/* roulang page: index */
:root {
            --brand: #c0392b;
            --brand-dark: #a93226;
            --brand-darker: #7f2419;
            --brand-light: #e74c3c;
            --gold: #d4a853;
            --gold-soft: #e8c48a;
            --ink: #0f0f1a;
            --ink-light: #1a1a2e;
            --ink-lighter: #2d2d44;
            --bg: #f8f7f4;
            --bg-alt: #f0efeb;
            --text: #1a1a2e;
            --text-muted: #6b7280;
            --border: #e5e7eb;
            --radius: 12px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, .06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, .12);
            --transition: all .3s ease;
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img { max-width: 100%; display: block; }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }
        input, textarea {
            font-family: inherit;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== 顶部信息条 ===== */
        .top-info-bar {
            background: var(--ink);
            color: #c9c9d4;
            font-size: 13px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            padding: 8px 0;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .top-info-bar i {
            color: var(--gold);
            margin-right: 6px;
        }
        .top-info-bar .info-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #e0e0ea;
            transition: color .3s;
        }
        .top-info-bar .info-link:hover {
            color: var(--gold-soft);
        }

        /* ===== 主导航 ===== */
        .site-header {
            background: rgba(15, 15, 26, .95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(255, 255, 255, .04);
            padding: 14px 0;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 4px 14px rgba(192, 57, 43, .35);
            flex-shrink: 0;
        }
        .brand-logo:hover .logo-icon {
            transform: rotate(-8deg) scale(1.05);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            border-radius: 9999px;
            font-size: 15px;
            font-weight: 500;
            color: #b8b8c9;
            transition: all .3s;
            border: 1px solid transparent;
        }
        .nav-menu a:hover {
            color: #fff;
            background: rgba(255, 255, 255, .06);
        }
        .nav-menu a.active {
            color: #fff;
            background: rgba(192, 57, 43, .18);
            border-color: rgba(192, 57, 43, .35);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff !important;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 9999px;
            font-size: 14px;
            box-shadow: 0 4px 18px rgba(192, 57, 43, .32);
            transition: all .3s;
            border: none;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(192, 57, 43, .45);
        }
        .nav-cta i {
            font-size: 13px;
        }

        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .08);
            color: #fff;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: background .3s;
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, .15);
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--ink);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            padding: 16px 24px;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 10px;
            color: #b8b8c9;
            font-size: 15px;
            font-weight: 500;
        }
        .mobile-menu a.active {
            color: #fff;
            background: rgba(192, 57, 43, .18);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 110px 0 100px;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 15, 26, .94) 20%, rgba(15, 15, 26, .72) 55%, rgba(15, 15, 26, .38) 100%);
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg), transparent);
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 60px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(212, 168, 83, .3);
            color: var(--gold-soft);
            padding: 6px 16px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 26px;
            backdrop-filter: blur(4px);
        }
        .hero-badge i {
            font-size: 12px;
        }
        .hero h1 {
            font-size: 48px;
            line-height: 1.2;
            font-weight: 900;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 22px;
        }
        .hero h1 span {
            color: var(--gold);
        }
        .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, .8);
            line-height: 1.8;
            max-width: 540px;
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            padding: 14px 30px;
            border-radius: 9999px;
            font-size: 16px;
            font-weight: 600;
            box-shadow: 0 8px 30px rgba(192, 57, 43, .4);
            transition: all .3s;
            border: none;
        }
        .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(192, 57, 43, .5);
        }
        .btn-hero-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fff;
            padding: 14px 30px;
            border-radius: 9999px;
            font-size: 16px;
            font-weight: 500;
            backdrop-filter: blur(4px);
            transition: all .3s;
        }
        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, .16);
            border-color: rgba(255, 255, 255, .4);
            transform: translateY(-3px);
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255, 255, 255, .6);
            font-size: 13px;
        }
        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .hero-trust i {
            color: var(--gold);
            font-size: 14px;
        }

        /* Hero 登录卡片 */
        .hero-card {
            background: rgba(255, 255, 255, .09);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 24px;
            padding: 36px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, .3);
        }
        .hero-card-title {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .hero-card-sub {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 24px;
        }
        .hero-card .form-row {
            margin-bottom: 16px;
        }
        .hero-card label {
            display: block;
            font-size: 12px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 6px;
            font-weight: 500;
        }
        .hero-card input {
            width: 100%;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 12px;
            padding: 12px 16px;
            color: #fff;
            font-size: 14px;
            transition: all .3s;
        }
        .hero-card input:focus {
            border-color: var(--gold);
            background: rgba(255, 255, 255, .16);
            box-shadow: 0 0 0 3px rgba(212, 168, 83, .2);
        }
        .hero-card input::placeholder {
            color: rgba(255, 255, 255, .4);
        }
        .hero-card .btn-login {
            width: 100%;
            padding: 13px;
            background: linear-gradient(135deg, var(--gold), #b58a35);
            color: var(--ink);
            border-radius: 12px;
            font-weight: 700;
            font-size: 15px;
            transition: all .3s;
            box-shadow: 0 6px 20px rgba(212, 168, 83, .3);
            margin-top: 8px;
        }
        .hero-card .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(212, 168, 83, .4);
        }
        .hero-card-links {
            display: flex;
            justify-content: space-between;
            margin-top: 14px;
            font-size: 13px;
        }
        .hero-card-links a {
            color: rgba(255, 255, 255, .65);
        }
        .hero-card-links a:hover {
            color: var(--gold-soft);
        }
        .hero-card-tip {
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, .12);
            font-size: 12px;
            color: rgba(255, 255, 255, .45);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-card-tip i {
            color: var(--gold);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 90px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--ink);
            color: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 60px;
        }
        .section-head .overline {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-head h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .section-dark .section-head h2 {
            color: #fff;
        }
        .section-dark .section-head p {
            color: rgba(255, 255, 255, .6);
        }
        .section-dark .section-head .overline {
            color: var(--gold);
        }

        /* ===== 特点卡片 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px 34px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--brand), var(--gold));
            opacity: 0;
            transition: opacity .3s;
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 24px;
            background: linear-gradient(135deg, rgba(192, 57, 43, .1), rgba(212, 168, 83, .1));
            color: var(--brand);
            border: 1px solid rgba(192, 57, 43, .1);
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ===== 分类入口 ===== */
        .category-entry {
            padding: 90px 0;
            background: var(--ink);
            position: relative;
            overflow: hidden;
        }
        .category-entry::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -200px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(192, 57, 43, .18), transparent 70%);
        }
        .category-entry .container {
            position: relative;
            z-index: 2;
        }
        .category-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .category-text .overline {
            color: var(--gold);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            display: inline-block;
            margin-bottom: 12px;
        }
        .category-text h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 20px;
        }
        .category-text p {
            color: rgba(255, 255, 255, .65);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 30px;
        }
        .category-features {
            list-style: none;
            margin-bottom: 34px;
        }
        .category-features li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            color: rgba(255, 255, 255, .75);
            font-size: 15px;
        }
        .category-features li i {
            color: var(--gold);
            font-size: 15px;
        }
        .category-card {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 24px;
            overflow: hidden;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .category-card:hover {
            transform: translateY(-6px);
            border-color: rgba(212, 168, 83, .4);
            box-shadow: 0 20px 50px rgba(0, 0, 0, .3);
        }
        .category-card img {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }
        .category-card-body {
            padding: 28px;
        }
        .category-card .card-tag {
            display: inline-block;
            background: rgba(192, 57, 43, .2);
            color: #f0a9a2;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 9999px;
            margin-bottom: 14px;
        }
        .category-card h3 {
            font-size: 21px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .category-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .category-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--gold);
            font-weight: 600;
            font-size: 14px;
            transition: all .3s;
        }
        .category-card .card-link:hover {
            gap: 14px;
        }

        /* ===== 资讯列表 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .news-item {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .news-meta-top {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }
        .news-cat {
            display: inline-block;
            background: rgba(192, 57, 43, .08);
            color: var(--brand);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 9999px;
            border: 1px solid rgba(192, 57, 43, .12);
        }
        .news-date {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-item h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .news-item h4 a:hover {
            color: var(--brand);
        }
        .news-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
            flex: 1;
        }
        .news-item .read-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand);
            transition: gap .3s;
        }
        .news-item .read-more:hover {
            gap: 14px;
        }
        .empty-tip {
            text-align: center;
            padding: 60px 0;
            color: var(--text-muted);
            font-size: 16px;
            grid-column: 1 / -1;
        }
        .news-btn-wrap {
            text-align: center;
            margin-top: 45px;
        }

        /* ===== 流程 ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .process-card {
            text-align: center;
            padding: 36px 28px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            position: relative;
            transition: var(--transition);
        }
        .process-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .process-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 8px 24px rgba(192, 57, 43, .25);
        }
        .process-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
        .process-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .stat-item {
            text-align: center;
            padding: 30px 20px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }
        .stat-num {
            font-size: 44px;
            font-weight: 900;
            color: var(--gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: 16px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            margin-bottom: 16px;
            overflow: hidden;
            transition: all .3s;
        }
        .faq-item.active {
            border-color: rgba(192, 57, 43, .3);
            box-shadow: var(--shadow-lg);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            background: transparent;
        }
        .faq-question i {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform .3s;
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--brand);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-answer p {
            padding: 0 28px 24px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            position: relative;
            background: linear-gradient(135deg, var(--brand), var(--brand-darker));
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: .18;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 38px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .cta-content p {
            font-size: 17px;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 36px;
            line-height: 1.7;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-cta-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--brand-dark);
            padding: 14px 34px;
            border-radius: 9999px;
            font-size: 16px;
            font-weight: 700;
            box-shadow: 0 8px 30px rgba(0, 0, 0, .18);
            transition: all .3s;
        }
        .btn-cta-light:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 14px 40px rgba(0, 0, 0, .25);
        }
        .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .4);
            color: #fff;
            padding: 14px 34px;
            border-radius: 9999px;
            font-size: 16px;
            font-weight: 600;
            transition: all .3s;
        }
        .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, .2);
            transform: translateY(-3px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--ink);
            color: #8a8a9a;
            padding: 70px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
            margin-bottom: 50px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 18px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #8a8a9a;
            max-width: 340px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: #8a8a9a;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-links a:hover {
            color: var(--gold);
            padding-left: 4px;
        }
        .footer-links a i {
            font-size: 11px;
            color: rgba(138, 138, 154, .5);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding-top: 26px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 13px;
        }
        .footer-bottom a {
            color: #8a8a9a;
        }
        .footer-bottom a:hover {
            color: var(--gold);
        }
        .footer-bottom .domain {
            color: rgba(255, 255, 255, .35);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero { padding: 90px 0 80px; }
            .hero .container {
                grid-template-columns: 1fr;
                gap: 50px;
            }
            .hero-card { max-width: 520px; }
            .hero-desc { max-width: 100%; }
            .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
            .process-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
            .category-grid { grid-template-columns: 1fr; gap: 40px; }
            .news-grid { grid-template-columns: 1fr; gap: 20px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
        }

        @media (max-width: 768px) {
            .site-header { padding: 12px 0; }
            .nav-menu { display: none; }
            .nav-cta.desktop { display: none; }
            .mobile-toggle { display: flex; }
            .mobile-menu { position: fixed; }
            .hero { padding: 70px 0 60px; }
            .hero h1 { font-size: 34px; }
            .hero-desc { font-size: 15px; }
            .hero-actions { flex-direction: column; align-items: flex-start; }
            .section { padding: 60px 0; }
            .section-head h2 { font-size: 28px; }
            .section-head p { font-size: 14px; }
            .feature-grid { grid-template-columns: 1fr; }
            .category-text h2 { font-size: 28px; }
            .category-card img { height: 200px; }
            .cta-content h2 { font-size: 30px; }
            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        @media (max-width: 520px) {
            .container { padding-left: 16px; padding-right: 16px; }
            .brand-logo { font-size: 17px; }
            .brand-logo .logo-icon { width: 34px; height: 34px; font-size: 14px; }
            .hero { padding: 60px 0 50px; }
            .hero h1 { font-size: 28px; }
            .hero-actions .btn-hero-primary,
            .hero-actions .btn-hero-secondary {
                width: 100%;
                justify-content: center;
                padding: 13px 20px;
                font-size: 15px;
            }
            .hero-card { padding: 28px 22px; }
            .section-head h2 { font-size: 24px; }
            .process-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
            .stat-num { font-size: 34px; }
            .news-item { padding: 22px 20px; }
            .cta-content h2 { font-size: 26px; }
            .cta-buttons { flex-direction: column; align-items: stretch; }
            .btn-cta-light, .btn-cta-ghost { justify-content: center; }
        }

        /* ===== 焦点访问性 ===== */
        a:focus-visible, button:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(212, 168, 83, .6);
            outline-offset: 2px;
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1a1e2e;
            --primary-light: #262b40;
            --accent: #c9a45c;
            --accent-dark: #a9853f;
            --accent-light: #d9b671;
            --bg: #f5f6fa;
            --card-bg: #ffffff;
            --text: #1a1e2e;
            --text-light: #6b7280;
            --border: #e5e7eb;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 10px 30px rgba(15, 17, 26, .08);
            --shadow-lg: 0 20px 50px rgba(15, 17, 26, .12);
            --transition: all .3s ease;
            --container: 1200px;
        }

        /* ========== 基础 Reset / Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        ul,
        ol {
            list-style: none;
        }

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

        /* ========== 顶部导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: var(--primary);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            box-shadow: 0 4px 24px rgba(15, 17, 26, .25);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 72px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.12rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: .3px;
            white-space: nowrap;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #0f111a;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(201, 164, 92, .35);
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            border-radius: 10px;
            color: rgba(255, 255, 255, .75);
            font-size: .92rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: #fff;
            background: rgba(255, 255, 255, .08);
        }
        .nav-menu a.active {
            color: var(--accent);
            background: rgba(201, 164, 92, .12);
        }
        .nav-menu a.nav-cta {
            background: var(--accent);
            color: #0f111a;
            box-shadow: 0 4px 16px rgba(201, 164, 92, .30);
        }
        .nav-menu a.nav-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            color: #0f111a;
        }
        .nav-cta.desktop {
            color: var(--accent);
            font-weight: 600;
            font-size: .88rem;
            padding: 9px 16px;
            border: 1px solid rgba(201, 164, 92, .4);
            border-radius: 10px;
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-cta.desktop:hover {
            background: rgba(201, 164, 92, .1);
            border-color: var(--accent);
        }
        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 10px;
            color: #fff;
            font-size: 18px;
        }
        .mobile-menu {
            display: none;
            background: var(--primary);
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 12px 20px 20px;
        }
        .mobile-menu a {
            display: flex;
            padding: 12px 16px;
            color: rgba(255, 255, 255, .75);
            border-radius: 10px;
            font-weight: 600;
            align-items: center;
            gap: 8px;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(201, 164, 92, .12);
            color: var(--accent);
        }
        .mobile-menu.open {
            display: block;
        }

        /* ========== 通用按钮 ========== */
        .btn-primary,
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 12px;
            font-size: .95rem;
            font-weight: 700;
            transition: var(--transition);
        }
        .btn-primary {
            background: var(--accent);
            color: #0f111a;
            box-shadow: 0 8px 24px rgba(201, 164, 92, .30);
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(201, 164, 92, .40);
        }
        .btn-ghost {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fff;
            backdrop-filter: blur(4px);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, .15);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-3px);
        }

        /* ========== Hero ========== */
        .page-hero {
            position: relative;
            min-height: 540px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            padding: 90px 0 70px;
            isolation: isolate;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 17, 26, .92) 0%, rgba(15, 17, 26, .72) 50%, rgba(15, 17, 26, .42) 100%);
            z-index: -1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .84rem;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 22px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, .8);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb i {
            font-size: .7rem;
            color: rgba(255, 255, 255, .4);
        }
        .hero-tag {
            display: inline-block;
            background: rgba(201, 164, 92, .15);
            border: 1px solid rgba(201, 164, 92, .35);
            color: var(--accent);
            border-radius: 100px;
            padding: 6px 18px;
            font-size: .82rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }
        .hero-content h1 {
            font-size: clamp(2.1rem, 5vw, 3.5rem);
            line-height: 1.18;
            font-weight: 900;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .3px;
        }
        .hero-content h1 em {
            color: var(--accent);
            font-style: normal;
        }
        .hero-sub {
            color: rgba(255, 255, 255, .78);
            font-size: 1.06rem;
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, auto);
            gap: 34px;
            margin-top: 48px;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, .14);
        }
        .hero-stat strong {
            display: block;
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .hero-stat span {
            font-size: .8rem;
            color: rgba(255, 255, 255, .55);
            letter-spacing: .3px;
        }

        /* ========== 通用板块 ========== */
        .page-section {
            padding: 90px 0;
        }
        .section-head {
            max-width: 720px;
            margin: 0 auto 50px;
            text-align: center;
        }
        .section-tag {
            display: inline-block;
            background: rgba(201, 164, 92, .14);
            color: var(--accent-dark);
            border-radius: 100px;
            padding: 6px 16px;
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: .5px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-light);
            font-size: 1.02rem;
            line-height: 1.8;
        }
        .section-dark {
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .section-dark::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(201, 164, 92, .06);
        }
        .section-dark .section-head h2 {
            color: #fff;
        }
        .section-dark .section-head p {
            color: rgba(255, 255, 255, .6);
        }
        .section-dark .section-tag {
            background: rgba(201, 164, 92, .16);
            color: var(--accent);
        }

        /* ========== 入口指南卡片 ========== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(15, 17, 26, .04);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(201, 164, 92, .35);
        }
        .guide-card-img {
            position: relative;
            overflow: hidden;
            height: 190px;
            background: var(--primary);
        }
        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }
        .guide-card:hover .guide-card-img img {
            transform: scale(1.06);
        }
        .guide-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(15, 17, 26, .45));
        }
        .guide-card-body {
            padding: 24px 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card-tag {
            align-self: flex-start;
            background: rgba(201, 164, 92, .14);
            color: var(--accent-dark);
            border-radius: 100px;
            padding: 4px 12px;
            font-size: .76rem;
            font-weight: 700;
            letter-spacing: .4px;
            margin-bottom: 12px;
        }
        .guide-card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
            color: var(--text);
        }
        .guide-card p {
            font-size: .88rem;
            line-height: 1.75;
            color: var(--text-light);
            margin-bottom: 14px;
        }
        .guide-card-link {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .86rem;
            font-weight: 700;
            color: var(--accent-dark);
        }
        .guide-card-link i {
            transition: transform .3s;
        }
        .guide-card:hover .guide-card-link i {
            transform: translateX(4px);
        }

        /* ========== 操作流程时间线 ========== */
        .steps-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
            z-index: 1;
        }
        .step-item {
            padding: 34px 26px;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius);
            transition: var(--transition);
            position: relative;
        }
        .step-item:hover {
            background: rgba(255, 255, 255, .08);
            transform: translateY(-4px);
            border-color: rgba(201, 164, 92, .25);
        }
        .step-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .step-item h3 {
            font-size: 1.02rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-item p {
            font-size: .86rem;
            color: rgba(255, 255, 255, .58);
            line-height: 1.75;
        }

        /* ========== 安全须知 ========== */
        .notice-grid {
            display: grid;
            grid-template-columns: 1.05fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .notice-img {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .notice-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 30, 46, .18), transparent 60%);
        }
        .notice-img img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }
        .notice-content .section-tag {
            margin-bottom: 14px;
        }
        .notice-content h2 {
            font-size: clamp(1.7rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .notice-content>p {
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .notice-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 14px 0;
            border-bottom: 1px dashed var(--border);
            font-size: .93rem;
            line-height: 1.7;
        }
        .notice-list li:last-child {
            border-bottom: none;
        }
        .notice-list li i {
            color: var(--accent);
            margin-top: 5px;
            font-size: 1.05rem;
            flex-shrink: 0;
        }
        .notice-list strong {
            color: var(--text);
            font-weight: 700;
        }

        /* ========== 数据面板 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 36px 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: 0 4px 16px rgba(15, 17, 26, .04);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            opacity: 0;
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .stat-card:hover::before {
            opacity: 1;
        }
        .stat-icon {
            width: 52px;
            height: 52px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 164, 92, .14);
            border-radius: 14px;
            color: var(--accent-dark);
            font-size: 1.25rem;
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text);
            line-height: 1.2;
        }
        .stat-number span {
            color: var(--accent);
        }
        .stat-label {
            color: var(--text-light);
            font-size: .86rem;
            margin-top: 8px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: 14px;
            border: 1px solid var(--border);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(15, 17, 26, .03);
        }
        .faq-item:hover {
            border-color: rgba(201, 164, 92, .35);
            box-shadow: 0 6px 18px rgba(15, 17, 26, .06);
        }
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 22px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: .98rem;
            color: var(--text);
            gap: 16px;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--accent);
            transition: transform .3s;
            flex-shrink: 0;
            font-size: .85rem;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 22px;
            color: var(--text-light);
            line-height: 1.8;
            font-size: .92rem;
            border-top: 1px solid var(--border);
            margin-top: 0;
            padding-top: 16px;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 90px 0;
            background-size: cover;
            background-position: center;
            text-align: center;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 17, 26, .92), rgba(26, 30, 46, .82));
            z-index: -1;
        }
        .cta-section h2 {
            font-size: clamp(1.9rem, 4vw, 2.6rem);
            font-weight: 900;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .3px;
        }
        .cta-section h2 em {
            color: var(--accent);
            font-style: normal;
        }
        .cta-section p {
            color: rgba(255, 255, 255, .7);
            font-size: 1.02rem;
            max-width: 620px;
            margin: 0 auto 32px;
            line-height: 1.85;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, .7);
            padding: 70px 0 0;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 44px;
        }
        .footer-brand p {
            margin-top: 16px;
            line-height: 1.8;
            font-size: .9rem;
            color: rgba(255, 255, 255, .58);
            max-width: 380px;
        }
        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: .3px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .62);
            font-size: .9rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-links i {
            font-size: .72rem;
            color: rgba(201, 164, 92, .7);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 22px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: space-between;
            font-size: .84rem;
            color: rgba(255, 255, 255, .48);
        }
        .footer-bottom .domain {
            color: rgba(201, 164, 92, .7);
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-timeline {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .notice-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .notice-img img {
                height: 320px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                min-height: 64px;
            }
            .nav-menu {
                display: none;
            }
            .nav-cta.desktop {
                display: none !important;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .page-hero {
                min-height: auto;
                padding: 70px 0 60px;
            }
            .page-section {
                padding: 64px 0;
            }
            .steps-timeline {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 560px) {
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-ghost {
                width: 100%;
                justify-content: center;
            }
            .brand-logo {
                font-size: .98rem;
            }
        }
        @media (max-width: 400px) {
            .brand-logo {
                font-size: .9rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
            }
        }

/* roulang page: article */
:root {
            --primary: #C8102E;
            --primary-dark: #8F0D22;
            --primary-light: #E6364E;
            --gold: #D4AF37;
            --gold-light: #E8C766;
            --gold-dark: #B18E28;
            --dark: #070B12;
            --dark-2: #0D1420;
            --dark-3: #161F2E;
            --card-bg: #0E1522;
            --text: #E7EAF0;
            --text-weak: #98A1B3;
            --border: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --radius: 14px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 20px 45px rgba(0, 0, 0, 0.45);
            --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.3);
            --transition: all .3s ease;
        }

        html { scroll-behavior: smooth; }

        html body {
            margin: 0;
            background: var(--dark);
            color: var(--text);
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul { list-style: none; padding: 0; margin: 0; }
        button { background: none; border: none; color: inherit; font: inherit; }

        .container {
            width: min(1200px, 92%) !important;
            margin-inline: auto !important;
            padding-inline: 0 !important;
        }

        .topbar {
            background: #030508;
            border-bottom: 1px solid rgba(212, 175, 55, 0.12);
            padding: 9px 0;
            font-size: 0.85rem;
            color: var(--text-weak);
            letter-spacing: 0.02em;
        }
        .topbar .flex { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
        .topbar-item { display: inline-flex; align-items: center; gap: 6px; }
        .topbar-item i { color: var(--gold); }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 20, 32, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 74px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.35);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 16px;
            border-radius: 999px;
            color: var(--text-weak);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .nav-menu a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-menu a.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.25);
        }
        .nav-menu a.nav-cta {
            color: #0B0F19;
            background: linear-gradient(135deg, var(--gold-light), var(--gold));
            font-weight: 700;
        }
        .nav-menu a.nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(212, 175, 55, 0.35);
        }
        .nav-cta.desktop {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-strong);
            color: var(--gold-light);
            font-size: 0.92rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .nav-cta.desktop:hover {
            background: rgba(212, 175, 55, 0.1);
            border-color: rgba(212, 175, 55, 0.4);
        }
        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            color: #fff;
            font-size: 1.25rem;
            align-items: center;
            justify-content: center;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background: var(--dark-2);
            border-top: 1px solid var(--border);
            padding: 12px 16px 18px;
        }
        .mobile-menu a {
            padding: 12px 14px;
            border-radius: 10px;
            color: var(--text);
            font-weight: 600;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a:hover { background: rgba(255, 255, 255, 0.06); color: var(--gold-light); }
        .mobile-menu.open { display: flex; }

        .article-hero {
            position: relative;
            padding: 90px 0 80px;
            background-size: cover;
            background-position: center;
            background-color: var(--dark-2);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(7, 11, 18, 0.92) 0%, rgba(7, 11, 18, 0.72) 55%, rgba(13, 20, 32, 0.85) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-weak);
            margin-bottom: 24px;
        }
        .breadcrumb a { color: var(--text-weak); }
        .breadcrumb a:hover { color: var(--gold-light); }
        .breadcrumb i { font-size: 0.75rem; color: var(--gold); }
        .breadcrumb .current {
            color: var(--text);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 320px;
        }
        .hero-badges {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
        }
        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 700;
            box-shadow: 0 6px 18px rgba(200, 16, 46, 0.3);
        }
        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 175, 55, 0.15);
            color: var(--gold-light);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            border: 1px solid rgba(212, 175, 55, 0.3);
        }
        .article-hero h1 {
            font-size: clamp(1.8rem, 3.6vw, 2.9rem);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin: 8px 0 18px;
            max-width: 860px;
            letter-spacing: -0.01em;
            border-left: 4px solid var(--gold);
            padding-left: 22px;
        }
        .hero-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--text-weak);
            font-size: 0.93rem;
        }
        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero-meta i { color: var(--gold); }

        .article-main {
            padding: 60px 0;
            background: var(--dark);
        }
        .article-column {
            min-width: 0;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(20px, 4vw, 44px);
            box-shadow: var(--shadow-sm);
        }
        .article-content {
            font-size: 1.06rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-content h1,
        .article-content h2,
        .article-content h3,
        .article-content h4 {
            color: #fff;
            font-weight: 700;
            line-height: 1.4;
            margin: 1.8em 0 0.7em;
        }
        .article-content h2 {
            font-size: 1.55rem;
            border-bottom: 2px solid var(--gold);
            padding-bottom: 10px;
            display: inline-block;
        }
        .article-content h3 { font-size: 1.3rem; }
        .article-content p { margin: 0 0 1.5em; }
        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5em;
            padding-left: 1.4em;
        }
        .article-content ul li { list-style: disc; margin-bottom: 0.5em; }
        .article-content ol li { list-style: decimal; margin-bottom: 0.5em; }
        .article-content a {
            color: var(--gold-light);
            border-bottom: 1px solid rgba(212, 175, 55, 0.4);
        }
        .article-content a:hover {
            border-color: var(--gold-light);
            color: var(--gold-light);
        }
        .article-content blockquote {
            margin: 1.8em 0;
            padding: 16px 22px;
            background: rgba(212, 175, 55, 0.08);
            border-left: 4px solid var(--gold);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-weak);
            font-style: italic;
        }
        .article-content img {
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            margin: 1.5em auto;
        }
        .article-content code {
            background: rgba(255, 255, 255, 0.1);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 0.92em;
        }
        .article-content pre {
            background: #0A0F1A;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            overflow-x: auto;
            margin-bottom: 1.5em;
        }

        .empty-article {
            text-align: center;
            padding: 60px 24px;
        }
        .empty-icon {
            display: inline-flex;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(200, 16, 46, 0.12);
            border: 1px solid rgba(200, 16, 46, 0.25);
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--primary-light);
            margin-bottom: 20px;
        }
        .empty-article h2 { font-size: 1.8rem; color: #fff; margin-bottom: 12px; }
        .empty-article p { color: var(--text-weak); margin-bottom: 24px; }

        .article-sidebar { display: flex; flex-direction: column; gap: 24px; }
        .sidebar-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card.highlight-card {
            border-color: rgba(212, 175, 55, 0.25);
            background: linear-gradient(160deg, rgba(212, 175, 55, 0.08), rgba(13, 20, 32, 0.6));
        }
        .sidebar-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-title i { color: var(--gold); }
        .info-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
            font-size: 0.95rem;
        }
        .info-list li:last-child { border-bottom: none; }
        .info-list span { color: var(--text-weak); }
        .info-list strong { color: #fff; font-weight: 600; }
        .quick-links li { margin-bottom: 10px; }
        .quick-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 11px 14px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid transparent;
            color: var(--text);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .quick-links a:hover {
            background: rgba(212, 175, 55, 0.08);
            border-color: rgba(212, 175, 55, 0.2);
            color: var(--gold-light);
            transform: translateX(4px);
        }
        .quick-links a i { color: var(--gold); }
        .benefit-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 20px;
        }
        .benefit-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.04);
            padding: 10px 12px;
            border-radius: 10px;
            font-size: 0.9rem;
            font-weight: 600;
        }
        .benefit-list i { color: var(--gold); }
        .sidebar-card .btn { justify-content: center; }

        .related-section {
            padding: 60px 0;
            background: var(--dark-2);
            border-top: 1px solid var(--border);
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 44px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--gold-light);
            background: rgba(212, 175, 55, 0.1);
            border: 1px solid rgba(212, 175, 55, 0.25);
            padding: 5px 16px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            color: #fff;
            font-weight: 800;
            margin: 0 0 10px;
        }
        .section-head p { color: var(--text-weak); margin: 0; }

        .related-card {
            display: block;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-8px);
            border-color: rgba(212, 175, 55, 0.35);
            box-shadow: var(--shadow);
        }
        .related-card-img { position: relative; height: 190px; overflow: hidden; }
        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-card-img img { transform: scale(1.08); }
        .img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 11, 18, 0) 40%, rgba(7, 11, 18, 0.85) 100%);
        }
        .related-card-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.3);
        }
        .related-card-body { padding: 22px; }
        .related-card-body h3 {
            color: #fff;
            font-size: 1.08rem;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 3em;
        }
        .related-card-body p {
            color: var(--text-weak);
            font-size: 0.92rem;
            line-height: 1.6;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card-meta { color: var(--gold-light); font-size: 0.85rem; }
        .related-card-meta i { margin-right: 5px; }
        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-weak);
            background: var(--card-bg);
            border: 1px dashed var(--border-strong);
            border-radius: var(--radius);
        }
        .empty-tip i { font-size: 2rem; color: var(--gold); margin-bottom: 12px; display: block; }

        .faq-section { padding: 70px 0; background: var(--dark); }
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 26px;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(212, 175, 55, 0.3);
            box-shadow: var(--shadow-sm);
            transform: translateY(-3px);
        }
        .faq-item h3 {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 12px;
        }
        .faq-item h3 i { color: var(--gold); margin-top: 2px; }
        .faq-item p {
            color: var(--text-weak);
            font-size: 0.95rem;
            line-height: 1.75;
            margin: 0;
            padding-left: 28px;
        }

        .cta-section { padding: 70px 0; background: var(--dark-2); border-top: 1px solid var(--border); }
        .cta-inner {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background-size: cover;
            background-position: center;
            padding: 60px 30px;
            text-align: center;
            border: 1px solid rgba(212, 175, 55, 0.2);
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(7, 11, 18, 0.92), rgba(13, 20, 32, 0.82));
        }
        .cta-content { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
        .cta-content h2 {
            font-size: clamp(1.6rem, 3vw, 2.3rem);
            color: #fff;
            font-weight: 800;
            margin: 0 0 14px;
        }
        .cta-content p { color: var(--text-weak); font-size: 1.05rem; margin: 0 0 30px; }
        .cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 26px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 1rem;
            line-height: 1.4;
            transition: var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
            justify-content: center;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 10px 24px rgba(200, 16, 46, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(200, 16, 46, 0.45);
            color: #fff;
        }
        .btn-primary:focus-visible { outline: 3px solid rgba(200, 16, 46, 0.5); outline-offset: 3px; }
        .btn-outline {
            border-color: var(--gold);
            color: var(--gold-light);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(212, 175, 55, 0.1);
            transform: translateY(-3px);
            color: var(--gold-light);
        }
        .btn-lg { padding: 15px 34px; font-size: 1.08rem; }

        .site-footer {
            background: #030508;
            border-top: 1px solid rgba(212, 175, 55, 0.15);
            padding: 60px 0 0;
            color: var(--text-weak);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .brand-logo { margin-bottom: 16px; }
        .footer-brand p {
            font-size: 0.95rem;
            line-height: 1.8;
            color: var(--text-weak);
            max-width: 420px;
            margin: 0;
        }
        .footer-title {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 32px;
            height: 3px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--gold), var(--gold-dark));
        }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a {
            color: var(--text-weak);
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--gold-light);
            padding-left: 4px;
        }
        .footer-links a i { color: var(--gold); font-size: 0.8rem; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.88rem;
        }
        .footer-bottom .domain { color: var(--gold-light); }

        @media (max-width: 1024px) {
            .nav-menu { display: none; }
            .nav-cta.desktop { display: none !important; }
            .mobile-toggle { display: inline-flex; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .faq-grid { grid-template-columns: 1fr; }
            .article-hero h1 { font-size: 2.1rem; }
        }

        @media (max-width: 768px) {
            .topbar .topbar-hide-mobile { display: none; }
            .site-header .container { height: 64px; }
            .brand-logo { font-size: 1.05rem; }
            .logo-icon { width: 38px; height: 38px; font-size: 1rem; }
            .article-hero { padding: 60px 0 50px; }
            .article-main { padding: 40px 0; }
            .article-column { padding: 24px 18px; }
            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-inner { padding: 40px 20px; }
            .cta-actions .btn { width: 100%; justify-content: center; }
            .breadcrumb .current { max-width: 180px; }
        }

        @media (max-width: 520px) {
            .brand-logo { font-size: 0.95rem; gap: 6px; }
            .logo-icon { width: 34px; height: 34px; }
            .nav-cta.desktop,
            .nav-menu .nav-cta { padding: 8px 14px; }
            .article-hero h1 { font-size: 1.5rem; border-left-width: 3px; padding-left: 14px; }
            .hero-meta { gap: 10px; font-size: 0.85rem; }
            .section-head h2 { font-size: 1.4rem; }
            .related-card-img { height: 160px; }
            .article-content { font-size: 1rem; }
            .faq-item { padding: 20px 16px; }
            .faq-item p { padding-left: 0; }
            .btn { padding: 10px 20px; font-size: 0.95rem; }
            .btn-lg { padding: 12px 24px; }
        }