/* roulang page: index */
:root {
            --brand: #0f172a;
            --brand-gold: #c9a86a;
            --bg-light: #f8f9fc;
            --text-main: #1e293b;
            --text-sub: #64748b;
            --radius-card: 1.25rem;
        }
        html { scroll-behavior: smooth; }
        body { font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', system-ui, sans-serif; }
        * { box-sizing: border-box; }
        a { text-decoration: none; transition: all .25s ease; }
        a:focus-visible, button:focus-visible { outline: 3px solid rgba(201, 168, 106, .5); outline-offset: 2px; }
        .nav-blur { background: rgba(255, 255, 255, .85); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
        .hero-bg { background-image: linear-gradient(rgba(15, 23, 42, .82), rgba(15, 23, 42, .65)), url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; }
        .section-bg { background-color: var(--bg-light); }
        .card-hover { transition: all .35s cubic-bezier(.4, 0, .2, 1); }
        .card-hover:hover { transform: translateY(-6px); box-shadow: 0 20px 50px -20px rgba(15, 23, 42, .25); }
        .btn-gold { background: linear-gradient(135deg, #c9a86a, #b8945a); color: #0f172a; font-weight: 600; transition: all .3s ease; }
        .btn-gold:hover { background: linear-gradient(135deg, #dbbd85, #c9a86a); color: #0f172a; transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(201, 168, 106, .5); }
        .btn-outline { border: 1.5px solid rgba(255, 255, 255, .6); color: #fff; transition: all .3s ease; }
        .btn-outline:hover { background: rgba(255, 255, 255, .12); border-color: #fff; transform: translateY(-2px); }
        .badge-gold { background: rgba(201, 168, 106, .15); color: #a8853e; border: 1px solid rgba(201, 168, 106, .35); }
        .nav-link { position: relative; color: #1e293b; font-weight: 500; }
        .nav-link::after { content: ''; position: absolute; bottom: -4px; left: 50%; transform: translateX(-50%); width: 0; height: 2px; background: #c9a86a; border-radius: 2px; transition: width .3s ease; }
        .nav-link:hover::after { width: 100%; }
        .nav-link.active { color: #0f172a; font-weight: 600; }
        .nav-link.active::after { width: 100%; }
        .article-list-item { transition: all .3s ease; }
        .article-list-item:hover { background: #f1f4f9; border-radius: 1rem; }
        .faq-item { transition: all .3s ease; }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary { list-style: none; cursor: pointer; }
        .faq-item[open] { background: #f8f9fc; border-color: rgba(201, 168, 106, .4); }
        .footer-link { color: #94a3b8; transition: color .25s ease; }
        .footer-link:hover { color: #c9a86a; }
        @media (max-width: 768px) {
            .mobile-nav { display: none; }
            .mobile-nav.open { display: flex; }
        }
        .timeline-dot::before { content: ''; position: absolute; left: -9px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: #c9a86a; border: 2px solid #fff; box-shadow: 0 0 0 3px rgba(201, 168, 106, .3); }

/* roulang page: category1 */
:root {
            --brand-dark: #0f172a;
            --brand-gold: #c9a86a;
            --brand-light: #f1f4f9;
            --text-muted: #94a3b8;
            --border-color: #e2e8f0;
            --radius-card: 20px;
            --shadow-card: 0 4px 24px rgba(15, 23, 42, 0.06);
            --shadow-hover: 0 12px 36px rgba(15, 23, 42, 0.13);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background: #f8fafc;
            color: var(--brand-dark);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        /* 导航 */
        .nav-blur {
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
        }

        .nav-link {
            position: relative;
            color: #475569;
            font-weight: 500;
            padding: 0.5rem 0.15rem;
            transition: color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--brand-gold);
            border-radius: 2px;
            transition: width 0.3s ease;
        }

        .nav-link:hover {
            color: var(--brand-dark);
        }

        .nav-link:hover::after {
            width: 100%;
        }

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

        .nav-link.active::after {
            width: 100%;
        }

        /* 按钮 */
        .btn-gold {
            background: linear-gradient(135deg, #c9a86a 0%, #b8944e 100%);
            color: #0f172a;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 12px rgba(201, 168, 106, 0.28);
        }

        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 168, 106, 0.4);
        }

        .btn-gold:active {
            transform: translateY(0);
        }

        .btn-white {
            background: #ffffff;
            color: #0f172a;
            font-weight: 600;
            border: none;
            transition: all 0.3s ease;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        }

        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 255, 255, 0.25);
        }

        .btn-outline-light {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            color: #ffffff;
            transition: all 0.3s ease;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #ffffff;
        }

        /* 移动菜单 */
        .mobile-nav {
            display: none;
            flex-direction: column;
            gap: 0.25rem;
        }

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

        @media (min-width: 768px) {
            .mobile-nav {
                display: none !important;
            }
        }

        /* 卡片 */
        .card-hover {
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }

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

        /* 票券式卡片 */
        .ticket-card {
            background: #ffffff;
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            border: 1px solid #ecf1f7;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .ticket-card:hover {
            transform: translateY(-4px);
            border-color: rgba(201, 168, 106, 0.5);
            box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
        }

        .ticket-card::before,
        .ticket-card::after {
            content: '';
            position: absolute;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #f8fafc;
            top: 50%;
            transform: translateY(-50%);
            z-index: 1;
        }

        .ticket-card::before {
            left: -7px;
        }

        .ticket-card::after {
            right: -7px;
        }

        .ticket-dashed {
            border-top: 1.5px dashed #dfe6ef;
        }

        /* 时间线 */
        .timeline-wrap {
            position: relative;
            padding-left: 32px;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 11px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, #c9a86a, #dde3ea);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 1.75rem;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -32px;
            top: 2px;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #ffffff;
            border: 3px solid #c9a86a;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 0 4px rgba(201, 168, 106, 0.15);
        }

        .timeline-dot svg {
            width: 10px;
            height: 10px;
            color: #c9a86a;
        }

        /* FAQ */
        .faq-item {
            background: #ffffff;
            border: 1px solid #e8edf3;
            border-radius: 16px;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: #c9a86a;
            box-shadow: 0 6px 20px rgba(201, 168, 106, 0.1);
        }

        /* 分区标题装饰线 */
        .section-line {
            display: inline-block;
            width: 40px;
            height: 3px;
            background: linear-gradient(90deg, #c9a86a, #e3c98c);
            border-radius: 3px;
            margin-bottom: 1rem;
        }

        /* 数据块 */
        .stat-block {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 20px;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        /* 安全徽章 */
        .badge-gold {
            background: rgba(201, 168, 106, 0.15);
            color: #9a7a3a;
            border: 1px solid rgba(201, 168, 106, 0.3);
        }

        .badge-dark {
            background: rgba(15, 23, 42, 0.06);
            color: #0f172a;
            border: 1px solid rgba(15, 23, 42, 0.08);
        }

        /* 焦点可见性 */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(201, 168, 106, 0.5);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* 隐藏横向滚动条 */
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }

        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        /* 响应式细节 */
        @media (max-width: 640px) {
            .timeline-wrap {
                padding-left: 26px;
            }
            .timeline-dot {
                left: -26px;
                width: 20px;
                height: 20px;
            }
            .hero-title {
                font-size: 2rem !important;
                line-height: 1.3 !important;
            }
        }

/* roulang page: article */
:root {
            --navy: #0f172a;
            --gold: #c9a86a;
            --gold-dark: #b8914e;
            --bg: #f8fafc;
            --text: #0f172a;
            --text-weak: #94a3b8;
            --border: #e2e8f0;
            --radius-lg: 1.5rem;
            --radius-md: 1rem;
            --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 14px rgba(15, 23, 42, 0.04);
            --shadow-hover: 0 12px 32px rgba(15, 23, 42, 0.1);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }

        input,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 640px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        .nav-blur {
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: box-shadow 0.3s ease, background 0.3s ease;
        }

        .nav-blur.scrolled {
            background: rgba(255, 255, 255, 0.92);
            box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
        }

        .nav-link {
            position: relative;
            color: #0f172a;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 2px;
            transition: color 0.3s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(90deg, #c9a86a, #b8914e);
            transition: width 0.3s ease;
        }

        .nav-link:hover {
            color: #b8914e;
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .btn-gold {
            background: linear-gradient(135deg, #c9a86a, #b8914e);
            color: #0f172a;
            font-weight: 600;
            border-radius: 0.75rem;
            padding: 0.6rem 1.4rem;
            box-shadow: 0 2px 10px rgba(201, 168, 106, 0.3);
            transition: all 0.3s ease;
        }

        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 168, 106, 0.4);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(201, 168, 106, 0.3);
        }

        .btn-outline {
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 500;
            border-radius: 0.75rem;
            padding: 0.6rem 1.4rem;
            transition: all 0.3s ease;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #c9a86a;
            color: #c9a86a;
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: 0 8px 32px rgba(15, 23, 42, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.4);
        }

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

        .breadcrumb-item {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            transition: color 0.3s ease;
        }

        .breadcrumb-item:hover {
            color: #c9a86a;
        }

        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.3);
            margin: 0 0.35rem;
            font-size: 0.85rem;
        }

        .article-hero {
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(15, 23, 42, 0.78) 50%, rgba(15, 23, 42, 0.55) 100%);
        }

        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: #334155;
        }

        .article-content h1 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #0f172a;
            margin: 1.8rem 0 1rem;
            line-height: 1.4;
        }

        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0f172a;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #f1f5f9;
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #0f172a;
            margin: 1.6rem 0 0.8rem;
            line-height: 1.4;
        }

        .article-content h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #0f172a;
            margin: 1.4rem 0 0.6rem;
        }

        .article-content p {
            margin-bottom: 1.2rem;
        }

        .article-content ul,
        .article-content ol {
            margin: 1rem 0 1.4rem 1.6rem;
        }

        .article-content ul {
            list-style: disc;
        }

        .article-content ol {
            list-style: decimal;
        }

        .article-content li {
            margin-bottom: 0.5rem;
        }

        .article-content a {
            color: #b8914e;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color 0.3s;
        }

        .article-content a:hover {
            color: #0f172a;
        }

        .article-content blockquote {
            border-left: 4px solid #c9a86a;
            background: #faf7f0;
            padding: 1rem 1.5rem;
            border-radius: 0 1rem 1rem 0;
            margin: 1.5rem 0;
            color: #475569;
            font-style: normal;
        }

        .article-content img {
            border-radius: 1rem;
            margin: 1.5rem 0;
            box-shadow: var(--shadow-card);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
        }

        .article-content table th,
        .article-content table td {
            border: 1px solid #e2e8f0;
            padding: 0.75rem 1rem;
            text-align: left;
        }

        .article-content table th {
            background: #f8fafc;
            font-weight: 600;
            color: #0f172a;
        }

        .article-content code {
            background: #f1f5f9;
            border: 1px solid #e2e8f0;
            border-radius: 0.375rem;
            padding: 0.15rem 0.4rem;
            font-size: 0.9em;
            color: #b8914e;
        }

        .article-content pre {
            background: #0f172a;
            color: #e2e8f0;
            border-radius: 1rem;
            padding: 1.25rem;
            overflow-x: auto;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }

        .article-content pre code {
            background: transparent;
            border: none;
            color: inherit;
            padding: 0;
        }

        .article-content hr {
            border: none;
            border-top: 1px solid #e2e8f0;
            margin: 2rem 0;
        }

        .side-card {
            background: #fff;
            border-radius: 1.5rem;
            border: 1px solid #eef2f7;
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
        }

        .side-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #0f172a;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-bottom: 1.2rem;
        }

        .side-card-title::before {
            content: '';
            width: 4px;
            height: 20px;
            border-radius: 4px;
            background: linear-gradient(180deg, #c9a86a, #b8914e);
        }

        .latest-list li {
            transition: background 0.3s ease;
            border-radius: 0.75rem;
        }

        .latest-list li:hover {
            background: #f8fafc;
        }

        .related-card {
            transition: all 0.35s ease;
        }

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

        .cta-panel {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #2d3a4f 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 20% 50%, rgba(201, 168, 106, 0.2) 0%, transparent 60%),
                radial-gradient(circle at 80% 30%, rgba(201, 168, 106, 0.12) 0%, transparent 50%);
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.35rem 0.9rem;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(201, 168, 106, 0.12);
            color: #b8914e;
            border: 1px solid rgba(201, 168, 106, 0.25);
            transition: all 0.3s ease;
        }

        .tag-pill:hover {
            background: rgba(201, 168, 106, 0.22);
            border-color: #c9a86a;
        }

        .footer-link {
            color: #94a3b8;
            transition: color 0.3s ease, padding-left 0.3s ease;
            font-size: 0.92rem;
        }

        .footer-link:hover {
            color: #c9a86a;
            padding-left: 4px;
        }

        @media (max-width: 1024px) {
            .article-content {
                font-size: 1rem;
            }
        }

        @media (max-width: 768px) {
            .article-content {
                font-size: 0.98rem;
                line-height: 1.85;
            }

            .article-content h2 {
                font-size: 1.3rem;
            }

            .article-content h3 {
                font-size: 1.15rem;
            }

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

        @media (max-width: 520px) {
            .article-content {
                font-size: 0.94rem;
            }

            .article-content blockquote {
                padding: 0.8rem 1.2rem;
            }

            .side-card {
                padding: 1.2rem;
            }
        }

        :focus-visible {
            outline: 3px solid rgba(201, 168, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

/* roulang page: category3 */
/* 设计变量 */
        :root {
            --primary: #0f172a;
            --gold: #c9a86a;
            --goldlight: #e2c98a;
            --ink-light: #64748b;
            --bg-soft: #f1f4f9;
            --radius-xl: 1rem;
            --radius-lg: 0.875rem;
            --radius-md: 0.75rem;
            --shadow-card: 0 8px 30px rgba(15, 23, 42, 0.06);
            --shadow-hover: 0 12px 36px rgba(15, 23, 42, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* 基础 Reset */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: #1e293b;
            background: #fafbfd;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }

        /* 导航 */
        .nav-blur {
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: var(--transition);
        }
        .nav-blur.scrolled {
            background: rgba(255, 255, 255, 0.96);
            box-shadow: 0 8px 30px rgba(15, 23, 42, 0.1);
        }
        .nav-link {
            position: relative;
            font-size: 0.925rem;
            font-weight: 600;
            color: var(--primary);
            padding: 0.5rem 0.25rem;
            transition: color 0.3s;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: center;
            transition: transform 0.3s ease;
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .nav-link:hover {
            color: #a8843f;
        }
        .nav-link.active {
            color: #a8843f;
        }
        .btn-gold {
            background: linear-gradient(135deg, #c9a86a, #b08d4f);
            color: #0f172a;
            font-weight: 700;
            border: none;
            box-shadow: 0 4px 14px rgba(201, 168, 106, 0.35);
            transition: var(--transition);
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(201, 168, 106, 0.45);
        }
        .btn-outline {
            border: 1.5px solid rgba(15, 23, 42, 0.15);
            color: #0f172a;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--gold);
            color: #a8843f;
            background: rgba(201, 168, 106, 0.06);
        }
        .mobile-nav {
            display: none;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
        }
        .mobile-nav.open {
            display: flex;
        }

        /* 卡片 */
        .card-hover {
            transition: var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        /* Hero 背景 */
        .hero-bg {
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .hero-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 15, 30, 0.82), rgba(15, 23, 42, 0.65) 50%, rgba(10, 15, 30, 0.75));
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .inner-banner {
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 15, 30, 0.85), rgba(15, 23, 42, 0.7));
        }

        /* 内容区块 */
        .section-pad {
            padding: 5rem 0;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.3rem 0.875rem;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: rgba(201, 168, 106, 0.12);
            color: #a8843f;
            border: 1px solid rgba(201, 168, 106, 0.25);
        }

        /* 等级卡片 */
        .tier-card {
            border-radius: var(--radius-xl);
            padding: 2rem;
            background: #fff;
            border: 1px solid rgba(15, 23, 42, 0.08);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .tier-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #c9a86a, #e2c98a);
        }
        .tier-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
        }
        .tier-icon {
            width: 72px;
            height: 72px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.25rem;
            font-size: 1.875rem;
            font-weight: 800;
            color: #fff;
        }

        /* 权益列表 */
        .benefit-item {
            display: flex;
            gap: 1rem;
            padding: 1.25rem;
            border-radius: var(--radius-lg);
            background: #fff;
            border: 1px solid rgba(15, 23, 42, 0.06);
            transition: var(--transition);
        }
        .benefit-item:hover {
            border-color: rgba(201, 168, 106, 0.4);
            box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
        }
        .benefit-ic {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 168, 106, 0.12);
            color: #b08d4f;
        }

        /* 时间轴 */
        .timeline-item {
            position: relative;
            padding-left: 2.5rem;
            padding-bottom: 2.25rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 0.6rem;
            top: 0.5rem;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, #c9a86a, rgba(201, 168, 106, 0.2));
        }
        .timeline-item::after {
            content: '';
            position: absolute;
            left: 0;
            top: 0.4rem;
            width: 1.25rem;
            height: 1.25rem;
            border-radius: 50%;
            background: #fff;
            border: 3px solid #c9a86a;
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(15, 23, 42, 0.08);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(201, 168, 106, 0.3);
        }
        .faq-q {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.25rem 1.5rem;
            font-size: 1.05rem;
            font-weight: 600;
            color: #0f172a;
            text-align: left;
            transition: color 0.3s;
        }
        .faq-q:hover {
            color: #a8843f;
        }
        .faq-q .icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 168, 106, 0.12);
            color: #b08d4f;
            transition: transform 0.3s;
        }
        .faq-item.open .faq-q .icon {
            transform: rotate(45deg);
        }
        .faq-a {
            display: none;
            padding: 0 1.5rem 1.5rem;
            color: #64748b;
            line-height: 1.8;
        }
        .faq-item.open .faq-a {
            display: block;
        }

        /* 页脚 */
        .footer-link {
            color: #94a3b8;
            transition: color 0.3s, padding-left 0.3s;
            display: inline-block;
            padding: 0.25rem 0;
        }
        .footer-link:hover {
            color: #c9a86a;
            padding-left: 6px;
        }

        /* 响应式断点 */
        @media (max-width: 768px) {
            .section-pad {
                padding: 3.5rem 0;
            }
            .tier-card {
                padding: 1.5rem;
            }
            .timeline-item {
                padding-left: 2rem;
            }
        }
        @media (max-width: 520px) {
            .section-pad {
                padding: 3rem 0;
            }
            .hero-title {
                font-size: 2rem;
            }
            .benefit-item {
                padding: 1rem;
            }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
    :root {
        --primary: #0f172a;
        --accent: #c9a86a;
        --accent-light: #e6d3a3;
        --accent-dark: #a8894e;
        --bg: #f8fafc;
        --bg-soft: #f1f4f9;
        --text: #0f172a;
        --text-secondary: #64748b;
        --border: #e2e8f0;
        --radius: 1rem;
        --radius-sm: 0.75rem;
        --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
        --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);
        --transition: all 0.3s ease;
    }

    /* ===== 基础重置 ===== */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }
    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "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%;
        display: block;
    }
    a {
        color: inherit;
        text-decoration: none;
    }
    button {
        font-family: inherit;
        cursor: pointer;
    }
    input, textarea {
        font-family: inherit;
    }
    ul, ol {
        list-style: none;
    }

    /* ===== 容器 ===== */
    .container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 1.5rem;
    }
    @media (max-width: 640px) {
        .container {
            padding: 0 1rem;
        }
    }

    /* ===== 导航 ===== */
    .nav-blur {
        background: rgba(255, 255, 255, 0.86);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        transition: var(--transition);
    }
    .nav-link {
        color: var(--text-secondary);
        font-weight: 500;
        font-size: 0.95rem;
        padding: 0.4rem 0.2rem;
        position: relative;
        transition: color 0.3s ease;
        white-space: nowrap;
    }
    .nav-link:hover {
        color: var(--primary);
    }
    .nav-link.active {
        color: var(--primary);
        font-weight: 700;
    }
    .nav-link.active::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 2px;
        background: var(--accent);
        border-radius: 2px;
    }

    .btn-gold {
        background: linear-gradient(135deg, #d4b878 0%, #c9a86a 50%, #b8955a 100%);
        color: #0f172a;
        font-weight: 600;
        border: none;
        transition: all 0.3s ease;
        box-shadow: 0 4px 18px rgba(201, 168, 106, 0.35);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        border-radius: 0.875rem;
    }
    .btn-gold:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 28px rgba(201, 168, 106, 0.45);
    }
    .btn-gold:active {
        transform: translateY(0);
        box-shadow: 0 2px 8px rgba(201, 168, 106, 0.3);
    }

    .btn-dark {
        background: var(--primary);
        color: #fff;
        font-weight: 600;
        border: none;
        transition: all 0.3s ease;
        border-radius: 0.875rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
    }
    .btn-dark:hover {
        background: #1e293b;
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(15, 23, 42, 0.2);
    }

    .btn-outline {
        background: transparent;
        border: 1.5px solid var(--border);
        color: var(--text);
        font-weight: 600;
        transition: all 0.3s ease;
        border-radius: 0.875rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
    }
    .btn-outline:hover {
        border-color: var(--accent);
        color: var(--accent-dark);
        background: rgba(201, 168, 106, 0.06);
    }

    /* ===== 移动端菜单 ===== */
    .mobile-nav {
        display: none;
    }
    .mobile-nav.open {
        display: flex;
        animation: slideDown 0.3s ease;
    }
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-8px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* ===== 卡片 ===== */
    .card-hover {
        transition: all 0.35s ease;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        background: #fff;
    }
    .card-hover:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(201, 168, 106, 0.4);
    }

    /* ===== 时间轴 ===== */
    .timeline-wrap {
        position: relative;
    }
    .timeline-item {
        position: relative;
        padding-left: 2.2rem;
        padding-bottom: 2rem;
    }
    .timeline-item::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0.5rem;
        width: 14px;
        height: 14px;
        border-radius: 50%;
        background: var(--accent);
        box-shadow: 0 0 0 4px rgba(201, 168, 106, 0.2);
        z-index: 1;
    }
    .timeline-item::after {
        content: "";
        position: absolute;
        left: 6px;
        top: 1.8rem;
        width: 2px;
        height: calc(100% - 1.6rem);
        background: var(--border);
    }
    .timeline-item:last-child::after {
        display: none;
    }

    /* ===== 步骤条 ===== */
    .step-card {
        position: relative;
        transition: var(--transition);
    }
    .step-card:hover {
        transform: translateY(-4px);
    }
    .step-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 2.5rem;
        height: 2.5rem;
        border-radius: 9999px;
        background: linear-gradient(135deg, #d4b878, #c9a86a);
        color: #0f172a;
        font-weight: 800;
        font-size: 1rem;
        box-shadow: 0 4px 12px rgba(201, 168, 106, 0.35);
    }

    /* ===== FAQ ===== */
    .faq-item {
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        background: #fff;
        transition: all 0.3s ease;
        overflow: hidden;
    }
    .faq-item:hover {
        border-color: var(--accent);
        box-shadow: var(--shadow);
    }
    .faq-question {
        cursor: pointer;
        user-select: none;
        position: relative;
        padding-right: 2.5rem;
    }
    .faq-question .icon {
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
        width: 1.75rem;
        height: 1.75rem;
        border-radius: 50%;
        background: var(--bg-soft);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        font-size: 0.85rem;
        color: var(--text-secondary);
    }
    .faq-item.active .faq-question .icon {
        transform: translateY(-50%) rotate(180deg);
        background: var(--accent);
        color: #0f172a;
    }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.3s ease;
        padding: 0 1.5rem;
    }
    .faq-item.active .faq-answer {
        max-height: 300px;
        padding: 0 1.5rem 1.25rem;
    }

    /* ===== 焦点状态 ===== */
    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 2px;
        border-radius: 4px;
    }

    /* ===== Hero 背景 ===== */
    .hero-bg {
        background-image: linear-gradient(rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0.9)), url("/assets/images/backpic/back-2.png");
        background-size: cover;
        background-position: center;
        height: 100vh;
        min-height: 560px;
        display: flex;
        align-items: center;
        position: relative;
    }

    /* ===== 票券式卡片 ===== */
    .ticket-card {
        position: relative;
        background: #fff;
        border-radius: var(--radius);
        overflow: hidden;
        border: 1px solid var(--border);
        transition: var(--transition);
    }
    .ticket-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--accent), var(--accent-light));
    }
    .ticket-card:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-4px);
    }

    /* ===== 统计格 ===== */
    .stat-card {
        position: relative;
        background: #fff;
        border-radius: var(--radius);
        border: 1px solid var(--border);
        transition: var(--transition);
    }
    .stat-card:hover {
        border-color: var(--accent);
        box-shadow: var(--shadow);
        transform: translateY(-4px);
    }

    /* ===== 图片遮罩 ===== */
    .img-zoom-wrap {
        overflow: hidden;
        border-radius: calc(var(--radius) - 4px);
        position: relative;
    }
    .img-zoom-wrap img {
        transition: transform 0.6s ease;
    }
    .img-zoom-wrap:hover img {
        transform: scale(1.06);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 768px) {
        body {
            font-size: 15px;
        }
        .hero-bg {
            min-height: 480px;
        }
        .timeline-item {
            padding-left: 1.8rem;
        }
    }
    @media (max-width: 520px) {
        .container {
            padding: 0 0.875rem;
        }
        .hero-bg {
            min-height: 420px;
        }
        .timeline-item {
            padding-left: 1.5rem;
        }
    }

    /* ===== 装饰 ===== */
    .bg-grain {
        position: relative;
    }
    .bg-grain::after {
        content: "";
        position: absolute;
        inset: 0;
        background: radial-gradient(circle at 20% 20%, rgba(201, 168, 106, 0.08) 0%, transparent 60%);
        pointer-events: none;
        border-radius: inherit;
    }
    .section-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        background: rgba(201, 168, 106, 0.12);
        color: var(--accent-dark);
        font-size: 0.85rem;
        font-weight: 600;
        padding: 0.3rem 1rem;
        border-radius: 9999px;
        letter-spacing: 0.02em;
    }