/* roulang page: index */
:root {
            --bg: #0B0E14;
            --surface: #131722;
            --card: #1A1F2B;
            --brand: #F59E0B;
            --brand-hover: #FBBF24;
            --text: #F1F5F9;
            --text-muted: #9CA3AF;
            --border: rgba(255, 255, 255, 0.08);
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
            --container: 1200px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(11, 14, 20, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: background 0.3s;
        }
        .site-header.scrolled {
            background: rgba(11, 14, 20, 0.96);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .nav-link {
            color: #D1D5DB;
            transition: color 0.2s;
            position: relative;
            padding: 8px 4px;
            font-size: 14px;
            letter-spacing: 0.3px;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--brand);
            transform: scaleX(0);
            transition: transform 0.3s;
            border-radius: 2px;
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: #fff;
            font-weight: 500;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            background: var(--brand);
            color: #0B0E14;
            font-weight: 700;
            transition: all 0.2s;
            font-size: 15px;
            line-height: 1.4;
        }
        .btn-primary:hover {
            background: var(--brand-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245, 158, 11, 0.25);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.5);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            transition: all 0.2s;
            font-size: 15px;
            line-height: 1.4;
            background: transparent;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.35);
        }
        .btn-secondary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
        }
        .btn-dark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-weight: 600;
            transition: all 0.2s;
            font-size: 15px;
        }
        .btn-dark:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* ===== 卡片 ===== */
        .card-style {
            background: var(--card);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s;
        }
        .card-style:hover {
            border-color: rgba(245, 158, 11, 0.3);
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }

        /* ===== 徽章 ===== */
        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 9999px;
            background: rgba(245, 158, 11, 0.1);
            color: var(--brand);
            font-size: 12px;
            font-weight: 500;
        }
        .badge-status {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 9999px;
            background: rgba(34, 211, 238, 0.15);
            color: #22D3EE;
            font-size: 12px;
            font-weight: 600;
        }
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 9999px;
            background: rgba(255, 255, 255, 0.05);
            color: #D1D5DB;
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 12px;
        }

        /* ===== 表单 ===== */
        .form-input {
            width: 100%;
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: #fff;
            font-size: 14px;
            transition: all 0.2s;
        }
        .form-input::placeholder {
            color: #6B7280;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0;
            font-weight: 600;
            cursor: pointer;
            font-size: 15px;
            color: #F1F5F9;
            transition: color 0.2s;
        }
        .faq-question:hover {
            color: var(--brand);
        }
        .faq-icon {
            transition: transform 0.3s;
            font-size: 22px;
            color: var(--brand);
            flex-shrink: 0;
            margin-left: 16px;
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            opacity: 0;
            transition: all 0.35s ease;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            opacity: 1;
            padding-bottom: 18px;
        }

        /* ===== 移动菜单 ===== */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: #0B0E14;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 24px;
            z-index: 49;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: #D1D5DB;
            font-size: 15px;
        }
        .mobile-menu a:hover {
            color: #fff;
        }
        .mobile-menu .btn-primary,
        .mobile-menu .btn-secondary {
            margin-top: 12px;
            width: 100%;
        }
        .menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
        }
        .menu-btn span {
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all 0.3s;
        }
        .menu-btn.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .menu-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-btn.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none !important;
            }
            .header-cta {
                display: none !important;
            }
            .menu-btn {
                display: flex;
            }
        }

        /* ===== 区块间距 ===== */
        .section-padding {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 56px 0;
            }
        }

        /* ===== 封面图 ===== */
        .cover-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .cover-wrap {
            overflow: hidden;
            position: relative;
            background: linear-gradient(135deg, #1A1F2B, #0B0E14);
        }
        .cover-wrap:hover .cover-img {
            transform: scale(1.05);
        }

        /* ===== 图片兜底 ===== */
        .cover-wrap {
            min-height: 120px;
        }
        .cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .cover-wrap::before {
            content: "";
            display: block;
            padding-top: 56.25%;
        }

        /* ===== 播放按钮 ===== */
        .play-btn {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.9);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
        }
        .play-btn:hover {
            background: #FBBF24;
            transform: scale(1.08);
        }
        .play-btn svg {
            margin-left: 4px;
        }

        /* ===== 装饰光晕 ===== */
        .glow-amber {
            background: radial-gradient(circle, rgba(245, 158, 11, 0.15), transparent 70%);
        }
        .glow-cyan {
            background: radial-gradient(circle, rgba(34, 211, 238, 0.12), transparent 70%);
        }

        /* ===== 表格标签小恢复 ===== */
        ul.list-check li {
            list-style: none;
        }

        /* ===== 自定义滚动条(可选) ===== */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0B0E14;
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 8px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(245, 158, 11, 0.4);
        }

        /* ===== 分页(供内页用) ===== */
        .pagination-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.05);
            color: #9CA3AF;
            transition: all 0.2s;
            font-size: 14px;
        }
        .pagination-btn:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .pagination-btn.active {
            background: var(--brand);
            color: #0B0E14;
            font-weight: 700;
        }

/* roulang page: category1 */
:root {
            --bg: #0B0E14;
            --surface: #131722;
            --card: #1A1F2B;
            --brand: #F59E0B;
            --brand-hover: #FBBF24;
            --text: #F1F5F9;
            --text-muted: #9CA3AF;
            --border: rgba(255, 255, 255, 0.08);
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
            --container: 1200px;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            -webkit-font-smoothing: antialiased;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        a { text-decoration: none; color: inherit; }
        img { max-width: 100%; display: block; }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }
        input, select { font-family: inherit; }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 50;
            background: rgba(11, 14, 20, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: background 0.3s;
        }
        .site-header.scrolled {
            background: rgba(11, 14, 20, 0.96);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .nav-link {
            color: #D1D5DB;
            transition: color 0.2s;
            position: relative;
            padding: 8px 4px;
            font-size: 14px;
            letter-spacing: 0.3px;
        }
        .nav-link:hover { color: #fff; }
        .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0; left: 0; right: 0;
            height: 2px;
            background: var(--brand);
            transform: scaleX(0);
            transition: transform 0.3s;
            border-radius: 2px;
        }
        .nav-link:hover::after,
        .nav-link.active::after { transform: scaleX(1); }
        .nav-link.active { color: #fff; font-weight: 500; }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            background: var(--brand);
            color: #0B0E14;
            font-weight: 700;
            transition: all 0.2s;
            font-size: 15px;
            line-height: 1.4;
        }
        .btn-primary:hover {
            background: var(--brand-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245, 158, 11, 0.25);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.5);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            transition: all 0.2s;
            font-size: 15px;
            line-height: 1.4;
            background: transparent;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.35);
        }
        .btn-secondary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
        }

        /* ===== 卡片 ===== */
        .cat-card {
            background: var(--card);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.05);
            overflow: hidden;
            transition: all 0.3s;
        }
        .cat-card:hover {
            border-color: rgba(245, 158, 11, 0.35);
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }
        .cat-card .poster {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .cat-card .poster img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .cat-card:hover .poster img { transform: scale(1.05); }
        .cat-card .poster .grace { 
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(10, 12, 18, 0.6) 100%);
        }

        /* ===== 徽章 ===== */
        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 9999px;
            background: rgba(245, 158, 11, 0.1);
            color: var(--brand);
            font-size: 12px;
            font-weight: 500;
        }
        .badge-status {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 9999px;
            background: rgba(34, 211, 238, 0.12);
            color: #22D3EE;
            font-size: 12px;
            font-weight: 600;
        }
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 9999px;
            background: rgba(255, 255, 255, 0.05);
            color: #D1D5DB;
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 12px;
        }
        .badge-corner {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 14, 20, 0.8);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 9999px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        /* ===== 筛选条 ===== */
        .chip-btn {
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
            padding: 8px 18px;
            border-radius: 9999px;
            background: rgba(255, 255, 255, 0.05);
            color: #D1D5DB;
            font-size: 13px;
            border: 1px solid transparent;
            transition: all 0.2s;
        }
        .chip-btn:hover { border-color: var(--brand); color: #fff; }
        .chip-btn.active {
            background: var(--brand);
            color: #0B0E14;
            font-weight: 600;
        }
        .select-sort {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #E5E7EB;
            border-radius: var(--radius-sm);
            padding: 9px 16px;
            font-size: 13px;
            transition: border-color 0.2s;
        }
        .select-sort:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
        }
        .select-sort option { background: var(--surface); color: #E5E7EB; }

        /* ===== 搜索框 ===== */
        .search-box {
            position: relative;
            max-width: 440px;
            width: 100%;
        }
        .search-box input {
            width: 100%;
            background: rgba(19, 23, 34, 0.9);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 9999px;
            padding: 12px 48px 12px 20px;
            color: #fff;
            font-size: 14px;
            transition: all 0.25s;
        }
        .search-box input::placeholder { color: #6B7280; }
        .search-box input:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
        }
        .search-box .icon {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 9999px;
            background: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0B0E14;
            transition: background 0.2s;
        }
        .search-box .icon:hover { background: var(--brand-hover); }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            color: #6B7280;
            font-size: 14px;
        }
        .breadcrumb a { color: #9CA3AF; transition: color 0.2s; }
        .breadcrumb a:hover { color: var(--brand); }
        .breadcrumb span { color: #4B5563; }

        /* ===== 分页 ===== */
        .page-btn {
            width: 40px;
            height: 40px;
            border-radius: 9999px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #D1D5DB;
            transition: all 0.2s;
            border: 1px solid transparent;
        }
        .page-btn:hover { background: rgba(255, 255, 255, 0.08); }
        .page-btn.active {
            background: var(--brand);
            color: #0B0E14;
            font-weight: 700;
        }
        .page-btn.disabled { opacity: 0.4; cursor: not-allowed; }

        /* ===== FAQ ===== */
        .faq-item { border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: #E5E7EB;
            transition: color 0.2s;
        }
        .faq-question:hover { color: var(--brand); }
        .faq-question .icon {
            width: 28px;
            height: 28px;
            border-radius: 9999px;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 18px;
            line-height: 1;
            transition: all 0.3s;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            opacity: 0;
            transition: all 0.35s ease;
            font-size: 14px;
            color: var(--text-muted);
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            opacity: 1;
            padding-bottom: 18px;
        }
        .faq-item.open .faq-question .icon { transform: rotate(45deg); background: var(--brand); color: #0B0E14; }

        /* ===== CTA ===== */
        .cta-banner {
            background: linear-gradient(120deg, rgba(245, 158, 11, 0.12), transparent 60%), var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.15), transparent 70%);
            pointer-events: none;
        }

        /* ===== 页头横幅 ===== */
        .page-banner {
            position: relative;
            padding: 160px 0 50px;
            background: var(--surface);
            overflow: hidden;
        }
        .page-banner .bg-layer {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            filter: blur(6px) brightness(0.35);
            transform: scale(1.05);
        }
        .page-banner .content {
            position: relative;
            z-index: 2;
        }

        /* ===== 移动端菜单 ===== */
        .menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
        }
        .menu-btn span {
            width: 22px;
            height: 2px;
            background: #E5E7EB;
            border-radius: 2px;
            transition: all 0.3s;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(11, 14, 20, 0.97);
            backdrop-filter: blur(14px);
            padding: 20px 24px 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            z-index: 45;
            transform: translateY(-8px);
            opacity: 0;
            pointer-events: none;
            transition: all 0.3s;
        }
        .mobile-menu.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            color: #D1D5DB;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .mobile-menu a:last-of-type { border-bottom: none; }

        @media (max-width: 767px) {
            .desktop-nav, .header-cta { display: none; }
            .menu-btn { display: flex; }
            .mobile-menu { display: block; }
            .page-banner { padding: 140px 0 40px; }
        }
        @media (max-width: 639px) {
            .container { padding: 0 16px; }
            .breadcrumb { font-size: 13px; }
            .chip-btn { padding: 6px 14px; font-size: 12px; }
        }