/* roulang page: index */
/* ============ 设计变量 ============ */
        :root {
            --primary: #c0392b;
            --primary-dark: #96281b;
            --primary-light: #e85d4a;
            --accent: #d4a574;
            --accent-light: #e8c9a8;
            --bg-dark: #0d0e12;
            --bg-card: #15171e;
            --bg-card-hover: #1b1e28;
            --bg-section-alt: #11131a;
            --text-primary: #f0f1f5;
            --text-secondary: #b8bcc8;
            --text-muted: #8a8f9e;
            --text-weak: #6a6e7c;
            --border: #2a2d36;
            --border-light: #3a3e4a;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
            --shadow-md: 0 6px 22px rgba(0,0,0,0.35);
            --shadow-lg: 0 14px 44px rgba(0,0,0,0.45);
            --font-sans: 'Inter','PingFang SC','Microsoft YaHei','Segoe UI',sans-serif;
            --transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
            --container-max: 1200px;
            --header-h: 72px;
        }

        /* ============ 基础 Reset ============ */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-dark);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul, ol {
            list-style: none;
        }

        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 0.6em;
            color: var(--text-primary);
        }

        h1 { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -0.02em; }
        h2 { font-size: clamp(1.55rem, 2.6vw, 2.2rem); letter-spacing: -0.01em; }
        h3 { font-size: clamp(1.1rem, 1.6vw, 1.4rem); }
        h4 { font-size: 1.05rem; }

        p { margin-bottom: 1em; }

        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        /* ============ 容器 ============ */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (min-width: 768px) {
            .container { padding: 0 32px; }
        }
        @media (min-width: 1200px) {
            .container { padding: 0 48px; }
        }

        /* ============ Header / Nav ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(13,14,18,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0,0,0,0.4);
            background: rgba(13,14,18,0.97);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            gap: 16px;
        }

        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: #fff;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .logo-text:hover { color: var(--accent); }

        .nav-search {
            display: none;
            flex: 1;
            max-width: 360px;
            margin: 0 16px;
        }

        .nav-search form {
            display: flex;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 6px 14px;
            transition: var(--transition);
        }

        .nav-search form:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(212,165,116,0.15);
        }

        .nav-search input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 0.9rem;
            padding: 6px 8px;
            outline: none;
        }

        .nav-search input::placeholder { color: var(--text-weak); }

        .nav-search button {
            color: var(--text-muted);
            padding: 4px 6px;
            transition: var(--transition);
        }
        .nav-search button:hover { color: var(--accent); }

        .nav-links {
            display: none;
            align-items: center;
            gap: 24px;
        }

        .nav-links a {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-links a:hover, .nav-links a.active {
            color: var(--text-primary);
        }

        .nav-links a:hover::after, .nav-links a.active::after {
            width: 100%;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 5px 12px;
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }

        .lang-switch:hover {
            border-color: var(--accent);
            color: var(--text-primary);
        }

        .lang-switch i { font-size: 0.75rem; }

        .mobile-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: var(--transition);
        }

        .mobile-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border);
            padding: 20px 32px;
            box-shadow: var(--shadow-lg);
        }

        .mobile-menu.open { display: block; }

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a:hover, .mobile-menu a.active { color: var(--accent); }

        .mobile-search {
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 16px;
        }

        .mobile-search input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--text-primary);
            outline: none;
            font-size: 0.9rem;
        }
        .mobile-search button { color: var(--text-muted); }

        @media (min-width: 768px) {
            .nav-search { display: block; }
            .nav-links { display: flex; }
            .mobile-toggle { display: none; }
            .mobile-menu { display: none !important; }
        }

        @media (max-width: 767px) {
            .nav-links { display: none; }
            .nav-search { display: none; }
            .mobile-toggle { display: flex; }
        }

        /* ============ Main / Banner ============ */
        main {
            padding-top: var(--header-h);
            min-height: 60vh;
        }

        /* ============ Hero ============ */
        .hero {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background-image: linear-gradient(135deg, rgba(13,14,18,0.88) 0%, rgba(13,14,18,0.65) 50%, rgba(13,14,18,0.82) 100%), url('/assets/images/16f13cf42033d478.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            border-bottom: 1px solid var(--border);
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg-dark) 0%, transparent 100%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(192,57,43,0.18);
            border: 1px solid rgba(192,57,43,0.4);
            border-radius: 999px;
            padding: 7px 16px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--primary-light);
            margin-bottom: 22px;
        }

        .hero-badge i { font-size: 0.7rem; }

        .hero h1 {
            font-size: clamp(2.2rem, 4.6vw, 3.4rem);
            font-weight: 700;
            letter-spacing: -0.025em;
            line-height: 1.15;
            margin-bottom: 18px;
            color: #fff;
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 50%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 30px;
            max-width: 600px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 34px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            letter-spacing: 0.01em;
            transition: var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
            text-align: center;
            justify-content: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            box-shadow: 0 4px 16px rgba(192,57,43,0.35);
        }

        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(192,57,43,0.5);
        }

        .btn-outline {
            border-color: var(--border-light);
            color: var(--text-primary);
            background: rgba(255,255,255,0.04);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent) 0%, #b8895b 100%);
            color: #0d0e12;
            box-shadow: 0 4px 16px rgba(212,165,116,0.3);
        }

        .btn-accent:hover {
            color: #0d0e12;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212,165,116,0.45);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
        }

        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.01em;
        }

        .hero-stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        @media (max-width: 767px) {
            .hero {
                min-height: 540px;
                padding: 60px 0;
            }
            .hero-desc { font-size: 1rem; }
            .btn { width: 100%; justify-content: center; }
            .hero-stats { gap: 18px; }
        }

        /* ============ Section 基类 ============ */
        .section {
            padding: 68px 0;
            position: relative;
        }

        .section-alt {
            background: var(--bg-section-alt);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .section-title {
            font-size: clamp(1.5rem, 2.4vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.015em;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text-secondary);
            max-width: 720px;
        }

        /* ============ 搜索入口板块 ============ */
        .search-bar-section {
            padding: 36px 0 48px;
            margin-top: -1px;
        }

        .search-panel {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 28px 20px;
            box-shadow: var(--shadow-md);
        }

        .search-panel form {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--bg-dark);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 8px 8px 20px;
            transition: var(--transition);
        }

        .search-panel form:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(212,165,116,0.12);
        }

        .search-panel input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 1rem;
            padding: 8px 0;
            outline: none;
        }

        .search-panel input::placeholder { color: var(--text-weak); }

        .search-panel .btn {
            padding: 10px 22px;
            font-size: 0.9rem;
            border-radius: 999px;
        }

        .hot-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
            align-items: center;
        }

        .hot-tags-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .hot-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            background: var(--bg-dark);
            border: 1px solid var(--border);
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: var(--transition);
        }

        .hot-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        /* ============ 分类矩阵 ============ */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 16px;
        }

        .category-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 24px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .category-card:hover {
            border-color: var(--accent);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            background: var(--bg-card-hover);
        }

        .category-card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, rgba(192,57,43,0.2) 0%, rgba(192,57,43,0.08) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary-light);
            margin-bottom: 12px;
        }

        .category-card-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .category-card-count {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* ============ 痛点/解决方案 ============ */
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .solution-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 300px;
            background-size: cover;
            background-position: center;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
        }

        .solution-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(13,14,18,0.85) 0%, rgba(13,14,18,0.2) 60%, transparent 100%);
        }

        .solution-visual-label {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            z-index: 1;
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
        }

        .solution-points {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .solution-point {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 16px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .solution-point:hover {
            border-color: var(--border-light);
            background: var(--bg-card-hover);
        }

        .solution-point-icon {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(212,165,116,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 0.95rem;
        }

        .solution-point-title {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 2px;
        }

        .solution-point-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        @media (max-width: 767px) {
            .solution-grid { grid-template-columns: 1fr; gap: 24px; }
            .solution-visual { min-height: 200px; }
        }

        /* ============ 精选清单 ============ */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 18px;
        }

        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .featured-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .featured-card-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .featured-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(13,14,18,0.6) 0%, transparent 50%);
        }

        .featured-card-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            z-index: 1;
            background: var(--primary);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
        }

        .featured-card-body {
            padding: 16px 18px;
        }

        .featured-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .featured-card-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .featured-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 10px;
            font-size: 0.75rem;
            color: var(--text-weak);
        }

        /* ============ 步骤流程 ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 18px;
        }

        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: var(--transition);
            position: relative;
        }

        .step-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 12px;
        }

        .step-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .step-card-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ CMS 列表 ============ */
        .cms-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 16px;
        }

        .cms-list-item {
            display: flex;
            gap: 14px;
            padding: 14px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .cms-list-item:hover {
            border-color: var(--border-light);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-sm);
        }

        .cms-list-item-thumb {
            flex-shrink: 0;
            width: 72px;
            height: 72px;
            border-radius: var(--radius-sm);
            background-size: cover;
            background-position: center;
            background-color: var(--bg-dark);
        }

        .cms-list-item-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cms-list-item-summary {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }

        .cms-list-item-meta {
            font-size: 0.7rem;
            color: var(--text-weak);
        }

        /* ============ 排行 ============ */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .ranking-item:hover {
            border-color: var(--border-light);
            background: var(--bg-card-hover);
            transform: translateX(4px);
        }

        .ranking-num {
            flex-shrink: 0;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--bg-dark);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .ranking-item.top-1 .ranking-num { background: var(--accent); color: #0d0e12; border-color: var(--accent); }
        .ranking-item.top-2 .ranking-num { background: #c0c0c0; color: #0d0e12; border-color: #c0c0c0; }
        .ranking-item.top-3 .ranking-num { background: #cd7f32; color: #fff; border-color: #cd7f32; }

        .ranking-info { flex: 1; min-width: 0; }

        .ranking-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-badge {
            flex-shrink: 0;
            font-size: 0.72rem;
            color: var(--accent);
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            background: rgba(212,165,116,0.1);
            border: 1px solid rgba(212,165,116,0.25);
        }

        /* ============ 资源中心 ============ */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 16px;
        }

        .resource-card {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .resource-card:hover {
            border-color: var(--border-light);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-sm);
        }

        .resource-card-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(212,165,116,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.2rem;
        }

        .resource-card-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .resource-card-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ============ 数据指标 ============ */
        .stats-band {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
            text-align: center;
        }

        .stats-item {
            padding: 20px;
        }

        .stats-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }

        .stats-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ============ 证言 ============ */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 18px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .testimonial-quote {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 14px;
        }

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

        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: #fff;
        }

        .testimonial-name {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        .testimonial-role {
            font-size: 0.72rem;
            color: var(--text-muted);
        }

        /* ============ 适用人群/场景矩阵 ============ */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 16px;
        }

        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: var(--transition);
        }

        .scene-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .scene-card-icon {
            font-size: 1.6rem;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .scene-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .scene-card-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.55;
        }

        /* ============ 收藏入口/CTA ============ */
        .cta-band {
            background: linear-gradient(135deg, rgba(192,57,43,0.15) 0%, rgba(13,14,18,0.9) 50%, rgba(212,165,116,0.1) 100%);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 44px 32px;
            text-align: center;
        }

        .cta-band-title {
            font-size: clamp(1.4rem, 2.2vw, 1.8rem);
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-band-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #0a0b0e;
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .footer-about {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-links a {
            display: block;
            font-size: 0.82rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-weak);
        }

        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .section { padding: 52px 0; }
        }

        @media (max-width: 768px) {
            .section { padding: 44px 0; }
            .featured-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
            .testimonial-grid { grid-template-columns: 1fr; }
            .scene-grid { grid-template-columns: 1fr 1fr; }
            .category-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
        }

        @media (max-width: 520px) {
            .section { padding: 36px 0; }
            .scene-grid { grid-template-columns: 1fr; }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .hero { min-height: 480px; }
            .hero h1 { font-size: 1.8rem; }
            .hero-desc { font-size: 0.92rem; }
            .search-panel form { flex-direction: column; border-radius: var(--radius-md); padding: 14px; }
            .search-panel input { width: 100%; text-align: center; }
            .search-panel .btn { width: 100%; }
            .cms-list-grid { grid-template-columns: 1fr; }
            .resource-grid { grid-template-columns: 1fr; }
            .stats-band { grid-template-columns: 1fr 1fr; }
        }

/* roulang page: article */
:root {
        --primary: #c0392b;
        --primary-dark: #96281b;
        --primary-light: #e85d4a;
        --accent: #d4a574;
        --accent-light: #e8c9a8;
        --bg-dark: #0d0e12;
        --bg-card: #15171e;
        --bg-card-hover: #1b1e28;
        --bg-section-alt: #11131a;
        --text-primary: #f0f1f5;
        --text-secondary: #b8bcc8;
        --text-muted: #8a8f9e;
        --text-weak: #6a6e7c;
        --border: #2a2d36;
        --border-light: #3a3e4a;
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 22px;
        --radius-xl: 32px;
        --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
        --shadow-md: 0 6px 22px rgba(0,0,0,0.35);
        --shadow-lg: 0 14px 44px rgba(0,0,0,0.45);
        --font-sans: 'Inter','PingFang SC','Microsoft YaHei','Segoe UI',sans-serif;
        --transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
        --container-max: 1200px;
        --header-h: 72px;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }
    body {
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text-primary);
        background-color: var(--bg-dark);
        min-height: 100vh;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        overflow-x: hidden;
        margin: 0;
        padding-top: var(--header-h);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
        border: 0;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    a:hover,
    a:focus {
        color: var(--accent);
    }
    button {
        cursor: pointer;
        border: none;
        background: none;
        font-family: inherit;
        font-size: inherit;
        line-height: inherit;
    }
    input {
        font-family: inherit;
        font-size: inherit;
        line-height: inherit;
    }

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

    /* ============ Header / Nav ============ */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        height: var(--header-h);
        background: rgba(13,14,18,0.92);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border);
        transition: var(--transition);
    }
    .site-header.scrolled {
        box-shadow: 0 4px 24px rgba(0,0,0,0.4);
        background: rgba(13,14,18,0.97);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: var(--header-h);
        gap: 12px;
    }
    .logo-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .logo-icon {
        width: 40px;
        height: 40px;
        border-radius: var(--radius-sm);
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 1.1rem;
        color: #fff;
        flex-shrink: 0;
    }
    .logo-text {
        font-size: 1.15rem;
        font-weight: 700;
        letter-spacing: -0.01em;
        color: var(--text-primary);
        white-space: nowrap;
    }
    .logo-text:hover {
        color: var(--accent);
    }
    .nav-search {
        display: none;
        flex: 1;
        max-width: 340px;
        margin: 0 12px;
    }
    .nav-search form {
        display: flex;
        align-items: center;
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: 999px;
        padding: 5px 14px;
        transition: var(--transition);
    }
    .nav-search form:focus-within {
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(212,165,116,0.15);
    }
    .nav-search input {
        flex: 1;
        background: transparent;
        border: none;
        color: var(--text-primary);
        font-size: 0.88rem;
        padding: 6px 8px;
        outline: none;
        min-width: 0;
    }
    .nav-search input::placeholder {
        color: var(--text-weak);
    }
    .nav-search button {
        color: var(--text-muted);
        padding: 4px 6px;
        transition: var(--transition);
        background: none;
    }
    .nav-search button:hover {
        color: var(--accent);
    }
    .nav-links {
        display: none;
        align-items: center;
        gap: 24px;
    }
    .nav-links a {
        font-size: 0.92rem;
        font-weight: 500;
        color: var(--text-secondary);
        padding: 6px 2px;
        position: relative;
        white-space: nowrap;
        display: inline-block;
    }
    .nav-links a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 2px;
        background: var(--accent);
        border-radius: 2px;
        transition: var(--transition);
    }
    .nav-links a:hover,
    .nav-links a.active {
        color: var(--text-primary);
    }
    .nav-links a:hover::after,
    .nav-links a.active::after {
        width: 100%;
    }
    .nav-right {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 9px 18px;
        border-radius: 999px;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        font-size: 0.85rem;
        font-weight: 600;
        white-space: nowrap;
        transition: var(--transition);
        border: 1px solid transparent;
    }
    .nav-cta:hover {
        background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
        color: #fff;
        box-shadow: 0 4px 16px rgba(192,57,43,0.35);
        transform: translateY(-1px);
    }
    .nav-cta:focus {
        outline: 2px solid var(--accent);
        outline-offset: 2px;
    }
    .mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        border-radius: var(--radius-sm);
        background: var(--bg-card);
        border: 1px solid var(--border);
        color: var(--text-secondary);
        font-size: 1.2rem;
        transition: var(--transition);
        flex-shrink: 0;
    }
    .mobile-toggle:hover {
        color: var(--accent);
        border-color: var(--accent);
    }
    .mobile-menu {
        display: none;
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-dark);
        z-index: 999;
        padding: 24px;
        flex-direction: column;
        gap: 12px;
        overflow-y: auto;
    }
    .mobile-menu.open {
        display: flex;
    }
    .mobile-menu a {
        font-size: 1.1rem;
        font-weight: 500;
        color: var(--text-secondary);
        padding: 14px 16px;
        border-radius: var(--radius-sm);
        background: var(--bg-card);
        border: 1px solid var(--border);
        transition: var(--transition);
    }
    .mobile-menu a:hover,
    .mobile-menu a.active {
        color: var(--text-primary);
        border-color: var(--accent);
        background: var(--bg-card-hover);
    }

    /* ============ 面包屑 ============ */
    .breadcrumb-bar {
        padding: 20px 0 0;
        background: var(--bg-dark);
    }
    .breadcrumb-nav {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.85rem;
        color: var(--text-muted);
        flex-wrap: wrap;
    }
    .breadcrumb-nav a {
        color: var(--text-muted);
        transition: var(--transition);
    }
    .breadcrumb-nav a:hover {
        color: var(--accent);
    }
    .breadcrumb-sep {
        color: var(--text-weak);
        font-size: 0.75rem;
    }
    .breadcrumb-current {
        color: var(--text-secondary);
        font-weight: 500;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 320px;
    }

    /* ============ 文章 Hero ============ */
    .article-hero {
        padding: 32px 0 40px;
        background: var(--bg-dark);
    }
    .article-hero-inner {
        display: flex;
        flex-direction: column;
        gap: 24px;
        align-items: flex-start;
    }
    .article-cat-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 14px;
        border-radius: 999px;
        background: rgba(192,57,43,0.15);
        color: var(--accent);
        font-size: 0.8rem;
        font-weight: 600;
        border: 1px solid rgba(192,57,43,0.25);
    }
    .article-cat-badge i {
        font-size: 0.7rem;
    }
    .article-hero h1 {
        font-size: 2rem;
        font-weight: 800;
        line-height: 1.35;
        color: var(--text-primary);
        letter-spacing: -0.01em;
        margin: 0;
    }
    .article-meta-row {
        display: flex;
        align-items: center;
        gap: 20px;
        flex-wrap: wrap;
        font-size: 0.88rem;
        color: var(--text-muted);
    }
    .article-meta-row span {
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .article-meta-row i {
        color: var(--accent);
        font-size: 0.8rem;
    }
    .article-cover-wrap {
        width: 100%;
        border-radius: var(--radius-lg);
        overflow: hidden;
        position: relative;
        box-shadow: var(--shadow-lg);
        border: 1px solid var(--border);
    }
    .article-cover-wrap img {
        width: 100%;
        max-height: 420px;
        object-fit: cover;
        transition: var(--transition);
    }
    .article-cover-wrap:hover img {
        transform: scale(1.02);
    }
    .article-cover-overlay {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        padding: 40px 24px 20px;
        background: linear-gradient(0deg, rgba(13,14,18,0.85) 0%, transparent 100%);
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 12px;
        flex-wrap: wrap;
    }
    .cover-label {
        font-size: 0.85rem;
        color: var(--text-secondary);
        font-weight: 500;
    }
    .cover-read-time {
        font-size: 0.8rem;
        color: var(--accent);
        font-weight: 600;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    /* ============ 正文区 ============ */
    .article-body-section {
        padding: 40px 0;
        background: var(--bg-dark);
    }
    .article-body-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .article-main-content {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 32px 28px;
        box-shadow: var(--shadow-sm);
        min-height: 300px;
    }
    .article-main-content .article-active-body {
        font-size: 1rem;
        line-height: 1.9;
        color: var(--text-secondary);
    }
    .article-main-content .article-active-body h2 {
        font-size: 1.45rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: 28px 0 14px;
        line-height: 1.4;
        padding-bottom: 8px;
        border-bottom: 1px solid var(--border);
    }
    .article-main-content .article-active-body h3 {
        font-size: 1.2rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 22px 0 10px;
        line-height: 1.4;
    }
    .article-main-content .article-active-body p {
        margin: 0 0 16px;
        color: var(--text-secondary);
    }
    .article-main-content .article-active-body ul,
    .article-main-content .article-active-body ol {
        margin: 0 0 16px;
        padding-left: 24px;
        color: var(--text-secondary);
    }
    .article-main-content .article-active-body li {
        margin-bottom: 8px;
    }
    .article-main-content .article-active-body img {
        border-radius: var(--radius-md);
        margin: 18px 0;
        box-shadow: var(--shadow-sm);
    }
    .article-main-content .article-active-body blockquote {
        background: var(--bg-section-alt);
        border-left: 3px solid var(--accent);
        padding: 16px 20px;
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        margin: 18px 0;
        color: var(--text-muted);
        font-style: italic;
    }
    .article-main-content .article-active-body table {
        width: 100%;
        border-collapse: collapse;
        margin: 18px 0;
        font-size: 0.9rem;
    }
    .article-main-content .article-active-body table th {
        background: var(--bg-section-alt);
        color: var(--text-primary);
        font-weight: 600;
        padding: 12px 14px;
        text-align: left;
        border: 1px solid var(--border);
    }
    .article-main-content .article-active-body table td {
        padding: 10px 14px;
        border: 1px solid var(--border);
        color: var(--text-secondary);
    }
    .article-main-content .article-active-body a {
        color: var(--accent);
        border-bottom: 1px dashed var(--accent);
    }
    .article-main-content .article-active-body a:hover {
        color: var(--primary-light);
        border-bottom-style: solid;
    }
    .article-not-found {
        text-align: center;
        padding: 40px 20px;
    }
    .article-not-found i {
        font-size: 3rem;
        color: var(--text-weak);
        margin-bottom: 16px;
    }
    .article-not-found h2 {
        font-size: 1.5rem;
        color: var(--text-primary);
        margin-bottom: 12px;
    }
    .article-not-found p {
        color: var(--text-muted);
        margin-bottom: 20px;
    }
    .btn-back-home {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 24px;
        border-radius: 999px;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        font-weight: 600;
        font-size: 0.9rem;
        transition: var(--transition);
    }
    .btn-back-home:hover {
        color: #fff;
        box-shadow: 0 4px 16px rgba(192,57,43,0.35);
        transform: translateY(-2px);
    }

    .article-sidebar {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
    .side-card {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 22px 20px;
        box-shadow: var(--shadow-sm);
    }
    .side-card-title {
        font-size: 1rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 16px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .side-card-title i {
        color: var(--accent);
        font-size: 0.9rem;
    }
    .side-related-item {
        display: flex;
        gap: 12px;
        padding: 10px 0;
        border-bottom: 1px solid var(--border);
        align-items: flex-start;
    }
    .side-related-item:last-child {
        border-bottom: none;
    }
    .side-related-thumb {
        width: 64px;
        height: 48px;
        border-radius: var(--radius-sm);
        overflow: hidden;
        flex-shrink: 0;
        background: var(--bg-section-alt);
    }
    .side-related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .side-related-info h4 {
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--text-secondary);
        margin: 0 0 4px;
        line-height: 1.4;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .side-related-info h4 a:hover {
        color: var(--accent);
    }
    .side-related-info span {
        font-size: 0.75rem;
        color: var(--text-weak);
    }

    /* ============ 板块通用 ============ */
    .section-block {
        padding: 48px 0;
    }
    .section-block.section-alt {
        background: var(--bg-section-alt);
    }
    .section-block.section-dark {
        background: #0a0b0f;
    }
    .section-head {
        margin-bottom: 28px;
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
    }
    .section-head-left h2 {
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: 0 0 6px;
        line-height: 1.35;
    }
    .section-head-left p {
        font-size: 0.95rem;
        color: var(--text-muted);
        margin: 0;
    }
    .section-head-link {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--accent);
        white-space: nowrap;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: var(--transition);
    }
    .section-head-link:hover {
        color: var(--primary-light);
    }
    .section-head-link i {
        font-size: 0.75rem;
    }

    /* ============ 卡片 ============ */
    .video-card {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        box-shadow: var(--shadow-sm);
        height: 100%;
    }
    .video-card:hover {
        background: var(--bg-card-hover);
        border-color: var(--border-light);
        box-shadow: var(--shadow-md);
        transform: translateY(-4px);
    }
    .video-card-media {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/9;
        background: var(--bg-section-alt);
    }
    .video-card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: var(--transition);
    }
    .video-card:hover .video-card-media img {
        transform: scale(1.05);
    }
    .video-card-media .play-overlay {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: rgba(13,14,18,0.7);
        backdrop-filter: blur(8px);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1rem;
        transition: var(--transition);
        border: 1px solid rgba(255,255,255,0.25);
    }
    .video-card:hover .play-overlay {
        background: var(--primary);
        border-color: var(--primary-light);
    }
    .video-card-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        padding: 4px 12px;
        border-radius: 999px;
        background: rgba(13,14,18,0.75);
        backdrop-filter: blur(6px);
        color: var(--accent);
        font-size: 0.72rem;
        font-weight: 600;
        border: 1px solid rgba(212,165,116,0.3);
    }
    .video-card-body {
        padding: 18px 20px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        flex: 1;
    }
    .video-card-body h3 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0;
        line-height: 1.45;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .video-card-body p {
        font-size: 0.85rem;
        color: var(--text-muted);
        margin: 0;
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .video-card-meta {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 0.78rem;
        color: var(--text-weak);
        margin-top: auto;
    }
    .video-card-meta span {
        display: flex;
        align-items: center;
        gap: 4px;
    }
    .video-card-meta i {
        color: var(--accent);
        font-size: 0.7rem;
    }

    /* ============ 排行 ============ */
    .ranking-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .ranking-item {
        display: flex;
        align-items: center;
        gap: 14px;
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        padding: 12px 16px;
        transition: var(--transition);
        cursor: pointer;
    }
    .ranking-item:hover {
        background: var(--bg-card-hover);
        border-color: var(--border-light);
        box-shadow: var(--shadow-sm);
        transform: translateX(4px);
    }
    .ranking-num {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: var(--bg-section-alt);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 0.9rem;
        color: var(--text-muted);
        flex-shrink: 0;
        border: 1px solid var(--border);
    }
    .ranking-item:nth-child(1) .ranking-num {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary-dark);
    }
    .ranking-item:nth-child(2) .ranking-num {
        background: var(--accent);
        color: var(--bg-dark);
        border-color: var(--accent-dark, #b8925a);
    }
    .ranking-item:nth-child(3) .ranking-num {
        background: #5a4a3a;
        color: var(--text-primary);
        border-color: #7a6a5a;
    }
    .ranking-info h4 {
        font-size: 0.92rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 2px;
        line-height: 1.4;
    }
    .ranking-info span {
        font-size: 0.78rem;
        color: var(--text-muted);
    }

    /* ============ CTA 区 ============ */
    .cta-banner {
        background: linear-gradient(135deg, #1a0e0c 0%, #0d0e12 45%, #15171e 100%);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 40px 32px;
        display: flex;
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
        position: relative;
        overflow: hidden;
        box-shadow: var(--shadow-md);
    }
    .cta-banner::before {
        content: '';
        position: absolute;
        top: -60px;
        right: -40px;
        width: 220px;
        height: 220px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(192,57,43,0.2) 0%, transparent 70%);
        pointer-events: none;
    }
    .cta-banner h2 {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: 0;
        line-height: 1.4;
        position: relative;
        z-index: 1;
    }
    .cta-banner p {
        font-size: 0.95rem;
        color: var(--text-secondary);
        margin: 0;
        max-width: 640px;
        position: relative;
        z-index: 1;
    }
    .btn-primary-lg {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 14px 32px;
        border-radius: 999px;
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        font-size: 0.95rem;
        font-weight: 600;
        transition: var(--transition);
        position: relative;
        z-index: 1;
        border: 1px solid transparent;
    }
    .btn-primary-lg:hover {
        color: #fff;
        box-shadow: 0 6px 24px rgba(192,57,43,0.4);
        transform: translateY(-2px);
        background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    }
    .btn-secondary-lg {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 14px 28px;
        border-radius: 999px;
        background: transparent;
        color: var(--text-secondary);
        font-size: 0.95rem;
        font-weight: 600;
        transition: var(--transition);
        border: 1px solid var(--border-light);
        position: relative;
        z-index: 1;
    }
    .btn-secondary-lg:hover {
        color: var(--text-primary);
        border-color: var(--accent);
        background: rgba(212,165,116,0.08);
    }

    /* ============ FAQ ============ */
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .faq-item {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: var(--transition);
    }
    .faq-item:hover {
        border-color: var(--border-light);
    }
    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 22px;
        cursor: pointer;
        gap: 12px;
        user-select: none;
        transition: var(--transition);
        background: none;
        width: 100%;
        text-align: left;
    }
    .faq-question h3 {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0;
        line-height: 1.5;
    }
    .faq-icon {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--bg-section-alt);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent);
        font-size: 0.75rem;
        flex-shrink: 0;
        transition: var(--transition);
        border: 1px solid var(--border);
    }
    .faq-item.open .faq-icon {
        transform: rotate(45deg);
        background: var(--primary);
        color: #fff;
        border-color: var(--primary-dark);
    }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s cubic-bezier(0.4,0,0.2,1);
    }
    .faq-item.open .faq-answer {
        max-height: 300px;
    }
    .faq-answer-inner {
        padding: 0 22px 20px;
        font-size: 0.88rem;
        color: var(--text-muted);
        line-height: 1.8;
    }

    /* ============ 用户口碑 ============ */
    .testimonial-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .testimonial-card {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 24px 22px;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }
    .testimonial-card:hover {
        background: var(--bg-card-hover);
        border-color: var(--border-light);
        box-shadow: var(--shadow-md);
    }
    .testimonial-stars {
        display: flex;
        gap: 4px;
        color: var(--accent);
        font-size: 0.8rem;
        margin-bottom: 12px;
    }
    .testimonial-text {
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.7;
        margin: 0 0 14px;
    }
    .testimonial-author {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .testimonial-avatar {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--bg-section-alt);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent);
        font-weight: 600;
        font-size: 0.85rem;
        border: 1px solid var(--border);
        flex-shrink: 0;
    }
    .testimonial-author-info span {
        display: block;
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--text-primary);
    }
    .testimonial-author-info small {
        font-size: 0.72rem;
        color: var(--text-weak);
    }

    /* ============ 页脚 ============ */
    .site-footer {
        background: #0a0b0f;
        border-top: 1px solid var(--border);
        padding: 48px 0 28px;
        margin-top: 20px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 32px;
        margin-bottom: 32px;
    }
    .footer-brand {
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 10px;
        letter-spacing: -0.01em;
    }
    .footer-about {
        font-size: 0.88rem;
        color: var(--text-muted);
        line-height: 1.8;
        margin: 0;
        max-width: 420px;
    }
    .footer-col-title {
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 14px;
    }
    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    .footer-links a {
        font-size: 0.85rem;
        color: var(--text-muted);
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .footer-links a:hover {
        color: var(--accent);
        transform: translateX(3px);
    }
    .footer-links a i {
        font-size: 0.65rem;
        color: var(--text-weak);
    }
    .footer-bottom {
        border-top: 1px solid var(--border);
        padding-top: 18px;
        text-align: center;
        font-size: 0.8rem;
        color: var(--text-weak);
    }
    .footer-bottom p {
        margin: 0;
    }

    /* ============ 收藏入口区 ============ */
    .collect-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .collect-item {
        display: flex;
        align-items: center;
        gap: 14px;
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 16px 18px;
        transition: var(--transition);
        cursor: pointer;
    }
    .collect-item:hover {
        background: var(--bg-card-hover);
        border-color: var(--accent);
        box-shadow: var(--shadow-sm);
        transform: translateY(-2px);
    }
    .collect-icon {
        width: 44px;
        height: 44px;
        border-radius: var(--radius-sm);
        background: var(--bg-section-alt);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent);
        font-size: 1.1rem;
        flex-shrink: 0;
        border: 1px solid var(--border);
    }
    .collect-info h4 {
        font-size: 0.92rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 2px;
    }
    .collect-info span {
        font-size: 0.78rem;
        color: var(--text-muted);
    }

    /* ============ 响应式 ============ */
    @media (min-width: 640px) {
        .article-hero h1 {
            font-size: 2.2rem;
        }
        .testimonial-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .collect-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .container {
            padding: 0 32px;
        }
    }

    @media (min-width: 768px) {
        .nav-search {
            display: flex;
        }
        .cta-banner {
            flex-direction: row;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 48px 40px;
        }
        .cta-banner h2 {
            font-size: 1.7rem;
        }
    }

    @media (min-width: 1024px) {
        .nav-links {
            display: flex;
        }
        .mobile-toggle {
            display: none;
        }
        .article-body-grid {
            grid-template-columns: 1fr 320px;
            gap: 32px;
        }
        .footer-grid {
            grid-template-columns: 1.5fr 1fr 1fr;
        }
        .article-hero h1 {
            font-size: 2.5rem;
        }
        .article-main-content {
            padding: 40px 36px;
        }
        .collect-grid {
            grid-template-columns: repeat(4, 1fr);
        }
        .container {
            padding: 0 48px;
        }
        .section-block {
            padding: 64px 0;
        }
    }

    @media (max-width: 520px) {
        .article-hero h1 {
            font-size: 1.5rem;
        }
        .article-main-content {
            padding: 20px 16px;
        }
        .article-meta-row {
            gap: 12px;
            font-size: 0.78rem;
        }
        .section-head-left h2 {
            font-size: 1.3rem;
        }
        .cta-banner {
            padding: 28px 20px;
        }
        .cta-banner h2 {
            font-size: 1.3rem;
        }
        .video-card-body {
            padding: 14px 16px;
        }
        .nav-cta {
            padding: 8px 14px;
            font-size: 0.78rem;
        }
        .logo-text {
            font-size: 1rem;
        }
        .breadcrumb-current {
            max-width: 180px;
        }
    }

/* roulang page: category1 */
:root {
            --primary: #c0392b;
            --primary-dark: #96281b;
            --primary-light: #e85d4a;
            --accent: #d4a574;
            --accent-light: #e8c9a8;
            --bg-dark: #0d0e12;
            --bg-card: #15171e;
            --bg-card-hover: #1b1e28;
            --bg-section-alt: #11131a;
            --text-primary: #f0f1f5;
            --text-secondary: #b8bcc8;
            --text-muted: #8a8f9e;
            --text-weak: #6a6e7c;
            --border: #2a2d36;
            --border-light: #3a3e4a;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
            --shadow-md: 0 6px 22px rgba(0,0,0,0.35);
            --shadow-lg: 0 14px 44px rgba(0,0,0,0.45);
            --font-sans: 'Inter','PingFang SC','Microsoft YaHei','Segoe UI',sans-serif;
            --transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
            --container-max: 1200px;
            --header-h: 72px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-dark);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover, a:focus {
            color: var(--accent);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }
        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(13,14,18,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0,0,0,0.4);
            background: rgba(13,14,18,0.97);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            gap: 16px;
        }
        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: #fff;
        }
        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .logo-text:hover { color: var(--accent); }
        .nav-search {
            display: none;
            flex: 1;
            max-width: 360px;
            margin: 0 16px;
        }
        .nav-search form {
            display: flex;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 6px 14px;
            transition: var(--transition);
        }
        .nav-search form:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(212,165,116,0.15);
        }
        .nav-search input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 0.9rem;
            padding: 6px 8px;
            outline: none;
        }
        .nav-search input::placeholder { color: var(--text-weak); }
        .nav-search button {
            color: var(--text-muted);
            padding: 4px 6px;
            transition: var(--transition);
        }
        .nav-search button:hover { color: var(--accent); }
        .nav-links {
            display: none;
            align-items: center;
            gap: 24px;
        }
        .nav-links a {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-links a:hover, .nav-links a.active {
            color: var(--text-primary);
        }
        .nav-links a:hover::after, .nav-links a.active::after {
            width: 100%;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-nav:hover, .btn-nav:focus {
            background: var(--primary-dark);
            color: #fff;
        }
        .mobile-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border);
            color: var(--text-primary);
            font-size: 1.15rem;
            transition: var(--transition);
        }
        .mobile-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border);
            padding: 20px 32px;
            z-index: 999;
            flex-direction: column;
            gap: 8px;
            box-shadow: var(--shadow-lg);
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 12px 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .mobile-menu a:last-child {
            border-bottom: none;
        }
        .mobile-menu a:hover, .mobile-menu a.active {
            color: var(--accent);
        }
        /* Main */
        main {
            padding-top: var(--header-h);
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 20px 0 0;
            font-size: 0.86rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .breadcrumb-bar a:hover { color: var(--accent); }
        .breadcrumb-bar i {
            margin: 0 8px;
            font-size: 0.7rem;
            color: var(--text-weak);
        }
        .breadcrumb-bar .current {
            color: var(--text-secondary);
        }
        /* Section common */
        .section {
            padding: 64px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 14px;
        }
        .section-label::before {
            content: '';
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }
        .section-subtitle {
            font-size: 1.02rem;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 36px;
        }
        /* Hero */
        .hero-category {
            padding: 52px 0 56px;
            background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-section-alt) 100%);
            border-bottom: 1px solid var(--border);
        }
        .hero-category-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 36px;
            align-items: center;
        }
        .hero-category-content h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: -0.03em;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .hero-category-content .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 26px;
            max-width: 620px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
            transition: var(--transition);
        }
        .btn-primary:hover, .btn-primary:focus {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            box-shadow: 0 8px 28px rgba(192,57,43,0.35);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .btn-outline:hover, .btn-outline:focus {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 32px;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .stat-num {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }
        .hero-stat .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            min-height: 300px;
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            min-height: 300px;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(13,14,18,0.55) 100%);
            border-radius: var(--radius-lg);
            pointer-events: none;
        }
        .hero-visual-badge {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            z-index: 2;
            background: rgba(13,14,18,0.8);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .hero-visual-badge i {
            color: var(--accent);
            font-size: 1.2rem;
        }
        .hero-visual-badge span {
            font-size: 0.88rem;
            color: var(--text-secondary);
        }
        /* Cards grid */
        .card-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 22px;
        }
        .info-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 26px;
            transition: var(--transition);
        }
        .info-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .info-card .card-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            background: rgba(192,57,43,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-light);
            font-size: 1.2rem;
            margin-bottom: 16px;
        }
        .info-card h3 {
            font-size: 1.08rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .info-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }
        /* Video cards */
        .video-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .video-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .video-card-thumb {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .video-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .video-card:hover .video-card-thumb img {
            transform: scale(1.05);
        }
        .video-card-thumb .play-badge {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: rgba(0,0,0,0.6);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            border: 1px solid rgba(255,255,255,0.2);
            transition: var(--transition);
        }
        .video-card:hover .play-badge {
            background: var(--primary);
            transform: translate(-50%, -50%) scale(1.1);
        }
        .video-card-thumb .quality-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
            background: rgba(13,14,18,0.75);
            backdrop-filter: blur(6px);
            color: var(--accent-light);
            border: 1px solid var(--border-light);
        }
        .video-card-body {
            padding: 18px 20px;
        }
        .video-card-body h3 {
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .video-card-body p {
            font-size: 0.86rem;
            color: var(--text-muted);
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .video-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.78rem;
            color: var(--text-weak);
        }
        .video-meta i {
            margin-right: 4px;
        }
        .video-meta .tag {
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(212,165,116,0.12);
            color: var(--accent);
            font-size: 0.72rem;
            font-weight: 500;
        }
        /* Scene list */
        .scene-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .scene-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            transition: var(--transition);
        }
        .scene-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .scene-item .scene-icon {
            flex-shrink: 0;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: rgba(192,57,43,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-light);
            font-size: 1rem;
        }
        .scene-item h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .scene-item p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0;
        }
        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 22px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 26px;
            transition: var(--transition);
        }
        .testimonial-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .testimonial-stars {
            color: var(--accent);
            font-size: 0.84rem;
            margin-bottom: 14px;
            letter-spacing: 2px;
        }
        .testimonial-text {
            font-size: 0.94rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 600;
        }
        .testimonial-author .author-name {
            font-size: 0.86rem;
            font-weight: 600;
            color: var(--text-primary);
        }
        .testimonial-author .author-role {
            font-size: 0.76rem;
            color: var(--text-weak);
        }
        /* Updates list */
        .updates-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 14px;
        }
        .update-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: var(--transition);
        }
        .update-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .update-item .update-date {
            flex-shrink: 0;
            width: 64px;
            text-align: center;
            padding: 8px 0;
            border-radius: var(--radius-sm);
            background: rgba(192,57,43,0.1);
        }
        .update-item .update-date .day {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary-light);
            line-height: 1;
        }
        .update-item .update-date .month {
            font-size: 0.72rem;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .update-item .update-content {
            flex: 1;
            min-width: 0;
        }
        .update-item .update-content h3 {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .update-item .update-content p {
            font-size: 0.84rem;
            color: var(--text-muted);
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .update-empty {
            text-align: center;
            padding: 36px;
            font-size: 0.92rem;
            color: var(--text-muted);
        }
        /* FAQ */
        .faq-list {
            display: grid;
            gap: 12px;
            max-width: 800px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-item.active {
            border-color: var(--accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            font-size: 0.96rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .faq-question i {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s cubic-bezier(0.4,0,0.2,1);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        /* CTA */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            padding: 44px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/16f13cf42033d478.webp') center/cover no-repeat;
            opacity: 0.12;
        }
        .cta-banner > * {
            position: relative;
            z-index: 1;
        }
        .cta-banner h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .cta-banner p {
            font-size: 1rem;
            color: rgba(255,255,255,0.85);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .btn-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            background: #fff;
            color: var(--primary-dark);
            transition: var(--transition);
        }
        .btn-light:hover, .btn-light:focus {
            background: var(--accent-light);
            color: var(--primary-dark);
            box-shadow: 0 8px 28px rgba(0,0,0,0.25);
            transform: translateY(-2px);
        }
        /* Footer */
        .site-footer {
            background: var(--bg-section-alt);
            border-top: 1px solid var(--border);
            padding: 52px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-about {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 360px;
            margin: 0;
        }
        .footer-col-title {
            font-size: 0.86rem;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.86rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-links a:hover { color: var(--accent); }
        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid var(--border);
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--text-weak);
            margin: 0;
        }
        /* Responsive */
        @media (min-width: 768px) {
            .nav-links { display: flex; }
            .nav-search { display: flex; }
            .mobile-toggle { display: none; }
            .card-grid { grid-template-columns: repeat(2, 1fr); }
            .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
            .updates-list { grid-template-columns: repeat(2, 1fr); }
            .hero-category-grid { grid-template-columns: 1.1fr 0.9fr; }
            .scene-list { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
            .section { padding: 72px 0; }
        }
        @media (min-width: 1024px) {
            .card-grid { grid-template-columns: repeat(4, 1fr); }
            .testimonial-grid { grid-template-columns: repeat(3, 1fr); }
            .updates-list { grid-template-columns: repeat(2, 1fr); }
            .hero-category { padding: 64px 0 72px; }
            .section { padding: 84px 0; }
            .section-title { font-size: 2.3rem; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 18px; }
            .hero-category-content h1 { font-size: 2rem; }
            .hero-stats { grid-template-columns: repeat(2, 1fr); }
            .hero-stat .stat-num { font-size: 1.35rem; }
            .section-title { font-size: 1.6rem; }
            .btn-primary, .btn-outline, .btn-light { padding: 11px 22px; font-size: 0.86rem; }
            .cta-banner { padding: 32px 20px; }
            .cta-banner h2 { font-size: 1.4rem; }
            .mobile-menu { padding: 16px 18px; }
            .hero-visual { min-height: 220px; }
            .hero-visual img { min-height: 220px; }
            .update-item .update-date { width: 50px; }
        }