/* roulang page: index */
:root {
            --color-primary: #1e3a5f;
            --color-primary-light: #2a4f7d;
            --color-accent: #c8963e;
            --color-accent-hover: #b58535;
            --color-accent-light: #f5ecd7;
            --color-bg: #f7f5f1;
            --color-bg-alt: #ede8e0;
            --color-white: #ffffff;
            --color-text: #2c2c2c;
            --color-text-soft: #5a5a5a;
            --color-text-light: #8a8a8a;
            --color-border: #e2ded7;
            --color-border-light: #efebe4;
            --color-nav-bg: #15273f;
            --color-nav-hover: #1e3554;
            --color-nav-text: #bcc8d6;
            --color-nav-active: #e8d5a3;
            --color-card-shadow: rgba(0,0,0,0.05);
            --color-overlay: rgba(21,39,63,0.6);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 8px rgba(0,0,0,0.04);
            --shadow: 0 3px 20px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 28px rgba(0,0,0,0.09);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.13);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --sidebar-width: 260px;
            --sidebar-width-tablet: 210px;
            --font-serif: 'Georgia', 'Noto Serif SC', 'STSong', serif;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-content-width: 1100px;
        }

        *, *::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-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        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: 1.3;
            font-weight: 600;
            color: var(--color-text);
        }

        /* ========== LAYOUT ========== */
        .app-wrapper {
            display: flex;
            min-height: 100vh;
            position: relative;
        }

        /* ========== SIDEBAR ========== */
        .sidebar {
            width: var(--sidebar-width);
            min-height: 100vh;
            background: var(--color-nav-bg);
            color: var(--color-nav-text);
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 100;
            overflow-y: auto;
            overflow-x: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
            box-shadow: 4px 0 24px rgba(0,0,0,0.12);
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }

        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            transition: opacity var(--transition-fast);
        }

        .sidebar-brand a:hover {
            opacity: 0.85;
        }

        .sidebar-brand .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent), #d4a74a);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: var(--color-nav-text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-fast);
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.95rem;
            opacity: 0.7;
            transition: opacity var(--transition-fast);
        }

        .sidebar-nav a:hover {
            background: var(--color-nav-hover);
            color: #e8eef5;
        }

        .sidebar-nav a:hover i {
            opacity: 1;
        }

        .sidebar-nav a.active {
            background: rgba(200,150,62,0.18);
            color: var(--color-nav-active);
            font-weight: 600;
        }

        .sidebar-nav a.active i {
            opacity: 1;
            color: var(--color-nav-active);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 22px;
            background: var(--color-accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-subscribe {
            padding: 20px 20px 24px;
            border-top: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }

        .sidebar-subscribe .subscribe-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: rgba(255,255,255,0.5);
            margin-bottom: 10px;
        }

        .sidebar-subscribe .subscribe-input-wrap {
            display: flex;
            gap: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.12);
        }

        .sidebar-subscribe input {
            flex: 1;
            padding: 10px 14px;
            color: #fff;
            font-size: 0.85rem;
            background: transparent;
            min-width: 0;
        }

        .sidebar-subscribe input::placeholder {
            color: rgba(255,255,255,0.35);
        }

        .sidebar-subscribe button {
            padding: 10px 14px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            transition: background var(--transition-fast);
            white-space: nowrap;
        }

        .sidebar-subscribe button:hover {
            background: var(--color-accent-hover);
        }

        /* ========== MAIN CONTENT ========== */
        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .content-inner {
            flex: 1;
        }

        /* ========== MOBILE HEADER ========== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: var(--color-nav-bg);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 16px rgba(0,0,0,0.2);
        }

        .mobile-header .mobile-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            color: #fff;
            font-size: 1.05rem;
        }

        .mobile-header .mobile-brand .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-accent), #d4a74a);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
        }

        .hamburger-btn {
            width: 40px;
            height: 40px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.08);
            transition: background var(--transition-fast);
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: #fff;
            border-radius: 1px;
            transition: all var(--transition);
        }

        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.55);
            z-index: 98;
            transition: opacity var(--transition);
        }

        .sidebar-overlay.show {
            display: block;
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            background: linear-gradient(160deg, #1a3350 0%, #1e3a5f 40%, #1a2f4a 100%);
            color: #fff;
            padding: 90px 60px 100px;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-pattern {
            position: absolute;
            inset: 0;
            z-index: 0;
            opacity: 0.06;
            background-image: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.4) 1px, transparent 1px),
                              radial-gradient(circle at 70% 60%, rgba(255,255,255,0.3) 1px, transparent 1px),
                              radial-gradient(circle at 45% 80%, rgba(255,255,255,0.35) 1px, transparent 1px);
            background-size: 80px 80px, 120px 120px, 100px 100px;
            background-position: 0 0, 40px 20px, 20px 50px;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 30px;
            padding: 7px 18px;
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            color: rgba(255,255,255,0.9);
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.01em;
            line-height: 1.25;
        }

        .hero h1 .highlight {
            color: var(--color-accent);
            position: relative;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.78);
            line-height: 1.75;
            margin-bottom: 32px;
            max-width: 540px;
        }

        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 18px rgba(200,150,62,0.35);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 24px rgba(200,150,62,0.45);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.45);
        }

        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 0.85rem;
            border-radius: 24px;
        }

        .btn-ghost {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-border);
        }

        .btn-ghost:hover {
            border-color: var(--color-primary);
            background: rgba(30,58,95,0.04);
        }

        .hero-wave {
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            z-index: 2;
            line-height: 0;
        }

        .hero-wave svg {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 70px 60px;
        }

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

        .section-header .section-label {
            display: inline-block;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-soft);
            max-width: 500px;
            margin: 0 auto;
        }

        .section-alt {
            background: var(--color-white);
        }

        .section-dark {
            background: var(--color-primary);
            color: #fff;
            position: relative;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }

        .section-dark .section-subtitle {
            color: rgba(255,255,255,0.7);
        }

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

        .feature-card {
            background: var(--color-white);
            border-radius: var(--radius);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            text-align: center;
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.4rem;
            color: var(--color-accent);
            transition: all var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.05);
        }

        .feature-card h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
        }

        /* ========== CATEGORY SECTION ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 260px;
            display: flex;
            align-items: flex-end;
            background: var(--color-primary);
            box-shadow: var(--shadow);
            transition: all var(--transition);
            cursor: pointer;
        }

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

        .category-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .category-card:hover img {
            transform: scale(1.06);
        }

        .category-card .category-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(21,39,63,0.85) 0%, rgba(21,39,63,0.25) 50%, rgba(21,39,63,0.05) 100%);
            z-index: 1;
        }

        .category-card .category-info {
            position: relative;
            z-index: 2;
            padding: 24px 28px;
            color: #fff;
        }

        .category-card .category-info h3 {
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 4px;
            font-weight: 700;
        }

        .category-card .category-info span {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.75);
        }

        .category-card .category-arrow {
            position: absolute;
            z-index: 2;
            bottom: 24px;
            right: 28px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            transition: all var(--transition);
        }

        .category-card:hover .category-arrow {
            background: var(--color-accent);
            transform: translateX(4px);
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--color-white);
            border-radius: var(--radius);
            padding: 18px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }

        .news-item:hover {
            box-shadow: var(--shadow);
            border-color: transparent;
            transform: translateX(3px);
        }

        .news-item .news-date {
            font-size: 0.8rem;
            color: var(--color-text-light);
            white-space: nowrap;
            min-width: 80px;
            text-align: center;
            background: var(--color-bg);
            padding: 6px 12px;
            border-radius: var(--radius-xs);
            font-weight: 500;
        }

        .news-item .news-cat {
            font-size: 0.75rem;
            background: var(--color-accent-light);
            color: var(--color-accent);
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 600;
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .news-item .news-title {
            flex: 1;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            transition: color var(--transition-fast);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .news-item:hover .news-title {
            color: var(--color-primary);
        }

        .news-item .news-arrow {
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .news-item:hover .news-arrow {
            color: var(--color-accent);
            transform: translateX(3px);
        }

        .news-empty {
            text-align: center;
            padding: 40px;
            color: var(--color-text-light);
            font-size: 0.95rem;
        }

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

        .stat-item {
            padding: 20px;
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            line-height: 1;
            margin-bottom: 6px;
        }

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

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.65);
            letter-spacing: 0.03em;
        }

        /* ========== GAME CARDS ========== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .game-card {
            background: var(--color-white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }

        .game-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }

        .game-card .game-thumb {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .game-card .game-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .game-card:hover .game-thumb img {
            transform: scale(1.05);
        }

        .game-card .game-thumb .game-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

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

        .game-card .game-body h4 {
            font-size: 1rem;
            margin-bottom: 6px;
            font-weight: 600;
        }

        .game-card .game-body .game-meta {
            font-size: 0.8rem;
            color: var(--color-text-light);
            display: flex;
            gap: 14px;
        }

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

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            gap: 16px;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-question i {
            transition: transform var(--transition);
            color: var(--color-text-light);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            text-align: center;
            padding: 80px 60px;
            background: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            margin: 0 40px 60px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            z-index: 0;
        }

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

        .cta-section h2 {
            font-size: 2rem;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .cta-section p {
            color: var(--color-text-soft);
            margin-bottom: 28px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .cta-form {
            display: flex;
            gap: 10px;
            max-width: 420px;
            margin: 0 auto;
        }

        .cta-section .cta-form input {
            flex: 1;
            padding: 13px 18px;
            border-radius: 30px;
            border: 2px solid var(--color-border);
            background: var(--color-white);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast);
            min-width: 0;
        }

        .cta-section .cta-form input:focus {
            border-color: var(--color-accent);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-nav-bg);
            color: var(--color-nav-text);
            padding: 40px 60px 28px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-brand h4 {
            color: #fff;
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.6;
        }

        .footer-links h5 {
            color: #fff;
            font-size: 0.9rem;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.55);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 18px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255,255,255,0.4);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.5);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1200px) {
            .section { padding: 56px 40px; }
            .hero { padding: 70px 40px 80px; }
            .hero h1 { font-size: 2.5rem; }
            .features-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
            .game-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
            .stats-row { grid-template-columns: repeat(4, 1fr); gap: 12px; }
            .stat-number { font-size: 2.2rem; }
        }

        @media (max-width: 1024px) {
            .sidebar {
                width: var(--sidebar-width-tablet);
                transform: translateX(0);
            }
            .main-content {
                margin-left: var(--sidebar-width-tablet);
            }
            .section { padding: 48px 28px; }
            .hero { padding: 56px 28px 64px; min-height: 420px; }
            .hero h1 { font-size: 2.1rem; }
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .category-grid { grid-template-columns: 1fr 1fr; }
            .game-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-row { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .cta-section { margin: 0 20px 40px; padding: 56px 28px; }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
                position: fixed;
                z-index: 101;
                transition: transform var(--transition);
            }
            .sidebar.open {
                transform: translateX(0);
                box-shadow: 8px 0 40px rgba(0,0,0,0.3);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-header {
                display: flex;
            }
            .sidebar-overlay.show {
                display: block;
            }
            .hero {
                padding: 90px 20px 56px;
                min-height: 400px;
                margin-top: 0;
            }
            .hero h1 { font-size: 1.8rem; }
            .hero-desc { font-size: 1rem; }
            .hero-buttons { flex-direction: column; gap: 10px; }
            .hero-buttons .btn { width: 100%; justify-content: center; }
            .section { padding: 40px 18px; }
            .section-header h2 { font-size: 1.5rem; }
            .features-grid { grid-template-columns: 1fr; gap: 16px; }
            .category-grid { grid-template-columns: 1fr; }
            .category-card { height: 200px; }
            .game-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
            .game-card .game-thumb { height: 140px; }
            .stats-row { grid-template-columns: repeat(2, 1fr); gap: 10px; }
            .stat-number { font-size: 1.8rem; }
            .news-item { flex-wrap: wrap; gap: 10px; padding: 14px 16px; }
            .news-item .news-title { white-space: normal; flex: 1 1 100%; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-section { margin: 0 12px 32px; padding: 40px 18px; }
            .cta-section .cta-form { flex-direction: column; }
            .cta-section .cta-form button { width: 100%; justify-content: center; }
            .faq-question { padding: 16px 18px; font-size: 0.9rem; }
            .faq-answer-inner { padding: 0 18px 16px; }
        }

        @media (max-width: 480px) {
            .hero h1 { font-size: 1.5rem; }
            .hero { padding: 80px 14px 44px; min-height: 340px; }
            .section { padding: 32px 12px; }
            .section-header h2 { font-size: 1.3rem; }
            .game-grid { grid-template-columns: 1fr; }
            .game-card .game-thumb { height: 180px; }
            .stats-row { grid-template-columns: 1fr 1fr; gap: 8px; }
            .stat-number { font-size: 1.5rem; }
            .category-card { height: 170px; }
            .feature-card { padding: 22px 16px; }
            .btn { padding: 11px 20px; font-size: 0.85rem; }
        }

/* roulang page: article */
:root {
            --sidebar-bg: #263544;
            --sidebar-text: #bcc8d4;
            --sidebar-hover: #ffffff;
            --sidebar-active-bg: rgba(255,255,255,0.08);
            --sidebar-width: 240px;
            --bg-body: #f7f5f1;
            --bg-card: #ffffff;
            --bg-soft: #f0ede8;
            --text-primary: #2d3436;
            --text-secondary: #5a6368;
            --text-muted: #8b9298;
            --accent: #5b7b8a;
            --accent-soft: #e8f0f3;
            --accent-warm: #c49b6c;
            --border: #e4dfd8;
            --border-light: #f0ece5;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.07);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.09);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease;
        }

        *, *::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-color: var(--bg-body);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: #486977;
        }

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

        button {
            cursor: pointer;
            border: none;
            outline: none;
        }
        button:focus-visible, a:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== 侧边栏导航 ========== */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background-color: var(--sidebar-bg);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            overflow-y: auto;
            box-shadow: 2px 0 20px rgba(0,0,0,0.12);
            transition: transform var(--transition);
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }
        .sidebar-brand a {
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .sidebar-brand a:hover {
            color: #ffffff;
            opacity: 0.9;
        }
        .sidebar-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #5b7b8a, #7a9baa);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 24px;
            color: var(--sidebar-text);
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition);
            border-left: 3px solid transparent;
            letter-spacing: 0.3px;
            position: relative;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            opacity: 0.75;
            transition: opacity var(--transition);
        }
        .sidebar-nav a:hover {
            color: var(--sidebar-hover);
            background-color: rgba(255,255,255,0.05);
            border-left-color: rgba(255,255,255,0.3);
        }
        .sidebar-nav a:hover i {
            opacity: 1;
        }
        .sidebar-nav a.active {
            color: #ffffff;
            background-color: var(--sidebar-active-bg);
            border-left-color: var(--accent-warm);
            font-weight: 600;
        }
        .sidebar-nav a.active i {
            opacity: 1;
            color: var(--accent-warm);
        }

        .sidebar-footer {
            padding: 16px 24px 24px;
            border-top: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }
        .sidebar-footer .sidebar-tip {
            font-size: 0.78rem;
            color: rgba(255,255,255,0.35);
            line-height: 1.5;
        }

        /* ========== 移动端顶部导航 ========== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background-color: var(--sidebar-bg);
            padding: 12px 16px;
            box-shadow: 0 2px 16px rgba(0,0,0,0.15);
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }
        .mobile-nav .mobile-brand {
            font-weight: 700;
            font-size: 1.05rem;
            color: #ffffff;
            letter-spacing: 0.5px;
            text-decoration: none;
            white-space: nowrap;
        }
        .mobile-nav .mobile-links {
            display: flex;
            gap: 6px;
            align-items: center;
            flex-shrink: 0;
        }
        .mobile-nav .mobile-links a {
            color: var(--sidebar-text);
            font-size: 0.85rem;
            padding: 7px 12px;
            border-radius: 20px;
            text-decoration: none;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .mobile-nav .mobile-links a:hover,
        .mobile-nav .mobile-links a.active {
            color: #ffffff;
            background-color: rgba(255,255,255,0.1);
        }
        .mobile-nav .mobile-links a i {
            margin-right: 4px;
            font-size: 0.75rem;
        }

        /* ========== 主内容区 ========== */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* ========== 文章头部横幅 ========== */
        .article-banner {
            position: relative;
            padding: 52px 40px 44px;
            background: linear-gradient(170deg, #eaf0f3 0%, #f3f0eb 40%, #f7f5f1 100%);
            overflow: hidden;
        }
        .article-banner::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 40px;
            background: var(--bg-body);
            clip-path: ellipse(55% 100% at 50% 100%);
            z-index: 1;
        }
        .article-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 820px;
        }
        .article-banner .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .article-banner .breadcrumb a {
            color: var(--accent);
            font-weight: 500;
        }
        .article-banner .breadcrumb a:hover {
            color: #486977;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-banner .breadcrumb .sep {
            color: #c4bfb6;
            font-size: 0.7rem;
        }
        .article-banner .category-tag {
            display: inline-block;
            background-color: var(--accent-soft);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }
        .article-banner h1 {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.35;
            letter-spacing: 0.3px;
            margin-bottom: 14px;
        }
        .article-banner .meta-row {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }
        .article-banner .meta-row span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .article-banner .meta-row i {
            font-size: 0.75rem;
            opacity: 0.7;
        }

        /* 波形装饰 */
        .wave-decoration {
            position: absolute;
            bottom: 30px;
            right: 40px;
            z-index: 0;
            opacity: 0.06;
            pointer-events: none;
        }
        .wave-decoration svg {
            width: 200px;
            height: 80px;
        }

        /* ========== 文章内容区 ========== */
        .article-content-section {
            padding: 40px 40px 50px;
            position: relative;
            z-index: 2;
        }
        .article-content-inner {
            max-width: 780px;
            margin: 0 auto;
        }
        .article-featured-image {
            margin-bottom: 36px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .article-featured-image img {
            width: 100%;
            border-radius: var(--radius-lg);
            aspect-ratio: 16 / 9;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .article-featured-image:hover img {
            transform: scale(1.02);
        }

        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-primary);
            letter-spacing: 0.2px;
        }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 36px 0 16px;
            color: #1e2a30;
            letter-spacing: 0.3px;
            line-height: 1.4;
        }
        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 28px 0 12px;
            color: #2d3a40;
            letter-spacing: 0.2px;
        }
        .article-body p {
            margin-bottom: 18px;
        }
        .article-body ul, .article-body ol {
            margin: 16px 0;
            padding-left: 24px;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body blockquote {
            border-left: 4px solid var(--accent-soft);
            background-color: #fafaf8;
            margin: 24px 0;
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
            letter-spacing: 0.3px;
        }
        .article-body img {
            margin: 24px auto;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }
        .article-body strong {
            font-weight: 600;
            color: #1e2a30;
        }

        /* ========== 相关推荐区 ========== */
        .related-section {
            padding: 40px 40px 50px;
            background-color: var(--bg-soft);
            border-top: 1px solid var(--border-light);
        }
        .related-section .section-label {
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            color: var(--text-muted);
            margin-bottom: 20px;
            text-align: center;
        }
        .related-section h3 {
            font-size: 1.35rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 30px;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
            max-width: 900px;
            margin: 0 auto;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #dcd7cf;
        }
        .related-card .card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background-color: #e8e4de;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .related-card:hover .card-img img {
            transform: scale(1.06);
        }
        .related-card .card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .related-card .card-cat {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.5px;
        }
        .related-card .card-title {
            font-size: 0.98rem;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text-primary);
        }
        .related-card .card-title a {
            color: inherit;
            text-decoration: none;
        }
        .related-card .card-title a:hover {
            color: var(--accent);
        }
        .related-card .card-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: auto;
        }

        /* ========== 内容未找到 ========== */
        .not-found-state {
            text-align: center;
            padding: 80px 30px;
            max-width: 500px;
            margin: 0 auto;
        }
        .not-found-state .nf-icon {
            font-size: 3.5rem;
            color: #d0cbc4;
            margin-bottom: 20px;
        }
        .not-found-state h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .not-found-state p {
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.7;
        }
        .not-found-state .btn-back {
            display: inline-block;
            background-color: var(--accent);
            color: #fff;
            padding: 11px 28px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            text-decoration: none;
        }
        .not-found-state .btn-back:hover {
            background-color: #486977;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background-color: #1e2b35;
            color: #bcc8d4;
            padding: 40px 40px 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 30px;
            max-width: 1000px;
            margin: 0 auto 28px;
        }
        .footer-brand h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.65;
            color: #9aa8b4;
            max-width: 300px;
        }
        .footer-links h5 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: 0.4px;
        }
        .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: #9aa8b4;
            text-decoration: none;
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: #ffffff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 18px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.8rem;
            color: #7a8894;
            max-width: 1000px;
            margin: 0 auto;
            letter-spacing: 0.2px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            :root {
                --sidebar-width: 210px;
            }
            .sidebar-brand {
                padding: 22px 18px 16px;
            }
            .sidebar-brand a {
                font-size: 1.1rem;
            }
            .sidebar-nav a {
                padding: 11px 18px;
                font-size: 0.88rem;
            }
            .article-banner {
                padding: 40px 28px 36px;
            }
            .article-banner h1 {
                font-size: 1.75rem;
            }
            .article-content-section {
                padding: 30px 28px 40px;
            }
            .related-section {
                padding: 30px 28px 40px;
            }
            .site-footer {
                padding: 32px 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                display: none;
            }
            .mobile-nav {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            :root {
                --sidebar-width: 0;
            }
            .article-banner {
                padding: 28px 18px 30px;
            }
            .article-banner h1 {
                font-size: 1.45rem;
            }
            .article-banner .meta-row {
                font-size: 0.8rem;
                gap: 12px;
            }
            .article-banner .breadcrumb {
                font-size: 0.78rem;
            }
            .article-content-section {
                padding: 24px 18px 32px;
            }
            .article-body {
                font-size: 0.98rem;
                line-height: 1.75;
            }
            .article-body h2 {
                font-size: 1.3rem;
                margin: 26px 0 12px;
            }
            .article-body h3 {
                font-size: 1.1rem;
                margin: 20px 0 10px;
            }
            .related-section {
                padding: 28px 18px 36px;
            }
            .related-section h3 {
                font-size: 1.15rem;
                margin-bottom: 20px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .site-footer {
                padding: 28px 18px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 4px;
            }
            .wave-decoration {
                right: 16px;
                bottom: 20px;
            }
            .wave-decoration svg {
                width: 120px;
                height: 50px;
            }
            .article-featured-image {
                margin-bottom: 24px;
                border-radius: var(--radius-md);
            }
            .article-featured-image img {
                border-radius: var(--radius-md);
            }
        }

        @media (max-width: 520px) {
            .mobile-nav {
                padding: 10px 12px;
            }
            .mobile-nav .mobile-brand {
                font-size: 0.9rem;
            }
            .mobile-nav .mobile-links a {
                font-size: 0.78rem;
                padding: 5px 9px;
            }
            .mobile-nav .mobile-links a i {
                margin-right: 2px;
            }
            .article-banner {
                padding: 22px 14px 26px;
            }
            .article-banner h1 {
                font-size: 1.25rem;
            }
            .article-banner .category-tag {
                font-size: 0.72rem;
                padding: 4px 10px;
            }
            .article-content-section {
                padding: 18px 14px 26px;
            }
            .article-body {
                font-size: 0.93rem;
                line-height: 1.7;
            }
            .related-section {
                padding: 22px 14px 28px;
            }
            .site-footer {
                padding: 22px 14px 16px;
            }
            .article-banner .breadcrumb {
                font-size: 0.73rem;
                gap: 4px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #2c3e50;
            --color-primary-light: #3d5166;
            --color-accent: #c8905e;
            --color-accent-light: #dba775;
            --color-accent-soft: #f0e2d3;
            --color-bg: #f7f5f0;
            --color-bg-alt: #efece5;
            --color-card: #ffffff;
            --color-text: #2d2d2d;
            --color-text-soft: #4a4a4a;
            --color-muted: #7a7a7a;
            --color-muted-light: #9a9a9a;
            --color-border: #e4dfd5;
            --color-border-light: #eee9e0;
            --sidebar-bg: #1e2230;
            --sidebar-bg-hover: #282d3d;
            --sidebar-text: #b8bcc7;
            --sidebar-text-active: #e8d5c0;
            --sidebar-accent: #c8905e;
            --sidebar-width: 240px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.07), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.09), 0 4px 10px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.10), 0 6px 16px rgba(0, 0, 0, 0.05);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-serif: 'Noto Serif SC', 'STSong', 'SimSun', 'Songti SC', 'Georgia', serif;
        }

        *,
        *::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-color: var(--color-bg);
            display: flex;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-base);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        input {
            font-family: inherit;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 15px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-card);
            color: var(--color-text);
        }

        input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 144, 94, 0.12);
            outline: none;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--sidebar-bg);
            display: flex;
            flex-direction: column;
            z-index: 100;
            box-shadow: 2px 0 24px rgba(0, 0, 0, 0.18);
            transition: transform var(--transition-slow);
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .sidebar-brand .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #e8d5c0;
            letter-spacing: 0.03em;
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
        }

        .sidebar-brand .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--sidebar-accent);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1e2230;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 14px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 16px;
            border-radius: var(--radius-md);
            color: var(--sidebar-text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-base);
            position: relative;
            letter-spacing: 0.02em;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            opacity: 0.7;
            transition: opacity var(--transition-fast);
        }

        .sidebar-nav a:hover {
            background: var(--sidebar-bg-hover);
            color: #e0e3ea;
        }

        .sidebar-nav a:hover i {
            opacity: 1;
        }

        .sidebar-nav a.active {
            background: rgba(200, 144, 94, 0.15);
            color: var(--sidebar-text-active);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--sidebar-accent);
            border-radius: var(--radius-md);
        }

        .sidebar-nav a.active i {
            opacity: 1;
            color: var(--sidebar-accent);
        }

        .sidebar-footer-tag {
            padding: 16px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.78rem;
            color: #6a6e7a;
            text-align: center;
            letter-spacing: 0.04em;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            width: calc(100% - var(--sidebar-width));
        }

        .main-content {
            flex: 1;
        }

        /* ========== MOBILE HEADER (hidden on desktop) ========== */
        .mobile-header {
            display: none;
            position: sticky;
            top: 0;
            z-index: 99;
            background: var(--sidebar-bg);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
        }

        .mobile-header .logo-text {
            font-size: 1.05rem;
            font-weight: 700;
            color: #e8d5c0;
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
        }

        .mobile-menu-toggle {
            background: transparent;
            color: #c5c8d1;
            font-size: 1.4rem;
            padding: 6px 10px;
            border-radius: 6px;
            line-height: 1;
        }

        .mobile-menu-toggle:hover {
            background: var(--sidebar-bg-hover);
            color: #fff;
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 98;
            opacity: 0;
            transition: opacity var(--transition-base);
            pointer-events: none;
        }

        .mobile-nav-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            left: 0;
            width: 260px;
            height: 100vh;
            background: var(--sidebar-bg);
            z-index: 99;
            transform: translateX(-100%);
            transition: transform var(--transition-slow);
            display: flex;
            flex-direction: column;
            padding: 20px 14px;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.3);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel .sidebar-nav {
            padding: 10px 0;
        }

        .mobile-nav-panel .sidebar-nav a {
            padding: 14px 16px;
            font-size: 1rem;
        }

        .mobile-nav-close {
            align-self: flex-end;
            background: transparent;
            color: #b8bcc7;
            font-size: 1.3rem;
            padding: 8px 12px;
            border-radius: 6px;
            margin-bottom: 8px;
        }

        .mobile-nav-close:hover {
            background: var(--sidebar-bg-hover);
            color: #fff;
        }

        /* ========== CATEGORY BANNER ========== */
        .category-banner {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 70px 40px 60px;
            color: #fff;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 34, 48, 0.88) 0%, rgba(44, 62, 80, 0.75) 40%, rgba(30, 34, 48, 0.82) 100%);
            z-index: 1;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 70px;
            background: var(--color-bg);
            z-index: 2;
            clip-path: ellipse(75% 100% at 50% 100%);
        }

        .banner-inner {
            position: relative;
            z-index: 3;
            max-width: 900px;
        }

        .banner-breadcrumb {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.03em;
        }

        .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }

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

        .banner-breadcrumb .sep {
            opacity: 0.5;
        }

        .category-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            font-family: var(--font-serif);
            color: #fff;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .category-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.7;
        }

        /* ========== CONTAINER ========== */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .section {
            padding: 50px 0;
        }

        .section-sm {
            padding: 30px 0;
        }

        .section-lg {
            padding: 70px 0;
        }

        /* ========== SECTION HEADINGS ========== */
        .section-heading {
            margin-bottom: 36px;
        }

        .section-heading h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
            position: relative;
            display: inline-block;
        }

        .section-heading h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }

        .section-heading .heading-sub {
            font-size: 0.95rem;
            color: var(--color-muted);
            margin-top: 8px;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--color-accent-soft);
        }

        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-serif);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-muted);
            margin-top: 6px;
        }

        /* ========== TAG FILTERS ========== */
        .tag-filters {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-filter-btn {
            padding: 9px 20px;
            border-radius: 50px;
            background: var(--color-card);
            border: 1.5px solid var(--color-border);
            color: var(--color-text-soft);
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .tag-filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #fdfaf7;
        }

        .tag-filter-btn.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            box-shadow: 0 3px 12px rgba(200, 144, 94, 0.3);
        }

        /* ========== GAME CARD GRID ========== */
        .game-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

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

        .game-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e8e4db;
        }

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

        .game-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .game-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(30, 34, 48, 0.82);
            color: #e8d5c0;
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .game-card .card-rating {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(255, 255, 255, 0.9);
            color: #c8905e;
            padding: 5px 10px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 700;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 4px;
            backdrop-filter: blur(4px);
        }

        .game-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .game-card .card-desc {
            font-size: 0.88rem;
            color: var(--color-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .game-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            color: var(--color-muted-light);
        }

        .game-card .card-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-border);
        }

        .game-card .card-btn {
            margin-top: 12px;
            padding: 10px 0;
            text-align: center;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .game-card .card-btn:hover {
            background: var(--color-primary-light);
            box-shadow: 0 4px 14px rgba(44, 62, 80, 0.3);
        }

        /* ========== FEATURED LIST ========== */
        .featured-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .featured-item {
            display: flex;
            gap: 24px;
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            align-items: flex-start;
        }

        .featured-item:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateX(3px);
        }

        .featured-item .fi-img {
            width: 140px;
            height: 100px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: #e8e4db;
        }

        .featured-item .fi-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .featured-item:hover .fi-img img {
            transform: scale(1.08);
        }

        .featured-item .fi-content {
            flex: 1;
            min-width: 0;
        }

        .featured-item .fi-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }

        .featured-item .fi-badge {
            display: inline-block;
            background: var(--color-accent-soft);
            color: var(--color-accent);
            padding: 3px 10px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .featured-item .fi-desc {
            font-size: 0.88rem;
            color: var(--color-muted);
            line-height: 1.6;
        }

        .featured-item .fi-meta-row {
            display: flex;
            gap: 16px;
            margin-top: 8px;
            font-size: 0.8rem;
            color: var(--color-muted-light);
        }

        /* ========== SUBSCRIBE CTA ========== */
        .subscribe-section {
            background: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(200, 144, 94, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .subscribe-section h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }

        .subscribe-section .sub-desc {
            font-size: 0.95rem;
            color: var(--color-muted);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border-radius: 50px;
            border: 1.5px solid var(--color-border);
            font-size: 0.95rem;
            background: var(--color-card);
        }

        .subscribe-form .btn-subscribe {
            padding: 12px 28px;
            border-radius: 50px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(200, 144, 94, 0.35);
            transition: all var(--transition-base);
        }

        .subscribe-form .btn-subscribe:hover {
            background: var(--color-accent-light);
            box-shadow: 0 6px 22px rgba(200, 144, 94, 0.45);
            transform: translateY(-1px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1d26;
            color: #b8bcc7;
            padding: 44px 32px 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 32px;
            max-width: 1100px;
            margin: 0 auto;
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #e8d5c0;
            margin-bottom: 10px;
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #8a8e9a;
        }

        .footer-links h5 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #d5d8e0;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .footer-links a {
            display: block;
            font-size: 0.88rem;
            color: #8a8e9a;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            max-width: 1100px;
            margin: 0 auto;
            padding-top: 18px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.8rem;
            color: #6a6e7a;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --sidebar-width: 200px;
            }

            .game-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .category-banner h1 {
                font-size: 2.1rem;
            }

            .category-banner {
                padding: 50px 28px 45px;
                min-height: 260px;
            }

            .featured-item {
                flex-direction: column;
                gap: 14px;
            }

            .featured-item .fi-img {
                width: 100%;
                height: 160px;
            }

            .container {
                padding: 0 20px;
            }

            .section {
                padding: 36px 0;
            }

            .section-lg {
                padding: 50px 0;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                display: none;
            }

            .main-wrapper {
                margin-left: 0;
                width: 100%;
            }

            .mobile-header {
                display: flex;
            }

            .mobile-nav-overlay {
                display: block;
            }

            .mobile-nav-panel {
                display: flex;
            }

            .game-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .stat-card {
                padding: 20px 14px;
            }

            .stat-card .stat-number {
                font-size: 1.8rem;
            }

            .category-banner {
                padding: 40px 20px 38px;
                min-height: 220px;
            }

            .category-banner h1 {
                font-size: 1.7rem;
            }

            .category-banner .banner-desc {
                font-size: 0.95rem;
            }

            .category-banner::after {
                height: 40px;
            }

            .container {
                padding: 0 16px;
            }

            .section {
                padding: 28px 0;
            }

            .section-lg {
                padding: 36px 0;
            }

            .tag-filters {
                gap: 7px;
            }

            .tag-filter-btn {
                padding: 7px 14px;
                font-size: 0.82rem;
            }

            .subscribe-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }

            .subscribe-section h3 {
                font-size: 1.25rem;
            }

            .subscribe-form {
                flex-direction: column;
                align-items: center;
            }

            .subscribe-form input {
                width: 100%;
                min-width: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }

            .footer-links a {
                text-align: center;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .featured-item {
                padding: 16px;
            }

            .featured-item .fi-img {
                height: 130px;
            }
        }

        @media (max-width: 520px) {
            .game-card-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .stat-card {
                padding: 16px 10px;
            }

            .stat-card .stat-number {
                font-size: 1.5rem;
            }

            .stat-card .stat-label {
                font-size: 0.78rem;
            }

            .category-banner {
                padding: 30px 16px 32px;
                min-height: 180px;
            }

            .category-banner h1 {
                font-size: 1.4rem;
            }

            .category-banner .banner-desc {
                font-size: 0.85rem;
            }

            .section-heading h2 {
                font-size: 1.35rem;
            }

            .tag-filters {
                gap: 6px;
            }

            .tag-filter-btn {
                padding: 6px 12px;
                font-size: 0.78rem;
            }

            .game-card .card-body {
                padding: 14px 16px 16px;
            }

            .game-card .card-title {
                font-size: 1rem;
            }

            .featured-item .fi-title {
                font-size: 0.95rem;
            }

            .subscribe-section {
                padding: 24px 16px;
            }

            .section-lg {
                padding: 28px 0;
            }

            .container {
                padding: 0 12px;
            }

            .site-footer {
                padding: 30px 16px 20px;
            }
        }