/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0d1b2a;
            --primary-light: #1b3a5c;
            --secondary: #f0b90b;
            --secondary-hover: #d4a50a;
            --accent: #e63946;
            --accent-hover: #c92f3b;
            --bg-light: #f4f6f9;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --text-dark: #1a1a2e;
            --text-body: #2d3748;
            --text-weak: #6b7280;
            --text-white: #ffffff;
            --border-light: #e2e8f0;
            --border-card: #edf2f7;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --nav-height: 72px;
        }

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

        /* ===== 容器 ===== */
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
        .container-narrow { max-width: 920px; margin: 0 auto; padding: 0 20px; }
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-white); }
        .section-dark { background: var(--primary); color: var(--text-white); }
        .section-dark h2, .section-dark h3, .section-dark h4 { color: var(--text-white); }
        .section-title {
            text-align: center;
            margin-bottom: 16px;
            font-size: 2rem;
            letter-spacing: -0.02em;
        }
        .section-sub {
            text-align: center;
            color: var(--text-weak);
            max-width: 640px;
            margin: 0 auto 48px;
            font-size: 1.05rem;
        }
        .section-dark .section-sub { color: rgba(255,255,255,0.7); }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--primary);
            box-shadow: 0 2px 12px rgba(0,0,0,0.25);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
            position: relative;
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--secondary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition);
            text-decoration: none;
        }
        .nav-logo:hover { color: var(--text-white); }
        .nav-logo i { margin-right: 8px; color: var(--secondary); }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
        }
        .nav-wrap-right {
            left: auto;
            right: 20px;
        }
        .nav-link {
            color: rgba(255,255,255,0.75);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-decoration: none;
        }
        .nav-link:hover { color: var(--text-white); background: rgba(255,255,255,0.10); }
        .nav-link.active { color: var(--secondary); background: rgba(240,185,11,0.12); }
        .nav-link:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }

        /* 移动端导航控制 */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover { background: rgba(255,255,255,0.10); }
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            width: 100%;
            background: var(--primary);
            padding: 16px 20px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.3);
            z-index: 99;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-nav.open { display: flex; }
        .mobile-nav .nav-link { font-size: 1rem; padding: 12px 16px; border-radius: var(--radius-sm); }

        /* ===== Hero ===== */
        .hero {
            background: linear-gradient(135deg, var(--primary) 0%, #162a4a 60%, #1e3a5f 100%);
            padding: 100px 0 80px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(240,185,11,0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero h1 {
            font-size: 3rem;
            color: var(--text-white);
            margin-bottom: 20px;
            letter-spacing: -0.03em;
            font-weight: 800;
        }
        .hero h1 span { color: var(--secondary); }
        .hero p {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.75);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            text-decoration: none;
            border: 2px solid transparent;
        }
        .btn:focus-visible { outline: 2px solid var(--secondary); outline-offset: 3px; }
        .btn-primary {
            background: var(--secondary);
            color: var(--primary);
        }
        .btn-primary:hover { background: var(--secondary-hover); color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(240,185,11,0.35); }
        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255,255,255,0.35);
        }
        .btn-outline:hover { border-color: var(--secondary); color: var(--secondary); background: rgba(240,185,11,0.08); transform: translateY(-2px); }
        .hero-stats {
            display: flex;
            gap: 32px;
            justify-content: center;
            margin-top: 56px;
            flex-wrap: wrap;
        }
        .hero-stat { text-align: center; }
        .hero-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            display: block;
        }
        .hero-stat-label { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-top: 4px; }

        /* ===== 优势卡片 ===== */
        .advantages-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
        .adv-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-card);
            transition: all var(--transition);
            text-align: center;
        }
        .adv-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--secondary); }
        .adv-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(240,185,11,0.10);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: var(--secondary);
        }
        .adv-card h3 { font-size: 1.15rem; margin-bottom: 12px; }
        .adv-card p { color: var(--text-weak); font-size: 0.95rem; line-height: 1.7; }

        /* ===== 热门游戏 ===== */
        .games-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-card);
            transition: all var(--transition);
        }
        .game-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
        .game-card-image {
            height: 160px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.8rem;
            color: var(--text-white);
            position: relative;
        }
        .game-card-image .hot-tag {
            position: absolute;
            top: 10px;
            right: 10px;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 50px;
            letter-spacing: 0.3px;
        }
        .game-card-body { padding: 18px 20px 22px; }
        .game-card-body h4 { font-size: 1rem; margin-bottom: 6px; }
        .game-card-body p { color: var(--text-weak); font-size: 0.85rem; line-height: 1.6; margin-bottom: 14px; }
        .game-meta { display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; color: var(--text-weak); }
        .game-meta .stars { color: var(--secondary); }

        /* ===== 最新资讯 ===== */
        .news-list { display: flex; flex-direction: column; gap: 20px; }
        .news-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-card);
            transition: all var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 20px;
        }
        .news-item:hover { border-color: var(--secondary); box-shadow: var(--shadow-md); }
        .news-cat {
            flex-shrink: 0;
            background: rgba(240,185,11,0.12);
            color: var(--secondary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            margin-top: 2px;
        }
        .news-content { flex: 1; }
        .news-content h4 { font-size: 1.05rem; margin-bottom: 6px; }
        .news-content h4 a { color: var(--text-dark); text-decoration: none; }
        .news-content h4 a:hover { color: var(--secondary); }
        .news-content p { color: var(--text-weak); font-size: 0.9rem; line-height: 1.6; margin-bottom: 6px; }
        .news-time { color: var(--text-weak); font-size: 0.8rem; }
        .news-empty { text-align: center; padding: 48px 20px; color: var(--text-weak); font-size: 1rem; background: var(--bg-card); border-radius: var(--radius-md); }

        /* ===== 统计数据 ===== */
        .stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; }
        .stat-card {
            text-align: center;
            background: rgba(255,255,255,0.06);
            border-radius: var(--radius-md);
            padding: 36px 16px;
            border: 1px solid rgba(255,255,255,0.08);
            transition: all var(--transition);
        }
        .stat-card:hover { background: rgba(255,255,255,0.10); border-color: var(--secondary); }
        .stat-card .num { font-size: 2.4rem; font-weight: 800; color: var(--secondary); display: block; }
        .stat-card .label { color: rgba(255,255,255,0.7); font-size: 0.95rem; margin-top: 6px; }

        /* ===== 游戏流程 ===== */
        .steps-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
        .step-card {
            text-align: center;
            position: relative;
        }
        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--secondary);
            color: var(--primary);
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }
        .step-card h4 { font-size: 1.05rem; margin-bottom: 8px; }
        .step-card p { color: var(--text-weak); font-size: 0.9rem; line-height: 1.6; }
        .step-arrow { display: none; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-card);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item.open { border-color: var(--secondary); }
        .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: background var(--transition);
            font-size: 1rem;
        }
        .faq-q:hover { background: rgba(240,185,11,0.04); }
        .faq-q i { color: var(--secondary); transition: transform var(--transition); font-size: 0.9rem; }
        .faq-item.open .faq-q i { transform: rotate(180deg); }
        .faq-a {
            padding: 0 24px 18px;
            color: var(--text-weak);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-a { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #162a4a 100%);
            text-align: center;
            padding: 80px 0;
        }
        .cta-section h2 { color: var(--text-white); font-size: 2rem; margin-bottom: 16px; }
        .cta-section p { color: rgba(255,255,255,0.7); max-width: 520px; margin: 0 auto 32px; font-size: 1.05rem; }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary);
            border-top: 1px solid rgba(255,255,255,0.06);
            padding: 48px 0 32px;
            color: rgba(255,255,255,0.6);
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
        .footer-brand .nav-logo { font-size: 1.2rem; display: inline-block; margin-bottom: 12px; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.5); }
        .footer-col h5 { color: var(--text-white); font-size: 0.95rem; margin-bottom: 16px; font-weight: 600; }
        .footer-col a {
            display: block;
            color: rgba(255,255,255,0.5);
            font-size: 0.9rem;
            padding: 4px 0;
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer-col a:hover { color: var(--secondary); }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.06);
            margin-top: 36px;
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .games-grid { grid-template-columns: repeat(3,1fr); }
            .stats-grid { grid-template-columns: repeat(2,1fr); }
            .steps-grid { grid-template-columns: repeat(2,1fr); gap: 32px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-wrap, .nav-wrap-right { display: none; }
            .nav-toggle { display: block; }
            .site-header .container { justify-content: space-between; }
            .hero { padding: 72px 0 56px; }
            .hero h1 { font-size: 2rem; }
            .hero p { font-size: 1rem; }
            .hero-stats { gap: 20px; }
            .hero-stat-num { font-size: 1.5rem; }
            .section { padding: 56px 0; }
            .section-title { font-size: 1.6rem; }
            .advantages-grid { grid-template-columns: 1fr; }
            .games-grid { grid-template-columns: repeat(2,1fr); }
            .news-item { flex-direction: column; gap: 8px; }
            .stats-grid { grid-template-columns: repeat(2,1fr); gap: 16px; }
            .steps-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .footer-grid { grid-template-columns: 1fr; text-align: center; }
            .footer-brand .nav-logo { justify-content: center; }
            .cta-section h2 { font-size: 1.5rem; }
        }
        @media (max-width: 520px) {
            .hero h1 { font-size: 1.6rem; }
            .hero-btns .btn { padding: 12px 24px; font-size: 0.9rem; }
            .games-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr 1fr; }
            .steps-grid { grid-template-columns: 1fr; }
            .section-title { font-size: 1.3rem; }
            .container { padding: 0 16px; }
            .news-item { padding: 16px 18px; }
            .faq-q { padding: 14px 18px; font-size: 0.95rem; }
            .footer-grid { gap: 24px; }
        }

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

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #f8d7da;
            --secondary: #457b9d;
            --secondary-dark: #1d3557;
            --accent: #f4a261;
            --bg-body: #f8f9fa;
            --bg-dark: #1d3557;
            --bg-card: #ffffff;
            --bg-light: #f1f5f9;
            --text-primary: #1a1a2e;
            --text-body: #333333;
            --text-light: #6c757d;
            --text-white: #ffffff;
            --border-color: #dee2e6;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --spacing-section: 5rem;
            --spacing-block: 3rem;
            --max-width: 1200px;
        }

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

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

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

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.25rem;
            width: 100%;
        }

        /* ===== 导航 Header ===== */
        .site-header {
            background: var(--bg-dark);
            padding: 0.75rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
            border-bottom: 3px solid var(--primary);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-white) !important;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .nav-logo:hover {
            color: var(--accent) !important;
            transform: scale(1.02);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .nav-wrap-right {
            justify-content: flex-end;
        }

        .nav-link {
            color: rgba(255, 255, 255, 0.85) !important;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-link:hover {
            color: #ffffff !important;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-link:hover::after {
            transform: translateX(-50%) scaleX(1);
        }

        .nav-link.active {
            color: #ffffff !important;
            background: rgba(230, 57, 70, 0.25);
        }

        .nav-link.active::after {
            transform: translateX(-50%) scaleX(1);
            background: var(--primary);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.4rem;
            padding: 0.4rem 0.8rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
        }

        .mobile-nav {
            display: none;
            background: var(--bg-dark);
            padding: 1rem 1.25rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-nav .nav-link {
            display: block;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
        }

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

        /* ===== Hero / 页面横幅 ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--bg-dark) 50%, #0f1a2e 100%);
            padding: 4rem 0 3.5rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(230, 57, 70, 0.08) 0%, transparent 60%),
                radial-gradient(circle at 70% 50%, rgba(69, 123, 157, 0.08) 0%, transparent 60%);
            animation: heroGlow 20s ease-in-out infinite alternate;
        }

        @keyframes heroGlow {
            0% {
                transform: translate(0, 0) rotate(0deg);
            }
            100% {
                transform: translate(2%, 2%) rotate(5deg);
            }
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            font-size: 2.8rem;
            color: var(--text-white);
            margin-bottom: 0.75rem;
            font-weight: 800;
            letter-spacing: 2px;
        }

        .page-hero h1 i {
            color: var(--primary);
            margin-right: 0.5rem;
        }

        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            margin: 0 auto 1.5rem;
            line-height: 1.8;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: rgba(230, 57, 70, 0.2);
            color: var(--primary-light);
            padding: 0.35rem 1.2rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            border: 1px solid rgba(230, 57, 70, 0.3);
            backdrop-filter: blur(4px);
        }

        /* ===== 分类标签导航 ===== */
        .category-tabs {
            background: #ffffff;
            border-bottom: 1px solid var(--border-color);
            padding: 0.8rem 0;
            box-shadow: var(--shadow-sm);
        }

        .category-tabs .container {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            align-items: center;
            justify-content: center;
        }

        .category-tab {
            padding: 0.5rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--bg-light);
            color: var(--text-body);
            border: 1px solid transparent;
            transition: var(--transition);
            cursor: pointer;
        }

        .category-tab:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary);
        }

        .category-tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 15px rgba(230, 57, 70, 0.3);
        }

        /* ===== 游戏卡片网格 ===== */
        .section-games {
            padding: var(--spacing-section) 0;
            background: var(--bg-body);
        }

        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .section-header h2 i {
            color: var(--primary);
            margin-right: 0.5rem;
        }

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

        .game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.8rem;
        }

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

        .game-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }

        .game-card-img {
            position: relative;
            height: 200px;
            background: linear-gradient(135deg, #1d3557 0%, #0f1a2e 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .game-card-img .game-icon {
            font-size: 4rem;
            color: var(--accent);
            opacity: 0.8;
            transition: var(--transition);
        }

        .game-card:hover .game-icon {
            transform: scale(1.1) rotate(5deg);
            color: var(--primary);
        }

        .game-card-img .game-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--primary);
            color: #fff;
            padding: 0.25rem 0.9rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.4);
        }

        .game-card-img .game-badge.hot {
            background: #f4a261;
        }

        .game-card-img .game-badge.new {
            background: #2a9d8f;
        }

        .game-card-body {
            padding: 1.5rem 1.25rem 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .game-card-body p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 1rem;
        }

        .game-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding-top: 0.75rem;
            border-top: 1px solid var(--border-color);
            margin-top: auto;
        }

        .game-meta span {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .game-meta span i {
            color: var(--primary);
        }

        .game-meta .rating {
            color: var(--accent);
            font-weight: 700;
        }

        /* ===== 排行榜板块 ===== */
        .section-ranking {
            padding: var(--spacing-section) 0;
            background: var(--bg-light);
        }

        .ranking-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.2rem;
            max-width: 900px;
            margin: 0 auto;
        }

        .ranking-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 1.2rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 1.2rem;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }

        .ranking-item:hover {
            transform: translateX(6px);
            box-shadow: var(--shadow);
            border-color: var(--primary);
        }

        .ranking-number {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--primary);
            min-width: 48px;
            text-align: center;
            opacity: 0.7;
        }

        .ranking-item:nth-child(1) .ranking-number {
            color: #f4a261;
            opacity: 1;
        }
        .ranking-item:nth-child(2) .ranking-number {
            color: #457b9d;
            opacity: 1;
        }
        .ranking-item:nth-child(3) .ranking-number {
            color: #2a9d8f;
            opacity: 1;
        }

        .ranking-info {
            flex: 1;
        }

        .ranking-info h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.2rem;
        }

        .ranking-info p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin: 0;
        }

        .ranking-stats {
            font-size: 0.85rem;
            color: var(--text-light);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .ranking-stats i {
            color: var(--accent);
        }

        /* ===== 游戏特色板块 ===== */
        .section-features {
            padding: var(--spacing-section) 0;
            background: var(--bg-card);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .feature-item {
            text-align: center;
            padding: 2rem 1.5rem;
            border-radius: var(--radius);
            background: var(--bg-light);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .feature-item:hover {
            background: #fff;
            border-color: var(--border-color);
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }

        .feature-item i {
            font-size: 2.6rem;
            color: var(--primary);
            margin-bottom: 1rem;
            background: var(--primary-light);
            padding: 1rem;
            border-radius: 50%;
            transition: var(--transition);
        }

        .feature-item:hover i {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .feature-item h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }

        .feature-item p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ===== 内容资讯 ===== */
        .section-news {
            padding: var(--spacing-section) 0;
            background: var(--bg-body);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.8rem;
        }

        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .news-card-img {
            height: 180px;
            background: linear-gradient(135deg, #2d4059 0%, #1a2a3a 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .news-card-img i {
            font-size: 3.2rem;
            color: rgba(255, 255, 255, 0.2);
        }

        .news-card-img .news-tag {
            position: absolute;
            bottom: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 0.2rem 1rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
        }

        .news-card-body {
            padding: 1.5rem 1.25rem 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card-body .news-date {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin-bottom: 0.5rem;
        }

        .news-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .news-card-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 1rem;
        }

        .news-card-body .read-more {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            transition: var(--transition);
        }

        .news-card-body .read-more:hover {
            gap: 0.7rem;
            color: var(--primary-dark);
        }

        /* ===== CTA 板块 ===== */
        .section-cta {
            padding: var(--spacing-section) 0;
            background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--bg-dark) 100%);
            text-align: center;
            position: relative;
        }

        .section-cta h2 {
            font-size: 2rem;
            color: var(--text-white);
            font-weight: 800;
            margin-bottom: 1rem;
        }

        .section-cta p {
            color: rgba(255, 255, 255, 0.7);
            max-width: 600px;
            margin: 0 auto 2rem;
            font-size: 1.05rem;
        }

        .cta-btn {
            display: inline-block;
            background: var(--primary);
            color: #fff !important;
            padding: 1rem 2.8rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.1rem;
            transition: var(--transition);
            border: 2px solid transparent;
            box-shadow: 0 8px 30px rgba(230, 57, 70, 0.35);
        }

        .cta-btn:hover {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary) !important;
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(230, 57, 70, 0.2);
        }

        .cta-btn i {
            margin-right: 0.5rem;
        }

        /* ===== FAQ 板块 ===== */
        .section-faq {
            padding: var(--spacing-section) 0;
            background: var(--bg-card);
        }

        .faq-list {
            max-width: 800px;
            margin: 2rem auto 0;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .faq-item {
            background: var(--bg-light);
            border-radius: var(--radius);
            padding: 1.2rem 1.5rem;
            transition: var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
        }

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

        .faq-item.open {
            background: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
        }

        .faq-question i {
            color: var(--primary);
            transition: var(--transition);
            font-size: 1.1rem;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: var(--transition);
            color: var(--text-light);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 1rem;
        }

        /* ===== 页脚 Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 3.5rem 0 0;
            margin-top: auto;
            border-top: 4px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand .nav-logo {
            font-size: 1.4rem;
            margin-bottom: 0.75rem;
            display: inline-flex;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: 0.6rem;
        }

        .footer-col h5::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6) !important;
            padding: 0.35rem 0;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--primary) !important;
            padding-left: 6px;
        }

        .footer-col a i {
            margin-right: 0.5rem;
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.5rem 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ===== 响应式断点 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 2rem;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .ranking-list {
                grid-template-columns: 1fr;
                max-width: 600px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 3.5rem;
            }

            .nav-wrap {
                display: none;
            }

            .nav-toggle {
                display: block;
            }

            .site-header .container {
                gap: 0.5rem;
            }

            .nav-logo {
                font-size: 1.2rem;
                flex: 1;
                justify-content: center;
            }

            .page-hero h1 {
                font-size: 1.8rem;
            }

            .page-hero p {
                font-size: 1rem;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .game-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 1.2rem;
            }

            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }

            .news-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }

            .section-cta h2 {
                font-size: 1.5rem;
            }

            .cta-btn {
                padding: 0.85rem 2rem;
                font-size: 1rem;
            }

            .ranking-item {
                padding: 1rem 1.2rem;
            }

            .ranking-number {
                font-size: 1.4rem;
                min-width: 36px;
            }

            .category-tab {
                font-size: 0.8rem;
                padding: 0.4rem 1rem;
            }
        }

        @media (max-width: 520px) {
            :root {
                --spacing-section: 2.5rem;
            }

            .container {
                padding: 0 1rem;
            }

            .page-hero {
                padding: 2.5rem 0 2rem;
            }

            .page-hero h1 {
                font-size: 1.4rem;
            }

            .game-grid {
                grid-template-columns: 1fr;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .nav-logo {
                font-size: 1rem;
            }

            .nav-logo i {
                font-size: 1.2rem;
            }

            .game-card-img {
                height: 160px;
            }

            .section-header h2 {
                font-size: 1.3rem;
            }
        }

        /* ===== 实用辅助 ===== */
        .text-center {
            text-align: center;
        }

        .mt-2 {
            margin-top: 2rem;
        }

        .mb-2 {
            margin-bottom: 2rem;
        }

        .btn-more {
            display: inline-block;
            background: transparent;
            color: var(--secondary);
            padding: 0.7rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            border: 2px solid var(--secondary);
            transition: var(--transition);
        }

        .btn-more:hover {
            background: var(--secondary);
            color: #fff !important;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(69, 123, 157, 0.3);
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a2a3a;
            --primary-light: #2c3e50;
            --primary-dark: #0f1a26;
            --accent: #f0b429;
            --accent-hover: #d9a220;
            --accent-light: #fce6a8;
            --bg: #f5f7fa;
            --bg-card: #ffffff;
            --bg-dark: #1a2a3a;
            --text: #2d3748;
            --text-light: #718096;
            --text-white: #f8f9fa;
            --border: #e2e8f0;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 20px rgba(0,0,0,0.06);
            --shadow-hover: 0 12px 40px rgba(0,0,0,0.10);
            --transition: all 0.30s cubic-bezier(0.4,0,0.2,1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --content-width: 860px;
        }

        /* ===== 基础重置 ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        ul, ol { list-style: none; padding: 0; margin: 0; }
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--primary); }
        p { margin-bottom: 1.2rem; }
        button, input, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }
        button { cursor: pointer; background: none; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
        .container-narrow { max-width: var(--content-width); margin: 0 auto; padding: 0 24px; }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0,0,0,0.04);
            padding: 0;
            height: 72px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }
        .nav-wrap { display: flex; align-items: center; gap: 8px; }
        .nav-wrap-right { justify-content: flex-end; }
        .nav-link {
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover { color: var(--accent); background: rgba(240,180,41,0.08); }
        .nav-link.active { color: var(--accent); background: rgba(240,180,41,0.12); font-weight: 600; }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .nav-logo i { color: var(--accent); font-size: 1.3rem; }
        .nav-logo:hover { color: var(--accent); }
        .nav-toggle { display: none; font-size: 1.4rem; color: var(--primary); padding: 8px; border-radius: 8px; }
        .nav-toggle:hover { background: var(--bg); }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            background: var(--bg-card);
            border-bottom: 2px solid var(--border);
            padding: 16px 24px;
            flex-direction: column;
            gap: 6px;
            box-shadow: 0 12px 30px rgba(0,0,0,0.08);
            z-index: 99;
        }
        .mobile-nav.open { display: flex; }
        .mobile-nav .nav-link { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 1rem; }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            padding: 24px 0 8px;
            font-size: 0.9rem;
            color: var(--text-light);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb a { color: var(--text-light); }
        .breadcrumb a:hover { color: var(--accent); }
        .breadcrumb span { color: var(--text); font-weight: 500; }
        .breadcrumb .sep { color: #ccc; margin: 0 4px; }

        /* ===== 文章头部 ===== */
        .article-header {
            padding: 32px 0 20px;
        }
        .article-header .cat-tag {
            display: inline-block;
            background: rgba(240,180,41,0.15);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 30px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .article-header h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .article-meta i { margin-right: 6px; color: var(--accent); }
        .article-meta .dot { color: #d0d5dd; }
        .article-excerpt {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.8;
            padding: 16px 0 8px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 0;
        }

        /* ===== 文章正文 ===== */
        .article-body {
            padding: 32px 0 24px;
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-body p { margin-bottom: 1.6rem; }
        .article-body h2, .article-body h3, .article-body h4 {
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--primary);
            font-weight: 700;
        }
        .article-body h2 { font-size: 1.6rem; }
        .article-body h3 { font-size: 1.3rem; }
        .article-body img { border-radius: var(--radius); margin: 1.5rem 0; box-shadow: var(--shadow); }
        .article-body ul, .article-body ol { margin-bottom: 1.6rem; padding-left: 1.6rem; }
        .article-body ul { list-style: disc; }
        .article-body ol { list-style: decimal; }
        .article-body li { margin-bottom: 0.5rem; }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(240,180,41,0.06);
            padding: 16px 24px;
            margin: 1.6rem 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-light);
            font-style: italic;
        }
        .article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
        .article-body a:hover { color: var(--accent-hover); }
        .article-body .content-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-light);
            font-size: 1.1rem;
        }
        .article-body .content-empty a { display: inline-block; margin-top: 16px; padding: 10px 28px; background: var(--accent); color: #fff; border-radius: 30px; font-weight: 600; text-decoration: none; }
        .article-body .content-empty a:hover { background: var(--accent-hover); }

        /* ===== 文章底部信息 ===== */
        .article-footer {
            padding: 20px 0 32px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
        .article-tags .tag {
            display: inline-block;
            padding: 4px 14px;
            background: var(--bg);
            color: var(--text-light);
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .article-tags .tag:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
        .article-share { display: flex; align-items: center; gap: 10px; }
        .article-share span { font-size: 0.85rem; color: var(--text-light); }
        .article-share a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-light);
            border: 1px solid var(--border);
            transition: var(--transition);
            font-size: 0.95rem;
        }
        .article-share a:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

        /* ===== 上下篇导航 ===== */
        .post-nav {
            padding: 24px 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            border-top: 1px solid var(--border);
        }
        .post-nav a {
            display: flex;
            flex-direction: column;
            padding: 20px 24px;
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .post-nav a:hover { border-color: var(--accent); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
        .post-nav .nav-label { font-size: 0.8rem; color: var(--text-light); margin-bottom: 4px; display: flex; align-items: center; gap: 6px; }
        .post-nav .nav-title { font-size: 1rem; font-weight: 600; color: var(--primary); line-height: 1.4; }
        .post-nav .next { text-align: right; }
        .post-nav .next .nav-label { justify-content: flex-end; }

        /* ===== 相关文章 ===== */
        .related-section {
            padding: 48px 0 24px;
        }
        .related-section .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .related-section .section-title i { color: var(--accent); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 20px 20px 18px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover { border-color: var(--accent); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
        .related-card .card-cat {
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(240,180,41,0.12);
            display: inline-block;
            padding: 2px 12px;
            border-radius: 30px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .related-card h4 { font-size: 1rem; font-weight: 600; color: var(--primary); margin-bottom: 8px; line-height: 1.4; flex: 1; }
        .related-card h4 a { color: inherit; }
        .related-card h4 a:hover { color: var(--accent); }
        .related-card .card-meta { font-size: 0.8rem; color: var(--text-light); display: flex; align-items: center; gap: 12px; margin-top: 8px; }

        /* ===== CTA ===== */
        .cta-section {
            padding: 60px 0 48px;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius);
            padding: 52px 48px;
            text-align: center;
            color: var(--text-white);
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 400px;
            height: 400px;
            background: rgba(240,180,41,0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-box h2 { font-size: 2rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
        .cta-box p { font-size: 1.05rem; opacity: 0.85; margin-bottom: 24px; max-width: 600px; margin-left: auto; margin-right: auto; }
        .cta-box .cta-btn {
            display: inline-block;
            padding: 14px 40px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 40px;
            transition: var(--transition);
        }
        .cta-box .cta-btn:hover { background: #fff; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(0,0,0,0.2); }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255,255,255,0.7);
            padding: 60px 0 28px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .nav-logo { color: #fff; font-size: 1.35rem; margin-bottom: 12px; display: inline-flex; }
        .footer-brand .nav-logo i { color: var(--accent); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; margin-top: 12px; max-width: 280px; opacity: 0.75; }
        .footer-col h5 { font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: 0.5px; }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            font-size: 0.85rem;
            text-align: center;
            color: rgba(255,255,255,0.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
        }
        @media (max-width: 768px) {
            .site-header { height: 64px; }
            .nav-wrap { display: none; }
            .nav-toggle { display: block; }
            .nav-logo { font-size: 1.25rem; }
            .article-header h1 { font-size: 1.6rem; }
            .article-body { font-size: 1rem; }
            .post-nav { grid-template-columns: 1fr; }
            .post-nav .next { text-align: left; }
            .post-nav .next .nav-label { justify-content: flex-start; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .cta-box { padding: 36px 24px; }
            .cta-box h2 { font-size: 1.5rem; }
            .article-footer { flex-direction: column; align-items: flex-start; }
            .breadcrumb { font-size: 0.8rem; }
            .container { padding: 0 16px; }
            .container-narrow { padding: 0 16px; }
        }
        @media (max-width: 520px) {
            .article-header h1 { font-size: 1.35rem; }
            .article-meta { font-size: 0.8rem; gap: 12px; }
            .article-excerpt { font-size: 0.95rem; }
            .related-card { padding: 16px; }
            .cta-box h2 { font-size: 1.25rem; }
            .cta-box .cta-btn { padding: 12px 28px; font-size: 0.95rem; }
            .nav-logo { font-size: 1.1rem; }
            .nav-logo i { font-size: 1rem; }
        }
        /* ===== 工具类 ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 1rem; }
        .mb-1 { margin-bottom: 1rem; }
        .gap-8 { gap: 8px; }
        .flex { display: flex; }
        .flex-wrap { flex-wrap: wrap; }
        .items-center { align-items: center; }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #1a2a6c;
            --clr-primary-light: #2d4a8e;
            --clr-secondary: #e94560;
            --clr-accent: #f8b500;
            --clr-bg: #f5f7fc;
            --clr-bg-alt: #ffffff;
            --clr-bg-dark: #0f1a3a;
            --clr-text: #1a1a2e;
            --clr-text-light: #5a5a7a;
            --clr-text-inverse: #ffffff;
            --clr-border: #e0e4f0;
            --clr-card-bg: #ffffff;
            --clr-shadow: rgba(26, 42, 108, 0.08);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px var(--clr-shadow);
            --shadow-md: 0 6px 24px var(--clr-shadow);
            --shadow-lg: 0 16px 48px var(--clr-shadow);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-base: 'Segoe UI', 'PingFang SC', Roboto, 'Helvetica Neue', sans-serif;
            --space-section: 5rem;
            --space-section-mobile: 3rem;
        }

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

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

        body {
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover,
        a:focus-visible {
            color: var(--clr-secondary);
        }

        a:focus-visible {
            outline: 3px solid var(--clr-accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ===== Header / 导航 ===== */
        .site-header {
            background: var(--clr-bg-alt);
            border-bottom: 1px solid var(--clr-border);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 1rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--clr-primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
            transition: var(--transition);
        }

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

        .nav-logo:hover {
            color: var(--clr-secondary);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .nav-wrap-right {
            justify-content: flex-end;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            color: var(--clr-text-light);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 1rem;
            right: 1rem;
            height: 3px;
            border-radius: 3px;
            background: var(--clr-secondary);
            transform: scaleX(0);
            transition: var(--transition);
        }

        .nav-link:hover {
            color: var(--clr-primary);
            background: rgba(26, 42, 108, 0.04);
        }

        .nav-link:hover::after {
            transform: scaleX(0.4);
        }

        .nav-link.active {
            color: var(--clr-primary);
            font-weight: 600;
        }

        .nav-link.active::after {
            transform: scaleX(1);
        }

        .nav-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--clr-primary);
            padding: 0.5rem;
            border-radius: var(--radius-sm);
            background: rgba(26, 42, 108, 0.04);
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(26, 42, 108, 0.1);
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            padding: 1rem 1.5rem 1.5rem;
            background: var(--clr-bg-alt);
            border-top: 1px solid var(--clr-border);
            gap: 0.25rem;
        }

        .mobile-nav .nav-link {
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
        }

        .mobile-nav .nav-link.active {
            background: rgba(26, 42, 108, 0.06);
        }

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

        /* ===== Hero ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--clr-primary) 0%, #0f1a3a 100%);
            padding: 4.5rem 0 4rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(233, 69, 96, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(248, 181, 0, 0.08) 0%, transparent 40%);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            color: var(--clr-text-inverse);
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }

        .page-hero h1 i {
            color: var(--clr-accent);
            margin-right: 0.5rem;
        }

        .page-hero p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.15rem;
            max-width: 680px;
            margin: 0 auto 2rem;
            line-height: 1.8;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.75rem;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(4px);
            padding: 0.45rem 1.1rem;
            border-radius: 50px;
            color: var(--clr-text-inverse);
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .hero-badge i {
            color: var(--clr-accent);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: var(--clr-bg-alt);
        }

        .section-dark {
            background: var(--clr-bg-dark);
            color: var(--clr-text-inverse);
        }

        .section-dark h2,
        .section-dark h3 {
            color: var(--clr-text-inverse);
        }

        .section-title {
            text-align: center;
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            text-align: center;
            font-size: 1.05rem;
            color: var(--clr-text-light);
            max-width: 600px;
            margin: 0 auto 3rem;
            line-height: 1.7;
        }

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

        /* ===== 攻略分类卡片 ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
        }

        .guide-card {
            background: var(--clr-card-bg);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            text-align: center;
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--clr-primary-light);
        }

        .guide-card .icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.25rem;
            font-size: 1.6rem;
            color: var(--clr-text-inverse);
        }

        .guide-card h3 {
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
        }

        .guide-card p {
            color: var(--clr-text-light);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .guide-card .badge {
            display: inline-block;
            margin-top: 1rem;
            background: rgba(233, 69, 96, 0.1);
            color: var(--clr-secondary);
            padding: 0.2rem 0.8rem;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* ===== 热门攻略卡片 (竖向封面) ===== */
        .popular-guides-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .popular-card {
            background: var(--clr-card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .popular-card .card-cover {
            position: relative;
            aspect-ratio: 4 / 3;
            background: linear-gradient(145deg, #e8ecf6, #d0d8e8);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--clr-primary-light);
            overflow: hidden;
        }

        .popular-card .card-cover .hot-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--clr-secondary);
            color: var(--clr-text-inverse);
            padding: 0.2rem 0.7rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .popular-card .card-cover .play-btn {
            position: absolute;
            bottom: 12px;
            right: 12px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(4px);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--clr-secondary);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .popular-card .card-cover .play-btn:hover {
            background: var(--clr-secondary);
            color: var(--clr-text-inverse);
            transform: scale(1.1);
        }

        .popular-card .card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .popular-card .card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 0.4rem;
        }

        .popular-card .card-body .meta {
            font-size: 0.85rem;
            color: var(--clr-text-light);
            margin-bottom: 0.6rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .popular-card .card-body .meta span {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .popular-card .card-body p {
            color: var(--clr-text-light);
            font-size: 0.92rem;
            line-height: 1.6;
            flex: 1;
        }

        .popular-card .card-body .btn-link {
            align-self: flex-start;
            margin-top: 1rem;
            color: var(--clr-primary);
            font-weight: 600;
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .popular-card .card-body .btn-link:hover {
            color: var(--clr-secondary);
            gap: 0.7rem;
        }

        /* ===== 技巧与策略 ===== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .tip-card {
            background: var(--clr-card-bg);
            border-radius: var(--radius-md);
            padding: 1.75rem 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            display: flex;
            gap: 1rem;
            align-items: flex-start;
        }

        .tip-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--clr-accent);
        }

        .tip-card .tip-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--clr-accent), #f9a800);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: var(--clr-primary);
        }

        .tip-card .tip-content h4 {
            font-size: 1.05rem;
            margin-bottom: 0.3rem;
        }

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

        /* ===== 规则说明 ===== */
        .rules-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
        }

        .rule-item {
            background: var(--clr-card-bg);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
            position: relative;
            padding-left: 3.5rem;
        }

        .rule-item::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 1.2rem;
            top: 1.5rem;
            color: var(--clr-accent);
            font-size: 1.2rem;
        }

        .rule-item:hover {
            border-color: var(--clr-primary-light);
            box-shadow: var(--shadow-sm);
        }

        .rule-item h4 {
            font-size: 1.05rem;
            margin-bottom: 0.3rem;
        }

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

        /* ===== 新手入门 ===== */
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            counter-reset: step;
        }

        .step-item {
            text-align: center;
            position: relative;
            padding-top: 1rem;
        }

        .step-item::before {
            counter-increment: step;
            content: counter(step);
            display: block;
            width: 48px;
            height: 48px;
            margin: 0 auto 1rem;
            border-radius: 50%;
            background: var(--clr-primary);
            color: var(--clr-text-inverse);
            font-size: 1.2rem;
            font-weight: 800;
            line-height: 48px;
            text-align: center;
        }

        .step-item h4 {
            font-size: 1.05rem;
            margin-bottom: 0.3rem;
        }

        .step-item p {
            color: var(--clr-text-light);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .step-item:not(:last-child)::after {
            content: '\f054';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: -1.2rem;
            top: 2.2rem;
            color: var(--clr-border);
            font-size: 1rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

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

        .faq-item:hover {
            border-color: var(--clr-primary-light);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.5rem;
            font-weight: 600;
            font-size: 1rem;
            color: var(--clr-primary);
            background: none;
            text-align: left;
            gap: 1rem;
            transition: var(--transition);
        }

        .faq-question:hover {
            background: rgba(26, 42, 108, 0.02);
        }

        .faq-question i {
            font-size: 0.9rem;
            color: var(--clr-text-light);
            transition: var(--transition);
            flex-shrink: 0;
        }

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

        .faq-answer {
            padding: 0 1.5rem 1.1rem;
            font-size: 0.95rem;
            color: var(--clr-text-light);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open {
            border-color: var(--clr-primary-light);
            box-shadow: var(--shadow-sm);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--clr-primary) 0%, #0f1a3a 100%);
            padding: 4rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 80% 20%, rgba(233, 69, 96, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(248, 181, 0, 0.1) 0%, transparent 50%);
            pointer-events: none;
        }

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

        .cta-section h2 {
            color: var(--clr-text-inverse);
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 2rem;
            font-size: 1.05rem;
            line-height: 1.7;
        }

        .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--clr-secondary);
            color: var(--clr-text-inverse);
            border-color: var(--clr-secondary);
        }

        .btn-primary:hover {
            background: #d13a52;
            border-color: #d13a52;
            color: var(--clr-text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(233, 69, 96, 0.35);
        }

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

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--clr-text-inverse);
            color: var(--clr-text-inverse);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 0.5rem 1.25rem;
            font-size: 0.9rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--clr-bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 4rem 0 2rem;
        }

        .site-footer .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand .nav-logo {
            color: var(--clr-text-inverse);
            font-size: 1.3rem;
            margin-bottom: 0.75rem;
            display: inline-flex;
        }

        .footer-brand .nav-logo i {
            color: var(--clr-secondary);
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h5 {
            color: var(--clr-text-inverse);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            padding: 0.3rem 0;
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        .footer-col a i {
            margin-right: 0.4rem;
            width: 1.1rem;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .steps-wrap .step-item:not(:last-child)::after {
                display: none;
            }
        }

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

            .nav-toggle {
                display: block;
            }

            .site-header .container {
                height: 60px;
            }

            .nav-logo {
                font-size: 1.15rem;
            }

            .nav-logo i {
                font-size: 1.3rem;
            }

            .page-hero {
                padding: 3rem 0 2.5rem;
            }

            .page-hero h1 {
                font-size: 2rem;
            }

            .page-hero p {
                font-size: 1rem;
            }

            .section {
                padding: var(--space-section-mobile) 0;
            }

            .section-title {
                font-size: 1.7rem;
            }

            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 2rem;
            }

            .guide-grid,
            .popular-guides-grid,
            .tips-grid,
            .rules-list {
                grid-template-columns: 1fr;
            }

            .steps-wrap {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }

            .steps-wrap .step-item:not(:last-child)::after {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .cta-section h2 {
                font-size: 1.7rem;
            }

            .hero-badges {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

            .page-hero h1 {
                font-size: 1.6rem;
            }

            .page-hero p {
                font-size: 0.92rem;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .steps-wrap {
                grid-template-columns: 1fr;
            }

            .tip-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }

            .rule-item {
                padding-left: 1.5rem;
            }

            .rule-item::before {
                position: static;
                margin-bottom: 0.5rem;
                display: inline-block;
            }

            .btn {
                padding: 0.6rem 1.5rem;
                font-size: 0.92rem;
                width: 100%;
                justify-content: center;
            }

            .btn-group {
                flex-direction: column;
            }
        }

        @media (max-width: 360px) {
            .nav-logo {
                font-size: 1rem;
            }

            .nav-logo i {
                font-size: 1.1rem;
            }

            .page-hero h1 {
                font-size: 1.4rem;
            }
        }