/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #2d2d7f;
            --primary-dark: #0f0f1a;
            --accent: #f57c00;
            --accent-light: #ffa040;
            --accent-dark: #e65100;
            --bg: #f4f6fb;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --text: #1a1a2e;
            --text-light: #5a5a7a;
            --text-white: #ffffff;
            --text-muted: #8a8aaa;
            --border: #e2e5f0;
            --border-light: #f0f2f8;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow: 0 4px 24px rgba(26, 26, 46, 0.08);
            --shadow-lg: 0 12px 48px rgba(26, 26, 46, 0.12);
            --shadow-hover: 0 8px 32px rgba(26, 26, 46, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

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

        h1 {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.6rem);
        }
        h4 {
            font-size: 1.15rem;
        }

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

        .container-sm {
            max-width: 840px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Section Spacing ===== */
        .section {
            padding: 80px 0;
        }

        .section-sm {
            padding: 48px 0;
        }

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

        .section-header h2 {
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin: 12px auto 0;
        }

        .section-header p {
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 16px auto 0;
        }

        .text-center {
            text-align: center;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: 2px solid transparent;
            line-height: 1.2;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 124, 0, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255, 255, 255, 0.4);
        }

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

        .btn-outline-dark {
            background: transparent;
            color: var(--primary);
            border-color: var(--border);
        }

        .btn-outline-dark:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: var(--radius-xs);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.05rem;
            border-radius: var(--radius);
        }

        /* ===== Badge / Tag ===== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            background: var(--border-light);
            color: var(--text-light);
            transition: var(--transition);
        }

        .badge-hot {
            background: #fff0e6;
            color: #e65100;
        }

        .badge-new {
            background: #e8f5e9;
            color: #2e7d32;
        }

        .badge-accent {
            background: var(--accent);
            color: #fff;
        }

        /* ===== Card ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }

        .card-body {
            padding: 20px 24px 24px;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-text {
            color: var(--text-light);
            font-size: 0.92rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 12px;
        }

        .card-meta i {
            margin-right: 4px;
        }

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

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(26, 26, 46, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(26, 26, 46, 0.98);
            box-shadow: 0 2px 32px rgba(0, 0, 0, 0.3);
        }

        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent);
        }

        .logo span {
            background: linear-gradient(135deg, #fff 60%, var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo:hover span {
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
        }

        .logo:hover {
            color: #fff;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-main a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
            font-size: 0.92rem;
            transition: var(--transition);
            position: relative;
        }

        .nav-main a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-main a.active {
            color: #fff;
            background: rgba(245, 124, 0, 0.2);
        }

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

        .nav-cta {
            margin-left: 12px;
        }

        .nav-cta .btn {
            padding: 8px 20px;
            font-size: 0.88rem;
        }

        /* Mobile Toggle */
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 0 80px;
            overflow: hidden;
            background: var(--primary-dark);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.35;
            transform: scale(1.05);
            transition: transform 8s ease;
        }

        .hero:hover .hero-bg {
            transform: scale(1);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 30%, rgba(26, 26, 46, 0.6) 70%, rgba(26, 26, 46, 0.4) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            padding: 0 24px;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 20px;
            border-radius: 20px;
            background: rgba(245, 124, 0, 0.2);
            color: var(--accent-light);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(245, 124, 0, 0.2);
        }

        .hero h1 {
            color: #fff;
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 20px;
            text-shadow: 0 2px 40px rgba(0, 0, 0, 0.3);
        }

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

        .hero p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.1rem;
            line-height: 1.7;
            max-width: 560px;
            margin: 0 auto 36px;
        }

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

        .hero-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-sm);
            padding: 4px 4px 4px 18px;
            max-width: 400px;
            width: 100%;
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .hero-search:focus-within {
            background: rgba(255, 255, 255, 0.15);
            border-color: var(--accent);
        }

        .hero-search input {
            flex: 1;
            padding: 10px 0;
            background: none;
            color: #fff;
            font-size: 0.95rem;
            min-width: 0;
        }

        .hero-search input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .hero-search button {
            padding: 10px 20px;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-xs);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .hero-search button:hover {
            background: var(--accent-dark);
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 48px;
            flex-wrap: wrap;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat .num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
        }

        .hero-stat .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }

        /* ===== Features ===== */
        .features {
            background: var(--bg-white);
        }

        .feature-card {
            text-align: center;
            padding: 36px 28px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }

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

        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: #fff;
        }

        .feature-card h3 {
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-light);
            font-size: 0.92rem;
            line-height: 1.6;
        }

        /* ===== Categories ===== */
        .categories {
            background: var(--bg);
        }

        .cat-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            aspect-ratio: 4/3;
            display: flex;
            align-items: flex-end;
            cursor: pointer;
        }

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

        .cat-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .cat-card:hover img {
            transform: scale(1.08);
        }

        .cat-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(26, 26, 46, 0.85) 20%, transparent 60%);
        }

        .cat-card-body {
            position: relative;
            z-index: 2;
            padding: 20px 24px 24px;
            width: 100%;
        }

        .cat-card-body h3 {
            color: #fff;
            font-size: 1.15rem;
            margin-bottom: 4px;
        }

        .cat-card-body p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.82rem;
        }

        .cat-card .badge {
            position: absolute;
            top: 16px;
            right: 16px;
            z-index: 3;
        }

        /* ===== Latest News ===== */
        .latest-news {
            background: var(--bg-white);
        }

        .news-card {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }

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

        .news-card .news-img {
            width: 220px;
            min-height: 150px;
            flex-shrink: 0;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .news-card .news-body {
            padding: 18px 20px 18px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
            min-width: 0;
        }

        .news-card .news-body .badge {
            align-self: flex-start;
            margin-bottom: 8px;
        }

        .news-card .news-body h3 {
            font-size: 1.05rem;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-body p {
            color: var(--text-light);
            font-size: 0.88rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .news-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--text-muted);
            background: var(--bg);
            border-radius: var(--radius);
            font-size: 1rem;
        }

        .news-empty i {
            font-size: 2.4rem;
            margin-bottom: 16px;
            display: block;
            color: var(--border);
        }

        /* ===== Hot Ranking ===== */
        .hot-ranking {
            background: var(--bg);
        }

        .rank-card {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 16px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }

        .rank-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
            border-color: var(--accent);
        }

        .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-light);
            flex-shrink: 0;
        }

        .rank-card:nth-child(1) .rank-num,
        .rank-card:nth-child(2) .rank-num,
        .rank-card:nth-child(3) .rank-num {
            background: var(--accent);
            color: #fff;
        }

        .rank-card .rank-img {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
        }

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

        .rank-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 2px;
        }

        .rank-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .rank-score {
            font-weight: 700;
            color: var(--accent);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        /* ===== Process / How to Use ===== */
        .process {
            background: var(--bg-white);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--primary-light));
            border-radius: 2px;
            z-index: 0;
        }

        .step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .step-circle {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.8rem;
            color: #fff;
            font-weight: 800;
            box-shadow: 0 8px 24px rgba(26, 26, 46, 0.2);
            border: 4px solid var(--bg-white);
        }

        .step h4 {
            margin-bottom: 6px;
        }

        .step p {
            color: var(--text-light);
            font-size: 0.88rem;
        }

        /* ===== FAQ ===== */
        .faq {
            background: var(--bg);
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--accent);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-weight: 600;
            font-size: 0.98rem;
            cursor: pointer;
            transition: var(--transition);
            gap: 16px;
        }

        .faq-question i {
            color: var(--accent);
            font-size: 1.1rem;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px 24px;
        }

        .faq-answer p {
            color: var(--text-light);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta {
            position: relative;
            padding: 80px 0;
            background: var(--primary-dark);
            overflow: hidden;
        }

        .cta-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
        }

        .cta .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta h2 {
            color: #fff;
            margin-bottom: 16px;
        }

        .cta p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 32px;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 48px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand .logo {
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.35);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.35);
        }

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

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            padding-left: 0;
        }

        /* ===== Scroll to Top ===== */
        .scroll-top {
            position: fixed;
            bottom: 28px;
            right: 28px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(245, 124, 0, 0.35);
            transition: var(--transition);
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            z-index: 999;
            border: none;
        }

        .scroll-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }

        .scroll-top:hover {
            background: var(--accent-dark);
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(245, 124, 0, 0.45);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps::before {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-card .news-img {
                width: 160px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
            }
            .section {
                padding: 56px 0;
            }
            .section-sm {
                padding: 32px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }

            .nav-main {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(26, 26, 46, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                transform: translateY(-110%);
                opacity: 0;
                transition: var(--transition);
                pointer-events: none;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            }

            .nav-main.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-main a {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-xs);
            }

            .nav-main a.active::after {
                display: none;
            }

            .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                width: 100%;
            }

            .nav-cta .btn {
                width: 100%;
                justify-content: center;
            }

            .nav-toggle {
                display: flex;
            }

            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .hero {
                min-height: 80vh;
                padding: 100px 0 60px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat .num {
                font-size: 1.5rem;
            }

            .news-card {
                flex-direction: column;
            }
            .news-card .news-img {
                width: 100%;
                aspect-ratio: 16/9;
                height: auto;
            }
            .news-card .news-body {
                padding: 12px 16px 16px;
            }

            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .step-circle {
                width: 64px;
                height: 64px;
                font-size: 1.4rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand p {
                max-width: 100%;
            }

            .cta {
                padding: 56px 0;
            }

            .scroll-top {
                bottom: 20px;
                right: 20px;
                width: 42px;
                height: 42px;
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-search {
                max-width: 100%;
            }
            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }
            .container {
                padding: 0 16px;
            }
            .rank-card {
                padding: 12px 14px;
                gap: 12px;
            }
            .rank-card .rank-img {
                width: 40px;
                height: 40px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px 16px;
            }
        }

        /* ===== Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== Selection ===== */
        ::selection {
            background: var(--accent);
            color: #fff;
        }

        /* ===== Animations ===== */
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-up {
            animation: fadeUp 0.6s ease forwards;
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e74c3c;
            --primary-dark: #c0392b;
            --primary-light: #f1948a;
            --secondary: #2c3e50;
            --secondary-light: #34495e;
            --accent: #f39c12;
            --accent-light: #f1c40f;
            --bg: #f8f9fa;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-dark-2: #16213e;
            --text: #2c3e50;
            --text-light: #7f8c8d;
            --text-white: #f1f1f1;
            --border: #e8e8e8;
            --border-light: #f0f0f0;
            --radius: 16px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow: 0 8px 32px rgba(0,0,0,0.08);
            --shadow-hover: 0 16px 48px rgba(0,0,0,0.15);
            --shadow-nav: 0 2px 20px rgba(0,0,0,0.06);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --gap: 24px;
            --gap-lg: 48px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--secondary); }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            background: var(--bg-card);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(12px);
            background: rgba(255,255,255,0.96);
        }
        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--secondary);
        }
        .logo i { color: var(--primary); font-size: 1.8rem; }
        .logo span { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-main a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: var(--text);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }
        .nav-main a i { margin-right: 6px; font-size: 0.9rem; }
        .nav-main a:hover { background: rgba(231,76,60,0.08); color: var(--primary); }
        .nav-main a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(231,76,60,0.35);
        }
        .nav-main a.active:hover { background: var(--primary-dark); color: #fff; }
        .nav-cta { margin-left: 12px; }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn i { font-size: 1rem; }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(231,76,60,0.35);
        }
        .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(231,76,60,0.45); color: #fff; }
        .btn-secondary {
            background: var(--secondary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(44,62,80,0.3);
        }
        .btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(44,62,80,0.4); color: #fff; }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .btn-sm { padding: 8px 20px; font-size: 0.85rem; }
        .btn-lg { padding: 16px 40px; font-size: 1.1rem; border-radius: var(--radius); }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 3px;
            background: var(--secondary);
            border-radius: 4px;
            transition: var(--transition);
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            padding: 80px 0 60px;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-2) 100%);
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }
        .article-hero .container { position: relative; z-index: 1; }
        .article-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            margin-bottom: 20px;
        }
        .article-hero .breadcrumb a { color: rgba(255,255,255,0.7); }
        .article-hero .breadcrumb a:hover { color: var(--accent); }
        .article-hero .breadcrumb i { font-size: 0.8rem; }
        .article-hero h1 {
            font-size: 2.4rem;
            color: #fff;
            max-width: 860px;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
            align-items: center;
        }
        .article-meta .badge {
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .article-meta i { margin-right: 6px; }

        /* ===== Article Main ===== */
        .article-main {
            padding: 60px 0;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: var(--gap-lg);
        }
        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-body .content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-body .content p { margin-bottom: 1.2em; }
        .article-body .content h2 { font-size: 1.6rem; margin: 1.8em 0 0.8em; color: var(--secondary); }
        .article-body .content h3 { font-size: 1.3rem; margin: 1.6em 0 0.6em; color: var(--secondary); }
        .article-body .content ul, .article-body .content ol { margin: 1em 0; padding-left: 1.6em; }
        .article-body .content li { margin-bottom: 0.5em; list-style: disc; }
        .article-body .content img { border-radius: var(--radius-sm); margin: 1.5em 0; }
        .article-body .content a { color: var(--primary); text-decoration: underline; }
        .article-body .content blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(231,76,60,0.06);
            padding: 16px 24px;
            margin: 1.5em 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-light);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .article-tags .tag {
            background: rgba(231,76,60,0.08);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-tags .tag:hover { background: var(--primary); color: #fff; }
        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
        }
        .article-share span { font-weight: 600; color: var(--secondary); }
        .article-share a {
            width: 40px; height: 40px;
            display: flex; align-items: center; justify-content: center;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text);
            transition: var(--transition);
        }
        .article-share a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 3px solid var(--primary);
            display: inline-block;
        }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            font-weight: 500;
        }
        .sidebar-list a:hover { color: var(--primary); }
        .sidebar-list .date { font-size: 0.8rem; color: var(--text-light); font-weight: 400; }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            text-align: center;
            padding: 32px 20px;
        }
        .sidebar-cta h3 { color: #fff; border-bottom-color: rgba(255,255,255,0.3); }
        .sidebar-cta p { margin: 12px 0 20px; opacity: 0.9; font-size: 0.95rem; }

        /* ===== Related Section ===== */
        .related-section {
            padding: 60px 0;
            background: var(--bg);
        }
        .related-section .section-title {
            font-size: 1.8rem;
            margin-bottom: 32px;
            text-align: center;
        }
        .related-section .section-title span { color: var(--primary); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .related-card img { width: 100%; height: 180px; object-fit: cover; }
        .related-card .card-body { padding: 20px; }
        .related-card .card-body h4 { font-size: 1.05rem; margin-bottom: 8px; }
        .related-card .card-body h4 a { color: var(--secondary); }
        .related-card .card-body h4 a:hover { color: var(--primary); }
        .related-card .card-body p { font-size: 0.9rem; color: var(--text-light); line-height: 1.6; }
        .related-card .card-meta { display: flex; gap: 14px; margin-top: 12px; font-size: 0.8rem; color: var(--text-light); }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 60px 0;
            background: var(--bg-card);
        }
        .faq-section .section-title { text-align: center; font-size: 1.8rem; margin-bottom: 12px; }
        .faq-section .section-sub { text-align: center; color: var(--text-light); margin-bottom: 36px; font-size: 1rem; }
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid var(--border);
        }
        .faq-item:hover { border-color: var(--primary-light); }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: var(--secondary);
        }
        .faq-question i { transition: var(--transition); color: var(--primary); }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: var(--transition);
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .faq-item.active .faq-answer { max-height: 200px; margin-top: 12px; }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--bg-dark), var(--bg-dark-2));
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }
        .cta-section .container { position: relative; z-index: 1; }
        .cta-section h2 { font-size: 2.2rem; color: #fff; margin-bottom: 16px; }
        .cta-section p { font-size: 1.1rem; color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto 32px; }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.8);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--gap-lg);
            margin-bottom: 40px;
        }
        .footer-brand .logo { color: #fff; margin-bottom: 14px; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; opacity: 0.75; max-width: 340px; }
        .footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
        .footer-col a { display: block; color: rgba(255,255,255,0.65); font-size: 0.9rem; padding: 5px 0; transition: var(--transition); }
        .footer-col a:hover { color: var(--primary); padding-left: 4px; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.85rem;
            opacity: 0.7;
        }
        .footer-social { display: flex; gap: 12px; }
        .footer-social a {
            width: 38px; height: 38px;
            display: flex; align-items: center; justify-content: center;
            border-radius: 50%;
            background: rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.7);
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-main { display: none; }
            .nav-toggle { display: flex; }
            .nav-main.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0; right: 0;
                background: var(--bg-card);
                padding: 20px;
                box-shadow: var(--shadow);
                border-radius: 0 0 var(--radius) var(--radius);
                gap: 6px;
            }
            .nav-main.open a { width: 100%; }
            .nav-cta { margin-left: 0; margin-top: 8px; }
            .article-hero h1 { font-size: 1.6rem; }
            .article-body { padding: 24px; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
            .article-hero { padding: 50px 0 40px; }
        }
        @media (max-width: 520px) {
            .header-inner { height: 60px; }
            .logo { font-size: 1.2rem; }
            .logo i { font-size: 1.4rem; }
            .article-hero h1 { font-size: 1.3rem; }
            .article-meta { font-size: 0.8rem; gap: 12px; }
            .article-body { padding: 16px; }
            .article-body .content { font-size: 0.95rem; }
            .sidebar-card { padding: 20px; }
            .cta-section h2 { font-size: 1.5rem; }
        }

        /* ===== Not Found ===== */
        .not-found {
            text-align: center;
            padding: 80px 20px;
        }
        .not-found i { font-size: 4rem; color: var(--primary-light); margin-bottom: 20px; }
        .not-found h2 { font-size: 1.8rem; margin-bottom: 12px; }
        .not-found p { color: var(--text-light); margin-bottom: 24px; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --color-primary: #ff6b35;
            --color-primary-dark: #e55a2b;
            --color-primary-light: #ff8a5c;
            --color-secondary: #2b2d42;
            --color-secondary-light: #3a3d55;
            --color-accent: #ffd23f;
            --color-bg: #f8f9fa;
            --color-bg-alt: #ffffff;
            --color-bg-dark: #1e1e2f;
            --color-text: #1a1a2e;
            --color-text-light: #5a5a72;
            --color-text-muted: #8a8aa0;
            --color-border: #e2e2ea;
            --color-border-light: #f0f0f5;
            --color-white: #ffffff;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --color-error: #ef4444;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-glow: 0 0 30px rgba(255, 107, 53, 0.25);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
            --spacing-section: 80px;
            --spacing-block: 48px;
        }

        /* ===== 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-family);
            font-size: 16px;
            line-height: 1.6;
            color: var(--color-text);
            background: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        button {
            cursor: pointer;
            background: none;
        }
        button:focus-visible {
            outline: 3px solid var(--color-primary);
            outline-offset: 2px;
        }

        ul,
        ol {
            list-style: none;
        }

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

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

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(30, 30, 47, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            height: var(--header-height);
            transition: var(--transition);
        }

        .site-header:hover {
            background: rgba(30, 30, 47, 0.98);
        }

        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-white);
            letter-spacing: -0.3px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .logo i {
            font-size: 26px;
            color: var(--color-primary);
            transition: var(--transition);
        }
        .logo:hover {
            color: var(--color-primary-light);
        }
        .logo:hover i {
            transform: scale(1.1) rotate(-8deg);
        }
        .logo span {
            background: linear-gradient(135deg, var(--color-white) 60%, var(--color-primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-main a {
            position: relative;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-main a i {
            margin-right: 6px;
            font-size: 14px;
        }
        .nav-main a:hover {
            color: var(--color-white);
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-main a.active {
            color: var(--color-white);
            background: var(--color-primary);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.35);
        }
        .nav-main a.active:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 6px 24px rgba(255, 107, 53, 0.45);
        }

        .nav-cta {
            margin-left: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.2px;
            white-space: nowrap;
        }
        .btn i {
            font-size: 16px;
        }
        .btn-primary {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: var(--color-white);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 107, 53, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-white);
            border-color: rgba(255, 255, 255, 0.3);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-white);
            color: var(--color-white);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline-light:hover {
            background: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 107, 53, 0.25);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            transition: var(--transition);
            gap: 5px;
            padding: 8px;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2.5px;
            background: var(--color-white);
            border-radius: 4px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        @media (max-width: 768px) {
            .nav-main {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(30, 30, 47, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px 28px;
                gap: 6px;
                transform: translateY(-110%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                box-shadow: var(--shadow-lg);
                max-height: 80vh;
                overflow-y: auto;
            }
            .nav-main.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .nav-main a {
                padding: 12px 16px;
                font-size: 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-main a i {
                width: 24px;
                text-align: center;
            }
            .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                width: 100%;
            }
            .nav-cta .btn {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
            }
            .nav-toggle {
                display: flex;
            }
            .header-inner {
                padding: 0 16px;
            }
            .logo {
                font-size: 18px;
            }
            .logo i {
                font-size: 22px;
            }
        }

        @media (max-width: 400px) {
            .logo span {
                font-size: 16px;
            }
            .logo i {
                font-size: 18px;
            }
            .header-inner {
                padding: 0 12px;
            }
        }

        /* ===== Page Banner (Hero) ===== */
        .page-banner {
            margin-top: var(--header-height);
            padding: 100px 0 80px;
            position: relative;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #0f0f1a 100%);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.20;
            mix-blend-mode: overlay;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(255, 107, 53, 0.12) 0%, transparent 60%);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--color-white);
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .page-banner h1 i {
            color: var(--color-primary);
            margin-right: 12px;
        }
        .page-banner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 640px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .page-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .page-banner .banner-tags span {
            padding: 6px 18px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 100px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            font-weight: 500;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }
        .page-banner .banner-tags span:hover {
            background: rgba(255, 107, 53, 0.25);
            border-color: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-2px);
        }
        .page-banner .banner-tags span i {
            margin-right: 6px;
            font-size: 13px;
            color: var(--color-primary);
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 80px 0 60px;
                min-height: 300px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .page-banner p {
                font-size: 16px;
                padding: 0 8px;
            }
            .page-banner .banner-tags span {
                font-size: 13px;
                padding: 4px 14px;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 24px;
            }
            .page-banner p {
                font-size: 14px;
            }
            .page-banner .banner-tags {
                gap: 8px;
            }
            .page-banner .banner-tags span {
                font-size: 12px;
                padding: 4px 12px;
            }
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-white);
        }
        .section-title {
            font-size: 34px;
            font-weight: 800;
            letter-spacing: -0.4px;
            margin-bottom: 12px;
            line-height: 1.2;
        }
        .section-title i {
            color: var(--color-primary);
            margin-right: 10px;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--color-text-muted);
            max-width: 580px;
            margin-bottom: 40px;
            line-height: 1.7;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.55);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .section {
                padding: 52px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 28px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 22px;
            }
            .section-subtitle {
                font-size: 14px;
            }
        }

        /* ===== Game Grid (Card Grid) ===== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: 28px;
        }

        .game-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.15);
        }
        .game-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-bg);
        }
        .game-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .game-card:hover .card-img img {
            transform: scale(1.05);
        }
        .game-card .card-img .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-white);
            background: var(--color-primary);
            box-shadow: 0 2px 12px rgba(255, 107, 53, 0.3);
            letter-spacing: 0.3px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .game-card .card-img .badge.hot {
            background: var(--color-error);
        }
        .game-card .card-img .badge.new {
            background: var(--color-success);
        }
        .game-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .game-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.3;
            color: var(--color-text);
        }
        .game-card .card-body h3 a {
            color: inherit;
        }
        .game-card .card-body h3 a:hover {
            color: var(--color-primary);
        }
        .game-card .card-body .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }
        .game-card .card-body .card-meta span {
            font-size: 12px;
            color: var(--color-text-muted);
            background: var(--color-bg);
            padding: 2px 12px;
            border-radius: 100px;
            font-weight: 500;
        }
        .game-card .card-body .card-meta span i {
            margin-right: 4px;
            font-size: 11px;
            color: var(--color-primary);
        }
        .game-card .card-body p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }
        .game-card .card-body .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }
        .game-card .card-body .card-footer .rating {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
        }
        .game-card .card-body .card-footer .rating i {
            color: var(--color-accent);
        }
        .game-card .card-body .card-footer .play-btn {
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: var(--color-white);
            border: none;
            transition: var(--transition);
        }
        .game-card .card-body .card-footer .play-btn:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
        }

        @media (max-width: 768px) {
            .game-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 20px;
            }
            .game-card .card-body {
                padding: 16px 18px 20px;
            }
            .game-card .card-body h3 {
                font-size: 16px;
            }
        }
        @media (max-width: 520px) {
            .game-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .game-card .card-body .card-footer {
                flex-direction: column;
                gap: 10px;
                align-items: stretch;
            }
            .game-card .card-body .card-footer .play-btn {
                text-align: center;
                padding: 8px 18px;
            }
        }

        /* ===== Category Tags ===== */
        .cat-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .cat-tag {
            padding: 8px 24px;
            border-radius: 100px;
            font-size: 14px;
            font-weight: 500;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            color: var(--color-text-light);
            transition: var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .cat-tag i {
            font-size: 13px;
            color: var(--color-primary);
        }
        .cat-tag:hover,
        .cat-tag.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.25);
        }
        .cat-tag:hover i,
        .cat-tag.active i {
            color: var(--color-white);
        }

        @media (max-width: 520px) {
            .cat-tag {
                padding: 6px 16px;
                font-size: 13px;
            }
        }

        /* ===== Ranking List ===== */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 16px 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .ranking-item:hover {
            transform: translateX(6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.15);
        }
        .ranking-item .rank-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-primary);
            min-width: 40px;
            text-align: center;
            font-feature-settings: "tnum";
        }
        .ranking-item .rank-num.top {
            color: var(--color-accent);
            text-shadow: 0 0 20px rgba(255, 210, 63, 0.3);
        }
        .ranking-item .rank-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .ranking-item .rank-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
        }
        .ranking-item .rank-info p {
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .ranking-item .rank-score {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .ranking-item .rank-score i {
            font-size: 14px;
        }
        .ranking-item .rank-btn {
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: var(--color-white);
            transition: var(--transition);
            border: none;
        }
        .ranking-item .rank-btn:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
        }

        @media (max-width: 768px) {
            .ranking-item {
                padding: 12px 16px;
                gap: 12px;
                flex-wrap: wrap;
            }
            .ranking-item .rank-num {
                font-size: 18px;
                min-width: 30px;
            }
            .ranking-item .rank-info h4 {
                font-size: 14px;
            }
            .ranking-item .rank-score {
                font-size: 13px;
            }
        }
        @media (max-width: 520px) {
            .ranking-item .rank-btn {
                padding: 4px 14px;
                font-size: 12px;
            }
            .ranking-item .rank-info p {
                font-size: 12px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(255, 107, 53, 0.15);
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
            user-select: none;
        }
        .faq-item .faq-q:hover {
            color: var(--color-primary);
        }
        .faq-item .faq-q i {
            font-size: 14px;
            color: var(--color-primary);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .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.open .faq-a {
            display: block;
        }
        .faq-item .faq-a p {
            margin-bottom: 8px;
        }
        .faq-item .faq-a p:last-child {
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .faq-item .faq-q {
                padding: 14px 18px;
                font-size: 14px;
            }
            .faq-item .faq-a {
                padding: 0 18px 14px;
                font-size: 14px;
            }
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #0f0f1a 100%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.10;
            mix-blend-mode: overlay;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 80% 50%, rgba(255, 107, 53, 0.10) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 14px;
            letter-spacing: -0.4px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.65);
            max-width: 540px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-section .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-section .btn-cta {
            padding: 16px 42px;
            font-size: 17px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: var(--color-white);
            border: 2px solid var(--color-primary);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .cta-section .btn-cta:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255, 107, 53, 0.35);
        }
        .cta-section .btn-cta-outline {
            padding: 16px 42px;
            font-size: 17px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: transparent;
            color: var(--color-white);
            border: 2px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .cta-section .btn-cta-outline:hover {
            border-color: var(--color-primary);
            background: rgba(255, 107, 53, 0.1);
            color: var(--color-primary-light);
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .cta-section p {
                font-size: 15px;
            }
            .cta-section .btn-cta,
            .cta-section .btn-cta-outline {
                padding: 14px 28px;
                font-size: 15px;
                width: 100%;
                justify-content: center;
            }
            .cta-section .cta-buttons {
                flex-direction: column;
                gap: 12px;
            }
        }
        @media (max-width: 520px) {
            .cta-section h2 {
                font-size: 22px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .site-footer .footer-brand .logo {
            margin-bottom: 16px;
            font-size: 20px;
        }
        .site-footer .footer-brand .logo i {
            font-size: 24px;
        }
        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.5);
            max-width: 300px;
        }
        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .site-footer .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            padding: 5px 0;
            transition: var(--transition);
        }
        .site-footer .footer-col a:hover {
            color: var(--color-primary-light);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 16px;
        }
        .site-footer .footer-bottom span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.5);
            font-size: 18px;
            transition: var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--color-primary);
            color: var(--color-white);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 107, 53, 0.3);
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .site-footer {
                padding-top: 48px;
            }
            .site-footer .footer-brand {
                grid-column: 1 / -1;
            }
            .site-footer .footer-brand p {
                max-width: 100%;
            }
        }
        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .site-footer .footer-col a {
                padding: 4px 0;
            }
        }

        /* ===== Extra Utilities ===== */
        .text-center {
            text-align: center;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .gap-16 {
            gap: 16px;
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 8px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--color-text-muted);
        }

        /* ===== Focus Visible Global ===== */
        :focus-visible {
            outline: 3px solid var(--color-primary);
            outline-offset: 2px;
        }

        /* ===== Selection ===== */
        ::selection {
            background: var(--color-primary);
            color: var(--color-white);
        }

        /* ===== card-img fixed height on smaller screens ===== */
        @media (max-width: 400px) {
            .game-card .card-img {
                aspect-ratio: 16 / 10;
            }
        }