/* roulang page: index */
:root {
            --bg-page: #0A0D18;
            --bg-base: #0E1220;
            --bg-card: #161C2E;
            --bg-card-alt: #1B2238;
            --bg-input: #12182A;
            --bg-input-hover: #1B2238;
            --border-subtle: #2A3148;
            --border-glow: #3D4760;
            --gold: #D9A54B;
            --gold-light: #E8C17A;
            --gold-rgb: 217, 165, 75;
            --text-primary: #F2EFE8;
            --text-secondary: #A8AFC0;
            --text-muted: #7C8496;
            --success: #5FB68D;
            --warning: #D97B6C;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(217, 165, 75, 0.4);
            --shadow-btn: 0 2px 12px rgba(217, 165, 75, 0.25);
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --max-width: 1200px;
            --gutter: 24px;
            --section-gap-mobile: 48px;
            --section-gap-tablet: 64px;
            --section-gap-desktop: 80px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        a:hover {
            color: var(--gold-light);
            text-decoration: underline;
            text-decoration-color: rgba(232, 193, 122, 0.5);
            text-underline-offset: 3px;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gutter);
            padding-right: var(--gutter);
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: rgba(14, 18, 32, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(42, 49, 72, 0.8);
            transition: background-color var(--transition-med);
        }

        .site-header.scrolled {
            background-color: rgba(10, 13, 24, 0.97);
            border-bottom-color: rgba(217, 165, 75, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .logo:hover {
            color: var(--gold-light);
            text-decoration: none;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #E8C17A, #D9A54B 45%, #8A6A2F 70%, transparent 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(217, 165, 75, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast), background-color var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--text-primary);
            background-color: rgba(217, 165, 75, 0.08);
            text-decoration: none;
        }

        .main-nav a.active {
            color: var(--gold);
            background-color: rgba(217, 165, 75, 0.12);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }

        .nav-toggle:hover {
            border-color: var(--gold);
        }

        .nav-toggle .bar {
            width: 20px;
            height: 2px;
            background-color: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .nav-toggle.open .bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open .bar:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open .bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            padding: 8px 0 16px;
            gap: 4px;
            background-color: rgba(10, 13, 24, 0.98);
            border-top: 1px solid var(--border-subtle);
        }

        .mobile-nav a {
            display: block;
            padding: 12px 20px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: background-color var(--transition-fast), color var(--transition-fast);
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            background-color: rgba(217, 165, 75, 0.1);
            color: var(--gold);
            text-decoration: none;
        }

        /* ===== Hero Section ===== */
        .hero {
            padding-top: 140px;
            padding-bottom: 72px;
            position: relative;
            background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-page) 100%);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 60%;
            height: 80%;
            background: radial-gradient(ellipse at center, rgba(217, 165, 75, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 50%;
            height: 60%;
            background: radial-gradient(ellipse at center, rgba(217, 165, 75, 0.04) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background-color: rgba(217, 165, 75, 0.1);
            border: 1px solid rgba(217, 165, 75, 0.3);
            border-radius: 18px;
            font-size: 0.8rem;
            color: var(--gold);
            letter-spacing: 0.06em;
            margin-bottom: 20px;
            font-weight: 500;
        }

        .hero-tag::before {
            content: '✦';
            font-size: 12px;
            color: var(--gold-light);
        }

        .hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(2rem, 4vw, 2.6rem);
            font-weight: 700;
            line-height: 1.35;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
            color: var(--text-primary);
        }

        .hero h1 .highlight {
            color: var(--gold);
            position: relative;
            white-space: nowrap;
        }

        .hero-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 520px;
            margin-bottom: 32px;
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 46px;
            padding: 0 28px;
            border-radius: var(--radius-lg);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: 0.02em;
            border: 1px solid transparent;
        }

        .btn-primary {
            background-color: var(--gold);
            color: var(--bg-base);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background-color: var(--gold-light);
            color: var(--bg-base);
            box-shadow: 0 4px 20px rgba(217, 165, 75, 0.4);
            text-decoration: none;
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(217, 165, 75, 0.25);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--gold);
            border-color: rgba(217, 165, 75, 0.5);
        }

        .btn-outline:hover {
            color: var(--gold-light);
            border-color: var(--gold-light);
            background-color: rgba(217, 165, 75, 0.06);
            text-decoration: none;
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
            aspect-ratio: 4/3;
            background-color: var(--bg-card);
            border: 1px solid rgba(42, 49, 72, 0.6);
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 18, 32, 0.2) 0%, transparent 50%, rgba(10, 13, 24, 0.4) 100%);
            pointer-events: none;
        }

        .hero-visual .visual-badge {
            position: absolute;
            bottom: 16px;
            right: 16px;
            z-index: 2;
            background: rgba(10, 13, 24, 0.85);
            backdrop-filter: blur(8px);
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            color: var(--gold-light);
            border: 1px solid rgba(217, 165, 75, 0.3);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 48px;
            position: relative;
            z-index: 2;
        }

        .trust-item {
            text-align: center;
            padding: 20px 16px;
            background: rgba(22, 28, 46, 0.7);
            border-radius: var(--radius-md);
            border: 1px solid rgba(42, 49, 72, 0.5);
            transition: border-color var(--transition-fast), transform var(--transition-fast);
        }

        .trust-item:hover {
            border-color: rgba(217, 165, 75, 0.35);
            transform: translateY(-2px);
        }

        .trust-number {
            font-family: var(--font-serif);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--gold);
            display: block;
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .trust-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        /* ===== Section 通用 ===== */
        .section {
            padding: var(--section-gap-mobile) 0;
            position: relative;
        }

        .section-alt {
            background-color: rgba(22, 28, 46, 0.5);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.08em;
            color: var(--gold);
            text-transform: uppercase;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .section-header .section-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.9;
        }

        /* ===== 分类入口板块 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .category-card {
            display: flex;
            flex-direction: column;
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: border-color var(--transition-med), box-shadow var(--transition-med), transform var(--transition-med);
            text-decoration: none;
            color: var(--text-primary);
            min-height: 180px;
            cursor: pointer;
        }

        .category-card:hover {
            border-color: rgba(217, 165, 75, 0.45);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            text-decoration: none;
        }

        .category-card .card-img {
            height: 120px;
            background-color: var(--bg-card-alt);
            overflow: hidden;
            flex-shrink: 0;
        }

        .category-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }

        .category-card:hover .card-img img {
            transform: scale(1.05);
        }

        .category-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-card .card-body h3 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .category-card .card-body p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .category-card .card-link {
            font-size: 0.78rem;
            color: var(--gold);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
        }

        .category-card:first-child {
            grid-row: span 2;
        }

        .category-card:first-child .card-img {
            height: 220px;
        }

        .category-card:first-child .card-body h3 {
            font-size: 1.25rem;
        }

        /* ===== 知识速览 ===== */
        .knowledge-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-glow) transparent;
        }

        .knowledge-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .knowledge-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .knowledge-scroll::-webkit-scrollbar-thumb {
            background-color: var(--border-glow);
            border-radius: 3px;
        }

        .knowledge-item {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: border-color var(--transition-med), transform var(--transition-med), box-shadow var(--transition-med);
        }

        .knowledge-item:hover {
            border-color: rgba(217, 165, 75, 0.4);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .knowledge-item .knowledge-img {
            height: 140px;
            overflow: hidden;
        }
        .knowledge-item .knowledge-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }
        .knowledge-item:hover .knowledge-img img {
            transform: scale(1.05);
        }
        .knowledge-item .knowledge-body {
            padding: 16px 18px 20px;
        }
        .knowledge-item .knowledge-body h3 {
            font-family: var(--font-serif);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .knowledge-item .knowledge-body p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .knowledge-item .knowledge-tag {
            display: inline-block;
            font-size: 0.7rem;
            color: var(--gold);
            background-color: rgba(217, 165, 75, 0.08);
            padding: 2px 10px;
            border-radius: 10px;
            margin-bottom: 8px;
            font-weight: 500;
        }

        /* ===== 预约互动 ===== */
        .booking-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 36px;
            align-items: start;
        }

        .booking-steps {
            list-style: none;
            padding: 0;
        }

        .booking-steps li {
            display: flex;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(42, 49, 72, 0.5);
        }

        .booking-steps li:last-child {
            border-bottom: none;
        }

        .step-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background-color: rgba(217, 165, 75, 0.12);
            color: var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            border: 1px solid rgba(217, 165, 75, 0.25);
        }

        .step-content h3 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .step-content p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .booking-form {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid var(--border-subtle);
        }

        .booking-form h3 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-bottom: 6px;
            font-weight: 500;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 14px;
            background-color: var(--bg-input);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 0.9rem;
            font-family: var(--font-sans);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
            resize: vertical;
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: var(--text-muted);
            font-size: 0.82rem;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(217, 165, 75, 0.12);
            background-color: var(--bg-input-hover);
            outline: none;
        }

        .form-group textarea {
            min-height: 90px;
        }

        /* ===== 直播回放 ===== */
        .live-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .live-item {
            display: grid;
            grid-template-columns: 220px 1fr auto;
            gap: 20px;
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: border-color var(--transition-med), transform var(--transition-med), box-shadow var(--transition-med);
            align-items: center;
            padding: 12px;
        }

        .live-item:hover {
            border-color: rgba(217, 165, 75, 0.4);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .live-thumb {
            height: 100%;
            border-radius: var(--radius-sm);
            overflow: hidden;
            aspect-ratio: 4/3;
        }
        .live-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .live-info h3 {
            font-family: var(--font-serif);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .live-info .live-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .live-info .live-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin-top: 6px;
            line-height: 1.7;
        }

        .btn-sm {
            height: 38px;
            padding: 0 18px;
            font-size: 0.8rem;
            border-radius: 19px;
            white-space: nowrap;
        }

        /* ===== 最新动态 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 24px;
        }

        .news-featured {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: border-color var(--transition-med), transform var(--transition-med);
        }
        .news-featured:hover {
            border-color: rgba(217, 165, 75, 0.4);
            transform: translateY(-3px);
        }
        .news-featured .news-img {
            height: 180px;
            overflow: hidden;
        }
        .news-featured .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }
        .news-featured:hover .news-img img {
            transform: scale(1.04);
        }
        .news-featured .news-body {
            padding: 18px 20px;
        }
        .news-featured .news-body h3 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .news-featured .news-body p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .news-side-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .news-side-item {
            display: flex;
            gap: 12px;
            align-items: center;
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 12px 14px;
            border: 1px solid var(--border-subtle);
            transition: border-color var(--transition-fast), transform var(--transition-fast);
        }
        .news-side-item:hover {
            border-color: rgba(217, 165, 75, 0.35);
            transform: translateX(4px);
        }
        .news-side-item .side-thumb {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-side-item .side-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-side-item .side-info h4 {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-primary);
            margin-bottom: 2px;
            line-height: 1.4;
        }
        .news-side-item .side-info p {
            font-size: 0.72rem;
            color: var(--text-muted);
        }

        /* ===== 品牌介绍 ===== */
        .brand-grid {
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 36px;
            align-items: center;
        }

        .brand-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 2;
            margin-bottom: 16px;
        }

        .brand-text p:first-of-type {
            color: var(--text-primary);
            font-size: 1.02rem;
        }

        .brand-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 16px;
        }
        .brand-tags span {
            padding: 6px 16px;
            background-color: rgba(217, 165, 75, 0.08);
            border: 1px solid rgba(217, 165, 75, 0.2);
            border-radius: 20px;
            font-size: 0.78rem;
            color: var(--gold);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        .brand-visual {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4/3;
            border: 1px solid var(--border-subtle);
            background-color: var(--bg-card-alt);
        }
        .brand-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== 评价 ===== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-subtle);
            transition: border-color var(--transition-med), transform var(--transition-med);
        }
        .review-card:hover {
            border-color: rgba(217, 165, 75, 0.3);
            transform: translateY(-3px);
        }
        .review-stars {
            color: var(--gold);
            font-size: 0.85rem;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }
        .review-text {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
            font-style: italic;
        }
        .review-author {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .review-author::before {
            content: '—';
            color: var(--gold);
        }

        /* ===== 数据展示 ===== */
        .data-banner {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 24px;
            border: 1px solid rgba(217, 165, 75, 0.15);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-item {
            text-align: center;
        }
        .data-item .data-num {
            font-family: var(--font-serif);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--gold);
            display: block;
            line-height: 1.2;
        }
        .data-item .data-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .data-item .data-desc {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 6px;
            line-height: 1.6;
            max-width: 200px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 时间轴 ===== */
        .timeline {
            position: relative;
            padding-left: 28px;
            max-width: 700px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--gold) 0%, rgba(217, 165, 75, 0.2) 100%);
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            padding-bottom: 28px;
            padding-left: 16px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 8px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--gold);
            box-shadow: 0 0 0 4px rgba(217, 165, 75, 0.15);
        }
        .timeline-item .tl-year {
            font-family: var(--font-serif);
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--gold);
            display: block;
            margin-bottom: 4px;
        }
        .timeline-item .tl-text {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }
        .faq-item {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
        }
        .faq-item.active {
            border-left: 3px solid var(--gold);
            background-color: var(--bg-card-alt);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-primary);
            gap: 12px;
            user-select: none;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
            line-height: 1.6;
        }
        .faq-question:hover {
            color: var(--gold-light);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 1.1rem;
            color: var(--gold);
            transition: transform var(--transition-fast);
            display: flex;
            align-items: center;
        }
        .faq-question .faq-symbol {
            color: var(--gold);
            margin-right: 8px;
            font-size: 0.9rem;
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-med);
            padding: 0 22px;
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.9;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .faq-answer p {
            padding-bottom: 12px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-card-alt) 60%, rgba(217, 165, 75, 0.06) 100%);
            border-radius: var(--radius-xl);
            padding: 56px 32px;
            text-align: center;
            border: 1px solid rgba(217, 165, 75, 0.2);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(217, 165, 75, 0.05) 0%, transparent 65%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.4rem, 3vw, 1.8rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            position: relative;
            z-index: 2;
        }
        .cta-section p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 480px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 2;
            line-height: 1.9;
        }
        .cta-section .btn {
            position: relative;
            z-index: 2;
        }

        /* ===== Footer ===== */
        .site-footer {
            background-color: #0A0D18;
            border-top: 1px solid rgba(42, 49, 72, 0.6);
            margin-top: 48px;
            padding-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 260px;
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--text-primary);
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid rgba(42, 49, 72, 0.5);
            padding: 18px 0 24px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.72rem;
            color: var(--text-muted);
            line-height: 2;
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 6px;
        }
        .footer-bottom .footer-links a {
            font-size: 0.72rem;
            color: var(--text-muted);
        }
        .footer-bottom .footer-links a:hover {
            color: var(--gold);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-visual {
                aspect-ratio: 16/9;
            }
            .hero-trust {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .category-card:first-child {
                grid-row: span 1;
                grid-column: span 2;
            }
            .category-card:first-child .card-img {
                height: 160px;
            }
            .booking-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .brand-grid {
                grid-template-columns: 1fr;
            }
            .review-grid {
                grid-template-columns: 1fr 1fr;
            }
            .data-banner {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 600px) {
            .header-inner {
                height: 60px;
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-nav {
                display: flex;
            }
            .mobile-nav.hidden {
                display: none;
            }
            .hero {
                padding-top: 110px;
                padding-bottom: 48px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-trust {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .trust-item {
                padding: 14px 10px;
            }
            .trust-number {
                font-size: 1.4rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card:first-child {
                grid-column: span 1;
            }
            .category-card:first-child .card-img {
                height: 140px;
            }
            .knowledge-scroll {
                gap: 14px;
            }
            .knowledge-item {
                flex: 0 0 240px;
            }
            .live-item {
                grid-template-columns: 1fr;
                padding: 14px;
            }
            .live-thumb {
                aspect-ratio: 16/9;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .data-banner {
                grid-template-columns: 1fr 1fr;
                padding: 24px 16px;
            }
            .data-item .data-num {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .booking-form {
                padding: 20px;
            }
            .cta-section {
                padding: 36px 20px;
            }
            .btn {
                height: 44px;
                padding: 0 22px;
                font-size: 0.88rem;
            }
            .hero-actions {
                gap: 10px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 0.88rem;
            }
            .faq-answer {
                padding: 0 18px;
                font-size: 0.82rem;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 16px;
            }
        }

        @media (max-width: 380px) {
            .hero-trust {
                grid-template-columns: 1fr;
            }
            .data-banner {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --bg-page: #0A0D18;
            --bg-base: #0E1220;
            --bg-card: #161C2E;
            --bg-card-alt: #1B2238;
            --bg-input: #12182A;
            --bg-input-hover: #1B2238;
            --border-subtle: #2A3148;
            --border-glow: #3D4760;
            --gold: #D9A54B;
            --gold-light: #E8C17A;
            --gold-rgb: 217, 165, 75;
            --text-primary: #F2EFE8;
            --text-secondary: #A8AFC0;
            --text-muted: #7C8496;
            --success: #5FB68D;
            --warning: #D97B6C;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(217, 165, 75, 0.4);
            --shadow-btn: 0 2px 12px rgba(217, 165, 75, 0.25);
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --max-width: 1200px;
            --gutter: 24px;
            --section-gap-mobile: 48px;
            --section-gap-tablet: 64px;
            --section-gap-desktop: 80px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--gold);
            text-decoration: none;
            transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
        }
        a:hover {
            color: var(--gold-light);
            text-decoration: underline;
            text-decoration-color: rgba(232, 193, 122, 0.5);
            text-underline-offset: 3px;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gutter);
            padding-right: var(--gutter);
        }
        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: rgba(14, 18, 32, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(42, 49, 72, 0.8);
            transition: background-color var(--transition-med);
        }
        .site-header.scrolled {
            background-color: rgba(10, 13, 24, 0.97);
            border-bottom-color: rgba(217, 165, 75, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .logo:hover {
            color: var(--gold-light);
            text-decoration: none;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #E8C17A, #D9A54B 45%, #8A6A2F 70%, transparent 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(217, 165, 75, 0.35);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast), background-color var(--transition-fast);
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--text-primary);
            background-color: rgba(217, 165, 75, 0.08);
            text-decoration: none;
        }
        .main-nav a.active {
            color: var(--gold);
            background-color: rgba(217, 165, 75, 0.12);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }
        .nav-toggle:hover {
            border-color: var(--gold);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 22px;
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            text-decoration: none;
        }
        .btn-gold {
            background-color: var(--gold);
            color: var(--bg-base);
            box-shadow: var(--shadow-btn);
        }
        .btn-gold:hover {
            background-color: var(--gold-light);
            color: var(--bg-base);
            text-decoration: none;
            transform: translateY(-1px);
        }
        .btn-gold-outline {
            background-color: transparent;
            color: var(--gold);
            border: 1px solid var(--gold);
            box-shadow: none;
        }
        .btn-gold-outline:hover {
            background-color: rgba(217, 165, 75, 0.1);
            color: var(--gold-light);
            text-decoration: none;
            border-color: var(--gold-light);
        }
        /* Section general */
        main {
            padding-top: 68px;
        }
        section {
            padding-top: var(--section-gap-mobile);
            padding-bottom: var(--section-gap-mobile);
        }
        .section-heading {
            margin-bottom: 32px;
        }
        .section-heading h2 {
            font-family: var(--font-serif);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .section-heading p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 700px;
            margin: 0;
        }
        .eyebrow {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            background-color: rgba(217, 165, 75, 0.12);
            color: var(--gold);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
        }
        /* Hero */
        .category-hero {
            background: radial-gradient(circle at 20% 30%, rgba(217,165,75,0.05), transparent 60%), var(--bg-base);
            border-bottom: 1px solid var(--border-subtle);
        }
        .category-hero .row {
            align-items: center;
            min-height: 420px;
        }
        .hero-lead {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 540px;
            margin: 16px 0 24px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .hero-meta span {
            padding: 4px 14px;
            border-radius: 16px;
            background-color: var(--bg-card-alt);
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            font-size: 0.85rem;
        }
        .hero-visual {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
        }
        .hero-visual img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }
        /* Cards */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .featured-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .featured-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-glow);
        }
        .featured-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .featured-card-body {
            padding: 20px;
        }
        .featured-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            font-family: var(--font-serif);
        }
        .featured-card-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 12px;
        }
        .card-tag {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 12px;
            background-color: rgba(217,165,75,0.1);
            color: var(--gold);
            font-size: 0.75rem;
            margin-right: 8px;
        }
        /* List grid */
        .list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .list-card {
            display: flex;
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .list-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-glow);
        }
        .list-card-img {
            width: 40%;
            min-height: 140px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .list-card-body {
            padding: 16px 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .list-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
            font-family: var(--font-serif);
        }
        .list-card-body p {
            color: var(--text-secondary);
            font-size: 0.88rem;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .list-card-meta {
            display: flex;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .list-bottom {
            margin-top: 24px;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        /* Knowledge */
        .knowledge-section {
            background-color: var(--bg-base);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .knowledge-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .knowledge-item {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .knowledge-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .knowledge-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .knowledge-item p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
        }
        /* Booking */
        .booking-section {
            background-color: var(--bg-card-alt);
            border-radius: var(--radius-md);
            margin: 0 auto;
            max-width: 1000px;
            padding: 48px 32px;
            margin-top: 40px;
            margin-bottom: 40px;
            border: 1px solid var(--border-subtle);
        }
        .steps {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }
        .steps li {
            padding: 8px 0;
            color: var(--text-secondary);
            font-size: 0.95rem;
            position: relative;
            padding-left: 28px;
        }
        .steps li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--gold);
        }
        .booking-form .form-group {
            margin-bottom: 16px;
        }
        .booking-form label {
            display: block;
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 6px;
        }
        .booking-form input,
        .booking-form textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            background-color: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .booking-form input:focus,
        .booking-form textarea:focus {
            outline: none;
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(217, 165, 75, 0.2);
            background-color: var(--bg-input-hover);
        }
        .booking-form textarea {
            resize: vertical;
            min-height: 90px;
        }
        /* Live */
        .live-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .live-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .live-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .live-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .live-card-body {
            padding: 20px;
        }
        .live-card-body .date {
            font-size: 0.8rem;
            color: var(--gold);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .live-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
            font-family: var(--font-serif);
        }
        .live-card-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 12px;
        }
        /* Review */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .review-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .review-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .review-card .stars {
            color: var(--gold);
            font-size: 0.9rem;
            margin-bottom: 10px;
        }
        .review-card .review-text {
            color: var(--text-primary);
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .review-card .review-author {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        /* FAQ */
        .faq-section {
            background-color: var(--bg-base);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item.active {
            border-left: 3px solid var(--gold);
        }
        .faq-question {
            padding: 18px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question::before {
            content: "✦";
            color: var(--gold);
            margin-right: 10px;
            flex-shrink: 0;
        }
        .faq-question .icon {
            font-size: 1.2rem;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question .icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-med);
            color: var(--text-secondary);
            font-size: 0.9rem;
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }
        /* Related */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .related-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .related-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            text-decoration: none;
            color: var(--text-primary);
        }
        .related-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .related-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
        }
        /* CTA */
        .cta-section {
            text-align: center;
            background-color: var(--bg-card-alt);
            border-radius: var(--radius-md);
            padding: 48px 24px;
            border: 1px solid var(--border-subtle);
            margin-bottom: 40px;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-family: var(--font-serif);
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-primary);
        }
        /* Footer */
        .site-footer {
            background-color: #0A0D18;
            border-top: 1px solid var(--border-subtle);
            padding-top: 48px;
            padding-bottom: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-brand p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            max-width: 300px;
        }
        .footer-col h4 {
            color: var(--text-primary);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--text-primary);
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .footer-links {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-top: 10px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--text-primary);
        }
        /* Responsive */
        @media (max-width: 1023px) {
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .knowledge-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .live-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .list-grid {
                grid-template-columns: 1fr;
            }
            .list-card-img {
                width: 35%;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background-color: rgba(10, 13, 24, 0.98);
                border-bottom: 1px solid var(--border-subtle);
                padding: 16px;
                gap: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                justify-content: center;
                padding: 12px;
            }
            .nav-toggle {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .featured-grid,
            .knowledge-list,
            .live-grid,
            .related-grid {
                grid-template-columns: 1fr;
            }
            section {
                padding-top: var(--section-gap-mobile);
                padding-bottom: var(--section-gap-mobile);
            }
            .booking-section {
                padding: 32px 20px;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                height: 60px;
            }
            .main-nav.open {
                top: 60px;
            }
            .logo {
                font-size: 1.2rem;
            }
            .category-hero .row {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-visual img {
                height: 200px;
            }
            .list-card {
                flex-direction: column;
            }
            .list-card-img {
                width: 100%;
                height: 160px;
            }
            .review-grid,
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                grid-column: auto;
            }
        }

/* roulang page: category2 */
:root {
      --bg-page: #0A0D18;
      --bg-base: #0E1220;
      --bg-card: #161C2E;
      --bg-card-alt: #1B2238;
      --bg-input: #12182A;
      --bg-input-hover: #1B2238;
      --border-subtle: #2A3148;
      --border-glow: #3D4760;
      --gold: #D9A54B;
      --gold-light: #E8C17A;
      --gold-rgb: 217, 165, 75;
      --text-primary: #F2EFE8;
      --text-secondary: #A8AFC0;
      --text-muted: #7C8496;
      --success: #5FB68D;
      --warning: #D97B6C;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-xl: 28px;
      --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
      --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(217, 165, 75, 0.4);
      --shadow-btn: 0 2px 12px rgba(217, 165, 75, 0.25);
      --transition-fast: 0.2s ease;
      --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
      --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
      --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      --max-width: 1200px;
      --gutter: 24px;
      --section-gap-mobile: 48px;
      --section-gap-tablet: 64px;
      --section-gap-desktop: 80px;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; font-size: 16px; }
    body {
      font-family: var(--font-sans);
      background-color: var(--bg-page);
      color: var(--text-primary);
      line-height: 1.8;
      min-height: 100vh;
      overflow-x: hidden;
      margin: 0;
      padding-top: 68px; /* fixed header offset */
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--gold); text-decoration: none; transition: color var(--transition-fast), text-decoration-color var(--transition-fast); }
    a:hover { color: var(--gold-light); text-decoration: underline; text-decoration-color: rgba(232, 193, 122, 0.5); text-underline-offset: 3px; }
    a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 4px; }
    .container { max-width: var(--max-width); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }

    /* Header */
    .site-header {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background-color: rgba(14, 18, 32, 0.94);
      backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(42, 49, 72, 0.8);
      transition: background-color var(--transition-med);
    }
    .site-header.scrolled { background-color: rgba(10, 13, 24, 0.97); border-bottom-color: rgba(217, 165, 75, 0.25); }
    .header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
    .logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700; color: var(--text-primary); white-space: nowrap; letter-spacing: 0.02em; }
    .logo:hover { color: var(--gold-light); text-decoration: none; }
    .logo-icon { width: 36px; height: 36px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #E8C17A, #D9A54B 45%, #8A6A2F 70%, transparent 100%); display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--bg-base); flex-shrink: 0; box-shadow: 0 0 16px rgba(217, 165, 75, 0.35); }
    .main-nav { display: flex; align-items: center; gap: 4px; }
    .main-nav a { display: inline-flex; align-items: center; padding: 8px 16px; border-radius: 20px; font-size: 0.9rem; font-weight: 500; color: var(--text-secondary); transition: color var(--transition-fast), background-color var(--transition-fast); white-space: nowrap; }
    .main-nav a:hover { color: var(--text-primary); background-color: rgba(217, 165, 75, 0.08); text-decoration: none; }
    .main-nav a.active { color: var(--gold); background-color: rgba(217, 165, 75, 0.12); font-weight: 600; }
    .nav-toggle { display: none; flex-direction: column; justify-content: center; align-items: center; gap: 5px; width: 44px; height: 44px; background: transparent; border: 1px solid var(--border-subtle); border-radius: 10px; cursor: pointer; z-index: 1001; }
    .nav-toggle span { display: block; width: 20px; height: 2px; background-color: var(--text-primary); border-radius: 1px; transition: transform var(--transition-fast), opacity var(--transition-fast); }
    .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle.open span:nth-child(2) { opacity: 0; }
    .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* Main layout */
    main { display: block; }
    section { padding: var(--section-gap-mobile) 0; }
    @media (min-width: 600px) { section { padding: var(--section-gap-tablet) 0; } }
    @media (min-width: 1024px) { section { padding: var(--section-gap-desktop) 0; } }

    .section-heading { max-width: 700px; margin-bottom: 32px; }
    .eyebrow { display: inline-block; padding: 6px 14px; border-radius: 20px; background-color: rgba(217, 165, 75, 0.1); color: var(--gold); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.05em; margin-bottom: 12px; border: 1px solid rgba(217, 165, 75, 0.2); }
    h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; line-height: 1.4; color: var(--text-primary); margin: 0 0 12px; }
    h1 { font-size: 2rem; } /* 32px */
    h2 { font-size: 1.75rem; } /* 28px */
    h3 { font-size: 1.15rem; } /* 18.4px */
    p { color: var(--text-secondary); margin-bottom: 16px; }
    .text-primary { color: var(--text-primary) !important; }

    /* Buttons */
    .btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 24px; border-radius: var(--radius-lg); font-weight: 600; font-size: 0.95rem; border: none; cursor: pointer; transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast); text-decoration: none; gap: 8px; }
    .btn-primary { background-color: var(--gold); color: var(--bg-base); box-shadow: var(--shadow-btn); }
    .btn-primary:hover { background-color: var(--gold-light); color: var(--bg-base); text-decoration: none; transform: translateY(-2px); }
    .btn-ghost { background-color: transparent; color: var(--gold); border: 1px solid var(--gold); }
    .btn-ghost:hover { background-color: rgba(217, 165, 75, 0.1); color: var(--gold-light); border-color: var(--gold-light); text-decoration: none; transform: translateY(-2px); }
    .btn:active { transform: translateY(0); }

    /* Cards */
    .card-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
    @media (min-width: 600px) { .card-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; } }
    @media (min-width: 1024px) { .card-grid { grid-template-columns: repeat(3, 1fr); gap: 28px; } }
    .content-card { background-color: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card); transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med); display: flex; flex-direction: column; }
    .content-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); border-color: rgba(217, 165, 75, 0.5); }
    .card-img { aspect-ratio: 16/9; overflow: hidden; background-color: var(--bg-card-alt); }
    .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-med); }
    .content-card:hover .card-img img { transform: scale(1.04); }
    .card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
    .card-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
    .card-tags span { padding: 4px 10px; border-radius: 20px; background-color: rgba(217, 165, 75, 0.08); color: var(--gold); font-size: 0.72rem; font-weight: 500; border: 1px solid rgba(217, 165, 75, 0.15); }
    .card-body h3 { font-size: 1.1rem; margin-bottom: 10px; }
    .card-body p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 14px; color: var(--text-secondary); }
    .card-meta { margin-top: auto; padding-top: 12px; border-top: 1px solid var(--border-subtle); display: flex; justify-content: space-between; color: var(--text-muted); font-size: 0.78rem; }

    /* Hero */
    .page-hero { padding: 48px 0 40px; background: linear-gradient(160deg, #0E1220 0%, #111827 60%, #0A0D18 100%); position: relative; overflow: hidden; }
    .page-hero::before { content: ""; position: absolute; top: -80px; right: -40px; width: 300px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(217,165,75,0.1), transparent 70%); pointer-events: none; }
    .hero-grid { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
    @media (min-width: 768px) { .hero-grid { grid-template-columns: 1.1fr 0.9fr; gap: 48px; } }
    .hero-copy h1 { font-size: 2rem; margin-bottom: 16px; position: relative; z-index: 1; }
    .hero-lead { font-size: 1.05rem; color: var(--text-secondary); max-width: 620px; margin-bottom: 28px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-visual { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); border: 1px solid var(--border-subtle); }
    .hero-visual img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
    .hero-badge { position: absolute; left: 16px; bottom: 16px; padding: 8px 16px; border-radius: 20px; background-color: rgba(10,13,24,0.85); color: var(--gold-light); font-size: 0.82rem; font-weight: 600; backdrop-filter: blur(8px); border: 1px solid rgba(217,165,75,0.3); }

    /* Service intro */
    .intro-grid { display: grid; grid-template-columns: 1fr; gap: 28px; }
    @media (min-width: 768px) { .intro-grid { grid-template-columns: 1.2fr 0.8fr; gap: 48px; } }
    .intro-text p { font-size: 1rem; line-height: 1.9; }
    .intro-points { display: flex; flex-direction: column; gap: 16px; }
    .point { background-color: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 18px 20px; display: flex; flex-direction: column; gap: 4px; transition: border-color var(--transition-fast); }
    .point:hover { border-color: rgba(217,165,75,0.4); }
    .point strong { color: var(--text-primary); font-size: 0.95rem; }
    .point span { color: var(--text-secondary); font-size: 0.85rem; }

    /* Interaction modes */
    .modes-grid { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
    @media (min-width: 768px) { .modes-grid { grid-template-columns: 1fr 1fr; gap: 48px; } }
    .modes-image { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-subtle); box-shadow: var(--shadow-card); }
    .modes-image img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
    .mode-list { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-direction: column; gap: 10px; }
    .mode-list li { padding: 10px 16px; background-color: var(--bg-card); border-radius: var(--radius-sm); border-left: 3px solid var(--gold); color: var(--text-secondary); font-size: 0.92rem; }
    .mode-list strong { color: var(--text-primary); }

    /* Stats */
    .stats-band { background-color: var(--bg-base); border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
    .stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
    @media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); gap: 28px; } }
    .stat { text-align: center; padding: 20px 12px; background-color: var(--bg-card); border-radius: var(--radius-md); border: 1px solid var(--border-subtle); }
    .stat-num { display: block; font-family: var(--font-serif); font-size: 2rem; font-weight: 700; color: var(--gold); margin-bottom: 6px; }
    .stat-label { color: var(--text-secondary); font-size: 0.85rem; }

    /* Reviews */
    .review-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
    @media (min-width: 768px) { .review-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
    .review-card { background-color: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 24px; box-shadow: var(--shadow-card); }
    .review-stars { color: var(--gold); letter-spacing: 2px; margin-bottom: 12px; font-size: 0.9rem; }
    .review-card p { font-size: 0.9rem; line-height: 1.8; margin-bottom: 14px; }
    .review-author { color: var(--text-muted); font-size: 0.82rem; }

    /* FAQ */
    .faq-list { max-width: 800px; }
    .faq-item { background-color: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); margin-bottom: 12px; padding: 0; transition: border-color var(--transition-fast), background-color var(--transition-fast); }
    .faq-item summary { list-style: none; cursor: pointer; padding: 18px 20px; font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: 10px; font-size: 0.95rem; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::before { content: "✦"; color: var(--gold); }
    .faq-item[open] { border-left: 3px solid var(--gold); background-color: var(--bg-card-alt); }
    .faq-item p { padding: 0 20px 18px 50px; margin: 0; color: var(--text-secondary); font-size: 0.9rem; line-height: 1.8; }
    .faq-item summary:hover { color: var(--gold-light); }

    /* Related sections */
    .related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
    @media (min-width: 600px) { .related-grid { grid-template-columns: repeat(4, 1fr); } }
    .related-grid a { background-color: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 22px 16px; text-align: center; font-weight: 600; color: var(--text-secondary); transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast); }
    .related-grid a:hover { border-color: var(--gold); color: var(--gold); text-decoration: none; transform: translateY(-3px); }

    /* Appointment form */
    .appointment-wrapper { display: grid; grid-template-columns: 1fr; gap: 32px; }
    @media (min-width: 768px) { .appointment-wrapper { grid-template-columns: 1fr 1fr; gap: 48px; } }
    .form-panel { background-color: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-card); }
    .form-group { margin-bottom: 16px; }
    .form-group label { display: block; color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 6px; }
    .form-group input, .form-group textarea { width: 100%; background-color: var(--bg-input); border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); padding: 10px 14px; color: var(--text-primary); font-family: inherit; font-size: 0.92rem; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
    .form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(217, 165, 75, 0.15); }
    .form-group textarea { min-height: 100px; resize: vertical; }
    .form-note { font-size: 0.78rem; color: var(--text-muted); margin-top: 8px; }

    /* CTA band */
    .cta-band { background: linear-gradient(135deg, rgba(217,165,75,0.08), rgba(14,18,32,0.95)), var(--bg-base); border: 1px solid rgba(217,165,75,0.2); border-radius: var(--radius-xl); padding: 48px 24px; text-align: center; }
    .cta-band h2 { color: var(--text-primary); margin-bottom: 12px; }
    .cta-band p { color: var(--text-secondary); margin-bottom: 24px; }

    /* Footer */
    .site-footer { background-color: #0A0D18; border-top: 1px solid var(--border-subtle); padding: 48px 0 24px; margin-top: 40px; }
    .footer-grid { display: grid; grid-template-columns: 1fr; gap: 32px; margin-bottom: 32px; }
    @media (min-width: 600px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 24px; } }
    .footer-brand h3 { font-size: 1.3rem; color: var(--text-primary); margin-bottom: 12px; }
    .footer-brand p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }
    .footer-col h4 { font-size: 0.95rem; color: var(--text-primary); margin-bottom: 14px; font-weight: 600; }
    .footer-col ul { list-style: none; padding: 0; margin: 0; }
    .footer-col ul li { margin-bottom: 8px; }
    .footer-col ul li a { color: var(--text-muted); font-size: 0.85rem; transition: color var(--transition-fast); }
    .footer-col ul li a:hover { color: var(--text-primary); text-decoration: none; }
    .footer-bottom { border-top: 1px solid var(--border-subtle); padding-top: 20px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; }
    .footer-bottom p { font-size: 0.75rem; color: var(--text-muted); margin: 0; }
    .footer-links { display: flex; gap: 16px; }
    .footer-links a { font-size: 0.75rem; color: var(--text-muted); }
    .footer-links a:hover { color: var(--gold-light); }

    /* Responsive nav */
    @media (max-width: 900px) {
      .nav-toggle { display: flex; }
      .main-nav { position: fixed; top: 68px; left: 0; right: 0; background-color: rgba(10,13,24,0.98); flex-direction: column; align-items: stretch; padding: 16px 24px; gap: 8px; border-bottom: 1px solid var(--border-subtle); transform: translateY(-120%); transition: transform var(--transition-med); z-index: 999; }
      .main-nav.open { transform: translateY(0); }
      .main-nav a { justify-content: center; padding: 14px 16px; font-size: 1rem; }
      body.nav-open { overflow: hidden; }
    }
    @media (min-width: 901px) {
      .main-nav { display: flex !important; transform: none !important; position: static; flex-direction: row; background: transparent; padding: 0; border: none; }
    }

    /* Extra small screens */
    @media (max-width: 520px) {
      h1 { font-size: 1.7rem; }
      h2 { font-size: 1.45rem; }
      .hero-lead { font-size: 0.95rem; }
      .btn { width: 100%; }
      .hero-actions { flex-direction: column; }
      .card-grid { grid-template-columns: 1fr; }
      .related-grid { grid-template-columns: 1fr; }
      .stats-grid { grid-template-columns: 1fr; }
    }

/* roulang page: category3 */
:root {
            --bg-page: #0A0D18;
            --bg-base: #0E1220;
            --bg-card: #161C2E;
            --bg-card-alt: #1B2238;
            --bg-input: #12182A;
            --bg-input-hover: #1B2238;
            --border-subtle: #2A3148;
            --border-glow: #3D4760;
            --gold: #D9A54B;
            --gold-light: #E8C17A;
            --gold-rgb: 217, 165, 75;
            --text-primary: #F2EFE8;
            --text-secondary: #A8AFC0;
            --text-muted: #7C8496;
            --success: #5FB68D;
            --warning: #D97B6C;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(217, 165, 75, 0.4);
            --shadow-btn: 0 2px 12px rgba(217, 165, 75, 0.25);
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --max-width: 1200px;
            --gutter: 24px;
            --section-gap-mobile: 48px;
            --section-gap-tablet: 64px;
            --section-gap-desktop: 80px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        a:hover {
            color: var(--gold-light);
            text-decoration: underline;
            text-decoration-color: rgba(232, 193, 122, 0.5);
            text-underline-offset: 3px;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gutter);
            padding-right: var(--gutter);
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: rgba(14, 18, 32, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(42, 49, 72, 0.8);
            transition: background-color var(--transition-med);
        }

        .site-header.scrolled {
            background-color: rgba(10, 13, 24, 0.97);
            border-bottom-color: rgba(217, 165, 75, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .logo:hover {
            color: var(--gold-light);
            text-decoration: none;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #E8C17A, #D9A54B 45%, #8A6A2F 70%, transparent 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(217, 165, 75, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast), background-color var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--text-primary);
            background-color: rgba(217, 165, 75, 0.08);
            text-decoration: none;
        }

        .main-nav a.active {
            color: var(--gold);
            background-color: rgba(217, 165, 75, 0.12);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            cursor: pointer;
            transition: border-color var(--transition-fast);
            align-self: center;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            border-color: var(--gold);
        }

        /* Main Sections */
        main {
            padding-top: 68px;
        }

        section {
            padding-top: var(--section-gap-mobile);
            padding-bottom: var(--section-gap-mobile);
        }

        @media (min-width: 600px) {
            section {
                padding-top: var(--section-gap-tablet);
                padding-bottom: var(--section-gap-tablet);
            }
        }

        @media (min-width: 1024px) {
            section {
                padding-top: var(--section-gap-desktop);
                padding-bottom: var(--section-gap-desktop);
            }
        }

        /* Page Hero */
        .page-hero {
            padding-top: 48px;
            padding-bottom: 24px;
            background: linear-gradient(180deg, rgba(14, 18, 32, 0.92) 0%, rgba(10, 13, 24, 0.98) 100%);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -100px;
            width: 460px;
            height: 460px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(217, 165, 75, 0.08) 0%, transparent 65%);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(217, 165, 75, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-nav a:hover {
            color: var(--gold-light);
            text-decoration: none;
        }

        .breadcrumb-nav .sep {
            color: var(--border-subtle);
            user-select: none;
        }

        .breadcrumb-nav .current {
            color: var(--gold);
        }

        .page-hero-content {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            align-items: start;
        }

        @media (min-width: 768px) {
            .page-hero-content {
                grid-template-columns: 1.6fr 1fr;
                gap: 48px;
            }
        }

        .page-hero-text .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(217, 165, 75, 0.1);
            border: 1px solid rgba(217, 165, 75, 0.3);
            border-radius: 16px;
            padding: 4px 14px;
            font-size: 0.8rem;
            color: var(--gold);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .page-hero-text .hero-tag::before {
            content: '✦';
            font-size: 0.7rem;
        }

        .page-hero-text h1 {
            font-family: var(--font-serif);
            font-size: 1.9rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        @media (min-width: 600px) {
            .page-hero-text h1 {
                font-size: 2.2rem;
            }
        }

        @media (min-width: 1024px) {
            .page-hero-text h1 {
                font-size: 2.4rem;
            }
        }

        .page-hero-text .hero-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 20px;
            max-width: 560px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 32px;
            padding-top: 12px;
            border-top: 1px solid rgba(42, 49, 72, 0.6);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .stat-num {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .page-hero-visual {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .page-hero-visual img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        @media (min-width: 768px) {
            .page-hero-visual img {
                height: 260px;
            }
        }

        .page-hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 18, 32, 0.15) 0%, transparent 50%, rgba(217, 165, 75, 0.08) 100%);
            pointer-events: none;
        }

        /* Section Heading */
        .section-head {
            margin-bottom: 36px;
        }

        .section-head h2 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.5;
            letter-spacing: 0.01em;
        }

        @media (min-width: 600px) {
            .section-head h2 {
                font-size: 1.7rem;
            }
        }

        .section-head p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* Category Intro Block */
        .category-intro {
            background-color: var(--bg-base);
            border-top: 1px solid rgba(42, 49, 72, 0.6);
            border-bottom: 1px solid rgba(42, 49, 72, 0.6);
        }

        .category-intro-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
        }

        @media (min-width: 768px) {
            .category-intro-grid {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
                align-items: center;
            }
        }

        .category-intro-text h2 {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .category-intro-text p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .category-intro-text p:last-child {
            margin-bottom: 0;
        }

        .category-intro-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 18px;
        }

        .category-intro-tags span {
            display: inline-flex;
            align-items: center;
            padding: 5px 14px;
            border-radius: 16px;
            font-size: 0.82rem;
            color: var(--text-secondary);
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
        }

        .category-intro-tags span:hover {
            border-color: var(--gold);
            color: var(--gold-light);
        }

        .category-intro-visual {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
        }

        .category-intro-visual img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        @media (min-width: 768px) {
            .category-intro-visual img {
                height: 260px;
            }
        }

        /* Content List Cards */
        .content-list-section {
            background-color: var(--bg-page);
        }

        .content-card-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        @media (min-width: 600px) {
            .content-card-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (min-width: 1024px) {
            .content-card-list {
                grid-template-columns: repeat(3, 1fr);
                gap: 28px;
            }
        }

        .content-card {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: all var(--transition-med);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .content-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(217, 165, 75, 0.4);
        }

        .content-card .card-img-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            flex-shrink: 0;
        }

        .content-card .card-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }

        .content-card:hover .card-img-wrapper img {
            transform: scale(1.04);
        }

        .content-card .card-img-wrapper::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 18, 32, 0.1) 0%, transparent 50%, rgba(217, 165, 75, 0.06) 100%);
            pointer-events: none;
        }

        .content-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(14, 18, 32, 0.85);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(217, 165, 75, 0.3);
            border-radius: 14px;
            padding: 3px 12px;
            font-size: 0.75rem;
            color: var(--gold);
            z-index: 1;
            letter-spacing: 0.03em;
        }

        .content-card .card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .content-card .card-body h3 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
            letter-spacing: 0.01em;
        }

        .content-card .card-body p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            flex-grow: 1;
        }

        .content-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-muted);
            padding-top: 10px;
            border-top: 1px solid rgba(42, 49, 72, 0.5);
        }

        .content-card .card-meta .views {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .content-card .card-meta .views::before {
            content: '👁';
            font-size: 0.7rem;
        }

        /* Featured Block */
        .featured-section {
            background-color: var(--bg-base);
            border-top: 1px solid rgba(42, 49, 72, 0.6);
            border-bottom: 1px solid rgba(42, 49, 72, 0.6);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }

        @media (min-width: 768px) {
            .featured-grid {
                grid-template-columns: 1.2fr 1fr;
                gap: 32px;
            }
        }

        .featured-main {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
        }

        .featured-main:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(217, 165, 75, 0.35);
        }

        .featured-main img {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }

        @media (min-width: 768px) {
            .featured-main img {
                height: 280px;
            }
        }

        .featured-main .featured-body {
            padding: 24px;
            flex-grow: 1;
        }

        .featured-main .featured-body h3 {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .featured-main .featured-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .featured-side-item {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            padding: 18px 20px;
            transition: all var(--transition-med);
            display: flex;
            align-items: center;
            gap: 16px;
            flex-grow: 1;
        }

        .featured-side-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(217, 165, 75, 0.35);
        }

        .featured-side-item .side-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--bg-card-alt);
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .featured-side-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 3px;
            line-height: 1.4;
        }

        .featured-side-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* Data Strip */
        .data-strip-section {
            background-color: var(--bg-card-alt);
            border-top: 1px solid rgba(42, 49, 72, 0.6);
            border-bottom: 1px solid rgba(42, 49, 72, 0.6);
        }

        .data-strip {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px 32px;
        }

        @media (min-width: 768px) {
            .data-strip {
                grid-template-columns: repeat(4, 1fr);
                gap: 32px;
            }
        }

        .data-item {
            text-align: center;
            padding: 8px 0;
        }

        .data-item .data-num {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .data-item .data-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        .data-item .data-sub {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 4px;
            line-height: 1.4;
        }

        /* FAQ */
        .faq-section {
            background-color: var(--bg-page);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item.active {
            border-color: rgba(217, 165, 75, 0.4);
            background-color: var(--bg-card-alt);
            border-left: 3px solid var(--gold);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--gold-light);
        }

        .faq-question .faq-icon {
            font-size: 1.1rem;
            color: var(--gold);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            display: inline-flex;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-fast);
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* Related Categories */
        .related-cats-section {
            background-color: var(--bg-base);
            border-top: 1px solid rgba(42, 49, 72, 0.6);
            border-bottom: 1px solid rgba(42, 49, 72, 0.6);
        }

        .related-cats-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 600px) {
            .related-cats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (min-width: 1024px) {
            .related-cats-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }
        }

        .related-cat-card {
            background-color: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            padding: 20px;
            text-align: center;
            transition: all var(--transition-med);
            display: block;
        }

        .related-cat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(217, 165, 75, 0.35);
            text-decoration: none;
        }

        .related-cat-card .cat-icon {
            font-size: 1.8rem;
            margin-bottom: 10px;
            display: block;
        }

        .related-cat-card h4 {
            font-family: var(--font-serif);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .related-cat-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-base) 0%, var(--bg-card-alt) 50%, var(--bg-base) 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(217, 165, 75, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        @media (min-width: 600px) {
            .cta-section h2 {
                font-size: 1.8rem;
            }
        }

        .cta-section p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 520px;
            margin: 0 auto 24px;
            line-height: 1.8;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: var(--gold);
            color: var(--bg-base);
            border: none;
            border-radius: var(--radius-lg);
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-btn);
            min-height: 44px;
            letter-spacing: 0.02em;
        }

        .btn-gold:hover {
            background-color: var(--gold-light);
            color: var(--bg-base);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(217, 165, 75, 0.35);
            text-decoration: none;
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(217, 165, 75, 0.25);
        }

        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: transparent;
            color: var(--gold);
            border: 1px solid var(--gold);
            border-radius: var(--radius-lg);
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            min-height: 44px;
        }

        .btn-outline-gold:hover {
            background-color: rgba(217, 165, 75, 0.08);
            color: var(--gold-light);
            border-color: var(--gold-light);
            text-decoration: none;
        }

        /* Footer */
        .site-footer {
            background-color: #0A0D18;
            border-top: 1px solid rgba(42, 49, 72, 0.5);
            padding-top: 48px;
            padding-bottom: 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        @media (min-width: 600px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }

        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--text-primary);
            text-decoration: none;
        }

        .footer-bottom {
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding-top: 16px;
            border-top: 1px solid rgba(42, 49, 72, 0.5);
            align-items: center;
            text-align: center;
        }

        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                text-align: left;
                flex-wrap: wrap;
            }
        }

        .footer-bottom p {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-links a {
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--gold-light);
            text-decoration: none;
        }

        /* Mobile Navigation */
        @media (max-width: 767px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background-color: rgba(10, 13, 24, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border-bottom: 1px solid rgba(42, 49, 72, 0.7);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px 20px;
                gap: 4px;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: all var(--transition-med);
                max-height: calc(100vh - 68px);
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .main-nav a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
                justify-content: flex-start;
                width: 100%;
            }

            .page-hero-text h1 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 599px) {
            .content-card-list {
                grid-template-columns: 1fr;
            }

            .hero-stats {
                gap: 16px 20px;
            }

            .data-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px 20px;
            }

            .data-item .data-num {
                font-size: 1.6rem;
            }
        }

        /* Utility */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category4 */
:root {
            --bg-page: #0A0D18;
            --bg-base: #0E1220;
            --bg-card: #161C2E;
            --bg-card-alt: #1B2238;
            --bg-input: #12182A;
            --bg-input-hover: #1B2238;
            --border-subtle: #2A3148;
            --border-glow: #3D4760;
            --gold: #D9A54B;
            --gold-light: #E8C17A;
            --gold-rgb: 217, 165, 75;
            --text-primary: #F2EFE8;
            --text-secondary: #A8AFC0;
            --text-muted: #7C8496;
            --success: #5FB68D;
            --warning: #D97B6C;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(217, 165, 75, 0.4);
            --shadow-btn: 0 2px 12px rgba(217, 165, 75, 0.25);
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --max-width: 1200px;
            --gutter: 24px;
            --section-gap-mobile: 48px;
            --section-gap-tablet: 64px;
            --section-gap-desktop: 80px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
        }

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

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

        a:hover {
            color: var(--gold-light);
            text-decoration: underline;
            text-decoration-color: rgba(232, 193, 122, 0.5);
            text-underline-offset: 3px;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gutter);
            padding-right: var(--gutter);
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: rgba(14, 18, 32, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(42, 49, 72, 0.8);
            transition: background-color var(--transition-med);
        }

        .site-header.scrolled {
            background-color: rgba(10, 13, 24, 0.97);
            border-bottom-color: rgba(217, 165, 75, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .logo:hover {
            color: var(--gold-light);
            text-decoration: none;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #E8C17A, #D9A54B 45%, #8A6A2F 70%, transparent 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(217, 165, 75, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast), background-color var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--text-primary);
            background-color: rgba(217, 165, 75, 0.08);
            text-decoration: none;
        }

        .main-nav a.active {
            color: var(--gold);
            background-color: rgba(217, 165, 75, 0.12);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== Section Base ===== */
        main {
            padding-top: 68px;
        }

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

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

        .section-head {
            margin-bottom: 32px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(217, 165, 75, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(217, 165, 75, 0.2);
            margin-bottom: 12px;
        }

        h1, h2, h3, h4 {
            font-family: var(--font-serif);
            font-weight: 600;
            line-height: 1.4;
            margin-top: 0;
        }

        h1 {
            font-size: 2rem;
            margin-bottom: 16px;
        }

        h2 {
            font-size: 1.7rem;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        p {
            margin-bottom: 16px;
            color: var(--text-secondary);
        }

        .lead {
            font-size: 1.05rem;
            color: var(--text-secondary);
        }

        /* ===== Buttons ===== */
        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            border-radius: var(--radius-lg);
            background: var(--gold);
            color: var(--bg-base);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1px solid var(--gold);
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
            text-decoration: none;
            min-height: 44px;
        }

        .btn-gold:hover {
            background: var(--gold-light);
            color: var(--bg-base);
            text-decoration: none;
            box-shadow: var(--shadow-btn);
        }

        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            border-radius: var(--radius-lg);
            background: transparent;
            color: var(--gold);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1px solid var(--gold);
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            text-decoration: none;
            min-height: 44px;
        }

        .btn-outline-gold:hover {
            background: rgba(217, 165, 75, 0.1);
            color: var(--gold-light);
            border-color: var(--gold-light);
            text-decoration: none;
        }

        /* ===== Cards ===== */
        .card-base {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med);
            overflow: hidden;
        }

        .card-base:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(217, 165, 75, 0.35);
        }

        .card-img {
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
            background: var(--bg-card-alt);
        }

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .card-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .card-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .badge-gold {
            display: inline-block;
            background: rgba(217, 165, 75, 0.12);
            color: var(--gold);
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            border: 1px solid rgba(217, 165, 75, 0.2);
            white-space: nowrap;
        }

        /* ===== Hero Sub / Breadcrumb ===== */
        .breadcrumb-nav {
            display: flex;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--gold);
        }

        .breadcrumb-nav span {
            color: var(--text-muted);
        }

        .sub-hero {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: center;
        }

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

        .sub-hero-content .lead {
            font-size: 1.05rem;
        }

        .sub-hero-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
        }

        .sub-hero-image img {
            aspect-ratio: 4/3;
            object-fit: cover;
            width: 100%;
        }

        .data-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 24px;
        }

        .data-item {
            display: flex;
            flex-direction: column;
        }

        .data-item .number {
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.2;
        }

        .data-item .label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ===== List Cards ===== */
        .list-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .list-grid .card-base .card-img {
            aspect-ratio: 16/9;
        }

        .list-bottom {
            text-align: center;
            margin-top: 32px;
        }

        /* ===== Feature split ===== */
        .split-feature {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 32px;
        }

        .split-feature-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .split-feature-image img {
            aspect-ratio: 4/3;
            object-fit: cover;
            width: 100%;
        }

        .key-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .key-points li {
            padding: 8px 0 8px 28px;
            position: relative;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        .key-points li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--gold);
        }

        /* ===== Explanation cards ===== */
        .explain-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .explain-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .explain-card:hover {
            border-color: rgba(217, 165, 75, 0.3);
            box-shadow: var(--shadow-card);
        }

        .explain-card h3 {
            margin-bottom: 8px;
            font-size: 1.1rem;
        }

        .explain-card p {
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        /* ===== Horizontal cards ===== */
        .h-card-row {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
        }

        .h-card {
            flex: 0 0 320px;
            scroll-snap-align: start;
        }

        .h-card .card-img {
            aspect-ratio: 16/9;
        }

        /* ===== Form ===== */
        .form-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }

        .form-control {
            width: 100%;
            padding: 12px 14px;
            background: var(--bg-input);
            border: 1px solid #2A3148;
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-family: var(--font-sans);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(217, 165, 75, 0.15);
        }

        textarea.form-control {
            resize: vertical;
            min-height: 100px;
        }

        .form-msg {
            margin-top: 12px;
            font-size: 0.9rem;
            color: var(--success);
            min-height: 1.5em;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            background: var(--bg-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: background var(--transition-fast), border-color var(--transition-fast);
        }

        .faq-item.open {
            background: var(--bg-card-alt);
            border-left: 3px solid var(--gold);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-family: var(--font-sans);
            font-size: 1rem;
            font-weight: 500;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

        .faq-question::before {
            content: "✦";
            color: var(--gold);
            margin-right: 8px;
        }

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--gold);
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-block {
            text-align: center;
            background: var(--bg-card-alt);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 48px 24px;
            margin-bottom: 0;
        }

        .cta-block h2 {
            margin-bottom: 12px;
        }

        .cta-block p {
            max-width: 620px;
            margin-left: auto;
            margin-right: auto;
            margin-bottom: 24px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0A0D18;
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-family: var(--font-sans);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--text-primary);
            text-decoration: none;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom p {
            margin: 0;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-links {
            display: flex;
            gap: 16px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .footer-links a:hover {
            color: var(--text-primary);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .sub-hero {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sub-hero-image img {
                aspect-ratio: 16/9;
            }
            .list-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .split-feature {
                grid-template-columns: 1fr;
                padding: 24px;
            }
        }

        @media (max-width: 767px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: rgba(14, 18, 32, 0.98);
                border-bottom: 1px solid var(--border-subtle);
                padding: 16px 24px;
                gap: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: 12px;
                font-size: 1rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .list-grid {
                grid-template-columns: 1fr;
            }
            .explain-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .data-strip {
                gap: 16px;
                flex-wrap: wrap;
            }
            .data-item .number {
                font-size: 1.3rem;
            }
            .h-card {
                flex: 0 0 85%;
            }
            .cta-block {
                padding: 32px 16px;
            }
            .faq-question {
                font-size: 0.95rem;
                padding: 16px 18px;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --gutter: 16px;
            }
            .header-inner {
                height: 60px;
            }
            main {
                padding-top: 60px;
            }
            .main-nav {
                top: 60px;
            }
            .logo {
                font-size: 1.2rem;
            }
            .btn-gold, .btn-outline-gold {
                width: 100%;
                text-align: center;
            }
            .sub-hero-content .btn-gold,
            .sub-hero-content .btn-outline-gold {
                width: auto;
            }
            .breadcrumb-nav {
                font-size: 0.8rem;
            }
            .list-bottom .btn-gold {
                width: auto;
            }
        }

/* roulang page: category5 */
:root {
            --bg-page: #0A0D18;
            --bg-base: #0E1220;
            --bg-card: #161C2E;
            --bg-card-alt: #1B2238;
            --bg-input: #12182A;
            --bg-input-hover: #1B2238;
            --border-subtle: #2A3148;
            --border-glow: #3D4760;
            --gold: #D9A54B;
            --gold-light: #E8C17A;
            --gold-rgb: 217, 165, 75;
            --text-primary: #F2EFE8;
            --text-secondary: #A8AFC0;
            --text-muted: #7C8496;
            --success: #5FB68D;
            --warning: #D97B6C;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(217, 165, 75, 0.4);
            --shadow-btn: 0 2px 12px rgba(217, 165, 75, 0.25);
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --max-width: 1200px;
            --gutter: 24px;
            --section-gap-mobile: 48px;
            --section-gap-tablet: 64px;
            --section-gap-desktop: 80px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: 68px;
        }

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

        a {
            color: var(--gold);
            text-decoration: none;
            transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
        }
        a:hover {
            color: var(--gold-light);
            text-decoration: underline;
            text-decoration-color: rgba(232, 193, 122, 0.5);
            text-underline-offset: 3px;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gutter);
            padding-right: var(--gutter);
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: rgba(14, 18, 32, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(42, 49, 72, 0.8);
            transition: background-color var(--transition-med);
        }
        .site-header.scrolled {
            background-color: rgba(10, 13, 24, 0.97);
            border-bottom-color: rgba(217, 165, 75, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .logo:hover {
            color: var(--gold-light);
            text-decoration: none;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #E8C17A, #D9A54B 45%, #8A6A2F 70%, transparent 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(217, 165, 75, 0.35);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast), background-color var(--transition-fast);
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--text-primary);
            background-color: rgba(217, 165, 75, 0.08);
            text-decoration: none;
        }
        .main-nav a.active {
            color: var(--gold);
            background-color: rgba(217, 165, 75, 0.12);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            cursor: pointer;
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
        }
        .nav-toggle:hover {
            border-color: var(--gold);
            background-color: rgba(217, 165, 75, 0.06);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== Buttons ===== */
        .btn-primary-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-lg);
            background-color: var(--gold);
            color: var(--bg-base);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: background-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            box-shadow: var(--shadow-btn);
            text-decoration: none;
            min-height: 44px;
        }
        .btn-primary-gold:hover {
            background-color: var(--gold-light);
            color: var(--bg-page);
            text-decoration: none;
            box-shadow: 0 4px 20px rgba(217, 165, 75, 0.4);
            transform: translateY(-1px);
        }
        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-lg);
            background-color: transparent;
            color: var(--gold);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1px solid var(--gold);
            cursor: pointer;
            transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
            text-decoration: none;
            min-height: 44px;
        }
        .btn-outline-gold:hover {
            background-color: rgba(217, 165, 75, 0.08);
            color: var(--gold-light);
            border-color: var(--gold-light);
            text-decoration: none;
            transform: translateY(-1px);
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: var(--section-gap-mobile) 0;
        }
        @media (min-width: 600px) {
            .section-block {
                padding: var(--section-gap-tablet) 0;
            }
        }
        @media (min-width: 1024px) {
            .section-block {
                padding: var(--section-gap-desktop) 0;
            }
        }
        .section-block.alt-bg {
            background-color: var(--bg-base);
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--gold);
            text-transform: uppercase;
            margin-bottom: 12px;
            border: 1px solid rgba(217, 165, 75, 0.35);
            border-radius: 20px;
            padding: 4px 14px;
            background-color: rgba(217, 165, 75, 0.06);
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            line-height: 1.45;
            letter-spacing: 0.01em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 1.85rem;
            }
        }
        .section-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.85;
            margin-bottom: 24px;
        }

        /* ===== Card ===== */
        .dark-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            height: 100%;
        }
        .dark-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .dark-card .card-img-wrapper {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16 / 9;
            background-color: var(--bg-card-alt);
            position: relative;
        }
        .dark-card .card-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }
        .dark-card:hover .card-img-wrapper img {
            transform: scale(1.03);
        }
        .dark-card .card-title {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .dark-card .card-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .card-meta .badge-gold {
            background-color: rgba(217, 165, 75, 0.12);
            color: var(--gold-light);
            border-radius: 20px;
            padding: 2px 10px;
            font-weight: 500;
            font-size: 0.72rem;
            border: 1px solid rgba(217, 165, 75, 0.25);
        }
        .card-meta .view-count {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-meta .view-count::before {
            content: "👁";
            font-size: 0.75rem;
        }

        /* ===== List / Timeline ===== */
        .live-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        @media (min-width: 600px) {
            .live-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (min-width: 1024px) {
            .live-list {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
        }
        .timeline-item {
            display: flex;
            gap: 16px;
            padding: 20px;
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            transition: border-color var(--transition-fast), transform var(--transition-fast);
        }
        .timeline-item:hover {
            border-color: var(--border-glow);
            transform: translateX(4px);
        }
        .timeline-date {
            flex-shrink: 0;
            width: 64px;
            text-align: center;
            padding: 8px 4px;
            background-color: var(--bg-card-alt);
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            color: var(--gold);
            font-weight: 600;
            line-height: 1.4;
        }
        .timeline-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .timeline-content p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* ===== Stats ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        @media (min-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }
        }
        .stat-item {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .stat-item:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-number {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.82rem;
            color: var(--text-secondary);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 18px 20px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            transition: background-color var(--transition-fast);
        }
        .faq-question:hover {
            background-color: rgba(217, 165, 75, 0.04);
        }
        .faq-question .star-icon {
            color: var(--gold);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .faq-question .faq-toggle {
            margin-left: auto;
            flex-shrink: 0;
            font-size: 1.2rem;
            color: var(--gold);
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-toggle {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-med);
            padding: 0 20px;
            background-color: rgba(217, 165, 75, 0.03);
            border-left: 2px solid var(--gold);
            margin-left: 20px;
            border-radius: 0 0 var(--radius-sm) 0;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 16px 20px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-banner {
            background-color: var(--bg-base);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 40px 24px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center top, rgba(217, 165, 75, 0.06), transparent 65%);
            pointer-events: none;
        }
        .cta-banner h3 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
        }
        .cta-banner p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            position: relative;
        }

        /* ===== Footer ===== */
        .site-footer {
            background-color: #0A0D18;
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (min-width: 600px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col li a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-col li a:hover {
            color: #FFFFFF;
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin: 0;
        }
        .footer-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .footer-links a {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-links a:hover {
            color: var(--gold-light);
        }

        /* ===== Responsive Nav ===== */
        @media (max-width: 767px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                gap: 0;
                background-color: rgba(14, 18, 32, 0.98);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border-bottom: 1px solid var(--border-subtle);
                padding: 12px 16px;
                display: none;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }
        }

        /* ===== Hero for Category ===== */
        .category-hero {
            padding: 48px 0 40px;
            background-color: var(--bg-base);
            border-bottom: 1px solid var(--border-subtle);
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(217, 165, 75, 0.06), transparent 65%);
            pointer-events: none;
        }
        .category-hero .hero-badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--gold);
            border: 1px solid rgba(217, 165, 75, 0.3);
            border-radius: 20px;
            padding: 4px 14px;
            background-color: rgba(217, 165, 75, 0.06);
            margin-bottom: 14px;
        }
        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            line-height: 1.4;
            position: relative;
        }
        @media (min-width: 768px) {
            .category-hero h1 {
                font-size: 2.3rem;
            }
        }
        .category-hero .hero-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.85;
            position: relative;
        }
        .category-hero .hero-bg-img {
            position: absolute;
            right: 0;
            top: 0;
            bottom: 0;
            width: 40%;
            opacity: 0.12;
            object-fit: cover;
            pointer-events: none;
        }
        @media (max-width: 767px) {
            .category-hero .hero-bg-img {
                display: none;
            }
        }

        /* ===== Featured / Replay ===== */
        .replay-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        @media (min-width: 768px) {
            .replay-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        .replay-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
        }
        .replay-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }
        .replay-card:hover img {
            transform: scale(1.04);
        }
        .replay-card .replay-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(10, 13, 24, 0.85) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
        }
        .replay-card .replay-overlay h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .replay-card .replay-overlay p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* ===== Brand intro ===== */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            align-items: center;
        }
        @media (min-width: 768px) {
            .brand-intro-grid {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
            }
        }
        .brand-intro-grid .brand-text h3 {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .brand-intro-grid .brand-text p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }
        .brand-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }
        .brand-tags span {
            font-size: 0.8rem;
            color: var(--gold-light);
            background-color: rgba(217, 165, 75, 0.08);
            border: 1px solid rgba(217, 165, 75, 0.2);
            border-radius: 20px;
            padding: 4px 14px;
        }
        .brand-image-wrapper {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            border: 1px solid var(--border-subtle);
        }
        .brand-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== Booking form ===== */
        .booking-form {
            background-color: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
        }
        .booking-form .form-label {
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            margin-bottom: 6px;
            display: block;
        }
        .booking-form input,
        .booking-form textarea {
            width: 100%;
            background-color: var(--bg-input);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            margin-bottom: 16px;
        }
        .booking-form input:focus,
        .booking-form textarea:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(217, 165, 75, 0.15);
            outline: none;
        }
        .booking-form textarea {
            min-height: 90px;
            resize: vertical;
        }

        /* ===== Misc ===== */
        .text-gold {
            color: var(--gold);
        }
        .text-muted {
            color: var(--text-muted);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .gap-16 {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .divider {
            height: 1px;
            background-color: var(--border-subtle);
            margin: 32px 0;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}