/* roulang page: index */
:root {
            --color-primary: #1e3a5f;
            --color-primary-light: #2c5f8a;
            --color-primary-dark: #0f2440;
            --color-accent: #f59e0b;
            --color-accent-light: #fbbf24;
            --color-accent-dark: #d97706;
            --color-highlight: #ef4444;
            --color-highlight-light: #f87171;
            --color-bg: #f8fafc;
            --color-bg-alt: #f1f5f9;
            --color-bg-dark: #0f172a;
            --color-bg-card: #ffffff;
            --color-text: #1e293b;
            --color-text-light: #64748b;
            --color-text-muted: #94a3b8;
            --color-text-inverse: #f8fafc;
            --color-border: #e2e8f0;
            --color-border-light: #f1f5f9;
            --color-success: #10b981;
            --color-info: #3b82f6;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12), 0 4px 8px rgba(0,0,0,0.06);
            --shadow-xl: 0 20px 48px rgba(0,0,0,0.16), 0 8px 16px rgba(0,0,0,0.08);
            --shadow-glow: 0 0 24px rgba(245,158,11,0.25);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --nav-height: 68px;
            --topbar-height: 36px;
        }

        *, *::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: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        ul, ol { list-style: none; }

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

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

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

        /* ========== TOP BAR ========== */
        .topbar {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
            font-size: 13px;
            height: var(--topbar-height);
            line-height: var(--topbar-height);
            position: relative;
            z-index: 1001;
        }
        .topbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .topbar__left {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .topbar__left .topbar__badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: var(--color-accent);
            color: #1e293b;
            padding: 2px 10px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 11px;
            line-height: 1.6;
            letter-spacing: 0.3px;
        }
        .topbar__right {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .topbar__right a {
            color: #cbd5e1;
            font-size: 12px;
            transition: color var(--transition-fast);
        }
        .topbar__right a:hover { color: var(--color-accent-light); }
        .topbar__right .topbar__icon {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        @media (max-width: 640px) {
            .topbar { font-size: 11px; }
            .topbar__left .topbar__badge { display: none; }
            .topbar__right { gap: 10px; }
            .topbar__right a { font-size: 11px; }
        }

        /* ========== HEADER / MAIN NAV ========== */
        .header {
            background: var(--color-bg-card);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
            height: var(--nav-height);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header__logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 22px;
            color: var(--color-primary);
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }
        .header__logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            font-weight: 900;
            box-shadow: var(--shadow-glow);
        }
        .header__nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .header__nav a {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            position: relative;
        }
        .header__nav a:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }
        .header__nav a.active {
            color: var(--color-primary);
            background: #eff6ff;
            font-weight: 700;
        }
        .header__nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }
        .header__actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .header__search {
            position: relative;
        }
        .header__search input {
            width: 200px;
            padding: 9px 36px 9px 14px;
            border: 1.5px solid var(--color-border);
            border-radius: 24px;
            font-size: 14px;
            background: var(--color-bg);
            color: var(--color-text);
            transition: all var(--transition-base);
            outline: none;
        }
        .header__search input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(245,158,11,0.1);
            width: 240px;
        }
        .header__search .search-icon {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }
        .btn-cta-nav {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            color: #1e293b;
            font-weight: 700;
            font-size: 14px;
            border-radius: 24px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            white-space: nowrap;
        }
        .btn-cta-nav:hover {
            box-shadow: var(--shadow-md), var(--shadow-glow);
            transform: translateY(-1px);
            color: #1e293b;
        }
        .btn-cta-nav:active { transform: translateY(0); }

        .header__hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
        }
        .header__hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .header__hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .header__hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .header__hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: calc(var(--topbar-height) + var(--nav-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-bg-card);
            z-index: 999;
            padding: 20px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-menu.open { display: flex; }
        .mobile-menu a {
            display: block;
            padding: 14px 18px;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-md);
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: #eff6ff;
            color: var(--color-primary);
        }

        @media (max-width: 860px) {
            .header__nav { display: none; }
            .header__search { display: none; }
            .header__actions .btn-cta-nav { display: none; }
            .header__hamburger { display: flex; }
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: var(--color-bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,23,42,0.88) 0%, rgba(30,58,95,0.78) 50%, rgba(15,23,42,0.9) 100%);
            z-index: 1;
        }
        .hero__content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            max-width: 680px;
        }
        .hero__tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245,158,11,0.18);
            border: 1px solid rgba(245,158,11,0.35);
            color: var(--color-accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        .hero__tag .dot {
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.6); }
        }
        .hero h1 {
            font-size: 48px;
            font-weight: 900;
            color: #fff;
            letter-spacing: -1px;
            margin-bottom: 16px;
            line-height: 1.15;
        }
        .hero h1 .highlight {
            color: var(--color-accent);
        }
        .hero__desc {
            font-size: 18px;
            color: #cbd5e1;
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 540px;
        }
        .hero__actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            color: #1e293b;
            font-weight: 700;
            font-size: 16px;
            border-radius: 28px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            letter-spacing: 0.3px;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-xl), 0 0 36px rgba(245,158,11,0.35);
            color: #1e293b;
        }
        .btn-primary:active { transform: translateY(0); }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255,255,255,0.35);
            border-radius: 28px;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline:active { transform: translateY(0); }

        .hero__stats {
            display: flex;
            gap: 36px;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid rgba(255,255,255,0.15);
        }
        .hero__stat {
            text-align: center;
        }
        .hero__stat .stat-num {
            font-size: 32px;
            font-weight: 900;
            color: var(--color-accent);
            letter-spacing: -1px;
        }
        .hero__stat .stat-label {
            font-size: 13px;
            color: #94a3b8;
            margin-top: 2px;
        }

        @media (max-width: 768px) {
            .hero { min-height: auto; }
            .hero__content { padding: 48px 0; }
            .hero h1 { font-size: 32px; }
            .hero__desc { font-size: 15px; }
            .hero__stats { gap: 20px; flex-wrap: wrap; }
            .hero__stat .stat-num { font-size: 24px; }
            .btn-primary, .btn-outline { padding: 12px 24px; font-size: 14px; }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 72px 0;
        }
        .section--alt {
            background: var(--color-bg-alt);
        }
        .section--dark {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }
        .section__header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section__label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .section__title {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }
        .section__subtitle {
            font-size: 16px;
            color: var(--color-text-light);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section--dark .section__title { color: #fff; }
        .section--dark .section__subtitle { color: #cbd5e1; }

        @media (max-width: 768px) {
            .section { padding: 48px 0; }
            .section__title { font-size: 26px; }
            .section__header { margin-bottom: 32px; }
        }

        /* ========== FEATURES GRID ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .feature-card__icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
        }
        .feature-card__icon--blue { background: #eff6ff; color: #3b82f6; }
        .feature-card__icon--green { background: #ecfdf5; color: #10b981; }
        .feature-card__icon--purple { background: #f5f3ff; color: #8b5cf6; }
        .feature-card__icon--orange { background: #fff7ed; color: #f97316; }
        .feature-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.55;
        }

        @media (max-width: 1024px) {
            .features-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 520px) {
            .features-grid { grid-template-columns: 1fr; }
        }

        /* ========== GAME CARDS GRID ========== */
        .game-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .game-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: transparent;
        }
        .game-card__img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .game-card__body {
            padding: 20px;
        }
        .game-card__category {
            display: inline-block;
            font-size: 11px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--color-accent);
            background: #fffbeb;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }
        .game-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .game-card__meta {
            font-size: 13px;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .game-card__rating {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            color: var(--color-accent);
            font-weight: 700;
            font-size: 13px;
        }

        @media (max-width: 1024px) {
            .game-cards-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 560px) {
            .game-cards-grid { grid-template-columns: 1fr; }
            .game-card__img { height: 180px; }
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: grid;
            gap: 14px;
        }
        .news-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition-base);
        }
        .news-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
            transform: translateX(3px);
        }
        .news-item__img {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-item__content {
            flex: 1;
            min-width: 0;
        }
        .news-item__category {
            font-size: 11px;
            font-weight: 700;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 4px;
        }
        .news-item h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-item__desc {
            font-size: 13px;
            color: var(--color-text-light);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-item__time {
            font-size: 12px;
            color: var(--color-text-muted);
            flex-shrink: 0;
            align-self: center;
        }
        .news-empty {
            text-align: center;
            padding: 40px;
            color: var(--color-text-muted);
            font-size: 15px;
        }

        @media (max-width: 640px) {
            .news-item { flex-wrap: wrap; }
            .news-item__img { width: 100%; height: 140px; }
            .news-item__time { align-self: flex-start; }
        }

        /* ========== RANKING TABLE ========== */
        .ranking-wrapper {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .ranking-row {
            display: flex;
            align-items: center;
            padding: 16px 24px;
            gap: 16px;
            border-bottom: 1px solid var(--color-border-light);
            transition: background var(--transition-fast);
        }
        .ranking-row:last-child { border-bottom: none; }
        .ranking-row:hover { background: #fafbfc; }
        .ranking-row--top { background: #fffdf7; }
        .ranking-rank {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 18px;
            flex-shrink: 0;
        }
        .ranking-rank--1 { background: #fef3c7; color: #d97706; }
        .ranking-rank--2 { background: #f1f5f9; color: #64748b; }
        .ranking-rank--3 { background: #fef2f2; color: #b45309; }
        .ranking-rank--other { background: #f8fafc; color: #94a3b8; }
        .ranking-info { flex: 1; min-width: 0; }
        .ranking-info h4 { font-size: 15px; font-weight: 700; }
        .ranking-info span { font-size: 12px; color: var(--color-text-muted); }
        .ranking-badge {
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 14px;
            flex-shrink: 0;
        }
        .ranking-badge--hot { background: #fef2f2; color: #ef4444; }
        .ranking-badge--new { background: #ecfdf5; color: #10b981; }
        .ranking-badge--up { background: #eff6ff; color: #3b82f6; }

        @media (max-width: 520px) {
            .ranking-row { padding: 12px 14px; gap: 10px; }
            .ranking-rank { width: 32px; height: 32px; font-size: 15px; }
        }

        /* ========== STEPS ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .step-card {
            text-align: center;
            position: relative;
            padding: 28px 18px;
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
        }
        .step-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .step-card__num {
            width: 48px;
            height: 48px;
            margin: 0 auto 16px;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            color: #fff;
            font-weight: 900;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
        }
        .step-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
        .step-card p { font-size: 13px; color: var(--color-text-light); line-height: 1.5; }

        @media (max-width: 1024px) {
            .steps-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 520px) {
            .steps-grid { grid-template-columns: 1fr; }
        }

        /* ========== STATS BANNER ========== */
        .stats-banner {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-block {
            padding: 28px 16px;
            background: rgba(255,255,255,0.06);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255,255,255,0.1);
        }
        .stat-block__num {
            font-size: 40px;
            font-weight: 900;
            color: var(--color-accent);
            letter-spacing: -1px;
        }
        .stat-block__label {
            font-size: 14px;
            color: #cbd5e1;
            margin-top: 6px;
        }

        @media (max-width: 768px) {
            .stats-banner { grid-template-columns: repeat(2, 1fr); }
            .stat-block__num { font-size: 30px; }
        }
        @media (max-width: 480px) {
            .stats-banner { grid-template-columns: 1fr 1fr; }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: grid;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover { border-color: #cbd5e1; }
        .faq-item__question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-weight: 700;
            font-size: 15px;
            color: var(--color-text);
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            gap: 12px;
        }
        .faq-item__question i {
            transition: transform var(--transition-base);
            color: var(--color-text-muted);
            font-size: 14px;
            flex-shrink: 0;
        }
        .faq-item.open .faq-item__question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }
        .faq-item.open .faq-item__answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-item__answer p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(245,158,11,0.15);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
        }
        .cta-section p {
            font-size: 16px;
            color: #cbd5e1;
            margin-bottom: 28px;
            position: relative;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            position: relative;
            font-size: 17px;
            padding: 15px 36px;
        }

        @media (max-width: 640px) {
            .cta-section { padding: 36px 20px; border-radius: var(--radius-lg); }
            .cta-section h2 { font-size: 24px; }
        }

        /* ========== FOOTER ========== */
        .footer {
            background: var(--color-bg-dark);
            color: #cbd5e1;
            padding: 48px 0 24px;
            font-size: 14px;
        }
        .footer__grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer__brand .footer__logo {
            font-weight: 800;
            font-size: 20px;
            color: #fff;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer__brand .footer__logo .logo-icon-sm {
            width: 32px;
            height: 32px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #1e293b;
            font-weight: 900;
            font-size: 15px;
        }
        .footer__brand p {
            font-size: 13px;
            color: #94a3b8;
            line-height: 1.6;
        }
        .footer__col h4 {
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer__col a {
            display: block;
            color: #94a3b8;
            font-size: 13px;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer__col a:hover { color: var(--color-accent-light); }
        .footer__bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #64748b;
        }

        @media (max-width: 768px) {
            .footer__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
        }
        @media (max-width: 480px) {
            .footer__grid { grid-template-columns: 1fr; }
            .footer__bottom { flex-direction: column; text-align: center; }
        }

        /* ========== UTILS ========== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 8px; }
        .mt-2 { margin-top: 16px; }
        .mt-3 { margin-top: 24px; }
        .mt-4 { margin-top: 32px; }
        .mb-1 { margin-bottom: 8px; }
        .mb-2 { margin-bottom: 16px; }
        .mb-3 { margin-bottom: 24px; }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* roulang page: category1 */
/* ======== 设计变量 ======== */
        :root {
            --color-bg-deep: #0b0c1a;
            --color-bg-primary: #111327;
            --color-bg-card: #181a35;
            --color-bg-card-hover: #1e2040;
            --color-bg-surface: #161830;
            --color-accent-gold: #d4a745;
            --color-accent-gold-light: #e8c56d;
            --color-accent-orange: #f07b3f;
            --color-accent-orange-light: #f59a62;
            --color-accent-teal: #3dd6c8;
            --color-text-primary: #e8e8f0;
            --color-text-secondary: #b0b3c5;
            --color-text-muted: #7a7d94;
            --color-text-white: #ffffff;
            --color-border: #252840;
            --color-border-light: #303356;
            --color-rank-1: #f0c060;
            --color-rank-2: #c0c8d8;
            --color-rank-3: #c8945c;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.45);
            --shadow-gold: 0 4px 20px rgba(212, 167, 69, 0.25);
            --shadow-orange: 0 4px 20px rgba(240, 123, 63, 0.2);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --container-max: 1240px;
            --container-padding: 24px;
            --section-gap: 72px;
            --header-height: 68px;
            --topbar-height: 36px;
        }

        /* ======== 基础 Reset ======== */
        *,
        *::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-body);
            font-size: 16px;
            line-height: 1.65;
            color: var(--color-text-primary);
            background-color: var(--color-bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        /* ======== 顶部信息条 ======== */
        .topbar {
            background: #070812;
            border-bottom: 1px solid var(--color-border);
            height: var(--topbar-height);
            display: flex;
            align-items: center;
            font-size: 12px;
            color: var(--color-text-muted);
            position: relative;
            z-index: 1001;
        }
        .topbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .topbar__left {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .topbar__left span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .topbar__left i {
            font-size: 11px;
            color: var(--color-accent-gold);
        }
        .topbar__right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .topbar__right a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
            font-size: 12px;
        }
        .topbar__right a:hover {
            color: var(--color-accent-gold-light);
        }
        .topbar__badge {
            background: var(--color-accent-orange);
            color: #fff;
            font-size: 10px;
            padding: 2px 8px;
            border-radius: 10px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        /* ======== Header / 主导航 ======== */
        .header {
            background: var(--color-bg-primary);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
            transition: box-shadow var(--transition-normal);
        }
        .header.scrolled {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header__logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text-white);
            letter-spacing: 0.5px;
        }
        .header__logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-orange));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            color: #1a1a2e;
            box-shadow: var(--shadow-gold);
        }
        .header__nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header__nav a {
            display: block;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.3px;
        }
        .header__nav a:hover {
            color: var(--color-text-white);
            background: rgba(255, 255, 255, 0.04);
        }
        .header__nav a.active {
            color: var(--color-accent-gold-light);
            background: rgba(212, 167, 69, 0.08);
            font-weight: 600;
        }
        .header__nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent-gold);
            border-radius: 3px;
        }
        .header__cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-header {
            padding: 9px 20px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .btn-header--outline {
            border: 1.5px solid var(--color-border-light);
            color: var(--color-text-primary);
            background: transparent;
        }
        .btn-header--outline:hover {
            border-color: var(--color-accent-gold);
            color: var(--color-accent-gold-light);
            box-shadow: var(--shadow-gold);
        }
        .btn-header--fill {
            background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-orange));
            color: #1a1a2e;
            font-weight: 700;
            box-shadow: var(--shadow-gold);
        }
        .btn-header--fill:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 24px rgba(212, 167, 69, 0.35);
        }
        .mobile-toggle {
            display: none;
            width: 36px;
            height: 36px;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            background: transparent;
            border: none;
        }
        .mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }

        /* ======== 分类页 Hero ======== */
        .category-hero {
            position: relative;
            padding: 64px 0 56px;
            background: var(--color-bg-primary);
            overflow: hidden;
        }
        .category-hero__bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
            filter: blur(2px) brightness(0.7);
        }
        .category-hero__overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 12, 26, 0.3) 0%, rgba(11, 12, 26, 0.85) 70%, var(--color-bg-deep) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .category-hero__badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(212, 167, 69, 0.12);
            border: 1px solid rgba(212, 167, 69, 0.3);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent-gold-light);
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .category-hero h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 800;
            color: var(--color-text-white);
            margin-bottom: 12px;
            letter-spacing: 1px;
            line-height: 1.2;
        }
        .category-hero h1 span {
            background: linear-gradient(135deg, var(--color-accent-gold-light), var(--color-accent-orange-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero__subtitle {
            font-size: 17px;
            color: var(--color-text-secondary);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .category-hero__stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .category-hero__stat {
            text-align: center;
        }
        .category-hero__stat-num {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 800;
            color: var(--color-accent-gold-light);
            display: block;
            line-height: 1;
        }
        .category-hero__stat-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 6px;
            letter-spacing: 0.5px;
        }

        /* ======== 主内容区 ======== */
        main {
            background: var(--color-bg-deep);
        }
        .section {
            padding: 48px 0;
        }
        .section--dark {
            background: var(--color-bg-primary);
        }
        .section__header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section__label {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--color-accent-gold);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section__title {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .section__desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto;
        }

        /* ======== 排行榜列表 ======== */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }
        .rank-item:hover {
            border-color: var(--color-border-light);
            background: var(--color-bg-card-hover);
            box-shadow: var(--shadow-sm);
            transform: translateX(3px);
        }
        .rank-item__pos {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 17px;
            flex-shrink: 0;
            font-family: var(--font-heading);
        }
        .rank-item--1 .rank-item__pos {
            background: linear-gradient(135deg, #f0c060, #d4a745);
            color: #1a1a2e;
            box-shadow: 0 0 16px rgba(240, 192, 96, 0.4);
            font-size: 19px;
        }
        .rank-item--2 .rank-item__pos {
            background: linear-gradient(135deg, #c8d0e0, #a0a8b8);
            color: #1a1a2e;
            box-shadow: 0 0 12px rgba(180, 190, 210, 0.3);
        }
        .rank-item--3 .rank-item__pos {
            background: linear-gradient(135deg, #d4a870, #b87840);
            color: #1a1a2e;
            box-shadow: 0 0 10px rgba(200, 140, 90, 0.3);
        }
        .rank-item:not(.rank-item--1):not(.rank-item--2):not(.rank-item--3) .rank-item__pos {
            background: var(--color-bg-surface);
            color: var(--color-text-secondary);
            border: 1.5px solid var(--color-border-light);
        }
        .rank-item__img {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            object-fit: cover;
            background: var(--color-bg-surface);
        }
        .rank-item__info {
            flex: 1;
            min-width: 0;
        }
        .rank-item__name {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-white);
            margin-bottom: 3px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-item__tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .rank-item__tag {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 10px;
            background: rgba(212, 167, 69, 0.1);
            color: var(--color-accent-gold-light);
            font-weight: 500;
            white-space: nowrap;
        }
        .rank-item__tag--hot {
            background: rgba(240, 123, 63, 0.12);
            color: var(--color-accent-orange-light);
        }
        .rank-item__score {
            text-align: right;
            flex-shrink: 0;
        }
        .rank-item__score-num {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 800;
            color: var(--color-accent-gold-light);
            display: block;
            line-height: 1;
        }
        .rank-item__score-label {
            font-size: 11px;
            color: var(--color-text-muted);
            margin-top: 3px;
        }
        .rank-item__trend {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            margin-left: 4px;
        }
        .rank-item__trend--up {
            color: #3dd6c8;
        }
        .rank-item__trend--down {
            color: #e05560;
        }
        .rank-item__trend--same {
            color: var(--color-text-muted);
        }

        /* ======== 游戏卡片网格 ======== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .game-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            border-color: var(--color-border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .game-card__thumb {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .game-card__thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .game-card:hover .game-card__thumb img {
            transform: scale(1.06);
        }
        .game-card__thumb-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(11, 12, 26, 0.85) 100%);
        }
        .game-card__badge {
            position: absolute;
            top: 10px;
            right: 10px;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .game-card__badge--rank {
            background: var(--color-accent-orange);
        }
        .game-card__badge--new {
            background: var(--color-accent-teal);
        }
        .game-card__body {
            padding: 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .game-card__title {
            font-weight: 700;
            font-size: 17px;
            color: var(--color-text-white);
            margin-bottom: 6px;
            letter-spacing: 0.3px;
        }
        .game-card__desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.5;
            margin-bottom: 12px;
            flex: 1;
        }
        .game-card__meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-text-muted);
            padding-top: 10px;
            border-top: 1px solid var(--color-border);
        }
        .game-card__meta i {
            margin-right: 4px;
            font-size: 10px;
        }
        .game-card__stars {
            color: var(--color-accent-gold);
            font-size: 12px;
        }

        /* ======== Bracket 对战表 ======== */
        .bracket-section {
            background: var(--color-bg-primary);
            padding: 48px 0;
        }
        .bracket {
            display: flex;
            align-items: stretch;
            gap: 28px;
            overflow-x: auto;
            padding: 10px 0 20px;
            justify-content: center;
        }
        .bracket__round {
            display: flex;
            flex-direction: column;
            gap: 32px;
            justify-content: center;
            min-width: 160px;
            flex-shrink: 0;
        }
        .bracket__round-label {
            text-align: center;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent-gold);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: -8px;
        }
        .bracket__match {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 12px 14px;
            text-align: center;
            transition: all var(--transition-fast);
            min-width: 140px;
        }
        .bracket__match:hover {
            border-color: var(--color-accent-gold);
            box-shadow: var(--shadow-gold);
        }
        .bracket__match-team {
            font-weight: 600;
            font-size: 14px;
            color: var(--color-text-white);
            padding: 4px 0;
        }
        .bracket__match-vs {
            font-size: 11px;
            color: var(--color-text-muted);
            padding: 2px 0;
            font-weight: 700;
        }
        .bracket__match-score {
            font-weight: 800;
            font-size: 13px;
            color: var(--color-accent-gold-light);
        }
        .bracket__connector {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-border-light);
            flex-shrink: 0;
            min-width: 30px;
        }

        /* ======== CTA 板块 ======== */
        .cta-section {
            position: relative;
            padding: 60px 0;
            background: var(--color-bg-primary);
            overflow: hidden;
            text-align: center;
        }
        .cta-section__bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 800;
            color: var(--color-text-white);
            margin-bottom: 10px;
        }
        .cta-section p {
            font-size: 16px;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }
        .btn-cta {
            display: inline-block;
            padding: 14px 36px;
            border-radius: 24px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-orange));
            color: #1a1a2e;
            letter-spacing: 0.5px;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition-fast);
            border: none;
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212, 167, 69, 0.4);
        }

        /* ======== 页脚 ======== */
        .footer {
            background: #070812;
            border-top: 1px solid var(--color-border);
            padding: 44px 0 20px;
            color: var(--color-text-secondary);
            font-size: 14px;
        }
        .footer__grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 28px;
        }
        .footer__brand p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-top: 8px;
        }
        .footer__logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 18px;
            color: var(--color-text-white);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon-sm {
            width: 30px;
            height: 30px;
            background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-orange));
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 800;
            color: #1a1a2e;
        }
        .footer__col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-white);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .footer__col a {
            display: block;
            font-size: 13px;
            color: var(--color-text-muted);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer__col a:hover {
            color: var(--color-accent-gold-light);
        }
        .footer__col a i {
            width: 16px;
            margin-right: 6px;
            font-size: 11px;
            color: var(--color-accent-gold);
        }
        .footer__bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ======== 响应式 ======== */
        @media (max-width: 1024px) {
            .game-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer__grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px 20px;
            }
            .bracket {
                gap: 16px;
                justify-content: flex-start;
                padding-left: 10px;
            }
            .bracket__round {
                min-width: 130px;
                gap: 20px;
            }
            .bracket__connector {
                min-width: 20px;
                font-size: 16px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
                --container-padding: 18px;
            }
            .topbar {
                display: none;
            }
            .header {
                height: 56px;
            }
            .header__nav {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--color-bg-primary);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-md);
                transform: translateY(-110%);
                opacity: 0;
                transition: all var(--transition-normal);
                z-index: 999;
            }
            .header__nav.open {
                transform: translateY(0);
                opacity: 1;
            }
            .header__nav a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }
            .header__nav a.active::after {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header__cta {
                gap: 6px;
            }
            .btn-header {
                font-size: 12px;
                padding: 7px 14px;
            }
            .category-hero {
                padding: 44px 0 36px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero__stats {
                gap: 24px;
            }
            .category-hero__stat-num {
                font-size: 24px;
            }
            .section__title {
                font-size: 24px;
            }
            .game-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .rank-item {
                gap: 10px;
                padding: 10px 14px;
            }
            .rank-item__img {
                width: 44px;
                height: 44px;
            }
            .rank-item__score-num {
                font-size: 18px;
            }
            .rank-list {
                gap: 8px;
            }
            .bracket {
                gap: 10px;
                flex-wrap: nowrap;
            }
            .bracket__round {
                min-width: 110px;
                gap: 16px;
            }
            .bracket__match {
                padding: 8px 10px;
                min-width: 100px;
            }
            .bracket__match-team {
                font-size: 12px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .footer__grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer__bottom {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: 32px 0;
            }
            .section--dark {
                padding: 32px 0;
            }
            .bracket-section {
                padding: 32px 0;
            }
            .cta-section {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero__subtitle {
                font-size: 14px;
            }
            .category-hero__stats {
                gap: 18px;
            }
            .category-hero__stat-num {
                font-size: 20px;
            }
            .section__title {
                font-size: 20px;
            }
            .game-card__title {
                font-size: 15px;
            }
            .btn-cta {
                padding: 12px 28px;
                font-size: 14px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 8px;
            }
            .rank-item__score {
                width: 100%;
                text-align: left;
                display: flex;
                align-items: center;
                gap: 8px;
            }
            .bracket__round {
                min-width: 90px;
                gap: 12px;
            }
            .bracket__match {
                min-width: 80px;
                padding: 6px 8px;
            }
            .bracket__match-team {
                font-size: 11px;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #252544;
            --color-accent: #c9a96e;
            --color-accent-hover: #b8944f;
            --color-accent-light: #f5efe0;
            --color-bg: #f8f7f4;
            --color-white: #ffffff;
            --color-text: #2d2d2d;
            --color-text-secondary: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e5e7eb;
            --color-border-light: #f0f0ed;
            --color-danger: #ef4444;
            --color-success: #10b981;
            --color-gold: #d4a853;
            --color-bronze: #b87351;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --max-width: 1240px;
            --max-width-content: 780px;
            --header-top-height: 36px;
            --header-nav-height: 64px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s 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-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            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;
            border: none;
            outline: none;
            font-family: inherit;
        }

        input, textarea {
            font-family: inherit;
            outline: none;
        }

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

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

        /* ========== HEADER TOP BAR ========== */
        .header-top {
            background: var(--color-primary);
            color: rgba(255,255,255,0.85);
            font-size: 12px;
            height: var(--header-top-height);
            line-height: var(--header-top-height);
            letter-spacing: 0.02em;
        }
        .header-top__inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-top__left {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-top__left .badge-trust {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(201,169,110,0.18);
            color: var(--color-accent);
            padding: 2px 10px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.04em;
        }
        .header-top__right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .header-top__right a {
            color: rgba(255,255,255,0.7);
            transition: color var(--transition-fast);
            font-size: 12px;
        }
        .header-top__right a:hover {
            color: var(--color-accent);
        }
        .header-top__right .icon-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            display: inline-block;
            margin-right: 2px;
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,100% { opacity: 1; }
            50% { opacity: 0.35; }
        }

        /* ========== HEADER NAV ========== */
        .header-nav-wrap {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .header-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-nav-height);
        }
        .header__logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .header__nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .header__nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            position: relative;
        }
        .header__nav a:hover {
            color: var(--color-primary);
            background: rgba(26,26,46,0.04);
        }
        .header__nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(26,26,46,0.06);
        }
        .header__nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-accent);
        }
        .header__actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-search {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-bg);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
            font-size: 15px;
        }
        .btn-search:hover {
            background: var(--color-primary);
            color: var(--color-white);
        }
        .btn-download-nav {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            background: var(--color-accent);
            color: var(--color-white);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-download-nav:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 4px 14px rgba(201,169,110,0.35);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            font-size: 22px;
            color: var(--color-primary);
            padding: 6px;
            border-radius: var(--radius-sm);
        }

        /* ========== ARTICLE HERO ========== */
        .article-hero {
            position: relative;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            min-height: 320px;
            display: flex;
            align-items: flex-end;
            padding: 60px 0 40px;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26,26,46,0.3) 0%, rgba(26,26,46,0.75) 60%, rgba(26,26,46,0.92) 100%);
            z-index: 1;
        }
        .article-hero__content {
            position: relative;
            z-index: 2;
            max-width: var(--max-width-content);
            margin: 0 auto;
            padding: 0 24px;
        }
        .article-hero__category {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-accent);
            color: var(--color-white);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
        }
        .article-hero__title {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.3;
            letter-spacing: 0.01em;
            margin-bottom: 12px;
        }
        .article-hero__meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            color: rgba(255,255,255,0.75);
            font-size: 14px;
        }
        .article-hero__meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .article-hero__meta .meta-divider {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: rgba(255,255,255,0.4);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .sep {
            color: var(--color-text-light);
            font-size: 11px;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* ========== ARTICLE MAIN LAYOUT ========== */
        .article-main {
            padding: 48px 0 60px;
            background: var(--color-white);
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 48px;
            align-items: start;
        }
        .article-body {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
        }
        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 36px 0 14px;
            padding-left: 14px;
            border-left: 3px solid var(--color-accent);
        }
        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 28px 0 10px;
        }
        .article-body p {
            margin-bottom: 16px;
        }
        .article-body ul, .article-body ol {
            margin: 12px 0 16px 20px;
        }
        .article-body li {
            margin-bottom: 6px;
        }
        .article-body blockquote {
            background: var(--color-accent-light);
            border-left: 4px solid var(--color-accent);
            padding: 16px 20px;
            margin: 20px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text);
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 20px 0;
        }
        .article-body a {
            color: var(--color-accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body a:hover {
            color: var(--color-accent-hover);
        }

        /* ========== ARTICLE SIDEBAR ========== */
        .article-sidebar {
            position: sticky;
            top: calc(var(--header-nav-height) + 24px);
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
        }
        .sidebar-card__title {
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card__title i {
            color: var(--color-accent);
        }
        .stat-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .stat-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 14px;
            background: var(--color-white);
            border-radius: var(--radius-sm);
            font-size: 14px;
        }
        .stat-list .stat-label {
            color: var(--color-text-secondary);
            font-size: 13px;
        }
        .stat-list .stat-value {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 16px;
        }
        .stat-list .stat-value--gold {
            color: var(--color-gold);
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 13px;
            color: #fff;
        }
        .rank-badge--gold {
            background: linear-gradient(135deg, #d4a853, #c9a96e);
        }
        .rank-badge--silver {
            background: linear-gradient(135deg, #a0a0a0, #b8b8b8);
        }
        .rank-badge--bronze {
            background: linear-gradient(135deg, #b87351, #c4876b);
        }
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-pill {
            display: inline-block;
            padding: 5px 12px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 12px;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .tag-pill:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: var(--color-accent-light);
        }

        /* ========== RELATED ARTICLES ========== */
        .section-related {
            padding: 56px 0 64px;
            background: var(--color-bg);
        }
        .section-header {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-header__label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-header__title {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.01em;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .related-card__img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--color-bg);
        }
        .related-card__body {
            padding: 18px 20px 20px;
        }
        .related-card__tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            color: var(--color-accent);
            background: var(--color-accent-light);
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .related-card__title {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card__title:hover {
            color: var(--color-accent);
        }
        .related-card__date {
            font-size: 12px;
            color: var(--color-text-light);
        }

        /* ========== CTA SECTION ========== */
        .section-cta {
            padding: 60px 0;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .section-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(26,26,46,0.88);
            z-index: 1;
        }
        .section-cta__inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-cta h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .section-cta p {
            color: rgba(255,255,255,0.78);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 28px;
            background: var(--color-accent);
            color: var(--color-white);
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
        }
        .btn-cta-large:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 8px 28px rgba(201,169,110,0.4);
            transform: translateY(-2px);
        }

        /* ========== NOT FOUND ========== */
        .not-found-section {
            padding: 80px 0;
            text-align: center;
            background: var(--color-white);
        }
        .not-found-icon {
            font-size: 64px;
            color: var(--color-accent);
            margin-bottom: 20px;
        }
        .not-found-section h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .not-found-section p {
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 26px;
            border-radius: 24px;
            background: var(--color-accent);
            color: var(--color-white);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .btn-back-home:hover {
            background: var(--color-accent-hover);
            box-shadow: var(--shadow-md);
        }

        /* ========== FOOTER ========== */
        .footer {
            background: var(--color-primary);
            color: rgba(255,255,255,0.75);
            padding: 56px 0 28px;
            font-size: 14px;
            line-height: 1.7;
        }
        .footer__grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer__logo {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon-sm {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            border-radius: 5px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 800;
        }
        .footer__brand p {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            line-height: 1.7;
        }
        .footer__col h4 {
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .footer__col a {
            display: block;
            color: rgba(255,255,255,0.6);
            padding: 4px 0;
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .footer__col a:hover {
            color: var(--color-accent);
        }
        .footer__bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.12);
            font-size: 12px;
            color: rgba(255,255,255,0.5);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer__grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .article-hero__title {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 768px) {
            .header-top__left .badge-trust {
                display: none;
            }
            .header-top__right {
                gap: 8px;
                font-size: 11px;
            }
            .header__nav {
                display: none;
                position: absolute;
                top: var(--header-nav-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 12px 20px;
                gap: 4px;
                border-bottom: 2px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                z-index: 99;
            }
            .header__nav.open {
                display: flex;
            }
            .header__nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 15px;
            }
            .header__nav a.active::after {
                display: none;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .btn-download-nav {
                padding: 7px 14px;
                font-size: 12px;
                border-radius: 20px;
            }
            .article-hero {
                min-height: 240px;
                padding: 40px 0 28px;
            }
            .article-hero__title {
                font-size: 1.5rem;
            }
            .article-hero__meta {
                font-size: 12px;
                gap: 10px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .section-header__title {
                font-size: 1.4rem;
            }
            .section-cta h2 {
                font-size: 1.5rem;
            }
            .footer__grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer__bottom {
                flex-direction: column;
                text-align: center;
            }
            .article-layout {
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .container--narrow {
                padding: 0 14px;
            }
            .header__logo {
                font-size: 16px;
                gap: 6px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .btn-download-nav {
                font-size: 11px;
                padding: 6px 11px;
            }
            .article-hero {
                min-height: 200px;
                padding: 32px 0 20px;
            }
            .article-hero__title {
                font-size: 1.25rem;
            }
            .article-hero__category {
                font-size: 11px;
                padding: 4px 10px;
            }
            .article-body {
                font-size: 15px;
                line-height: 1.75;
            }
            .article-body h2 {
                font-size: 1.2rem;
            }
            .article-body h3 {
                font-size: 1.05rem;
            }
            .section-cta h2 {
                font-size: 1.3rem;
            }
            .btn-cta-large {
                padding: 12px 24px;
                font-size: 14px;
            }
            .related-card__img {
                height: 140px;
            }
            .section-related {
                padding: 36px 0 40px;
            }
        }