/* roulang page: index */
/* ========== Design Variables ========== */
        :root {
            --color-primary: #1a3a6b;
            --color-primary-light: #2a5a9e;
            --color-primary-dark: #0f2444;
            --color-accent: #f05a28;
            --color-accent-light: #ff7a4a;
            --color-accent-dark: #c9441a;
            --color-bg: #f5f7fa;
            --color-bg-white: #ffffff;
            --color-bg-dark: #1a1a2e;
            --color-bg-card: #ffffff;
            --color-text: #1a1a2e;
            --color-text-light: #6b7280;
            --color-text-white: #f9fafb;
            --color-border: #e5e7eb;
            --color-border-light: #f0f0f0;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --color-tag-bg: #eef2ff;
            --color-tag-text: #1a3a6b;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            min-height: 100vh;
        }

        a {
            color: var(--color-primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-accent);
        }
        a:focus-visible {
            outline: 3px solid var(--color-accent-light);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
        }

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

        .container-narrow {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== Header & Navigation ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition);
        }

        .site-header:hover {
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.5px;
            text-decoration: none;
        }
        .logo a:hover {
            color: var(--color-primary-light);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 20px;
        }
        .logo-text {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-main a {
            display: flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-light);
            border-radius: var(--radius-full);
            transition: all var(--transition);
            position: relative;
            text-decoration: none;
        }
        .nav-main a:hover {
            color: var(--color-primary);
            background: rgba(26, 58, 107, 0.06);
        }
        .nav-main a.active {
            color: var(--color-primary);
            background: rgba(26, 58, 107, 0.1);
            font-weight: 600;
        }
        .nav-main a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent);
            border-radius: var(--radius-full);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg);
            border-radius: var(--radius-full);
            padding: 0 16px;
            border: 1px solid var(--color-border);
            transition: all var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--color-primary-light);
            box-shadow: 0 0 0 3px rgba(26, 58, 107, 0.1);
            background: var(--color-bg-white);
        }
        .search-box input {
            background: transparent;
            border: none;
            padding: 8px 8px 8px 0;
            font-size: 14px;
            color: var(--color-text);
            width: 160px;
            transition: width var(--transition);
        }
        .search-box input::placeholder {
            color: var(--color-text-light);
        }
        .search-box input:focus {
            width: 200px;
        }
        .search-box button {
            color: var(--color-text-light);
            font-size: 16px;
            padding: 6px 4px;
            transition: color var(--transition);
        }
        .search-box button:hover {
            color: var(--color-primary);
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--color-accent);
            color: #fff !important;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-full);
            transition: all var(--transition);
            text-decoration: none;
            border: none;
        }
        .btn-header-cta:hover {
            background: var(--color-accent-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(240, 90, 40, 0.3);
        }
        .btn-header-cta:active {
            transform: translateY(0);
        }

        .mobile-toggle {
            display: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .mobile-toggle:hover {
            background: var(--color-bg);
        }

        /* ========== Hero Section ========== */
        .hero-section {
            padding: calc(var(--header-height) + 40px) 0 80px;
            background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.04"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 20px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(4px);
            border-radius: var(--radius-full);
            color: var(--color-text-white);
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-badge i {
            color: var(--color-accent);
        }

        .hero-title {
            font-size: 52px;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, #fcd34d, #f59e0b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-sub {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.6;
        }

        .hero-search {
            display: flex;
            max-width: 520px;
            margin: 0 auto;
            background: #fff;
            border-radius: var(--radius-full);
            padding: 4px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            overflow: hidden;
        }
        .hero-search input {
            flex: 1;
            border: none;
            padding: 16px 24px;
            font-size: 16px;
            color: var(--color-text);
            background: transparent;
        }
        .hero-search input::placeholder {
            color: var(--color-text-light);
        }
        .hero-search button {
            padding: 14px 32px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--radius-full);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-search button:hover {
            background: var(--color-accent-light);
            transform: scale(1.02);
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .hero-stat-item {
            text-align: center;
            color: rgba(255, 255, 255, 0.85);
        }
        .hero-stat-item .num {
            display: block;
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stat-item .label {
            font-size: 14px;
            opacity: 0.7;
        }

        /* ========== Section Common ========== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--color-bg-white);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-white);
        }
        .section-dark .section-title,
        .section-dark .section-sub {
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-sub {
            font-size: 18px;
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-title .accent {
            color: var(--color-accent);
        }

        .section-header-left {
            text-align: left;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-header-left .section-title {
            margin-bottom: 4px;
        }
        .section-header-left .section-sub {
            margin: 0;
        }
        .section-link {
            font-weight: 600;
            color: var(--color-primary-light);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }
        .section-link:hover {
            gap: 12px;
            color: var(--color-accent);
        }

        /* ========== Category Cards ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .category-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 36px 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .category-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }
        .category-card:hover::before {
            transform: scaleX(1);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .category-card .icon-wrap {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-md);
            background: var(--color-tag-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 28px;
            color: var(--color-primary);
            transition: all var(--transition);
        }
        .category-card:hover .icon-wrap {
            background: var(--color-primary);
            color: #fff;
            transform: scale(1.05);
        }
        .category-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-card p {
            font-size: 15px;
            color: var(--color-text-light);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .category-card .tag-count {
            display: inline-block;
            padding: 4px 14px;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
        }

        .category-card.accent::before {
            background: var(--color-accent);
        }
        .category-card.accent .icon-wrap {
            background: rgba(240, 90, 40, 0.1);
            color: var(--color-accent);
        }
        .category-card.accent:hover .icon-wrap {
            background: var(--color-accent);
            color: #fff;
        }

        .category-card.primary-light::before {
            background: var(--color-primary-light);
        }
        .category-card.primary-light .icon-wrap {
            background: rgba(42, 90, 158, 0.1);
            color: var(--color-primary-light);
        }
        .category-card.primary-light:hover .icon-wrap {
            background: var(--color-primary-light);
            color: #fff;
        }

        /* ========== Content Cards ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .content-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .content-card .card-img {
            position: relative;
            height: 180px;
            background: var(--color-bg);
            overflow: hidden;
        }
        .content-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .content-card:hover .card-img img {
            transform: scale(1.06);
        }
        .content-card .card-img .overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 12px 16px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
        }
        .content-card .card-img .tag {
            display: inline-block;
            padding: 3px 12px;
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-full);
        }
        .content-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .content-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .content-card .card-body h3 a {
            color: var(--color-text);
            text-decoration: none;
        }
        .content-card .card-body h3 a:hover {
            color: var(--color-primary-light);
        }
        .content-card .card-body p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.6;
            flex: 1;
        }
        .content-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 22px 18px;
            border-top: 1px solid var(--color-border-light);
            font-size: 13px;
            color: var(--color-text-light);
        }
        .content-card .card-footer .date {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .content-card .card-footer .read-more {
            font-weight: 600;
            color: var(--color-primary-light);
            font-size: 13px;
        }
        .content-card .card-footer .read-more:hover {
            color: var(--color-accent);
        }

        /* ========== News / CMS List ========== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            align-items: stretch;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }
        .news-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .news-item .news-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 80px;
            background: var(--color-primary);
            color: #fff;
            padding: 12px 8px;
            text-align: center;
            font-weight: 700;
        }
        .news-item .news-date .day {
            font-size: 28px;
            line-height: 1;
        }
        .news-item .news-date .month {
            font-size: 14px;
            opacity: 0.85;
            margin-top: 2px;
        }
        .news-item .news-body {
            padding: 16px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-item .news-body h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .news-item .news-body h4 a {
            color: var(--color-text);
            text-decoration: none;
        }
        .news-item .news-body h4 a:hover {
            color: var(--color-primary-light);
        }
        .news-item .news-body p {
            font-size: 14px;
            color: var(--color-text-light);
            margin-bottom: 6px;
        }
        .news-item .news-body .meta {
            font-size: 13px;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .news-item .news-body .meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-item .news-body .meta .cat {
            display: inline-block;
            padding: 2px 10px;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 500;
        }

        .news-item .news-thumb {
            width: 120px;
            min-height: 100px;
            background: var(--color-bg);
            flex-shrink: 0;
            overflow: hidden;
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-item:hover .news-thumb img {
            transform: scale(1.06);
        }

        /* ========== Features / Stats ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-icon {
            font-size: 32px;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .stat-card .stat-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text);
            line-height: 1.2;
        }
        .stat-card .stat-num .plus {
            color: var(--color-accent);
        }
        .stat-card .stat-label {
            font-size: 15px;
            color: var(--color-text-light);
            margin-top: 4px;
        }

        /* ========== Guide / Mixed Content ========== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .guide-card {
            display: flex;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }
        .guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .guide-card .guide-img {
            width: 160px;
            min-height: 140px;
            flex-shrink: 0;
            background: var(--color-bg);
            overflow: hidden;
        }
        .guide-card .guide-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .guide-card:hover .guide-img img {
            transform: scale(1.06);
        }
        .guide-card .guide-body {
            padding: 18px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .guide-card .guide-body .badge {
            display: inline-block;
            padding: 2px 12px;
            background: rgba(16, 185, 129, 0.12);
            color: #059669;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-full);
            margin-bottom: 6px;
            width: fit-content;
        }
        .guide-card .guide-body .badge.hot {
            background: rgba(240, 90, 40, 0.12);
            color: var(--color-accent);
        }
        .guide-card .guide-body h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .guide-card .guide-body h4 a {
            color: var(--color-text);
            text-decoration: none;
        }
        .guide-card .guide-body h4 a:hover {
            color: var(--color-primary-light);
        }
        .guide-card .guide-body p {
            font-size: 14px;
            color: var(--color-text-light);
            margin-bottom: 8px;
        }
        .guide-card .guide-body .rating {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--color-warning);
        }
        .guide-card .guide-body .rating span {
            color: var(--color-text-light);
            font-size: 13px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--color-primary-light);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition);
            user-select: none;
        }
        .faq-item .faq-q:hover {
            background: rgba(26, 58, 107, 0.02);
        }
        .faq-item .faq-q i {
            color: var(--color-primary-light);
            font-size: 18px;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            font-size: 15px;
            color: var(--color-text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-a {
            display: block;
        }
        .faq-item .faq-a p {
            margin-bottom: 8px;
        }
        .faq-item .faq-a p:last-child {
            margin-bottom: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('data:image/svg+xml,%3Csvg width="80" height="80" viewBox="0 0 80 80" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.04"%3E%3Cpath d="M50 10H40v10H30v10h10v10h10V30h10V20H50V10zM10 50h10v10H10zM70 50h10v10H70zM10 70h10v10H10zM70 70h10v10H70z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 17px;
            border-radius: var(--radius-full);
            transition: all var(--transition);
            text-decoration: none;
            border: none;
        }
        .btn-cta-primary:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(240, 90, 40, 0.35);
            color: #fff;
        }
        .btn-cta-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            font-size: 17px;
            border-radius: var(--radius-full);
            transition: all var(--transition);
            text-decoration: none;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(4px);
        }
        .btn-cta-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo a {
            color: #fff;
            font-size: 22px;
            margin-bottom: 12px;
            display: inline-flex;
        }
        .footer-brand .logo a .logo-icon {
            background: var(--color-accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            max-width: 300px;
            margin-top: 12px;
            opacity: 0.75;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: all var(--transition);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            opacity: 0.6;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-title {
                font-size: 40px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .nav-main {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 20px;
                gap: 6px;
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
                display: none;
                border-top: 1px solid var(--color-border-light);
            }
            .nav-main.open {
                display: flex;
            }
            .nav-main a {
                padding: 12px 20px;
                width: 100%;
                font-size: 16px;
            }
            .nav-main a.active::after {
                display: none;
            }
            .nav-main a.active {
                background: rgba(26, 58, 107, 0.08);
            }
            .mobile-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .nav-actions .btn-header-cta {
                padding: 8px 18px;
                font-size: 13px;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-sub {
                font-size: 17px;
            }
            .hero-search {
                flex-direction: column;
                border-radius: var(--radius-md);
                background: transparent;
                box-shadow: none;
                gap: 12px;
            }
            .hero-search input {
                border-radius: var(--radius-full);
                padding: 14px 20px;
                background: #fff;
            }
            .hero-search button {
                border-radius: var(--radius-full);
                justify-content: center;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat-item .num {
                font-size: 26px;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .guide-card {
                flex-direction: column;
            }
            .guide-card .guide-img {
                width: 100%;
                height: 180px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .stat-num {
                font-size: 28px;
            }
            .news-item {
                flex-direction: column;
            }
            .news-item .news-date {
                flex-direction: row;
                min-width: unset;
                padding: 8px 16px;
                gap: 8px;
            }
            .news-item .news-date .day {
                font-size: 20px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-title {
                font-size: 28px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .section-header-left {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 26px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-section {
                padding: calc(var(--header-height) + 24px) 0 48px;
                min-height: 400px;
            }
            .section-title {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card .stat-num {
                font-size: 24px;
            }
            .category-card {
                padding: 24px 20px;
            }
            .btn-cta-primary,
            .btn-cta-secondary {
                padding: 14px 28px;
                font-size: 15px;
                width: 100%;
                justify-content: center;
            }
            .cta-buttons {
                flex-direction: column;
            }
            .news-item .news-body {
                padding: 14px 16px;
            }
            .content-card .card-body {
                padding: 16px 18px 18px;
            }
        }

        /* ========== Utility ========== */
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .gap-1 {
            gap: 8px;
        }
        .gap-2 {
            gap: 16px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ========== Foundation Overrides ========== */
        .grid-container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }
        .grid-x {
            margin-left: -12px;
            margin-right: -12px;
        }
        .cell {
            padding-left: 12px;
            padding-right: 12px;
        }
        .button {
            font-family: var(--font-sans);
            border-radius: var(--radius-full);
            transition: all var(--transition);
        }
        .button:hover {
            transform: translateY(-1px);
        }

        /* ========== Skeleton / Empty State ========== */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-light);
        }
        .empty-state i {
            font-size: 48px;
            color: var(--color-border);
            margin-bottom: 16px;
        }
        .empty-state p {
            font-size: 16px;
        }

        /* ========== Scroll Top ========== */
        .scroll-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: var(--shadow-md);
            opacity: 0;
            visibility: hidden;
            transform: translateY(12px);
            transition: all var(--transition);
            z-index: 900;
            border: none;
            cursor: pointer;
        }
        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .scroll-top:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --primary-light: #a5b4fc;
            --primary-bg: rgba(99,102,241,0.08);
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --accent-light: #fcd34d;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --bg-dark: #0f172a;
            --bg-dark-alt: #1e293b;
            --text-primary: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --text-inverse: #f1f5f9;
            --border-color: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06),0 1px 2px rgba(0,0,0,0.04);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08),0 2px 8px rgba(0,0,0,0.04);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.10),0 4px 16px rgba(0,0,0,0.06);
            --shadow-xl: 0 24px 60px rgba(0,0,0,0.12);
            --transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
            --font-sans: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

        /* ===== 基础 Reset ===== */
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
        html{scroll-behavior:smooth;font-size:16px;}
        body{font-family:var(--font-sans);background:var(--bg-body);color:var(--text-primary);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
        a{color:var(--primary);text-decoration:none;transition:var(--transition);}
        a:hover,a:focus{color:var(--primary-dark);}
        a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:2px;}
        img{max-width:100%;height:auto;display:block;}
        button,input,textarea,select{font-family:inherit;font-size:inherit;}
        ul,ol{list-style:none;}
        h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--text-primary);}
        h1{font-size:2.2rem;letter-spacing:-0.02em;}
        h2{font-size:1.75rem;letter-spacing:-0.01em;}
        h3{font-size:1.35rem;}
        h4{font-size:1.15rem;}
        p{margin-bottom:1em;color:var(--text-secondary);}
        .container{max-width:var(--max-width);margin:0 auto;padding:0 24px;width:100%;}
        .container-narrow{max-width:820px;margin:0 auto;padding:0 24px;width:100%;}

        /* ===== Header & Nav ===== */
        .site-header{background:#fff;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:1000;height:var(--header-height);display:flex;align-items:center;backdrop-filter:blur(12px);background:rgba(255,255,255,0.96);}
        .header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px;}
        .logo{display:flex;align-items:center;gap:10px;}
        .logo a{display:flex;align-items:center;gap:10px;text-decoration:none;}
        .logo-icon{width:38px;height:38px;background:linear-gradient(135deg,var(--primary),#8b5cf6);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;box-shadow:0 4px 12px rgba(99,102,241,0.3);}
        .logo-text{font-size:1.35rem;font-weight:800;background:linear-gradient(135deg,var(--text-primary),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.02em;}
        .nav-main{display:flex;align-items:center;gap:2px;}
        .nav-main a{display:flex;align-items:center;padding:8px 18px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:0.92rem;font-weight:500;transition:var(--transition);position:relative;}
        .nav-main a i{font-size:14px;margin-right:6px;opacity:0.7;}
        .nav-main a:hover,.nav-main a:focus{color:var(--primary);background:var(--primary-bg);}
        .nav-main a.active,.nav-main a[aria-current="page"]{color:var(--primary);background:var(--primary-bg);font-weight:600;}
        .nav-main a.active::after{content:'';position:absolute;bottom:-1px;left:50%;transform:translateX(-50%);width:60%;height:2px;background:var(--primary);border-radius:2px;}
        .header-actions{display:flex;align-items:center;gap:14px;}
        .search-toggle{background:none;border:none;color:var(--text-secondary);font-size:1.1rem;cursor:pointer;padding:8px 10px;border-radius:var(--radius-sm);transition:var(--transition);}
        .search-toggle:hover{color:var(--primary);background:var(--primary-bg);}
        .btn-cta{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary),#8b5cf6);color:#fff;border:none;padding:10px 26px;border-radius:50px;font-size:0.92rem;font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:0 4px 14px rgba(99,102,241,0.35);}
        .btn-cta:hover,.btn-cta:focus{transform:translateY(-2px);box-shadow:0 8px 24px rgba(99,102,241,0.45);color:#fff;}
        .btn-cta:active{transform:translateY(0);}
        .hamburger{display:none;background:none;border:none;font-size:1.5rem;color:var(--text-primary);cursor:pointer;padding:6px 8px;border-radius:var(--radius-sm);transition:var(--transition);}
        .hamburger:hover{background:var(--primary-bg);color:var(--primary);}

        /* ===== 移动端导航 ===== */
        .mobile-nav{display:none;position:fixed;top:var(--header-height);left:0;right:0;bottom:0;background:rgba(255,255,255,0.98);backdrop-filter:blur(16px);z-index:999;padding:32px 24px;overflow-y:auto;flex-direction:column;gap:6px;border-top:1px solid var(--border-color);}
        .mobile-nav.open{display:flex;}
        .mobile-nav a{display:flex;align-items:center;gap:12px;padding:14px 18px;border-radius:var(--radius-md);color:var(--text-secondary);font-size:1.05rem;font-weight:500;transition:var(--transition);}
        .mobile-nav a i{width:22px;text-align:center;font-size:1.1rem;opacity:0.7;}
        .mobile-nav a:hover,.mobile-nav a:focus{background:var(--primary-bg);color:var(--primary);}
        .mobile-nav a.active{background:var(--primary-bg);color:var(--primary);font-weight:600;}
        .mobile-nav .btn-cta{margin-top:12px;justify-content:center;width:100%;}

        /* ===== 文章详情页 ===== */
        .article-hero{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);padding:60px 0 50px;position:relative;overflow:hidden;}
        .article-hero::before{content:'';position:absolute;top:-50%;left:-30%;width:80%;height:200%;background:radial-gradient(circle,rgba(99,102,241,0.12) 0%,transparent 70%);pointer-events:none;}
        .article-hero .container-narrow{position:relative;z-index:1;}
        .article-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:0.85rem;color:var(--text-muted);margin-bottom:20px;}
        .article-breadcrumb a{color:var(--text-muted);}
        .article-breadcrumb a:hover{color:var(--primary-light);}
        .article-breadcrumb .sep{color:var(--text-muted);font-size:12px;}
        .article-breadcrumb .current{color:var(--primary-light);}
        .article-category{display:inline-block;background:rgba(99,102,241,0.2);color:var(--primary-light);padding:4px 14px;border-radius:50px;font-size:0.8rem;font-weight:600;letter-spacing:0.3px;margin-bottom:16px;}
        .article-hero h1{font-size:2.4rem;font-weight:800;color:#fff;line-height:1.25;letter-spacing:-0.02em;margin-bottom:16px;max-width:90%;}
        .article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;font-size:0.9rem;color:rgba(255,255,255,0.65);margin-bottom:0;}
        .article-meta i{margin-right:4px;opacity:0.6;}
        .article-meta span{display:inline-flex;align-items:center;}
        .article-meta .author{color:var(--primary-light);font-weight:500;}
        .article-thumb-full{width:100%;max-height:480px;object-fit:cover;border-radius:var(--radius-lg);margin-top:30px;box-shadow:var(--shadow-lg);}

        /* ===== 文章正文区域 ===== */
        .article-body-wrap{background:#fff;padding:48px 0 60px;}
        .article-body{font-size:1.05rem;line-height:1.9;color:var(--text-primary);}
        .article-body h2,.article-body h3,.article-body h4{margin-top:2em;margin-bottom:0.8em;font-weight:700;color:var(--text-primary);}
        .article-body h2{font-size:1.6rem;border-bottom:2px solid var(--border-light);padding-bottom:10px;}
        .article-body h3{font-size:1.3rem;}
        .article-body p{margin-bottom:1.4em;color:var(--text-secondary);}
        .article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:2px;}
        .article-body a:hover{color:var(--primary-dark);}
        .article-body ul,.article-body ol{margin-bottom:1.4em;padding-left:1.6em;color:var(--text-secondary);}
        .article-body ul{list-style:disc;}
        .article-body ol{list-style:decimal;}
        .article-body li{margin-bottom:0.4em;}
        .article-body blockquote{border-left:4px solid var(--primary);background:var(--primary-bg);padding:16px 24px;margin:1.8em 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-secondary);font-style:italic;}
        .article-body blockquote p:last-child{margin-bottom:0;}
        .article-body img{border-radius:var(--radius-md);margin:1.5em 0;box-shadow:var(--shadow-sm);}
        .article-body pre{background:var(--bg-dark);color:#e2e8f0;padding:20px 24px;border-radius:var(--radius-md);overflow-x:auto;font-size:0.9rem;line-height:1.6;margin:1.5em 0;}
        .article-body code{background:var(--border-light);padding:2px 8px;border-radius:4px;font-size:0.9em;color:var(--primary-dark);}
        .article-body pre code{background:transparent;padding:0;color:inherit;font-size:0.9rem;}
        .article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:0.95rem;}
        .article-body th,.article-body td{border:1px solid var(--border-color);padding:10px 14px;text-align:left;}
        .article-body th{background:var(--bg-body);font-weight:600;color:var(--text-primary);}
        .article-body td{color:var(--text-secondary);}

        .article-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:40px;padding-top:24px;border-top:1px solid var(--border-color);}
        .article-tags .tag{display:inline-block;background:var(--bg-body);color:var(--text-secondary);padding:6px 16px;border-radius:50px;font-size:0.8rem;font-weight:500;transition:var(--transition);border:1px solid var(--border-color);}
        .article-tags .tag:hover{background:var(--primary-bg);color:var(--primary);border-color:var(--primary-light);}

        .article-share{margin-top:32px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
        .article-share span{font-size:0.9rem;font-weight:600;color:var(--text-secondary);}
        .article-share a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--bg-body);color:var(--text-secondary);font-size:1.05rem;transition:var(--transition);border:1px solid var(--border-color);}
        .article-share a:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px);}

        .article-nav{margin-top:48px;padding-top:32px;border-top:1px solid var(--border-color);display:grid;grid-template-columns:1fr 1fr;gap:24px;}
        .article-nav a{display:flex;flex-direction:column;gap:6px;padding:20px 24px;background:var(--bg-body);border-radius:var(--radius-md);transition:var(--transition);border:1px solid var(--border-color);}
        .article-nav a:hover{border-color:var(--primary-light);box-shadow:var(--shadow-md);transform:translateY(-2px);}
        .article-nav .nav-label{font-size:0.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.5px;}
        .article-nav .nav-title{font-size:1rem;font-weight:600;color:var(--text-primary);}
        .article-nav a:hover .nav-title{color:var(--primary);}
        .article-nav .nav-prev{text-align:left;}
        .article-nav .nav-next{text-align:right;}

        /* ===== 推荐文章 ===== */
        .related-section{background:var(--bg-body);padding:48px 0 60px;}
        .related-section h2{font-size:1.5rem;font-weight:700;margin-bottom:28px;display:flex;align-items:center;gap:10px;}
        .related-section h2 i{color:var(--primary);}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
        .related-card{background:#fff;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border-color);}
        .related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);}
        .related-card .card-img{width:100%;height:180px;object-fit:cover;display:block;}
        .related-card .card-body{padding:18px 20px 20px;}
        .related-card .card-cat{font-size:0.75rem;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:0.3px;margin-bottom:6px;}
        .related-card h3{font-size:1rem;font-weight:700;margin-bottom:8px;line-height:1.4;}
        .related-card h3 a{color:var(--text-primary);}
        .related-card h3 a:hover{color:var(--primary);}
        .related-card .card-meta{font-size:0.8rem;color:var(--text-muted);display:flex;align-items:center;gap:12px;}

        /* ===== 内容未找到 ===== */
        .not-found-wrap{text-align:center;padding:80px 24px;min-height:50vh;display:flex;flex-direction:column;align-items:center;justify-content:center;}
        .not-found-wrap i{font-size:4rem;color:var(--text-muted);margin-bottom:24px;}
        .not-found-wrap h2{font-size:2rem;margin-bottom:12px;}
        .not-found-wrap p{color:var(--text-secondary);max-width:480px;margin-bottom:28px;}
        .not-found-wrap .btn-back{display:inline-flex;align-items:center;gap:8px;background:var(--primary);color:#fff;padding:12px 32px;border-radius:50px;font-weight:600;transition:var(--transition);}
        .not-found-wrap .btn-back:hover{background:var(--primary-dark);transform:translateY(-2px);color:#fff;}

        /* ===== Footer ===== */
        .site-footer{background:var(--bg-dark);color:rgba(255,255,255,0.7);padding:56px 0 32px;}
        .site-footer .container{max-width:var(--max-width);margin:0 auto;padding:0 24px;}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
        .footer-brand .logo{margin-bottom:16px;}
        .footer-brand .logo .logo-text{-webkit-text-fill-color:transparent;}
        .footer-brand p{font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.55);max-width:360px;}
        .footer-col h5{font-size:0.95rem;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:0.3px;}
        .footer-col ul{display:flex;flex-direction:column;gap:10px;}
        .footer-col ul li a{color:rgba(255,255,255,0.55);font-size:0.88rem;transition:var(--transition);}
        .footer-col ul li a:hover{color:var(--primary-light);padding-left:4px;}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding-top:24px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;font-size:0.82rem;color:rgba(255,255,255,0.4);}
        .footer-bottom a{color:rgba(255,255,255,0.5);}
        .footer-bottom a:hover{color:var(--primary-light);}

        /* ===== 响应式 ===== */
        @media (max-width:1024px){
            .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
            .related-grid{grid-template-columns:1fr 1fr;}
            .article-hero h1{font-size:2rem;max-width:100%;}
        }
        @media (max-width:768px){
            .header-inner{padding:0 16px;}
            .nav-main{display:none;}
            .hamburger{display:block;}
            .header-actions .btn-cta{display:none;}
            .mobile-nav.open{display:flex;}
            .article-hero{padding:40px 0 36px;}
            .article-hero h1{font-size:1.6rem;}
            .article-meta{font-size:0.82rem;gap:12px;flex-wrap:wrap;}
            .article-body-wrap{padding:32px 0 40px;}
            .article-body{font-size:1rem;}
            .article-nav{grid-template-columns:1fr;gap:12px;}
            .related-grid{grid-template-columns:1fr;}
            .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
            .footer-bottom{flex-direction:column;text-align:center;}
            .not-found-wrap{padding:60px 20px;}
            .not-found-wrap h2{font-size:1.5rem;}
        }
        @media (max-width:520px){
            :root{--header-height:64px;}
            .logo-icon{width:32px;height:32px;font-size:15px;}
            .logo-text{font-size:1.1rem;}
            .article-hero h1{font-size:1.35rem;}
            .article-body h2{font-size:1.25rem;}
            .article-body h3{font-size:1.1rem;}
            .footer-grid{grid-template-columns:1fr;gap:20px;}
            .related-card .card-img{height:150px;}
            .article-meta{flex-direction:column;align-items:flex-start;gap:6px;}
        }

        /* ===== 滚动条美化 ===== */
        ::-webkit-scrollbar{width:8px;height:8px;}
        ::-webkit-scrollbar-track{background:var(--bg-body);}
        ::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px;}
        ::-webkit-scrollbar-thumb:hover{background:var(--text-muted);}

        /* ===== 打印 ===== */
        @media print{
            .site-header,.site-footer,.article-share,.article-nav,.related-section,.hamburger,.mobile-nav{display:none!important;}
            .article-hero{background:#fff!important;padding:20px 0!important;}
            .article-hero h1{color:var(--text-primary)!important;}
            .article-meta{color:var(--text-secondary)!important;}
            .article-body-wrap{padding:20px 0!important;}
            body{background:#fff!important;}
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --primary-gradient: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
            --secondary: #fd79a8;
            --secondary-gradient: linear-gradient(135deg, #fd79a8 0%, #fdcb6e 100%);
            --accent: #00cec9;
            --bg-body: #f8f9fc;
            --bg-card: #ffffff;
            --bg-dark: #2d3436;
            --bg-section-alt: #f0f1f8;
            --text-primary: #2d3436;
            --text-secondary: #636e72;
            --text-light: #b2bec3;
            --text-inverse: #ffffff;
            --border-color: #e0e3eb;
            --border-light: #f0f0f5;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(108, 92, 231, 0.06);
            --shadow-md: 0 8px 30px rgba(108, 92, 231, 0.1);
            --shadow-lg: 0 16px 50px rgba(108, 92, 231, 0.15);
            --shadow-hover: 0 20px 60px rgba(108, 92, 231, 0.2);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }
        p {
            margin-bottom: 0.5rem;
        }

        /* ===== Container ===== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
            height: var(--nav-height);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--text-primary);
        }
        .logo a:hover {
            color: var(--primary);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--primary-gradient);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
        }
        .logo-text {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-main a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            position: relative;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-main a:hover {
            color: var(--primary);
            background: rgba(108, 92, 231, 0.06);
        }
        .nav-main a.active {
            color: #fff;
            background: var(--primary-gradient);
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
        }
        .nav-main a.active:hover {
            color: #fff;
            background: var(--primary-gradient);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-toggle {
            background: var(--bg-section-alt);
            border: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        .search-toggle:hover {
            background: var(--primary-light);
            color: #fff;
        }
        .btn-cta-nav {
            padding: 10px 24px;
            border-radius: var(--radius-xl);
            background: var(--secondary-gradient);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.85rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(253, 121, 168, 0.3);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .btn-cta-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(253, 121, 168, 0.4);
            color: #fff;
        }

        /* ===== Mobile Menu Toggle ===== */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 4px;
            transition: var(--transition);
        }
        .mobile-toggle:hover {
            color: var(--primary);
        }

        /* ===== Hero ===== */
        .category-hero {
            background: var(--primary-gradient);
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -1px;
        }
        .category-hero h1 i {
            margin-right: 12px;
            opacity: 0.9;
        }
        .category-hero .hero-sub {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .hero-tags {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px;
        }
        .hero-tags .tag {
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(4px);
            color: #fff;
            padding: 6px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .hero-tags .tag:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }

        /* ===== Section Common ===== */
        .section {
            padding: 70px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-title h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }
        .section-title h2 i {
            color: var(--primary);
            margin-right: 8px;
        }
        .section-title p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 580px;
            margin: 0 auto;
        }
        .section-title .title-bar {
            width: 60px;
            height: 4px;
            background: var(--primary-gradient);
            border-radius: 4px;
            margin: 14px auto 0;
        }

        /* ===== Game Card ===== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 28px;
        }
        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .game-card .card-img {
            height: 180px;
            background: var(--primary-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: rgba(255, 255, 255, 0.3);
            position: relative;
            overflow: hidden;
        }
        .game-card .card-img .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.5));
        }
        .game-card .card-img .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--secondary-gradient);
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--radius-xl);
            font-size: 0.75rem;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(253, 121, 168, 0.3);
        }
        .game-card .card-img .rating-badge {
            position: absolute;
            bottom: 14px;
            right: 14px;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(4px);
            color: #ffd700;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .game-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .game-card .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .game-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .game-card .card-body .meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .game-card .card-body .desc {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .game-card .card-body .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 14px;
        }
        .game-card .card-body .tags .tag-sm {
            background: var(--bg-section-alt);
            padding: 2px 12px;
            border-radius: var(--radius-xl);
            font-size: 0.75rem;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .game-card .card-body .btn-card {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: var(--radius-xl);
            background: var(--primary-gradient);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.2);
        }
        .game-card .card-body .btn-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(108, 92, 231, 0.3);
            color: #fff;
        }

        /* ===== Filter Bar ===== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 40px;
        }
        .filter-bar .filter-btn {
            padding: 8px 22px;
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-color);
            background: var(--bg-card);
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }
        .filter-bar .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(108, 92, 231, 0.04);
        }
        .filter-bar .filter-btn.active {
            background: var(--primary-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.25);
        }

        /* ===== Rank List ===== */
        .rank-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            padding: 16px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .rank-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .rank-item .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-section-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.95rem;
            color: var(--text-secondary);
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num {
            background: var(--secondary-gradient);
            color: #fff;
        }
        .rank-item:nth-child(2) .rank-num {
            background: var(--primary-gradient);
            color: #fff;
        }
        .rank-item:nth-child(3) .rank-num {
            background: linear-gradient(135deg, #fdcb6e, #f39c12);
            color: #fff;
        }
        .rank-item .rank-info {
            flex: 1;
        }
        .rank-item .rank-info h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 2px;
        }
        .rank-item .rank-info .rank-meta {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            gap: 12px;
        }
        .rank-item .rank-score {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        /* ===== Review / Quote Block ===== */
        .review-block {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 30px 32px;
            box-shadow: var(--shadow-sm);
            border-left: 4px solid var(--primary);
            margin-top: 30px;
            position: relative;
        }
        .review-block::before {
            content: '\201C';
            font-size: 4rem;
            color: var(--primary-light);
            opacity: 0.2;
            position: absolute;
            top: 10px;
            left: 20px;
            line-height: 1;
        }
        .review-block p {
            font-size: 1rem;
            color: var(--text-secondary);
            font-style: italic;
            line-height: 1.8;
        }
        .review-block .reviewer {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 16px;
            font-style: normal;
        }
        .review-block .reviewer .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
        }
        .review-block .reviewer .name {
            font-weight: 600;
            color: var(--text-primary);
        }
        .review-block .reviewer .title {
            font-size: 0.8rem;
            color: var(--text-light);
        }

        /* ===== FAQ ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg-card);
            padding: 20px 24px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .faq-item .faq-q {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-primary);
        }
        .faq-item .faq-q i {
            color: var(--primary);
            font-size: 0.85rem;
        }
        .faq-item .faq-a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            padding-left: 24px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-gradient);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-cta-big {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: var(--radius-xl);
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        }
        .cta-section .btn-cta-big:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
            color: var(--primary-dark);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo a {
            color: #fff;
            font-size: 1.3rem;
        }
        .footer-brand .logo a .logo-text {
            background: linear-gradient(135deg, #fff, #ccc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-top: 14px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .game-grid {
                grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .category-hero h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
            }
            .nav-main {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
                gap: 4px;
            }
            .nav-main.open {
                display: flex;
            }
            .nav-main a {
                padding: 12px 16px;
                font-size: 1rem;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .mobile-toggle {
                display: block;
            }
            .header-actions .btn-cta-nav span {
                display: none;
            }
            .header-actions .btn-cta-nav {
                padding: 10px 16px;
                font-size: 0.8rem;
            }
            .category-hero {
                padding: 50px 0 44px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-sub {
                font-size: 0.95rem;
                padding: 0 10px;
            }
            .section {
                padding: 44px 0;
            }
            .section-title h2 {
                font-size: 1.5rem;
            }
            .game-grid {
                grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
                gap: 16px;
            }
            .game-card .card-img {
                height: 130px;
            }
            .game-card .card-body {
                padding: 14px 16px 16px;
            }
            .game-card .card-body h3 {
                font-size: 1rem;
            }
            .rank-list {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-bar .filter-btn {
                padding: 6px 16px;
                font-size: 0.8rem;
            }
            .review-block {
                padding: 20px 18px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn-cta-big {
                padding: 14px 28px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .game-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .game-card .card-img {
                height: 100px;
            }
            .game-card .card-body .desc {
                font-size: 0.8rem;
            }
            .game-card .card-body .btn-card {
                padding: 6px 14px;
                font-size: 0.75rem;
            }
            .game-card .card-body .tags .tag-sm {
                font-size: 0.65rem;
                padding: 2px 8px;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .category-hero .hero-sub {
                font-size: 0.85rem;
            }
            .hero-tags .tag {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
            .section-title h2 {
                font-size: 1.25rem;
            }
            .rank-item {
                padding: 12px 14px;
            }
            .rank-item .rank-info h4 {
                font-size: 0.9rem;
            }
            .rank-item .rank-score {
                font-size: 1rem;
            }
            .faq-item {
                padding: 14px 16px;
            }
            .faq-item .faq-q {
                font-size: 0.85rem;
            }
            .faq-item .faq-a {
                font-size: 0.82rem;
            }
        }

/* roulang page: category2 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e74c3c;
            --primary-dark: #c0392b;
            --primary-light: #fadbd8;
            --secondary: #f39c12;
            --accent: #2ecc71;
            --bg-body: #f8f9fa;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-footer: #0f0f1a;
            --text-primary: #1a1a2e;
            --text-secondary: #555;
            --text-muted: #888;
            --text-light: #f0f0f0;
            --border: #e8e8e8;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.05);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 70px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-family);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media screen and (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: var(--transition);
        }
        .site-header .container {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
        }
        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 0.5px;
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-main a {
            display: flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.92rem;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-main a i {
            margin-right: 6px;
            font-size: 14px;
        }
        .nav-main a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-main a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(231, 76, 60, 0.3);
        }
        .nav-main a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0 16px;
            height: 40px;
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
        }
        .nav-search input {
            background: transparent;
            border: none;
            padding: 6px 0;
            font-size: 0.85rem;
            color: var(--text-primary);
            width: 140px;
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-search button {
            background: none;
            cursor: pointer;
            color: var(--text-muted);
            font-size: 0.95rem;
            padding: 0 0 0 8px;
            transition: var(--transition);
        }
        .nav-search button:hover {
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== Section Spacing ===== */
        .section {
            padding: 70px 0;
        }
        .section-title {
            text-align: center;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 660px;
            margin: 0 auto 48px auto;
            line-height: 1.6;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 4px;
            margin: 0 auto 32px auto;
        }

        /* ===== Hero ===== */
        .hero-category {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            padding: 80px 0 70px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(231, 76, 60, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-category::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(243, 156, 18, 0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-category .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-category-text {
            flex: 1 1 500px;
        }
        .hero-category-text .badge {
            display: inline-block;
            background: rgba(231, 76, 60, 0.2);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1px;
            border: 1px solid rgba(231, 76, 60, 0.3);
            margin-bottom: 16px;
        }
        .hero-category-text h1 {
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 20px;
        }
        .hero-category-text h1 span {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-category-text p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 28px;
        }
        .hero-category-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .hero-category-stats .stat-item {
            text-align: center;
        }
        .hero-category-stats .stat-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
        }
        .hero-category-stats .stat-item .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .hero-category-visual {
            flex: 0 0 320px;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .hero-category-visual .icon-circle {
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(231, 76, 60, 0.2), rgba(243, 156, 18, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 6rem;
            color: rgba(255, 255, 255, 0.15);
            border: 2px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(4px);
        }

        /* ===== Cards ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #eee;
        }
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-image img {
            transform: scale(1.05);
        }
        .card-image .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 3px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
        }
        .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .card-body .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .card-body h3 a {
            color: var(--text-primary);
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-body .card-footer-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            margin-top: auto;
        }
        .card-body .card-footer-link i {
            transition: transform 0.3s ease;
        }
        .card-body .card-footer-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Badge ===== */
        .badge-custom {
            display: inline-block;
            padding: 2px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            line-height: 1.2;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(231, 76, 60, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(231, 76, 60, 0.4);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border);
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Grid / Layout ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        /* ===== Featured / List ===== */
        .featured-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .featured-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: var(--bg-card);
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid rgba(0, 0, 0, 0.03);
        }
        .featured-list-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-hover);
        }
        .featured-list-item .rank {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 0.9rem;
        }
        .featured-list-item .rank.rank-2 {
            background: linear-gradient(135deg, #6c5ce7, #a29bfe);
        }
        .featured-list-item .rank.rank-3 {
            background: linear-gradient(135deg, #00b894, #55efc4);
        }
        .featured-list-item .info {
            flex: 1;
        }
        .featured-list-item .info h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .featured-list-item .info h4 a {
            color: var(--text-primary);
        }
        .featured-list-item .info h4 a:hover {
            color: var(--primary);
        }
        .featured-list-item .info p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .featured-list-item .badge-custom {
            flex-shrink: 0;
            align-self: center;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(0, 0, 0, 0.03);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            gap: 12px;
        }
        .faq-item .faq-question i {
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item .faq-answer {
            margin-top: 12px;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #1a1a2e, #16213e);
            padding: 70px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 32px auto;
        }
        .cta-section .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-footer);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 30px;
            border-top: 3px solid var(--primary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo a {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .logo-text {
            font-size: 1.2rem;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-top: 12px;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-col h5::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }

        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-category-text h1 {
                font-size: 2.2rem;
            }
            .hero-category-visual .icon-circle {
                width: 200px;
                height: 200px;
                font-size: 4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media screen and (max-width: 768px) {
            .nav-main {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(10px);
                -webkit-backdrop-filter: blur(10px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--border);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
                z-index: 999;
            }
            .nav-main.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-main a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav-search {
                margin-left: 0;
                width: 100%;
                max-width: 200px;
            }
            .nav-search input {
                width: 100%;
            }
            .nav-toggle {
                display: block;
            }
            .hero-category {
                padding: 60px 0 50px;
            }
            .hero-category .container {
                flex-direction: column;
                text-align: center;
            }
            .hero-category-text h1 {
                font-size: 1.8rem;
            }
            .hero-category-text p {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-category-stats {
                justify-content: center;
            }
            .hero-category-visual .icon-circle {
                width: 160px;
                height: 160px;
                font-size: 3rem;
            }
            .grid-3,
            .grid-2 {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .grid-4 {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section {
                padding: 50px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }
        @media screen and (max-width: 520px) {
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .hero-category-text h1 {
                font-size: 1.5rem;
            }
            .hero-category-stats .stat-item .num {
                font-size: 1.3rem;
            }
            .card-body {
                padding: 16px 18px 18px;
            }
            .card-body h3 {
                font-size: 1rem;
            }
            .featured-list-item {
                flex-wrap: wrap;
            }
            .btn {
                padding: 10px 22px;
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }

        /* ===== Misc ===== */
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 12px;
        }
        .mb-1 {
            margin-bottom: 12px;
        }
        .gap-1 {
            gap: 12px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .pill-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .pill {
            display: inline-block;
            padding: 6px 20px;
            border-radius: 50px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            cursor: default;
        }
        .pill:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .pill.active-pill {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* Foundation overrides */
        .grid-margin-x {
            margin-left: -0.9375rem;
            margin-right: -0.9375rem;
        }
        .cell {
            padding: 0 0.9375rem;
        }

/* roulang page: category3 */
/* ===== Design Variables ===== */
        :root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --primary-light: #dbeafe;
            --secondary: #f59e0b;
            --secondary-dark: #d97706;
            --accent: #8b5cf6;
            --accent-light: #ede9fe;
            --success: #10b981;
            --danger: #ef4444;
            --bg-body: #f8fafc;
            --bg-white: #ffffff;
            --bg-dark: #0f172a;
            --bg-gray: #f1f5f9;
            --text-primary: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --text-white: #ffffff;
            --border-color: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.16);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --header-h: 72px;
            --spacing-section: 5rem;
            --spacing-block: 3rem;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-body);
            min-height: 100vh;
            padding-top: var(--header-h);
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }

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

        @media screen and (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.3px;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-main a {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            text-decoration: none;
            position: relative;
        }

        .nav-main a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-main a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }
        .nav-main a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 40px;
            padding: 0 16px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }
        .search-box input {
            border: none;
            background: transparent;
            padding: 8px 10px;
            font-size: 0.88rem;
            width: 160px;
            outline: none;
            color: var(--text-primary);
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .search-box button {
            background: none;
            border: none;
            color: var(--text-muted);
            cursor: pointer;
            font-size: 0.95rem;
            padding: 6px 0;
            transition: var(--transition);
        }
        .search-box button:hover {
            color: var(--primary);
        }

        .btn-cta-nav {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff !important;
            padding: 9px 22px;
            border-radius: 40px;
            font-size: 0.88rem;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 2px 10px rgba(37, 99, 235, 0.25);
        }
        .btn-cta-nav:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
            color: #fff !important;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 6px;
        }
        .hamburger span {
            width: 26px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 4px;
            transition: var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            padding: 20px 24px 28px;
            box-shadow: var(--shadow-lg);
            border-bottom: 1px solid var(--border-color);
            z-index: 999;
            transform: translateY(-110%);
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .mobile-menu.open {
            transform: translateY(0);
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .mobile-menu a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .mobile-menu a.active {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--text-secondary);
            text-decoration: none;
        }
        .breadcrumb-bar a:hover {
            color: var(--primary);
        }
        .breadcrumb-bar .sep {
            color: var(--border-color);
            font-size: 0.75rem;
        }
        .breadcrumb-bar .current {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
            padding: 3rem 0 3.5rem;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 70%),
                radial-gradient(ellipse at 80% 50%, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .page-hero h1 i {
            color: var(--secondary);
            margin-right: 10px;
        }
        .page-hero p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 680px;
            line-height: 1.7;
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .hero-stats .stat {
            display: flex;
            flex-direction: column;
        }
        .hero-stats .stat .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
        }
        .hero-stats .stat .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--bg-gray);
        }
        .section-white {
            background: var(--bg-white);
        }

        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.3px;
            margin-bottom: 10px;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-header .tagline {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        /* ===== News Grid ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .news-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .news-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--bg-gray);
            display: block;
        }
        .news-card .card-img-placeholder {
            width: 100%;
            height: 200px;
            background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--primary);
            opacity: 0.7;
        }

        .news-card .card-body {
            padding: 22px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .news-card .card-tags .tag {
            background: var(--bg-gray);
            color: var(--text-secondary);
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .news-card .card-tags .tag.hot {
            background: #fef2f2;
            color: var(--danger);
        }
        .news-card .card-tags .tag.new {
            background: #ecfdf5;
            color: var(--success);
        }
        .news-card .card-tags .tag.feature {
            background: var(--primary-light);
            color: var(--primary);
        }

        .news-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .card-title a {
            color: var(--text-primary);
            text-decoration: none;
        }
        .news-card .card-title a:hover {
            color: var(--primary);
        }

        .news-card .card-excerpt {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }

        .news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .news-card .card-meta .date {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .news-card .card-meta .views {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ===== Featured Article ===== */
        .featured-article {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
        }
        .featured-article .featured-img {
            width: 100%;
            height: 100%;
            min-height: 360px;
            object-fit: cover;
            background: var(--bg-gray);
        }
        .featured-article .featured-img-placeholder {
            width: 100%;
            height: 100%;
            min-height: 360px;
            background: linear-gradient(135deg, #1e293b, #0f172a);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 5rem;
            color: rgba(255, 255, 255, 0.15);
        }
        .featured-article .featured-body {
            padding: 40px 40px 40px 0;
        }
        .featured-article .featured-body .badge {
            display: inline-block;
            background: var(--secondary);
            color: #fff;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .featured-article .featured-body h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .featured-article .featured-body p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .featured-article .featured-body .btn-read {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.92rem;
            transition: var(--transition);
            text-decoration: none;
        }
        .featured-article .featured-body .btn-read:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }

        /* ===== Category Tabs ===== */
        .category-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 2.5rem;
        }
        .category-tabs .tab {
            padding: 8px 22px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .category-tabs .tab:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .category-tabs .tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 2px 12px rgba(37, 99, 235, 0.25);
        }

        /* ===== Hot Topics ===== */
        .hot-topics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .hot-topic-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .hot-topic-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .hot-topic-item .icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .hot-topic-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .hot-topic-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 40px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--primary-light), var(--accent-light));
            border-radius: 4px;
        }
        .timeline-item {
            position: relative;
            padding-bottom: 32px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -32px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid var(--bg-body);
            box-shadow: 0 0 0 2px var(--primary-light);
        }
        .timeline-item .time {
            font-size: 0.82rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-bottom: 4px;
        }
        .timeline-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .timeline-item p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .timeline-item .tl-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 1px 12px;
            border-radius: 40px;
            font-size: 0.72rem;
            font-weight: 600;
            margin-top: 6px;
        }

        /* ===== Newsletter / CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            padding: 4rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.65);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-form {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            max-width: 500px;
            margin: 0 auto;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: 40px;
            border: none;
            font-size: 0.95rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            outline: none;
            transition: var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-form input:focus {
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.15);
        }
        .cta-form .btn-submit {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            padding: 14px 32px;
            border-radius: 40px;
            border: none;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
        }
        .cta-form .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(37, 99, 235, 0.4);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0f172a;
            color: rgba(255, 255, 255, 0.7);
            padding: 3.5rem 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo a {
            color: #fff;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin-top: 14px;
            color: rgba(255, 255, 255, 0.55);
            max-width: 340px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: var(--transition);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.6rem 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Pagination ===== */
        .pagination-nav {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 3rem;
            flex-wrap: wrap;
        }
        .pagination-nav a,
        .pagination-nav span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .pagination-nav a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .pagination-nav .active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 2px 10px rgba(37, 99, 235, 0.2);
        }
        .pagination-nav .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-topics {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .featured-article {
                grid-template-columns: 1fr;
            }
            .featured-article .featured-body {
                padding: 0 30px 30px;
            }
            .featured-article .featured-img-placeholder {
                min-height: 240px;
            }
            .featured-article .featured-img {
                min-height: 240px;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --spacing-section: 3rem;
                --header-h: 64px;
            }

            .nav-main {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                display: block;
            }
            .header-actions .search-box {
                display: none;
            }
            .header-actions .btn-cta-nav {
                padding: 8px 16px;
                font-size: 0.82rem;
            }

            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero p {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stats .stat .num {
                font-size: 1.4rem;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hot-topics {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .featured-article .featured-body h3 {
                font-size: 1.4rem;
            }
            .featured-article .featured-body {
                padding: 0 20px 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-form input {
                width: 100%;
                min-width: unset;
            }

            .category-tabs .tab {
                font-size: 0.82rem;
                padding: 6px 16px;
            }

            .timeline {
                padding-left: 32px;
            }
            .timeline::before {
                left: 12px;
            }
            .timeline-item::before {
                left: -26px;
                width: 12px;
                height: 12px;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .hero-stats {
                flex-direction: column;
                gap: 10px;
            }
            .hot-topics {
                grid-template-columns: 1fr;
            }
            .news-card .card-img-placeholder {
                height: 160px;
            }
            .news-card .card-img {
                height: 160px;
            }
            .news-card .card-body {
                padding: 16px 14px 14px;
            }
            .news-card .card-title {
                font-size: 1rem;
            }
            .pagination-nav a,
            .pagination-nav span {
                min-width: 36px;
                height: 36px;
                font-size: 0.82rem;
                padding: 0 10px;
            }
            .footer-col h5 {
                font-size: 0.9rem;
            }
            .header-actions .btn-cta-nav {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .logo-text {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .gap-1 {
            gap: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== Scroll to top (optional) ===== */
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 46px;
            height: 46px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            z-index: 99;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
        }
        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .scroll-top:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }