/* roulang page: index */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }
        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }
        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
        }
        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }
        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }
        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }
        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }
        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            border: none;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 2px;
            }
            .dock-nav .nav-links li a {
                padding: 6px 12px;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 768px) {
            .dock-nav {
                padding: 10px 16px;
                border-radius: 28px;
                top: 10px;
                width: calc(100% - 20px);
            }
            .dock-nav .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: #fff;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-xl);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border: 1px solid var(--color-border);
            }
            .dock-nav .nav-links.open {
                display: flex;
            }
            .dock-nav .nav-links li a {
                display: block;
                text-align: center;
                padding: 12px;
                border-radius: 8px;
                font-size: 1rem;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .dock-nav .logo {
                font-size: 1.15rem;
            }
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            min-height: 600px;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            border-radius: 0 0 40px 40px;
            overflow: hidden;
            margin-top: -10px;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.82) 0%, rgba(30, 27, 75, 0.55) 40%, rgba(15, 23, 42, 0.7) 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            width: 100%;
            padding: 60px 0;
        }
        .hero-text {
            flex: 1;
            min-width: 300px;
            color: #fff;
        }
        .hero-badge {
            display: inline-block;
            background: var(--color-highlight);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 16px;
            animation: pulse-badge 2s ease-in-out infinite;
            letter-spacing: 0.5px;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.06);
            }
        }
        .hero-text h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 1px;
            color: #fff;
        }
        .hero-text h1 span {
            color: var(--color-accent);
        }
        .hero-text .hero-desc {
            font-size: 1.15rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
            border: none;
            cursor: pointer;
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
            transform: translateY(-1px);
        }
        .btn-outline {
            display: inline-block;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            background: transparent;
            border: 2px solid #fff;
            color: #fff;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
            cursor: pointer;
            text-align: center;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: var(--color-accent);
        }
        .hero-stats {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
            color: #fff;
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
                border-radius: 0 0 24px 24px;
            }
            .hero-inner {
                flex-direction: column;
                padding: 40px 0;
                gap: 24px;
            }
            .hero-text h1 {
                font-size: 2rem;
            }
            .hero-text .hero-desc {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.6rem;
            }
            .hero-btns {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                text-align: center;
            }
        }

        /* ========== 通用板块 ========== */
        section {
            padding: var(--section-gap) 0;
        }
        @media (max-width: 768px) {
            section {
                padding: var(--section-gap-mobile) 0;
            }
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .section-title p {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 600px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section-title h2 {
                font-size: 1.5rem;
            }
            .section-title {
                margin-bottom: 28px;
            }
        }

        /* ========== 卖点三连 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }
        .feature-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            text-align: center;
            position: relative;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .feature-card .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 16px;
            transition: all var(--transition-normal);
        }
        .feature-card:hover .feature-icon {
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            transform: scale(1.08);
        }
        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-primary);
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== 片库轨道（横向滚动） ========== */
        .track-scroll {
            overflow-x: auto;
            overflow-y: hidden;
            white-space: nowrap;
            padding-bottom: 16px;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-border) transparent;
        }
        .track-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .track-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .track-scroll::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 3px;
        }
        .track-inner {
            display: inline-flex;
            gap: 20px;
        }
        .track-card {
            display: inline-block;
            width: 240px;
            flex-shrink: 0;
            background: var(--color-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            white-space: normal;
            cursor: pointer;
        }
        .track-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .track-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .track-card .track-info {
            padding: 14px;
        }
        .track-card .track-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .track-card .track-info p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.4;
        }
        @media (max-width: 520px) {
            .track-card {
                width: 200px;
            }
            .track-card img {
                height: 120px;
            }
        }

        /* ========== 热播推荐（热门数据卡片） ========== */
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .hot-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hot-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .hot-card .hot-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--color-highlight);
            color: #fff;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 700;
        }
        .hot-card .hot-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .hot-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .hot-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }
        @media (max-width: 1024px) {
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .hot-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 片单分区（彩种分类网格） ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }
        .cat-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            cursor: pointer;
        }
        .cat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .cat-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .cat-card .cat-info {
            padding: 20px;
        }
        .cat-card .cat-info h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .cat-card .cat-info p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .cat-card img {
                height: 140px;
            }
        }
        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 场景演示（左图右文） ========== */
        .scene-row {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }
        .scene-row.reverse {
            flex-direction: row-reverse;
        }
        .scene-img {
            flex: 1;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .scene-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .scene-text {
            flex: 1;
            min-width: 280px;
        }
        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .scene-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        @media (max-width: 768px) {
            .scene-row {
                flex-direction: column;
                gap: 24px;
            }
            .scene-row.reverse {
                flex-direction: column;
            }
            .scene-text h3 {
                font-size: 1.25rem;
            }
        }

        /* ========== 数据指标 ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .stat-card {
            flex: 1;
            min-width: 160px;
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        .stat-card .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }
        @media (max-width: 520px) {
            .stat-card {
                min-width: 120px;
                padding: 20px 14px;
            }
            .stat-card .stat-num {
                font-size: 1.8rem;
            }
        }

        /* ========== 社会认同 ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }
        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .testimonial-card .avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 auto 12px;
        }
        .testimonial-card .quote {
            font-size: 0.9rem;
            color: var(--color-text);
            line-height: 1.6;
            margin-bottom: 10px;
            font-style: italic;
        }
        .testimonial-card .name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-primary);
        }
        .testimonial-card .role {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }
        @media (max-width: 768px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ========== 新闻中心 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .news-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            display: flex;
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-accent);
        }
        .news-card .news-date {
            flex-shrink: 0;
            width: 70px;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 10px;
            text-align: center;
            line-height: 1.3;
        }
        .news-card .news-date .day {
            font-size: 1.4rem;
            font-weight: 800;
        }
        .news-card .news-content {
            padding: 16px 20px;
            flex: 1;
        }
        .news-card .news-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-card .news-content p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .news-card .news-content .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            transition: all var(--transition-fast);
        }
        .news-card .news-content .read-more:hover {
            text-decoration: underline;
            color: var(--color-accent-dark);
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
            .news-card .news-date {
                width: 56px;
            }
            .news-card .news-date .day {
                font-size: 1.1rem;
            }
        }

        /* ========== 追剧入口（订阅CTA） ========== */
        .subscribe-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #2D2A6E 100%);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .subscribe-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: rgba(245, 158, 11, 0.15);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .subscribe-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .subscribe-section .btn-primary {
            position: relative;
            z-index: 1;
            font-size: 1.1rem;
            padding: 14px 36px;
        }
        @media (max-width: 768px) {
            .subscribe-section {
                padding: 32px 20px;
                border-radius: var(--radius-md);
            }
            .subscribe-section h2 {
                font-size: 1.4rem;
            }
        }

        /* ========== 品牌介绍 ========== */
        .about-section {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
        }
        .about-section h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 16px;
            text-align: center;
        }
        .about-section p {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.9;
            margin-bottom: 12px;
            max-width: 860px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .about-section {
                padding: 28px 20px;
                border-radius: var(--radius-md);
            }
            .about-section h2 {
                font-size: 1.3rem;
            }
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
        }
        .deep-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 20px;
            text-align: center;
        }
        .deep-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 20px 0 10px;
        }
        .deep-content p {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.9;
            margin-bottom: 14px;
        }
        .deep-content ul {
            list-style: disc;
            padding-left: 24px;
            margin-bottom: 14px;
        }
        .deep-content ul li {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 6px;
        }
        .deep-content .highlight-box {
            background: #FFF8E7;
            border-left: 4px solid var(--color-accent);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 16px 0;
            font-weight: 500;
            color: var(--color-primary);
        }
        @media (max-width: 768px) {
            .deep-content {
                padding: 28px 18px;
                border-radius: var(--radius-md);
            }
            .deep-content h2 {
                font-size: 1.3rem;
            }
        }

        /* ========== 安全体系 ========== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .security-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 24px 18px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .security-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        .security-card .sec-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .security-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .security-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }
        @media (max-width: 1024px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 使用指南 ========== */
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }
        .guide-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .guide-item:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .guide-item .guide-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
        }
        .guide-item .guide-text h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .guide-item .guide-text p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item.active {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            background: none;
            border: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            cursor: pointer;
            text-align: left;
            transition: all var(--transition-fast);
            font-family: inherit;
        }
        .faq-question:hover {
            background: #fafbfc;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--color-accent);
            transform: rotate(45deg);
        }
        .faq-answer {
            display: none;
            padding: 0 20px 18px 60px;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(30, 27, 75, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .sticky-cta-bar p {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 500;
            margin: 0;
        }
        .sticky-cta-bar .btn-primary {
            padding: 10px 24px;
            font-size: 0.9rem;
        }
        @media (max-width: 520px) {
            .sticky-cta-bar {
                flex-direction: column;
                gap: 10px;
                padding: 12px 16px;
                text-align: center;
            }
            .sticky-cta-bar p {
                font-size: 0.85rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 48px 0 100px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.88rem;
            color: #CBD5E1;
            line-height: 1.8;
            display: block;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-col .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 16px;
        }
        .footer-bottom {
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.82rem;
            color: #94A3B8;
        }
        .footer-bottom a {
            color: #CBD5E1;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .site-footer {
                padding: 32px 0 120px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 工具类 ========== */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .gap-section {
            margin-top: var(--section-gap);
        }
        @media (max-width: 768px) {
            .gap-section {
                margin-top: var(--section-gap-mobile);
            }
        }
        .bg-white {
            background: #fff;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category3 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }
        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }
        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            margin: 0;
            padding: 0;
        }
        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }
        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }
        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }
        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }
        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
            border: none;
        }
        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ========== 按钮系统 ========== */
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-normal);
            text-align: center;
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.15);
            transform: translateY(-1px);
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            padding: 10px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-normal);
            text-align: center;
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
        }
        .btn-outline-white {
            display: inline-block;
            background: transparent;
            color: #fff;
            border: 2px solid #fff;
            padding: 10px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-normal);
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
            border-radius: 6px;
        }

        /* ========== Hero 区域 ========== */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.82) 0%, rgba(15, 23, 42, 0.7) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 60px 0;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-text h1 .highlight {
            color: var(--color-accent);
            position: relative;
        }
        .hero-text .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 28px;
            max-width: 480px;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-visual {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .progress-ring-wrap {
            position: relative;
            width: 180px;
            height: 180px;
        }
        .progress-ring {
            transform: rotate(-90deg);
            width: 180px;
            height: 180px;
        }
        .progress-ring .bg-circle {
            fill: none;
            stroke: rgba(255, 255, 255, 0.18);
            stroke-width: 10;
        }
        .progress-ring .fg-circle {
            fill: none;
            stroke: var(--color-accent);
            stroke-width: 10;
            stroke-linecap: round;
            stroke-dasharray: 515;
            stroke-dashoffset: 67;
            transition: stroke-dashoffset 1.5s ease;
        }
        .progress-center {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
        }
        .progress-center .pc-value {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }
        .progress-center .pc-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 2px;
        }
        .tier-previews {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .tier-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            text-align: center;
            color: #fff;
            min-width: 100px;
            transition: all var(--transition-normal);
            cursor: pointer;
        }
        .tier-card:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }
        .tier-card .tier-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-accent);
        }
        .tier-card .tier-desc {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 2px;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            text-align: center;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-dark {
            background: var(--color-dark-bg);
            color: #fff;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        .section-accent-bg {
            background: var(--color-primary);
            color: #fff;
        }
        .section-accent-bg .section-title {
            color: #fff;
        }
        .section-accent-bg .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 卡片 ========== */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .card-body {
            padding: 24px;
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .card-tag {
            display: inline-block;
            background: var(--color-highlight);
            color: #fff;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .card-tag.accent {
            background: var(--color-accent);
            color: #1E1B4B;
        }
        .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .card-desc {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .card-link {
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }
        .card-link:hover {
            color: var(--color-accent-dark);
            text-decoration: underline;
            gap: 8px;
        }

        /* ========== 三列网格 ========== */
        .three-col-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }
        .two-col-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }

        /* ========== 卖点图标卡 ========== */
        .feature-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 30px 24px;
            text-align: center;
            transition: all var(--transition-normal);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 16px;
        }
        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== 图文交替 ========== */
        .alt-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .alt-row.reverse {
            direction: rtl;
        }
        .alt-row.reverse>* {
            direction: ltr;
        }
        .alt-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .alt-img img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }
        .alt-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .alt-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 10px;
        }

        /* ========== 统计数字 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }
        .stat-item .stat-label {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }
        .section-dark .stat-item .stat-label {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 评价卡片 ========== */
        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 24px;
            transition: all var(--transition-normal);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .testimonial-card .quote-icon {
            color: var(--color-accent);
            font-size: 1.6rem;
            margin-bottom: 8px;
        }
        .testimonial-card .quote-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.65;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .author-row {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .testimonial-card .author-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-primary);
        }
        .testimonial-card .author-role {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-question {
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--color-border-light);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA 底部固定条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(30, 27, 75, 0.95);
            backdrop-filter: blur(10px);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .sticky-cta-bar .cta-text {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            white-space: nowrap;
        }
        .sticky-cta-bar .btn-primary {
            white-space: nowrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding: 50px 0 30px;
            font-size: 0.9rem;
            margin-bottom: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
        }
        .footer-col p {
            line-height: 1.6;
            margin-bottom: 6px;
            font-size: 0.85rem;
        }
        .footer-col a {
            display: block;
            color: #CBD5E1;
            font-size: 0.85rem;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.8rem;
            color: #94A3B8;
        }
        .footer-bottom a {
            color: var(--color-accent);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ========== 分页 ========== */
        .pagination-row {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 30px;
            flex-wrap: wrap;
        }
        .pagination-row .page-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text);
        }
        .pagination-row .page-btn:hover,
        .pagination-row .page-btn.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .pagination-row .page-btn.active {
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }

        /* ========== 深度内容区域 ========== */
        .deep-content {
            max-width: 800px;
            margin: 0 auto;
        }
        .deep-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .deep-content p {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 16px;
            text-indent: 2em;
        }
        .deep-content ul {
            list-style: disc;
            padding-left: 1.5em;
            margin-bottom: 16px;
        }
        .deep-content ul li {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 6px;
        }
        .deep-content blockquote {
            border-left: 4px solid var(--color-accent);
            background: rgba(245, 158, 11, 0.05);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin-bottom: 16px;
            font-style: italic;
            color: var(--color-text-secondary);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-text .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-visual {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
            .three-col-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .alt-row {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .alt-row.reverse {
                direction: ltr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dock-nav .nav-links {
                gap: 2px;
            }
            .dock-nav .nav-links li a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 768px) {
            .dock-nav {
                padding: 10px 16px;
                border-radius: 30px;
                top: 10px;
                width: calc(100% - 20px);
            }
            .dock-nav .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: #fff;
                border-radius: var(--radius-lg);
                box-shadow: var(--shadow-xl);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                z-index: 1001;
            }
            .dock-nav .nav-links.show {
                display: flex;
            }
            .dock-nav .nav-links li a {
                display: block;
                text-align: center;
                padding: 10px;
                border-radius: 12px;
            }
            .hamburger {
                display: flex;
            }
            .three-col-grid {
                grid-template-columns: 1fr;
            }
            .two-col-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-text h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .sticky-cta-bar {
                flex-direction: column;
                gap: 10px;
                text-align: center;
                padding: 12px 16px;
            }
            .tier-previews {
                flex-direction: column;
                align-items: center;
            }
            .progress-ring-wrap {
                width: 140px;
                height: 140px;
            }
            .progress-ring {
                width: 140px;
                height: 140px;
            }
            .progress-ring .fg-circle {
                stroke-dasharray: 400;
                stroke-dashoffset: 52;
            }
            .progress-center .pc-value {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.6rem;
            }
            .hero-text .hero-subtitle {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-outline,
            .btn-outline-white {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
            .dock-nav .logo {
                font-size: 1.1rem;
            }
            .container {
                padding: 0 12px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }

        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }

        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
            border: none;
        }

        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ========== 分类页 Hero ========== */
        .category-hero {
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            position: relative;
            padding: 80px 0 70px;
            min-height: 380px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.78) 0%, rgba(30, 27, 75, 0.55) 50%, rgba(15, 23, 42, 0.7) 100%);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .category-hero .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 28px;
            max-width: 640px;
            line-height: 1.6;
        }

        .category-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 13px 30px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 13px 30px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-fast);
            text-align: center;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 10px;
            line-height: 1.3;
            text-align: center;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            text-align: center;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        /* ========== 卡片 ========== */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .card-body {
            padding: 24px;
        }

        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 16px;
        }

        .card-icon.amber {
            background: #FEF3C7;
            color: #D98C09;
        }

        .card-icon.indigo {
            background: #E0E7FF;
            color: #4338CA;
        }

        .card-icon.rose {
            background: #FFE4E6;
            color: #E11D48;
        }

        .card-icon.emerald {
            background: #D1FAE5;
            color: #059669;
        }

        .card-icon.sky {
            background: #E0F2FE;
            color: #0284C7;
        }

        .card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 开奖数据展示卡 ========== */
        .lottery-display-card {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            padding: 28px;
            transition: all var(--transition-normal);
            text-align: center;
        }

        .lottery-display-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .lottery-display-card .lottery-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .lottery-display-card .lottery-date {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
        }

        .lottery-balls {
            display: flex;
            gap: 10px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .lottery-ball {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #E53935, #C62828);
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 3px 8px rgba(229, 57, 53, 0.35);
        }

        .lottery-ball.blue {
            background: linear-gradient(135deg, #1E88E5, #1565C0);
            box-shadow: 0 3px 8px rgba(30, 136, 229, 0.35);
        }

        .lottery-info-row {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 8px;
        }

        .lottery-info-row span {
            font-weight: 600;
            color: var(--color-text);
        }

        /* ========== 场景图文 ========== */
        .scene-block {
            display: flex;
            align-items: center;
            gap: 50px;
            margin-bottom: 50px;
        }

        .scene-block.reverse {
            flex-direction: row-reverse;
        }

        .scene-block .scene-img {
            flex: 1;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .scene-block .scene-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .scene-block .scene-text {
            flex: 1;
            min-width: 280px;
        }

        .scene-block .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .scene-block .scene-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 10px;
        }

        /* ========== 流程步骤 ========== */
        .step-list {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .step-item {
            flex: 1;
            min-width: 200px;
            max-width: 260px;
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 800;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 14px rgba(30, 27, 75, 0.3);
        }

        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .step-item p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }

        /* ========== 统计数字 ========== */
        .stats-grid {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .stat-card {
            flex: 1;
            min-width: 180px;
            max-width: 240px;
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: #F8FAFC;
        }

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            padding: 0 24px 20px;
            max-height: 400px;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--color-primary);
            padding: 60px 0;
            text-align: center;
            border-radius: 0;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 15px 36px;
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(30, 27, 75, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 18px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.18);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .sticky-cta-bar .sticky-text {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            text-align: center;
        }

        .sticky-cta-bar .btn-primary {
            font-size: 0.95rem;
            padding: 10px 22px;
            white-space: nowrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 50px 0 20px;
            margin-bottom: 60px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .site-footer .footer-col h4 {
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-col p,
        .site-footer .footer-col a {
            font-size: 0.9rem;
            color: #CBD5E1;
            display: block;
            margin-bottom: 6px;
            line-height: 1.6;
        }

        .site-footer .footer-col a:hover {
            color: var(--color-accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.85rem;
            color: #94A3B8;
        }

        .site-footer .footer-bottom a {
            color: #CBD5E1;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            padding: 16px 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }

        .breadcrumb a:hover {
            color: var(--color-accent);
        }

        .breadcrumb span {
            margin: 0 8px;
            color: #CBD5E1;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 2px;
            }
            .dock-nav .nav-links li a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .category-hero h1 {
                font-size: 2.2rem;
            }
            .scene-block {
                flex-direction: column;
                gap: 24px;
            }
            .scene-block.reverse {
                flex-direction: column;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 768px) {
            .dock-nav {
                padding: 8px 16px;
                border-radius: 30px;
                top: 8px;
                width: calc(100% - 20px);
            }
            .dock-nav .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                border-radius: var(--radius-lg);
                box-shadow: var(--shadow-xl);
                padding: 16px;
                flex-direction: column;
                gap: 4px;
                margin-top: 8px;
                border: 1px solid var(--color-border);
            }
            .dock-nav .nav-links.show {
                display: flex;
            }
            .dock-nav .nav-links li a {
                display: block;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                text-align: center;
            }
            .hamburger {
                display: flex;
            }
            .dock-nav .nav-cta {
                gap: 6px;
            }
            .dock-nav .btn-nav {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            .category-hero {
                padding: 50px 0 40px;
                min-height: 280px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-subtitle {
                font-size: 1rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .sticky-cta-bar {
                padding: 10px 16px;
                gap: 10px;
            }
            .sticky-cta-bar .sticky-text {
                font-size: 0.85rem;
            }
            .step-list {
                flex-direction: column;
                align-items: center;
            }
            .step-item {
                max-width: 100%;
            }
            .stats-grid {
                gap: 14px;
            }
            .stat-card {
                min-width: 140px;
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
            body {
                padding-top: 70px;
            }
            .section {
                padding: 30px 0;
            }
            .container {
                padding: 0 14px;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .category-hero .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                text-align: center;
            }
            .lottery-display-card {
                padding: 18px;
            }
            .lottery-ball {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .stats-grid {
                flex-direction: column;
                align-items: center;
            }
            .stat-card {
                max-width: 100%;
                width: 100%;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }

        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }

        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            border: none;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ========== 分类 Hero ========== */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: var(--section-gap);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.82) 0%, rgba(21, 19, 58, 0.7) 40%, rgba(15, 23, 42, 0.6) 100%);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 40px;
            max-width: 700px;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .category-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
            transform: translateY(-2px);
        }

        .btn-secondary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-accent {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline-accent:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
        }

        .btn-text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            background: none;
            border: none;
            padding: 0;
        }

        .btn-text-link:hover {
            color: var(--color-accent-dark);
            text-decoration: underline;
            gap: 10px;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-header-left {
            text-align: left;
            margin-bottom: 40px;
        }

        .section-header-left h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .section-header-left .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== 卡片 ========== */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .card-icon.primary {
            background: rgba(30, 27, 75, 0.08);
            color: var(--color-primary);
        }

        .card-icon.accent {
            background: rgba(245, 158, 11, 0.12);
            color: var(--color-accent);
        }

        .card-icon.highlight {
            background: rgba(236, 72, 153, 0.1);
            color: var(--color-highlight);
        }

        .card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex-grow: 1;
            margin-bottom: 12px;
        }

        .card .card-link {
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
            margin-top: auto;
        }

        .card .card-link:hover {
            color: var(--color-accent-dark);
            gap: 8px;
        }

        /* 图表类型卡片 */
        .chart-type-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            height: 100%;
        }

        .chart-type-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .chart-type-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #f0f2f5;
        }

        .chart-type-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .chart-type-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .chart-type-card .card-body {
            padding: 20px 18px;
        }

        .chart-type-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .chart-type-card .card-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
        }

        .chart-type-card .card-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(245, 158, 11, 0.1);
            color: var(--color-accent);
            margin-right: 6px;
        }

        /* ========== 场景演示区 ========== */
        .scene-block {
            display: flex;
            align-items: center;
            gap: 50px;
            margin-bottom: 50px;
        }

        .scene-block.reverse {
            flex-direction: row-reverse;
        }

        .scene-block .scene-img {
            flex: 0 0 48%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16 / 10;
        }

        .scene-block .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .scene-block .scene-text {
            flex: 1;
        }

        .scene-block .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .scene-block .scene-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 10px;
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            margin-bottom: 40px;
        }

        .deep-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--color-border-light);
        }

        .deep-content p {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.9;
            margin-bottom: 16px;
            text-indent: 2em;
        }

        .deep-content .highlight-box {
            background: rgba(245, 158, 11, 0.06);
            border-left: 4px solid var(--color-accent);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.8;
        }

        .deep-content ul {
            list-style: none;
            padding-left: 0;
            margin: 16px 0;
        }

        .deep-content ul li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 10px;
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.7;
        }

        .deep-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        /* ========== 数据亮点 ========== */
        .stat-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            height: 100%;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-number .accent {
            color: var(--color-accent);
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        /* ========== 用户评价 ========== */
        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            text-align: center;
            height: 100%;
            transition: all var(--transition-normal);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .testimonial-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 auto 14px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 12px;
            font-style: italic;
            quotes: none;
        }

        .testimonial-card .testimonial-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-primary);
        }

        .testimonial-card .testimonial-role {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item .faq-question {
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
            gap: 12px;
        }

        .faq-item .faq-question:hover {
            background: rgba(30, 27, 75, 0.03);
        }

        .faq-item .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            transition: all var(--transition-normal);
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            padding: 0 22px 18px;
            max-height: 400px;
        }

        /* ========== CTA 条 ========== */
        .cta-strip {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-strip::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.15);
            pointer-events: none;
        }

        .cta-strip::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(236, 72, 153, 0.1);
            pointer-events: none;
        }

        .cta-strip .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-strip h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-strip p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 22px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(30, 27, 75, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sticky-cta-bar .sticky-text {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .sticky-cta-bar .btn-sticky {
            padding: 10px 24px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: none;
            cursor: pointer;
        }

        .sticky-cta-bar .btn-sticky:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.5);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 50px 0 24px;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .site-footer .footer-col h4 {
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: 6px;
            color: #CBD5E1;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: #CBD5E1;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col a:hover {
            color: var(--color-accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.8rem;
            color: #94A3B8;
            line-height: 1.6;
        }

        .site-footer .footer-bottom a {
            color: #CBD5E1;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 2px;
            }
            .dock-nav .nav-links li a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero .hero-content {
                padding: 40px 24px;
            }
            .scene-block {
                gap: 30px;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: 50px 0;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 80px;
            }
            .dock-nav {
                padding: 8px 16px;
                border-radius: 30px;
                top: 10px;
                width: calc(100% - 20px);
            }
            .dock-nav .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                border-radius: var(--radius-lg);
                flex-direction: column;
                padding: 16px;
                box-shadow: var(--shadow-xl);
                gap: 4px;
            }
            .dock-nav .nav-links.open {
                display: flex;
            }
            .dock-nav .nav-links li a {
                width: 100%;
                text-align: center;
                padding: 10px;
                border-radius: var(--radius-sm);
            }
            .hamburger {
                display: flex;
            }
            .dock-nav .nav-cta .search-icon {
                display: none;
            }
            .category-hero {
                min-height: 300px;
                border-radius: var(--radius-md);
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .category-hero .hero-content {
                padding: 30px 18px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .scene-block {
                flex-direction: column !important;
                gap: 20px;
            }
            .scene-block .scene-img {
                flex: 0 0 auto;
                width: 100%;
            }
            .deep-content {
                padding: 28px 18px;
            }
            .deep-content h3 {
                font-size: 1.25rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .sticky-cta-bar {
                padding: 10px 16px;
                gap: 10px;
            }
            .sticky-cta-bar .sticky-text {
                font-size: 0.82rem;
            }
            .cta-strip {
                padding: 32px 20px;
            }
            .cta-strip h2 {
                font-size: 1.3rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
            .container {
                padding: 0 14px;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.35rem;
            }
            .category-hero .hero-badge {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
            .category-hero .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .category-hero .hero-cta-group .btn-primary,
            .category-hero .hero-cta-group .btn-secondary {
                width: 100%;
                text-align: center;
            }
            .card {
                padding: 20px 16px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
            .deep-content p {
                text-indent: 1em;
                font-size: 0.9rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            box-sizing: border-box;
        }

        *,
        *:before,
        *:after {
            box-sizing: inherit;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
        }
        h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
        }
        h3 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
        }
        h4 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }

        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }

        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-title h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-title p {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin: 0 auto;
        }

        .section-title.left-align {
            text-align: left;
        }

        .section-title.left-align p {
            margin: 0;
        }

        /* ========== 卡片 ========== */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .card-body {
            padding: 24px;
        }

        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            border: 2px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            color: #fff;
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.15);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--color-accent-dark);
        }

        .btn-outline-white {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: #fff;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
            border-radius: 6px;
        }

        .btn-link {
            color: var(--color-accent);
            font-weight: 600;
            padding: 0;
            background: none;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

        .btn-link:hover {
            color: var(--color-accent-dark);
            text-decoration: underline;
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            margin-top: -20px;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.78) 0%, rgba(21, 19, 58, 0.65) 40%, rgba(15, 23, 42, 0.72) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            color: #fff;
        }

        .hero-content h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .hero-content .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 32px;
            max-width: 600px;
            line-height: 1.6;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }

        /* ========== 卖点三连 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .feature-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            text-align: center;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: var(--color-accent);
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: var(--color-accent);
            transition: all var(--transition-normal);
        }

        .feature-card:hover .feature-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.08);
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .feature-card p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 场景演示 ========== */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .scene-row.reverse {
            direction: rtl;
        }

        .scene-row.reverse>* {
            direction: ltr;
        }

        .scene-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16 / 10;
        }

        .scene-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .scene-text p {
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
            font-size: 1rem;
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 48px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .deep-content h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 24px;
            color: var(--color-primary);
        }

        .deep-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 28px 0 12px;
            color: var(--color-text);
        }

        .deep-content p {
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 16px;
            font-size: 1rem;
        }

        .deep-content ul {
            list-style: none;
            padding: 0;
            margin: 16px 0;
        }

        .deep-content ul li {
            padding: 8px 0 8px 28px;
            position: relative;
            color: var(--color-text);
            line-height: 1.7;
        }

        .deep-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 14px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .deep-content blockquote {
            border-left: 4px solid var(--color-accent);
            padding: 16px 24px;
            margin: 24px 0;
            background: rgba(245, 158, 11, 0.04);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text-secondary);
            font-style: italic;
        }

        /* ========== 策略卡片网格 ========== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }

        .strategy-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .strategy-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .strategy-card .strategy-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .strategy-card .strategy-info h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .strategy-card .strategy-info p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 社会认同 ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition-normal);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .testimonial-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-weight: 700;
            font-size: 1.3rem;
        }

        .testimonial-card .quote {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.6;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .author {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.9rem;
        }

        .testimonial-card .role {
            color: var(--color-text-secondary);
            font-size: 0.85rem;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            color: var(--color-text);
            font-size: 1rem;
            transition: background var(--transition-fast);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            background: rgba(245, 158, 11, 0.03);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
            font-size: 0.95rem;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.1);
            pointer-events: none;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }

        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(30, 27, 75, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            z-index: 999;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sticky-cta-bar span {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 48px 0 24px;
            margin-top: var(--section-gap);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 8px;
            color: #CBD5E1;
        }

        .footer-col a {
            display: block;
            color: #CBD5E1;
            font-size: 0.9rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #94A3B8;
        }

        .footer-bottom a {
            color: var(--color-accent);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .scene-row {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-content h1 {
                font-size: 34px;
            }
            .deep-content {
                padding: 32px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .cta-section {
                padding: 40px 28px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 768px) {
            .dock-nav {
                padding: 8px 16px;
                border-radius: 32px;
                top: 8px;
                width: calc(100% - 20px);
            }

            .dock-nav .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-xl);
                flex-direction: column;
                padding: 16px;
                margin-top: 8px;
                gap: 4px;
            }

            .dock-nav .nav-links.open {
                display: flex;
            }

            .dock-nav .nav-links li a {
                display: block;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }

            .hamburger {
                display: flex;
            }

            .dock-nav .nav-cta {
                gap: 6px;
            }

            .dock-nav .btn-nav {
                padding: 6px 14px;
                font-size: 0.85rem;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .hero-section {
                min-height: 400px;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .hero-buttons .btn {
                width: 100%;
                text-align: center;
            }
            .section-title h2 {
                font-size: 24px;
            }
            .deep-content {
                padding: 24px;
                border-radius: var(--radius-md);
            }
            .deep-content h2 {
                font-size: 1.4rem;
            }
            .strategy-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-md);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .sticky-cta-bar {
                flex-direction: column;
                gap: 10px;
                padding: 12px 16px;
                text-align: center;
            }
            .sticky-cta-bar span {
                font-size: 0.9rem;
            }
            body {
                padding-top: 75px;
            }
            .scene-row {
                gap: 24px;
            }
            .scene-text h3 {
                font-size: 1.25rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-content {
                padding: 50px 0;
            }
            .section {
                padding: 28px 0;
            }
            .section-title {
                margin-bottom: 28px;
            }
            .section-title h2 {
                font-size: 21px;
            }
            .feature-card {
                padding: 24px 18px;
            }
            .strategy-grid {
                gap: 16px;
            }
            .card-gap-fallback {
                gap: 16px;
            }
            .deep-content {
                padding: 18px;
            }
            .testimonial-card {
                padding: 20px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }

        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }

        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ========== Hero 拼团转化风格 ========== */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: var(--color-text-inverse);
            overflow: hidden;
            margin-top: -20px;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.78) 0%, rgba(15, 23, 42, 0.7) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 750px;
            padding: 60px 24px;
        }

        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.3;
            color: #fff;
            letter-spacing: 1px;
        }

        .hero-content .hero-subtitle {
            font-size: 1.25rem;
            margin-bottom: 28px;
            opacity: 0.92;
            line-height: 1.6;
            color: #E2E8F0;
        }

        .hero-group-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 30px;
            padding: 10px 22px;
            margin-bottom: 28px;
            font-size: 1rem;
            font-weight: 600;
            color: #FFE4A0;
            backdrop-filter: blur(6px);
        }

        .hero-group-badge i {
            color: var(--color-accent);
            font-size: 1.2rem;
            animation: pulse-gold 2s infinite;
        }

        @keyframes pulse-gold {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.25);
            }
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-secondary {
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 700;
            background: transparent;
            border: 2px solid #fff;
            color: #fff;
            transition: all var(--transition-normal);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            text-align: center;
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-subtitle {
            text-align: center;
            color: var(--color-text-secondary);
            font-size: 1.1rem;
            margin-bottom: 48px;
            line-height: 1.6;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 卖点三连 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .feature-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }

        .feature-card .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: var(--color-accent);
            transition: all var(--transition-normal);
        }

        .feature-card:hover .feature-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.08);
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .feature-card p {
            color: var(--color-text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
            margin: 0;
        }

        /* ========== 策略分类卡片 ========== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }

        .strategy-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .strategy-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .strategy-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        .strategy-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .strategy-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .strategy-card-body p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .strategy-card-body .btn-outline {
            align-self: flex-start;
            padding: 9px 20px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            border: 2px solid var(--color-accent);
            color: var(--color-accent);
            background: transparent;
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .strategy-card-body .btn-outline:hover {
            background: var(--color-accent);
            color: #fff;
        }

        /* ========== 场景演示 ========== */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            margin-bottom: 60px;
        }

        .scene-row:last-child {
            margin-bottom: 0;
        }

        .scene-row.reverse {
            direction: rtl;
        }

        .scene-row.reverse .scene-text {
            direction: ltr;
        }

        .scene-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .scene-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .scene-text p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            font-size: 1rem;
            margin-bottom: 12px;
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            margin-bottom: var(--card-gap);
        }

        .deep-content:last-child {
            margin-bottom: 0;
        }

        .deep-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 20px;
            line-height: 1.3;
            border-left: 4px solid var(--color-accent);
            padding-left: 16px;
        }

        .deep-content p {
            color: var(--color-text);
            line-height: 1.85;
            font-size: 1rem;
            margin-bottom: 16px;
            text-indent: 2em;
        }

        .deep-content p:last-child {
            margin-bottom: 0;
        }

        .deep-content ul {
            list-style: none;
            padding: 0;
            margin: 16px 0;
        }

        .deep-content ul li {
            padding: 10px 0 10px 28px;
            position: relative;
            line-height: 1.7;
            color: var(--color-text);
            font-size: 0.98rem;
        }

        .deep-content ul li::before {
            content: '◆';
            position: absolute;
            left: 0;
            top: 10px;
            color: var(--color-accent);
            font-size: 0.7rem;
        }

        /* ========== 数据亮点 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 32px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-accent);
            display: block;
            margin-bottom: 6px;
            line-height: 1;
        }

        .stat-label {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
        }

        /* ========== 新闻卡片 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .news-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .news-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .news-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card-body .news-date {
            font-size: 0.85rem;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .news-card-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .news-card-body p {
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .news-card-body .read-more {
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            cursor: pointer;
        }

        .news-card-body .read-more:hover {
            text-decoration: underline;
            color: var(--color-accent-dark);
        }

        /* ========== 社会认同 ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            text-align: center;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.3rem;
            font-weight: 700;
        }

        .testimonial-card .quote {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .name {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.95rem;
        }

        .testimonial-card .role {
            color: var(--color-text-secondary);
            font-size: 0.85rem;
        }

        /* ========== 品牌介绍 ========== */
        .about-block {
            background: linear-gradient(135deg, #f0f4ff 0%, #fdf6e8 100%);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            border: 1px solid var(--color-border);
            text-align: center;
        }

        .about-block h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 20px;
        }

        .about-block p {
            color: var(--color-text);
            line-height: 1.85;
            font-size: 1rem;
            max-width: 800px;
            margin: 0 auto 14px;
            text-indent: 2em;
            text-align: left;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item.active {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            transition: all var(--transition-fast);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            background: #fafbfc;
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            color: var(--color-accent);
        }

        .faq-item.active .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.15);
            z-index: 0;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            background: rgba(236, 72, 153, 0.1);
            z-index: 0;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
            color: #fff;
        }

        .cta-section p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 28px;
            color: #CBD5E1;
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(30, 27, 75, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .sticky-cta-bar span {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
        }

        .sticky-cta-bar .btn-primary {
            padding: 10px 24px;
            font-size: 0.95rem;
            border-radius: 24px;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 56px 0 28px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 14px;
            font-size: 1rem;
        }

        .footer-col p {
            margin-bottom: 6px;
            line-height: 1.6;
            font-size: 0.85rem;
        }

        .footer-col a {
            display: block;
            color: #CBD5E1;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
            font-size: 0.85rem;
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-links a {
            display: block;
            margin-bottom: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #94A3B8;
            line-height: 1.7;
        }

        .footer-bottom a {
            color: var(--color-accent);
        }

        .footer-bottom a:hover {
            text-decoration: underline;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-grid {
                grid-template-columns: 1fr 1fr;
            }
            .scene-row {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .scene-row.reverse {
                direction: ltr;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dock-nav .nav-links {
                gap: 2px;
            }
            .dock-nav .nav-links li a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .dock-nav {
                padding: 8px 16px;
                border-radius: 30px;
            }
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-links.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: #fff;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-xl);
                padding: 16px;
                gap: 4px;
                z-index: 1001;
            }
            .dock-nav .nav-links.open li a {
                display: block;
                padding: 10px 16px;
                border-radius: 8px;
                text-align: center;
            }
            .hamburger {
                display: flex;
            }
            .dock-nav .nav-cta .btn-nav {
                display: none;
            }
            .deep-content {
                padding: 28px 20px;
            }
            .about-block {
                padding: 32px 20px;
            }
            .cta-section {
                padding: 36px 24px;
            }
            .sticky-cta-bar {
                padding: 10px 16px;
                gap: 10px;
            }
            .sticky-cta-bar span {
                font-size: 0.85rem;
            }
            .hero-section {
                min-height: 440px;
            }
            .hero-group-badge {
                font-size: 0.85rem;
                padding: 8px 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-buttons {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.95rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 28px;
            }
            .container {
                padding: 0 12px;
            }
            body {
                padding-top: 70px;
            }
            .dock-nav {
                top: 8px;
                width: calc(100% - 16px);
                border-radius: 24px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 90px;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5em;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-text);
        }
        h1 {
            font-size: 2.25rem;
        }
        h2 {
            font-size: 1.75rem;
        }
        h3 {
            font-size: 1.375rem;
        }
        h4 {
            font-size: 1.125rem;
        }
        p {
            margin: 0 0 1em;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }
        .dock-nav .logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }
        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            padding: 0;
            margin: 0;
        }
        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 14px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }
        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }
        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }
        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text);
            font-size: 1.2rem;
            flex-shrink: 0;
            border: none;
        }
        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }
        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            width: calc(100% - 40px);
            max-width: 500px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            z-index: 1001;
            padding: 20px;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-menu-panel a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: var(--color-primary);
            color: #fff;
        }
        .mobile-menu-panel a.active {
            font-weight: 700;
        }

        /* ========== 页面标题区 Hero ========== */
        .page-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 80px 0 70px;
            margin-bottom: var(--section-gap);
            isolation: isolate;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.78) 0%, rgba(15, 23, 42, 0.7) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .page-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
            transform: translateY(-2px);
        }
        .btn-secondary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-accent {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-accent:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
        }

        /* ========== 板块间距 ========== */
        .section {
            padding: 0 0 var(--section-gap);
        }
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-title h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .section-title .section-subtitle {
            color: var(--color-text-secondary);
            font-size: 1rem;
        }

        /* ========== 彩种卡片网格 ========== */
        .lottery-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .lottery-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .lottery-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .lottery-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .lottery-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .lottery-card .card-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--color-highlight);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            z-index: 2;
        }
        .lottery-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .lottery-card .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-primary);
        }
        .lottery-card .card-date {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .lottery-card .card-date i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }
        .lottery-card .card-summary {
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin-bottom: 14px;
            flex: 1;
        }
        .lottery-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            transition: all var(--transition-fast);
            margin-top: auto;
        }
        .lottery-card .card-link:hover {
            color: var(--color-accent-dark);
            gap: 10px;
        }
        .lottery-card .card-link i {
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
        }
        .lottery-card .card-link:hover i {
            transform: translateX(3px);
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 40px;
            box-shadow: var(--shadow-sm);
        }
        .deep-content h2 {
            color: var(--color-primary);
            margin-bottom: 20px;
            font-size: 1.5rem;
            font-weight: 800;
        }
        .deep-content h3 {
            color: var(--color-text);
            margin-top: 24px;
            margin-bottom: 10px;
            font-size: 1.15rem;
        }
        .deep-content p {
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 16px;
            font-size: 0.98rem;
        }
        .deep-content ul {
            padding-left: 20px;
            margin-bottom: 16px;
            list-style: disc;
        }
        .deep-content ul li {
            margin-bottom: 8px;
            line-height: 1.7;
            color: var(--color-text);
            font-size: 0.95rem;
        }
        .deep-content .highlight-box {
            background: #FFFBEB;
            border-left: 4px solid var(--color-accent);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-size: 0.93rem;
            color: #92400E;
            line-height: 1.7;
        }

        /* ========== 场景展示区 ========== */
        .feature-showcase {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }
        .feature-showcase .showcase-img {
            flex: 1 1 400px;
            min-width: 280px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .feature-showcase .showcase-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .feature-showcase .showcase-text {
            flex: 1 1 350px;
            min-width: 280px;
        }
        .feature-showcase .showcase-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .feature-showcase .showcase-text p {
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
            font-size: 0.95rem;
        }

        /* ========== 数据亮点区 ========== */
        .stats-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .stat-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 28px 24px;
            text-align: center;
            flex: 1 1 180px;
            min-width: 150px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        /* ========== FAQ 折叠面板 ========== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item .faq-title {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
            gap: 12px;
        }
        .faq-item .faq-title:hover {
            background: #F8FAFC;
        }
        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
        }
        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-item .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-content {
            max-height: 400px;
            padding: 0 20px 18px;
        }
        .faq-item .faq-content p {
            color: var(--color-text-secondary);
            line-height: 1.7;
            font-size: 0.93rem;
            margin: 0;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.6rem;
            margin-bottom: 10px;
            font-weight: 800;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            font-size: 1rem;
        }
        .cta-section .btn-primary {
            background: var(--color-accent);
            color: #fff;
            font-size: 1.05rem;
            padding: 14px 36px;
        }
        .cta-section .btn-primary:hover {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(30, 27, 75, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 998;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .sticky-cta-bar .sticky-text {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .sticky-cta-bar .btn-primary {
            padding: 10px 24px;
            font-size: 0.9rem;
            white-space: nowrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 50px 0 30px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }
        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .site-footer .footer-col p {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-bottom: 6px;
            color: #CBD5E1;
        }
        .site-footer .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: #CBD5E1;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: #94A3B8;
        }
        .site-footer .footer-bottom a {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom a:hover {
            text-decoration: underline;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .dock-nav .nav-links li a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .dock-nav .nav-cta .btn-nav {
                padding: 7px 14px;
                font-size: 0.82rem;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: 0 0 50px;
            }
            .deep-content {
                padding: 28px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 80px;
            }
            .dock-nav {
                padding: 8px 16px;
                top: 10px;
                width: calc(100% - 24px);
                border-radius: 36px;
            }
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu-overlay.show {
                display: block;
            }
            .mobile-menu-panel.show {
                display: flex;
            }
            .page-hero {
                padding: 50px 0 45px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .section {
                padding: 0 0 35px;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .feature-showcase {
                flex-direction: column;
                gap: 20px;
            }
            .stats-row {
                gap: 14px;
            }
            .stat-card {
                flex: 1 1 130px;
                min-width: 120px;
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: 30px 20px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .deep-content {
                padding: 20px;
            }
            .sticky-cta-bar {
                padding: 10px 14px;
                gap: 10px;
            }
            .sticky-cta-bar .sticky-text {
                font-size: 0.82rem;
            }
            .container {
                padding: 0 14px;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                padding: 6px 12px;
                top: 6px;
                width: calc(100% - 16px);
                border-radius: 28px;
            }
            .dock-nav .logo {
                font-size: 1.1rem;
            }
            .page-hero h1 {
                font-size: 1.35rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.85rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }
            .page-hero .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-row {
                flex-direction: column;
                gap: 10px;
            }
            .stat-card {
                flex: 1 1 auto;
            }
            .deep-content {
                padding: 16px;
                border-radius: var(--radius-sm);
            }
            .deep-content h2 {
                font-size: 1.25rem;
            }
            .cta-section {
                padding: 24px 16px;
                border-radius: var(--radius-md);
            }
            .sticky-cta-bar {
                flex-direction: column;
                padding: 10px;
                gap: 8px;
            }
            .sticky-cta-bar .sticky-text {
                text-align: center;
            }
            .sticky-cta-bar .btn-primary {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #1E1B4B;
            --color-primary-dark: #15133A;
            --color-accent: #F59E0B;
            --color-accent-dark: #D98C09;
            --color-highlight: #EC4899;
            --color-highlight-dark: #D43D7F;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-dark-bg: #0F172A;
            --color-text: #1E293B;
            --color-text-secondary: #64748B;
            --color-text-inverse: #FFFFFF;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
            --card-gap: 30px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 100px;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            body {
                padding-top: 80px;
            }
        }

        /* ========== 浮动 Dock 导航 ========== */
        .dock-nav {
            position: fixed;
            top: 14px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 36px);
            max-width: 1100px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            padding: 10px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }

        .dock-nav .logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .logo i {
            color: var(--color-accent);
            font-size: 1.4rem;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: center;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: 24px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .nav-links li a:hover,
        .dock-nav .nav-links li a.active {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-nav .nav-links li a.active {
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(30, 27, 75, 0.3);
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .dock-nav .btn-nav {
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .dock-nav .btn-nav:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        .dock-nav .search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
            font-size: 1rem;
        }

        .dock-nav .search-icon:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-border-light);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            color: var(--color-text);
            font-size: 1.2rem;
            border: none;
            flex-shrink: 0;
        }

        .hamburger:hover {
            background: var(--color-primary);
            color: #fff;
        }

        @media (max-width: 900px) {
            .dock-nav {
                padding: 8px 16px;
                top: 8px;
                width: calc(100% - 20px);
                border-radius: 40px;
            }
            .dock-nav .nav-links {
                position: fixed;
                top: 75px;
                left: 10px;
                right: 10px;
                background: #fff;
                border-radius: 20px;
                flex-direction: column;
                gap: 2px;
                padding: 12px 8px;
                box-shadow: var(--shadow-xl);
                display: none;
                z-index: 999;
                border: 1px solid var(--color-border);
            }
            .dock-nav .nav-links.open {
                display: flex;
            }
            .dock-nav .nav-links li {
                width: 100%;
            }
            .dock-nav .nav-links li a {
                display: block;
                text-align: center;
                padding: 10px 16px;
                border-radius: 12px;
                font-size: 0.95rem;
            }
            .hamburger {
                display: flex;
            }
            .dock-nav .nav-cta .search-icon {
                display: none;
            }
            .dock-nav .btn-nav {
                font-size: 0.82rem;
                padding: 7px 14px;
            }
            .dock-nav .logo {
                font-size: 1.15rem;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                padding: 8px 12px;
                border-radius: 32px;
            }
            .dock-nav .logo {
                font-size: 1rem;
                gap: 4px;
            }
            .dock-nav .logo i {
                font-size: 1.1rem;
            }
            .dock-nav .btn-nav {
                font-size: 0.75rem;
                padding: 6px 10px;
            }
            .dock-nav .nav-links {
                top: 65px;
                left: 4px;
                right: 4px;
                border-radius: 16px;
            }
        }

        /* ========== 分类 Banner ========== */
        .category-banner {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
            margin-bottom: var(--section-gap);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.82) 0%, rgba(30, 27, 75, 0.55) 50%, rgba(15, 23, 42, 0.7) 100%);
            z-index: 1;
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 50px 40px;
            max-width: 750px;
        }

        .category-banner .banner-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .category-banner .banner-content .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .category-banner .banner-content .banner-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        @media (max-width: 768px) {
            .category-banner {
                min-height: 240px;
                border-radius: var(--radius-md);
            }
            .category-banner .banner-content {
                padding: 30px 20px;
            }
            .category-banner .banner-content h1 {
                font-size: 1.8rem;
            }
            .category-banner .banner-content .banner-subtitle {
                font-size: 1rem;
            }
        }

        /* ========== 板块通用 ========== */
        .section-block {
            margin-bottom: var(--section-gap);
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            margin-bottom: 36px;
            line-height: 1.6;
            max-width: 700px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-title {
            margin-bottom: 8px;
        }

        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 640px) {
            .section-block {
                margin-bottom: var(--section-gap-mobile);
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 24px;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        /* ========== 卡片基础 ========== */
        .card-base {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            overflow: hidden;
        }

        .card-base:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }

        /* ========== 工具三连卡片 ========== */
        .tool-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .tool-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .tool-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--color-accent);
        }

        .tool-card .tool-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.6rem;
            transition: all var(--transition-normal);
        }

        .tool-card:hover .tool-icon {
            background: var(--color-accent);
            transform: scale(1.08);
        }

        .tool-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .tool-card p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        .tool-card .tool-tag {
            display: inline-block;
            margin-top: 12px;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            background: #FEF3C7;
            color: #B45309;
        }

        @media (max-width: 900px) {
            .tool-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 560px) {
            .tool-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .tool-card {
                padding: 24px 18px;
            }
            .tool-card .tool-icon {
                width: 52px;
                height: 52px;
                font-size: 1.3rem;
                margin-bottom: 14px;
            }
        }

        /* ========== 场景展示区 ========== */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .scene-row.reverse {
            direction: rtl;
        }

        .scene-row.reverse .scene-text {
            direction: ltr;
        }

        .scene-row .scene-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .scene-row .scene-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16 / 10;
        }

        .scene-row .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .scene-row .scene-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        .scene-row .scene-text .scene-features {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }

        .scene-row .scene-text .scene-features li {
            padding: 6px 0 6px 28px;
            position: relative;
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.5;
        }

        .scene-row .scene-text .scene-features li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 6px;
            color: var(--color-accent);
            font-size: 0.85rem;
        }

        @media (max-width: 768px) {
            .scene-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .scene-row.reverse {
                direction: ltr;
            }
            .scene-row .scene-text h3 {
                font-size: 1.25rem;
            }
            .scene-row .scene-image img {
                aspect-ratio: 16 / 9;
            }
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 40px 36px;
            box-shadow: var(--shadow-sm);
        }

        .deep-content h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 20px;
            line-height: 1.3;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }

        .deep-content p {
            font-size: 1rem;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .deep-content .content-highlight {
            background: #FFFBEB;
            border-left: 4px solid var(--color-accent);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-size: 0.95rem;
            color: #92400E;
            line-height: 1.7;
        }

        .deep-content ul {
            list-style: none;
            padding: 0;
            margin: 16px 0;
        }

        .deep-content ul li {
            padding: 8px 0 8px 30px;
            position: relative;
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.6;
        }

        .deep-content ul li::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 16px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        @media (max-width: 640px) {
            .deep-content {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
            .deep-content h2 {
                font-size: 1.3rem;
            }
            .deep-content p {
                font-size: 0.93rem;
                line-height: 1.7;
            }
        }

        /* ========== 用户评价 ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .testimonial-card .testimonial-stars {
            color: var(--color-accent);
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.6;
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .testimonial-author .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .testimonial-card .testimonial-author .author-info {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        .testimonial-card .testimonial-author .author-info strong {
            display: block;
            color: var(--color-text);
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 500px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item .faq-question {
            width: 100%;
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            text-align: left;
            gap: 12px;
            border: none;
            font-family: inherit;
            transition: all var(--transition-fast);
        }

        .faq-item .faq-question:hover {
            background: #f8fafc;
        }

        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-fast);
            color: var(--color-text-secondary);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-item .faq-answer p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        @media (max-width: 640px) {
            .faq-item .faq-question {
                font-size: 0.93rem;
                padding: 14px 16px;
            }
            .faq-item .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 44px 36px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.15);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(236, 72, 153, 0.12);
            pointer-events: none;
        }

        .cta-section h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 1rem;
            margin-bottom: 22px;
            opacity: 0.9;
            position: relative;
            z-index: 1;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 13px 32px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
            border: none;
            cursor: pointer;
        }

        .cta-section .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
            transform: translateY(-2px);
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 30px 20px;
                border-radius: var(--radius-md);
            }
            .cta-section h3 {
                font-size: 1.25rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .cta-section .btn-primary {
                padding: 11px 24px;
                font-size: 0.9rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: #CBD5E1;
            padding: 50px 0 24px;
            margin-top: var(--section-gap);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .site-footer .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: 6px;
            color: #94A3B8;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: #CBD5E1;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col a:hover {
            color: var(--color-accent);
        }

        .site-footer .footer-links {
            display: flex;
            flex-direction: column;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #94A3B8;
            line-height: 1.6;
        }

        .site-footer .footer-bottom a {
            color: #CBD5E1;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .site-footer {
                padding: 36px 0 20px;
                margin-top: var(--section-gap-mobile);
            }
        }

        @media (max-width: 480px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .site-footer .footer-col h4 {
                margin-bottom: 8px;
            }
        }

        /* ========== 按钮通用 ========== */
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            text-align: center;
            font-family: inherit;
        }

        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--color-accent);
            padding: 10px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid var(--color-accent);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
            font-family: inherit;
        }

        .btn-secondary:hover {
            background: rgba(245, 158, 11, 0.08);
            color: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
        }

        /* ========== 工具统计条 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-item {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 24px 16px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }

        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-item .stat-number span {
            color: var(--color-accent);
        }

        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-item .stat-number {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 400px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item {
                padding: 16px 10px;
            }
            .stat-item .stat-number {
                font-size: 1.4rem;
            }
        }

        /* ========== 分页导航 ========== */
        .pagination-nav {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 30px;
            flex-wrap: wrap;
        }

        .pagination-nav .page-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .pagination-nav .page-btn:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .pagination-nav .page-btn.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 700;
        }

        .pagination-nav .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }