/* roulang page: index */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header & Nav */
        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--c-secondary);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }

        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }

        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }

        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }

        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .chip.chip-active:hover {
            color: var(--c-primary);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .mobile-menu.open {
            max-height: 600px;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 0;
        }

        .mobile-menu .main-nav li a {
            padding: 12px 4px;
            font-size: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .mobile-menu .stage-chips {
            border-left: none;
            padding-left: 0;
            padding-top: 12px;
            flex-wrap: wrap;
        }

        /* Hero */
        .hero {
            background: var(--c-primary);
            background-image: linear-gradient(rgba(26, 22, 20, 0.82), rgba(26, 22, 20, 0.88)), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center bottom;
            color: #fff;
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--c-secondary);
            opacity: 0.6;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border: 1px solid var(--c-secondary);
            border-radius: 20px;
            font-size: 14px;
            letter-spacing: 0.1em;
            color: var(--c-secondary);
            margin-bottom: 20px;
            background: rgba(26, 22, 20, 0.6);
        }

        .hero h1 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 52px;
            line-height: 1.2;
            margin: 0 0 20px;
            color: #fff;
            letter-spacing: 0.05em;
            max-width: 800px;
        }

        .hero h1 .accent {
            color: var(--c-secondary);
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 720px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-stats {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
            padding-top: 28px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
        }

        .hero-stat {
            text-align: left;
        }

        .hero-stat .stat-num {
            font-family: var(--font-sans);
            font-weight: 700;
            font-size: 38px;
            color: var(--c-secondary);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 0.05em;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 44px;
            letter-spacing: 0.03em;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #fff;
            border-color: var(--c-accent);
        }

        .btn-primary:hover {
            background: var(--c-primary);
            color: var(--c-secondary);
            border-color: var(--c-primary);
        }

        .btn-primary:active {
            background: #4E1D29;
            border-color: #4E1D29;
        }

        .btn-secondary {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-secondary:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }

        .btn-gold:hover {
            background: #fff;
            border-color: var(--c-secondary);
            color: var(--c-primary);
        }

        /* Sections */
        .section {
            padding: var(--section-pad);
        }

        .section-dark {
            background: var(--c-primary);
            color: #fff;
        }

        .section-light {
            background: var(--c-bg);
        }

        .section-surface {
            background: var(--c-surface);
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }

        .section-header {
            margin-bottom: 44px;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.12em;
            color: var(--c-secondary);
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 38px;
            line-height: 1.3;
            margin: 0 0 14px;
            color: inherit;
        }

        .section-dark .section-header h2 {
            color: #fff;
        }

        .section-header .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--c-text-muted);
            max-width: 640px;
        }

        .section-dark .section-header .section-desc {
            color: rgba(255, 255, 255, 0.6);
        }

        /* Service Cards */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .service-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-default);
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--c-secondary);
        }

        .service-card .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(201, 162, 39, 0.12);
            color: var(--c-gold-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--c-text);
        }

        .service-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--c-text-muted);
            margin: 0 0 16px;
        }

        .service-card .arrow-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--c-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .service-card .arrow-link:hover {
            color: var(--c-secondary);
            gap: 10px;
        }

        /* Stats Counter */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .stat-item {
            text-align: center;
            padding: 24px 12px;
            border-radius: var(--radius-card);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(201, 162, 39, 0.25);
        }

        .stat-item .stat-num {
            font-family: var(--font-sans);
            font-weight: 700;
            font-size: 52px;
            line-height: 1.2;
            color: var(--c-secondary);
            margin-bottom: 8px;
        }

        .stat-item .stat-unit {
            font-size: 20px;
            color: var(--c-secondary);
            font-weight: 600;
        }

        .stat-item .stat-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 6px;
            letter-spacing: 0.05em;
        }

        /* Case Cards */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 28px;
        }

        .case-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-default);
            position: relative;
        }

        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--c-secondary);
        }

        .case-card .case-img {
            position: relative;
            overflow: hidden;
            height: 200px;
        }

        .case-card .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .case-card .case-year {
            position: absolute;
            top: 14px;
            right: 14px;
            background: var(--c-secondary);
            color: var(--c-primary);
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 700;
            border-radius: var(--radius-chip);
            letter-spacing: 0.04em;
        }

        .case-card .case-body {
            padding: 20px 22px 24px;
        }

        .case-card .case-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--c-text);
        }

        .case-card .case-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--c-text-muted);
            margin: 0 0 14px;
        }

        .read-more-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--c-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.3s ease;
        }

        .read-more-link:hover {
            color: var(--c-secondary);
            gap: 10px;
        }

        /* Solution/Scheme */
        .scheme-list {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

        .scheme-item {
            display: flex;
            gap: 40px;
            align-items: center;
        }

        .scheme-item.reverse {
            flex-direction: row-reverse;
        }

        .scheme-item .scheme-img {
            flex: 0 0 48%;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 2px solid var(--c-secondary);
        }

        .scheme-item .scheme-img img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .scheme-item .scheme-text {
            flex: 1;
        }

        .scheme-step {
            display: inline-block;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 48px;
            color: var(--c-secondary);
            line-height: 1;
            margin-bottom: 12px;
        }

        .scheme-item .scheme-text h3 {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--c-text);
        }

        .scheme-item .scheme-text p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--c-text-muted);
            margin: 0;
        }

        /* Brand Intro */
        .brand-intro {
            display: flex;
            gap: 48px;
            align-items: flex-start;
        }

        .brand-intro .intro-text {
            flex: 2;
        }

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

        .brand-intro .intro-quote {
            flex: 1;
            background: var(--c-primary);
            color: #fff;
            padding: 36px 28px;
            border-radius: var(--radius-card);
            border-left: 4px solid var(--c-secondary);
            font-family: var(--font-serif);
            font-size: 18px;
            line-height: 1.8;
            font-style: italic;
            position: relative;
        }

        .brand-intro .intro-quote::before {
            content: '"';
            font-size: 64px;
            color: var(--c-secondary);
            position: absolute;
            top: 8px;
            right: 16px;
            font-style: normal;
            opacity: 0.6;
        }

        /* Reviews Wall */
        .reviews-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .review-summary {
            background: var(--c-primary);
            color: #fff;
            padding: 32px 28px;
            border-radius: var(--radius-card);
            text-align: center;
        }

        .review-summary .big-score {
            font-family: var(--font-sans);
            font-weight: 700;
            font-size: 64px;
            color: var(--c-secondary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .review-summary .score-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.05em;
        }

        .review-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .review-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            box-shadow: var(--shadow-default);
        }

        .review-item .review-stars {
            color: var(--c-secondary);
            font-size: 14px;
            margin-bottom: 8px;
        }

        .review-item .review-text {
            font-size: 14px;
            line-height: 1.7;
            color: var(--c-text);
            margin-bottom: 8px;
        }

        .review-item .review-author {
            font-size: 13px;
            color: var(--c-text-muted);
            font-weight: 500;
        }

        /* Ranking List */
        .rank-table-wrap {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
        }

        .rank-table {
            width: 100%;
            border-collapse: collapse;
        }

        .rank-table th {
            background: var(--c-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            padding: 14px 20px;
            text-align: left;
        }

        .rank-table td {
            padding: 14px 20px;
            border-bottom: 1px solid var(--c-border);
            font-size: 15px;
        }

        .rank-table tr:last-child td {
            border-bottom: none;
        }

        .rank-table tr:hover td {
            background: rgba(201, 162, 39, 0.06);
        }

        .rank-badge {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }

        .rank-badge.hot {
            background: rgba(110, 43, 58, 0.12);
            color: var(--c-accent);
        }

        .rank-badge.trending {
            background: rgba(201, 162, 39, 0.15);
            color: var(--c-gold-dark);
        }

        .rank-badge.recommended {
            background: rgba(26, 22, 20, 0.08);
            color: var(--c-primary);
        }

        /* FAQ Accordion */
        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--c-surface);
        }

        .accordion-item {
            border-bottom: 1px solid var(--c-border);
        }

        .accordion-item:last-child {
            border-bottom: none;
        }

        .accordion-title {
            display: block;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--c-text);
            background: var(--c-surface);
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease;
            position: relative;
            padding-right: 48px;
        }

        .accordion-title::after {
            content: '+';
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 22px;
            color: var(--c-secondary);
            transition: transform 0.3s ease;
        }

        .accordion-item.is-active .accordion-title::after {
            content: '−';
            transform: translateY(-50%);
        }

        .accordion-title:hover {
            background: rgba(201, 162, 39, 0.08);
            color: var(--c-accent);
        }

        .accordion-content {
            display: none;
            padding: 0 24px 20px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--c-text-muted);
            background: #FDFBF7;
        }

        .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* Contact Form */
        .contact-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .contact-info {
            background: var(--c-primary);
            color: #fff;
            padding: 36px 32px;
            border-radius: var(--radius-card);
        }

        .contact-info h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--c-secondary);
        }

        .contact-info p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 12px;
        }

        .contact-info .contact-detail {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 8px;
        }

        .contact-info .contact-detail i {
            color: var(--c-secondary);
            width: 20px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--c-text);
            margin-bottom: 6px;
            letter-spacing: 0.05em;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            font-size: 15px;
            font-family: var(--font-sans);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-btn);
            background: var(--c-surface);
            color: var(--c-text);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            min-height: 44px;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--c-secondary);
            box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
            outline: none;
        }

        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }

        .form-hint {
            font-size: 13px;
            color: var(--c-text-muted);
            margin-top: 6px;
        }

        /* Footer */
        .site-footer {
            background: var(--c-primary);
            color: #fff;
            padding: 56px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 14px;
            font-size: 20px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--c-secondary);
            letter-spacing: 0.05em;
        }

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease;
        }

        .footer-col ul li a:hover {
            color: var(--c-secondary);
        }

        .footer-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease;
        }

        .footer-bottom a:hover {
            color: var(--c-secondary);
        }

        .footer-bottom .sep {
            margin: 0 8px;
            opacity: 0.4;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 42px;
            }
            .section-header h2 {
                font-size: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scheme-item,
            .scheme-item.reverse {
                flex-direction: column;
                gap: 20px;
            }
            .scheme-item .scheme-img {
                flex: 0 0 auto;
                width: 100%;
            }
            .scheme-item .scheme-img img {
                height: 200px;
            }
            .brand-intro {
                flex-direction: column;
            }
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .contact-wrap {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .main-nav {
                gap: 0;
            }
            .main-nav li a {
                padding: 8px 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: nowrap;
            }
            .nav-wrapper {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .mobile-menu {
                display: block;
            }
            .hero {
                padding: 48px 0 40px;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat .stat-num {
                font-size: 28px;
            }
            .section {
                padding: var(--section-pad-mobile);
            }
            .section-header h2 {
                font-size: 26px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .rank-table th,
            .rank-table td {
                padding: 10px 14px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
                min-height: 44px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero h1 {
                font-size: 26px;
                letter-spacing: 0.03em;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-num {
                font-size: 36px;
            }
            .brand-logo {
                font-size: 20px;
            }
            .stage-chips {
                flex-wrap: wrap;
            }
        }

/* roulang page: category1 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }
        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--c-secondary);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li a {
            display: block;
            padding: 8px 12px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }
        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }
        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }
        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }
        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .chip.chip-active:hover {
            color: var(--c-primary);
        }
        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
            min-width: 44px;
            min-height: 44px;
        }
        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 0 24px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }
        .mobile-menu.open {
            max-height: 620px;
            padding: 16px 24px 20px;
        }
        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 0;
        }
        .mobile-menu .main-nav li a {
            padding: 12px 4px;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu .main-nav li a.active {
            border-bottom-color: var(--c-secondary);
        }
        .mobile-menu .stage-chips {
            padding-left: 0;
            border-left: none;
            padding-top: 14px;
            gap: 8px;
            flex-wrap: wrap;
        }
        @media (max-width: 1024px) {
            .main-nav li a {
                padding: 8px 9px;
                font-size: 13px;
            }
        }
        @media (max-width: 868px) {
            .nav-wrapper {
                display: none;
            }
            .hamburger {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .mobile-menu {
                display: block;
                width: 100%;
            }
            .site-header .container {
                flex-wrap: nowrap;
            }
        }
        @media (min-width: 869px) {
            .mobile-menu {
                display: none !important;
            }
        }
        .page-hero {
            background: var(--c-primary);
            background-image: linear-gradient(rgba(26, 22, 20, 0.75), rgba(26, 22, 20, 0.88)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--c-secondary), transparent);
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero h1 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 42px;
            line-height: 1.3;
            margin: 0 0 16px;
            color: #fff;
        }
        .page-hero .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            margin: 0 0 20px;
            line-height: 1.8;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 8px;
        }
        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-meta i {
            color: var(--c-secondary);
        }
        @media (max-width: 640px) {
            .page-hero {
                padding: 48px 0 40px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero .hero-sub {
                font-size: 16px;
            }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all 0.3s ease;
            cursor: pointer;
            border: 1px solid transparent;
            min-height: 44px;
            justify-content: center;
        }
        .btn-primary {
            background: var(--c-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--c-primary);
            color: var(--c-secondary);
            border-color: var(--c-secondary);
        }
        .btn-secondary {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-secondary:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
        }
        .btn-gold:hover {
            background: #fff;
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }
        .btn-outline {
            background: transparent;
            color: var(--c-primary);
            border-color: var(--c-primary);
        }
        .btn-outline:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            min-height: 38px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-alt {
            background: var(--c-surface);
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }
        .section-dark {
            background: var(--c-primary);
            color: #fff;
        }
        .section-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 34px;
            line-height: 1.35;
            color: var(--c-primary);
            margin: 0 0 12px;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-muted);
            max-width: 680px;
            margin: 0 0 32px;
            line-height: 1.8;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }
        @media (max-width: 640px) {
            .section {
                padding: var(--section-pad-mobile);
            }
            .section-title {
                font-size: 27px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
        }
        .timeline-filter {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 32px;
        }
        .timeline-filter .filter-chip {
            padding: 8px 18px;
            border-radius: 20px;
            border: 1px solid var(--c-border);
            background: var(--c-surface);
            color: var(--c-text);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 38px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .timeline-filter .filter-chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
        }
        .timeline-filter .filter-chip.filter-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }
        .timeline-wrap {
            position: relative;
            padding-left: 34px;
        }
        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--c-secondary), var(--c-accent));
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            padding: 24px 28px;
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -27px;
            top: 28px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--c-secondary);
            border: 3px solid var(--c-bg);
            box-shadow: 0 0 0 2px var(--c-secondary);
        }
        .timeline-item .tl-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.1);
            padding: 4px 14px;
            border-radius: var(--radius-chip);
            margin-bottom: 10px;
            letter-spacing: 0.05em;
        }
        .timeline-item .tl-time {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            color: var(--c-text-muted);
            margin-left: 8px;
            font-weight: 400;
        }
        .timeline-item h3 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--c-primary);
            margin: 0 0 8px;
            line-height: 1.45;
        }
        .timeline-item p {
            font-size: 15px;
            color: var(--c-text-muted);
            margin: 0 0 14px;
            line-height: 1.75;
        }
        .timeline-item .tl-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .tl-status {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-chip);
            letter-spacing: 0.05em;
        }
        .tl-status.status-hot {
            background: rgba(110, 43, 58, 0.1);
            color: var(--c-accent);
        }
        .tl-status.status-live {
            background: rgba(201, 162, 39, 0.15);
            color: var(--c-gold-dark);
        }
        .tl-status.status-upcoming {
            background: rgba(43, 38, 34, 0.06);
            color: var(--c-text-muted);
        }
        @media (max-width: 640px) {
            .timeline-wrap {
                padding-left: 24px;
            }
            .timeline-wrap::before {
                left: 8px;
            }
            .timeline-item::before {
                left: -19px;
                width: 10px;
                height: 10px;
                top: 24px;
            }
            .timeline-item {
                padding: 18px 16px;
                margin-bottom: 18px;
            }
            .timeline-item h3 {
                font-size: 17px;
            }
            .timeline-item .tl-date {
                display: flex;
                flex-wrap: wrap;
                gap: 4px 8px;
            }
            .timeline-item .tl-time {
                margin-left: 0;
            }
        }
        .info-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid var(--c-border);
            font-size: 15px;
            color: var(--c-text);
        }
        .info-list li:last-child {
            border-bottom: none;
        }
        .info-list li i {
            color: var(--c-secondary);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
            width: 20px;
            text-align: center;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            margin-top: 12px;
        }
        .highlight-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-default);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            text-align: center;
        }
        .highlight-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .highlight-card h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--c-primary);
            margin: 0 0 8px;
        }
        .highlight-card p {
            font-size: 14px;
            color: var(--c-text-muted);
            margin: 0;
            line-height: 1.7;
        }
        .highlight-card .hl-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(201, 162, 39, 0.12);
            color: var(--c-gold-dark);
            font-size: 20px;
            margin-bottom: 14px;
        }
        .cta-banner {
            background: linear-gradient(135deg, var(--c-primary) 55%, #2d2621);
            color: #fff;
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            border: 1px solid rgba(201, 162, 39, 0.3);
        }
        .cta-banner h3 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 26px;
            margin: 0 0 6px;
            color: #fff;
        }
        .cta-banner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }
        .cta-banner .btn {
            flex-shrink: 0;
        }
        @media (max-width: 640px) {
            .cta-banner {
                padding: 28px 20px;
                text-align: center;
                flex-direction: column;
                align-items: stretch;
            }
            .cta-banner h3 {
                font-size: 21px;
            }
        }
        .site-footer {
            background: var(--c-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 28px;
            font-size: 14px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .site-footer .brand-logo {
            font-size: 22px;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            margin: 0;
        }
        .site-footer h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.05em;
        }
        .site-footer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: color 0.3s ease;
        }
        .site-footer ul li a:hover {
            color: var(--c-secondary);
        }
        .site-footer .footer-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .site-footer .footer-chips .chip {
            font-size: 12px;
            padding: 3px 10px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.3s ease;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--c-secondary);
        }
        .site-footer .footer-bottom .sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.25);
        }
        @media (max-width: 900px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                transition-duration: 0.05s !important;
                animation-duration: 0.05s !important;
            }
        }
        .schedule-note {
            background: rgba(201, 162, 39, 0.07);
            border-left: 4px solid var(--c-secondary);
            padding: 16px 20px;
            border-radius: 0 var(--radius-btn) var(--radius-btn) 0;
            font-size: 14px;
            color: var(--c-text);
            margin-top: 24px;
            line-height: 1.7;
        }
        .schedule-note strong {
            color: var(--c-gold-dark);
        }

/* roulang page: category3 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-tight {
            padding: 56px 0;
        }
        .section-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 36px;
            line-height: 1.25;
            color: var(--c-primary);
            margin: 0 0 16px;
            letter-spacing: 0.03em;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--c-text-muted);
            margin: 0 0 40px;
            line-height: 1.7;
            max-width: 720px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.12em;
            border-radius: var(--radius-chip);
            background: rgba(201, 162, 39, 0.12);
            color: var(--c-gold-dark);
            border: 1px solid rgba(201, 162, 39, 0.35);
            margin-bottom: 20px;
            text-transform: uppercase;
        }
        /* Header & Nav */
        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }
        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--c-secondary);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }
        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }
        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }
        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }
        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .chip.chip-active:hover {
            color: var(--c-primary);
        }
        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }
        .mobile-menu.open {
            max-height: 600px;
        }
        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
            width: 100%;
        }
        .mobile-menu .main-nav li {
            width: 100%;
        }
        .mobile-menu .main-nav li a {
            display: block;
            padding: 10px 4px;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu .stage-chips {
            border-left: none;
            padding-left: 0;
            padding-top: 14px;
            flex-wrap: wrap;
            gap: 8px;
        }
        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 44px;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--c-accent);
            color: #fff;
            border-color: var(--c-accent);
        }
        .btn-primary:hover {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-secondary);
        }
        .btn-primary:active {
            background: #4d1d27;
            border-color: #4d1d27;
            color: #fff;
        }
        .btn-secondary {
            background: transparent;
            color: var(--c-primary);
            border-color: var(--c-primary);
        }
        .btn-secondary:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.06);
        }
        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }
        .btn-gold:hover {
            background: #fff;
            border-color: var(--c-secondary);
            color: var(--c-primary);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.6);
        }
        .btn-outline-light:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        /* Hero / Page Banner */
        .page-banner {
            background: var(--c-primary);
            padding: 64px 0 48px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(201, 162, 39, 0.3);
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 162, 39, 0.18), transparent 70%);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 42px;
            line-height: 1.2;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.05em;
        }
        .page-banner .banner-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 680px;
            margin: 0;
            line-height: 1.7;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease;
        }
        .breadcrumb a:hover {
            color: var(--c-secondary);
        }
        .breadcrumb .sep {
            color: var(--c-secondary);
        }
        /* Brand Article */
        .brand-article {
            max-width: 860px;
            margin: 0 auto;
        }
        .brand-article .lead {
            font-size: 18px;
            line-height: 1.85;
            color: var(--c-text);
            margin: 0 0 28px;
            font-weight: 400;
        }
        .brand-article p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--c-text);
            margin: 0 0 24px;
        }
        .brand-article .article-img {
            margin: 40px 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--c-border);
        }
        .brand-article .article-img img {
            width: 100%;
            object-fit: cover;
        }
        .brand-article .article-img .img-caption {
            background: var(--c-surface);
            padding: 14px 20px;
            font-size: 13px;
            color: var(--c-text-muted);
            border-top: 1px solid var(--c-border);
            letter-spacing: 0.03em;
        }
        /* Quote Block */
        .brand-quote {
            background: var(--c-primary);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            margin: 44px 0;
            position: relative;
            box-shadow: var(--shadow-hover);
        }
        .brand-quote::before {
            content: '\201C';
            font-family: var(--font-serif);
            font-size: 72px;
            color: var(--c-secondary);
            position: absolute;
            top: 10px;
            left: 24px;
            line-height: 1;
            opacity: 0.8;
        }
        .brand-quote blockquote {
            font-family: var(--font-serif);
            font-size: 22px;
            line-height: 1.6;
            color: #fff;
            margin: 0 0 12px;
            padding-left: 36px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .brand-quote .quote-source {
            font-size: 14px;
            color: var(--c-secondary);
            padding-left: 36px;
            letter-spacing: 0.08em;
        }
        /* Stats */
        .brand-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 48px 0;
        }
        .brand-stat-item {
            background: var(--c-surface);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--c-border);
            box-shadow: var(--shadow-default);
            transition: all 0.3s ease;
        }
        .brand-stat-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .brand-stat-number {
            font-family: var(--font-sans);
            font-weight: 700;
            font-size: 44px;
            line-height: 1.1;
            color: var(--c-accent);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
        }
        .brand-stat-number .unit {
            font-size: 20px;
            color: var(--c-secondary);
            margin-left: 4px;
        }
        .brand-stat-label {
            font-size: 14px;
            color: var(--c-text-muted);
            line-height: 1.5;
        }
        /* Values */
        .value-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: center;
            margin-bottom: 40px;
        }
        .value-row:nth-child(even) {
            direction: rtl;
        }
        .value-row:nth-child(even) > * {
            direction: ltr;
        }
        .value-text h3 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: var(--c-primary);
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }
        .value-text p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--c-text-muted);
            margin: 0;
        }
        .value-icon {
            font-size: 36px;
            color: var(--c-secondary);
            margin-bottom: 16px;
        }
        .value-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--c-border);
        }
        .value-img img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }
        /* Timeline */
        .brand-timeline {
            margin: 48px 0 0;
            position: relative;
            padding-left: 28px;
        }
        .brand-timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--c-border);
        }
        .timeline-item {
            position: relative;
            padding: 0 0 32px 24px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--c-secondary);
            border: 3px solid var(--c-bg);
            box-shadow: 0 0 0 2px var(--c-secondary);
        }
        .timeline-item .timeline-year {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--c-accent);
            margin-bottom: 6px;
            letter-spacing: 0.05em;
        }
        .timeline-item h4 {
            font-family: var(--font-serif);
            font-weight: 600;
            font-size: 18px;
            color: var(--c-primary);
            margin: 0 0 6px;
        }
        .timeline-item p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--c-text-muted);
            margin: 0;
        }
        /* CTA Section */
        .cta-section {
            background: var(--c-primary);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(201, 162, 39, 0.2), transparent 70%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 34px;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.04em;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* Footer */
        .site-footer {
            background: var(--c-primary);
            color: #fff;
            padding: 56px 0 28px;
            border-top: 1px solid rgba(201, 162, 39, 0.35);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 16px 0 0;
            max-width: 320px;
        }
        .footer-col h4 {
            font-family: var(--font-serif);
            font-weight: 600;
            font-size: 16px;
            color: var(--c-secondary);
            margin: 0 0 16px;
            letter-spacing: 0.06em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.3s ease;
        }
        .footer-col ul li a:hover {
            color: var(--c-secondary);
        }
        .footer-chips {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            align-items: center;
            justify-content: space-between;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.3s ease;
        }
        .footer-bottom a:hover {
            color: var(--c-secondary);
        }
        .footer-bottom .sep {
            margin: 0 4px;
            color: rgba(255, 255, 255, 0.25);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav li a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .stage-chips {
                gap: 4px;
                padding-left: 8px;
            }
            .chip {
                padding: 3px 8px;
                font-size: 12px;
            }
            .brand-stats {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: inline-flex;
            }
            .nav-wrapper {
                display: none;
            }
            .mobile-menu {
                display: block;
            }
            .section {
                padding: var(--section-pad-mobile);
            }
            .section-title {
                font-size: 28px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .brand-article .lead {
                font-size: 16px;
            }
            .brand-quote {
                padding: 28px 20px;
            }
            .brand-quote blockquote {
                font-size: 18px;
                padding-left: 20px;
            }
            .brand-quote .quote-source {
                padding-left: 20px;
                font-size: 13px;
            }
            .value-row,
            .value-row:nth-child(even) {
                grid-template-columns: 1fr;
                gap: 16px;
                direction: ltr;
            }
            .value-row:nth-child(even) > * {
                direction: ltr;
            }
            .value-img img {
                height: 200px;
            }
            .brand-stat-number {
                font-size: 34px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-banner h1 {
                font-size: 25px;
            }
            .page-banner .banner-sub {
                font-size: 15px;
            }
            .brand-stats {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .brand-stat-item {
                padding: 20px 12px;
            }
            .brand-stat-number {
                font-size: 28px;
            }
            .brand-stat-number .unit {
                font-size: 14px;
            }
            .brand-timeline {
                padding-left: 18px;
            }
            .brand-timeline::before {
                left: 4px;
            }
            .timeline-item {
                padding-left: 14px;
            }
            .timeline-item::before {
                left: -20px;
                width: 12px;
                height: 12px;
            }
            .btn {
                padding: 12px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category2 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--c-secondary);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }

        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }

        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }

        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }

        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .chip.chip-active:hover {
            color: var(--c-primary);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .mobile-menu.open {
            max-height: 600px;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
            width: 100%;
        }

        .mobile-menu .main-nav li {
            width: 100%;
        }

        .mobile-menu .main-nav li a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.8);
            width: 100%;
        }

        .mobile-menu .main-nav li a.active {
            color: var(--c-secondary);
            border-bottom-color: rgba(201, 162, 39, 0.4);
        }

        .mobile-menu .stage-chips {
            border-left: none;
            padding-left: 0;
            padding-top: 14px;
            flex-wrap: wrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--c-secondary) transparent;
        }

        .mobile-menu .stage-chips::-webkit-scrollbar {
            height: 4px;
        }

        .mobile-menu .stage-chips::-webkit-scrollbar-thumb {
            background: var(--c-secondary);
            border-radius: 2px;
        }

        .page-hero {
            background: var(--c-primary);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
            border-bottom: 3px solid var(--c-secondary);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 80% 20%, rgba(201, 162, 39, 0.15) 0%, transparent 55%),
                radial-gradient(ellipse at 20% 80%, rgba(110, 43, 58, 0.25) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(26, 22, 20, 0.4) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(201, 162, 39, 0.6), transparent);
        }

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

        .page-hero-content {
            color: #fff;
        }

        .hero-tag {
            display: inline-block;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.12em;
            border-radius: var(--radius-chip);
            border: 1px solid var(--c-secondary);
            color: var(--c-secondary);
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .page-hero-content h1 {
            font-family: var(--font-serif);
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 18px;
            line-height: 1.25;
            letter-spacing: 0.03em;
        }

        .page-hero-content h1 .highlight {
            color: var(--c-secondary);
        }

        .page-hero-content .subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.8;
            margin: 0 0 28px;
            max-width: 560px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            min-height: 48px;
            letter-spacing: 0.05em;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #fff;
            border: 1px solid var(--c-accent);
        }

        .btn-primary:hover {
            background: var(--c-primary);
            color: var(--c-secondary);
            border-color: var(--c-secondary);
        }

        .btn-primary:active {
            background: #4a1e28;
            border-color: #4a1e28;
            color: #fff;
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }

        .btn-outline-light:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--c-primary);
            border: 1px solid var(--c-primary);
        }

        .btn-outline-dark:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
        }

        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
            border: 1px solid var(--c-secondary);
            font-weight: 700;
        }

        .btn-gold:hover {
            background: #fff;
            color: var(--c-gold-dark);
            border-color: var(--c-secondary);
        }

        .page-hero-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 2px solid rgba(201, 162, 39, 0.5);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
        }

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

        .news-section {
            padding: var(--section-pad);
            background: var(--c-bg);
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 16px;
            color: var(--c-text-muted);
            margin: 0;
            max-width: 680px;
            line-height: 1.8;
        }

        .news-timeline {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }

        .news-timeline::before {
            content: '';
            position: absolute;
            left: 120px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--c-secondary), rgba(201, 162, 39, 0.2));
        }

        .news-item {
            display: flex;
            position: relative;
            padding-bottom: 40px;
            padding-left: 160px;
            transition: transform 0.3s ease;
        }

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

        .news-item::before {
            content: '';
            position: absolute;
            left: 113px;
            top: 6px;
            width: 16px;
            height: 16px;
            background: var(--c-secondary);
            border: 3px solid var(--c-bg);
            border-radius: 50%;
            box-shadow: 0 0 0 3px var(--c-secondary);
            z-index: 2;
        }

        .news-date {
            position: absolute;
            left: 0;
            top: 0;
            width: 100px;
            text-align: right;
            padding-right: 28px;
        }

        .news-date .date-chip {
            display: inline-block;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.12);
            border-radius: var(--radius-chip);
            white-space: nowrap;
        }

        .news-content {
            flex: 1;
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            box-shadow: var(--shadow-default);
            transition: all 0.3s ease;
        }

        .news-item:hover .news-content {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(201, 162, 39, 0.5);
        }

        .news-content h3 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 12px;
            line-height: 1.5;
        }

        .news-content h3 a:hover {
            color: var(--c-gold-dark);
        }

        .news-content .news-summary {
            font-size: 15px;
            color: var(--c-text-muted);
            line-height: 1.8;
            margin: 0 0 16px;
        }

        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--c-primary);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
            background: transparent;
            cursor: pointer;
        }

        .btn-read-more:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.06);
        }

        .btn-read-more i {
            font-size: 12px;
            transition: transform 0.3s ease;
        }

        .btn-read-more:hover i {
            transform: translateX(4px);
        }

        .news-highlight-section {
            padding: var(--section-pad);
            background: var(--c-surface);
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }

        .highlight-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .highlight-main {
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            transition: all 0.3s ease;
        }

        .highlight-main:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .highlight-main img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }

        .highlight-main .highlight-body {
            padding: 28px 32px;
        }

        .highlight-main .highlight-tag {
            display: inline-block;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--c-accent);
            background: rgba(110, 43, 58, 0.08);
            border-radius: var(--radius-chip);
            margin-bottom: 12px;
        }

        .highlight-main h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 12px;
            line-height: 1.5;
        }

        .highlight-main p {
            font-size: 15px;
            color: var(--c-text-muted);
            line-height: 1.8;
            margin: 0 0 18px;
        }

        .highlight-aside {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .aside-card {
            background: var(--c-bg);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            box-shadow: var(--shadow-default);
            transition: all 0.3s ease;
        }

        .aside-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 162, 39, 0.4);
            transform: translateY(-2px);
        }

        .aside-card .aside-label {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.1em;
            color: var(--c-gold-dark);
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        .aside-card h4 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 8px;
            line-height: 1.5;
        }

        .aside-card p {
            font-size: 14px;
            color: var(--c-text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .media-stats {
            padding: var(--section-pad);
            background: var(--c-primary);
            position: relative;
        }

        .media-stats::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--c-secondary), transparent);
        }

        .media-stats .section-header h2 {
            color: #fff;
        }

        .media-stats .section-header p {
            color: rgba(255, 255, 255, 0.65);
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 24px 20px;
            border: 1px solid rgba(201, 162, 39, 0.25);
            border-radius: var(--radius-card);
            background: rgba(255, 255, 255, 0.03);
            transition: all 0.3s ease;
        }

        .stat-item:hover {
            border-color: var(--c-secondary);
            background: rgba(201, 162, 39, 0.06);
            transform: translateY(-4px);
        }

        .stat-number {
            font-family: var(--font-sans);
            font-size: 44px;
            font-weight: 700;
            color: var(--c-secondary);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }

        .subscribe-cta {
            padding: var(--section-pad);
            background: var(--c-bg);
        }

        .cta-box {
            background: var(--c-primary);
            border-radius: var(--radius-card);
            padding: 48px 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            border: 1px solid rgba(201, 162, 39, 0.3);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(201, 162, 39, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-box .cta-text {
            flex: 1;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }

        .cta-box .cta-text h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .cta-box .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.7;
        }

        .cta-box .cta-action {
            position: relative;
            z-index: 1;
            flex-shrink: 0;
        }

        .site-footer {
            background: var(--c-primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 28px;
            border-top: 2px solid rgba(201, 162, 39, 0.4);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin: 16px 0 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.08em;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease, padding-left 0.3s ease;
        }

        .footer-col ul li a:hover {
            color: var(--c-secondary);
            padding-left: 6px;
        }

        .footer-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-chips .chip {
            border-color: rgba(255, 255, 255, 0.3);
            font-size: 12px;
            padding: 3px 10px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease;
        }

        .footer-bottom a:hover {
            color: var(--c-secondary);
        }

        .footer-bottom .sep {
            margin: 0 8px;
            opacity: 0.4;
        }

        @media (max-width: 1024px) {
            .page-hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .page-hero-content h1 {
                font-size: 36px;
            }

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

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .news-timeline::before {
                left: 90px;
            }

            .news-item {
                padding-left: 120px;
            }

            .news-item::before {
                left: 83px;
            }

            .news-date {
                width: 76px;
                padding-right: 18px;
            }

            .news-date .date-chip {
                font-size: 12px;
                padding: 3px 8px;
            }
        }

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

            .hamburger {
                display: inline-flex;
                align-items: center;
            }

            .mobile-menu {
                display: block;
            }

            .site-header .container {
                padding-top: 8px;
                padding-bottom: 8px;
            }

            .brand-logo {
                font-size: 20px;
            }

            .brand-logo .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .page-hero {
                padding: 48px 0 40px;
            }

            .page-hero-content h1 {
                font-size: 30px;
            }

            .page-hero-content .subtitle {
                font-size: 15px;
            }

            .section-pad {
                padding: 48px 0;
            }

            .section-header h2 {
                font-size: 28px;
            }

            .news-timeline::before {
                left: 16px;
            }

            .news-item {
                padding-left: 44px;
                flex-direction: column;
                padding-bottom: 28px;
            }

            .news-item::before {
                left: 9px;
                top: 8px;
                width: 12px;
                height: 12px;
                border-width: 2px;
                box-shadow: 0 0 0 2px var(--c-secondary);
            }

            .news-date {
                position: static;
                width: auto;
                text-align: left;
                padding-right: 0;
                margin-bottom: 8px;
            }

            .news-content {
                padding: 18px 20px;
            }

            .news-content h3 {
                font-size: 17px;
            }

            .news-content .news-summary {
                font-size: 14px;
            }

            .cta-box {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }

            .cta-box .cta-text h2 {
                font-size: 22px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .highlight-main .highlight-body {
                padding: 18px 20px;
            }

            .highlight-main h3 {
                font-size: 18px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-hero-content h1 {
                font-size: 26px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 32px;
            }

            .btn {
                padding: 12px 20px;
                font-size: 14px;
                min-height: 44px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category4 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--c-secondary);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }

        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }

        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }

        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }

        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .chip.chip-active:hover {
            color: var(--c-primary);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .mobile-menu.open {
            max-height: 600px;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
        }

        .mobile-menu .main-nav li {
            width: 100%;
        }

        .mobile-menu .main-nav li a {
            padding: 10px 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            width: 100%;
        }

        .mobile-menu .stage-chips {
            border-left: none;
            padding-left: 0;
            margin-top: 12px;
            flex-wrap: wrap;
        }

        .page-hero {
            background: var(--c-primary);
            color: #fff;
            padding: 72px 0 60px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 1;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(26, 22, 20, 0.55) 0%, rgba(26, 22, 20, 0.85) 100%);
            z-index: 2;
        }

        .page-hero .container {
            position: relative;
            z-index: 3;
        }

        .page-hero h1 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 40px;
            line-height: 1.3;
            margin: 0 0 16px;
            color: #fff;
        }

        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
            min-height: 44px;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--c-primary);
            color: var(--c-secondary);
            box-shadow: var(--shadow-hover);
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid #fff;
            color: #fff;
        }

        .btn-secondary:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
        }

        .btn-gold:hover {
            background: #fff;
            color: var(--c-primary);
            border: 1px solid var(--c-secondary);
        }

        .partners-intro {
            padding: var(--section-pad);
            background: var(--c-surface);
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 32px;
            color: var(--c-text);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .section-header p {
            font-size: 16px;
            color: var(--c-text-muted);
            margin: 0;
            max-width: 720px;
            line-height: 1.8;
        }

        .partners-showcase {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .partner-card {
            background: var(--c-bg);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .partner-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--c-secondary);
            transform: translateY(-4px);
        }

        .partner-card .partner-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.12);
            padding: 4px 12px;
            border-radius: var(--radius-chip);
            margin-bottom: 16px;
        }

        .partner-card h3 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--c-text);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .partner-card p {
            font-size: 14.5px;
            color: var(--c-text-muted);
            line-height: 1.75;
            margin: 0 0 16px;
        }

        .partner-card .partner-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--c-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color 0.3s ease;
        }

        .partner-card .partner-link:hover {
            color: var(--c-gold-dark);
        }

        .partner-card .partner-icon {
            font-size: 28px;
            color: var(--c-secondary);
            margin-bottom: 16px;
        }

        .cooperation-cases {
            padding: var(--section-pad);
            background: var(--c-bg);
        }

        .case-layout {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 32px;
            margin-bottom: 40px;
            background: var(--c-surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--c-border);
            transition: box-shadow 0.3s ease;
        }

        .case-layout:hover {
            box-shadow: var(--shadow-hover);
        }

        .case-layout .case-image {
            min-height: 280px;
        }

        .case-layout .case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-layout .case-content {
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .case-layout .case-year {
            font-size: 13px;
            font-weight: 600;
            color: var(--c-gold-dark);
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }

        .case-layout h3 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--c-text);
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .case-layout p {
            font-size: 14.5px;
            color: var(--c-text-muted);
            line-height: 1.75;
            margin: 0 0 18px;
        }

        .case-layout .btn {
            align-self: flex-start;
            padding: 9px 20px;
            font-size: 13px;
        }

        .cooperation-value {
            padding: var(--section-pad);
            background: var(--c-primary);
            color: #fff;
        }

        .cooperation-value .section-header h2 {
            color: #fff;
        }

        .cooperation-value .section-header p {
            color: rgba(255, 255, 255, 0.65);
        }

        .value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .value-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(201, 162, 39, 0.3);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all 0.3s ease;
        }

        .value-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--c-secondary);
            transform: translateY(-3px);
        }

        .value-item .value-icon {
            font-size: 26px;
            color: var(--c-secondary);
            margin-bottom: 14px;
        }

        .value-item h4 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 17px;
            color: #fff;
            margin: 0 0 10px;
        }

        .value-item p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin: 0;
        }

        .partner-process {
            padding: var(--section-pad);
            background: var(--c-surface);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .process-step {
            text-align: center;
            padding: 28px 20px;
            background: var(--c-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--c-border);
            transition: all 0.3s ease;
        }

        .process-step:hover {
            border-color: var(--c-secondary);
            box-shadow: var(--shadow-default);
        }

        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--c-accent);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-serif);
            margin-bottom: 16px;
        }

        .process-step h4 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 16px;
            color: var(--c-text);
            margin: 0 0 8px;
        }

        .process-step p {
            font-size: 13.5px;
            color: var(--c-text-muted);
            line-height: 1.65;
            margin: 0;
        }

        .partner-cta {
            padding: var(--section-pad);
            background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-primary) 100%);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .partner-cta::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 1;
        }

        .partner-cta .container {
            position: relative;
            z-index: 2;
        }

        .partner-cta h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 30px;
            color: #fff;
            margin: 0 0 14px;
        }

        .partner-cta p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .partner-cta .btn {
            font-size: 16px;
            padding: 14px 36px;
        }

        .site-footer {
            background: var(--c-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 24px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .brand-logo {
            font-size: 22px;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.75;
            margin: 0;
        }

        .footer-col h4 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 15px;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.06em;
        }

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.3s ease;
        }

        .footer-col ul li a:hover {
            color: var(--c-secondary);
        }

        .footer-chips {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.3);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.3s ease;
        }

        .footer-bottom a:hover {
            color: var(--c-secondary);
        }

        @media (max-width: 1024px) {
            .main-nav li a {
                padding: 8px 10px;
                font-size: 13px;
            }

            .partners-showcase {
                grid-template-columns: 1fr;
            }

            .value-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

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

        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }

            .nav-wrapper .main-nav {
                display: none;
            }

            .mobile-menu {
                display: block;
            }

            .site-header .container {
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .page-hero {
                padding: 48px 0 40px;
            }

            .page-hero h1 {
                font-size: 28px;
            }

            .case-layout {
                grid-template-columns: 1fr;
            }

            .case-layout .case-image {
                min-height: 200px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .partners-showcase,
            .value-grid,
            .process-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .page-hero h1 {
                font-size: 24px;
            }

            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

/* roulang page: category6 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }
        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--c-secondary);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }
        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }
        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }
        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }
        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .chip.chip-active:hover {
            color: var(--c-primary);
        }
        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }
        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }
        .mobile-menu.open {
            max-height: 600px;
        }
        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
        }
        .mobile-menu .main-nav li a {
            width: 100%;
            padding: 10px 14px;
            font-size: 15px;
        }
        .mobile-menu .stage-chips {
            margin-top: 12px;
            padding-left: 0;
            border-left: none;
            flex-wrap: wrap;
        }

        .page-banner {
            background: var(--c-primary);
            padding: 56px 0 48px;
            border-bottom: 3px solid var(--c-secondary);
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 44px;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.06em;
        }
        .page-banner .banner-sub {
            color: rgba(255, 255, 255, 0.75);
            font-size: 17px;
            max-width: 720px;
            line-height: 1.8;
        }
        .page-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--c-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-chip);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            margin-bottom: 16px;
        }
        .register-layout {
            display: grid;
            grid-template-columns: 320px 1fr;
            gap: 40px;
            padding: 56px 0 72px;
        }
        .steps-panel {
            background: var(--c-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--c-border);
            padding: 32px 28px;
            box-shadow: var(--shadow-default);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .steps-panel h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--c-primary);
            margin: 0 0 20px;
            padding-bottom: 16px;
            border-bottom: 2px solid var(--c-border);
        }
        .step-item {
            display: flex;
            gap: 16px;
            margin-bottom: 24px;
            position: relative;
        }
        .step-item:not(:last-child)::after {
            content: '';
            position: absolute;
            left: 19px;
            top: 44px;
            bottom: -12px;
            width: 2px;
            background: var(--c-border);
        }
        .step-item .step-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            background: var(--c-bg);
            border: 2px solid var(--c-border);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: var(--c-text-muted);
            z-index: 1;
            transition: all 0.3s ease;
        }
        .step-item.active .step-num {
            background: var(--c-secondary);
            border-color: var(--c-secondary);
            color: var(--c-primary);
        }
        .step-item.completed .step-num {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-secondary);
        }
        .step-item .step-info h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--c-text);
            margin: 0 0 4px;
        }
        .step-item .step-info p {
            font-size: 13px;
            color: var(--c-text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .step-item.active .step-info h3 {
            color: var(--c-accent);
        }
        .register-form-panel {
            background: var(--c-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--c-border);
            padding: 36px 32px;
            box-shadow: var(--shadow-default);
        }
        .register-form-panel h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 26px;
            color: var(--c-primary);
            margin: 0 0 8px;
        }
        .register-form-panel .form-intro {
            color: var(--c-text-muted);
            font-size: 14px;
            margin: 0 0 28px;
            line-height: 1.7;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px 24px;
        }
        .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .form-field.full {
            grid-column: 1 / -1;
        }
        .form-field label {
            font-size: 13px;
            font-weight: 600;
            color: var(--c-text);
            letter-spacing: 0.04em;
        }
        .form-field label .required {
            color: var(--c-accent);
            margin-left: 2px;
        }
        .form-field input,
        .form-field select,
        .form-field textarea {
            border: 1px solid var(--c-border);
            border-radius: var(--radius-btn);
            padding: 12px 14px;
            font-size: 15px;
            font-family: var(--font-sans);
            color: var(--c-text);
            background: #fff;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            width: 100%;
            min-height: 46px;
        }
        .form-field input:focus,
        .form-field select:focus,
        .form-field textarea:focus {
            border-color: var(--c-secondary);
            box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
            outline: none;
        }
        .form-field textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-field select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237A7268' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 36px;
        }
        .form-submit-row {
            grid-column: 1 / -1;
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 8px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--c-accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 14px 36px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.04em;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 48px;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--c-primary);
            color: var(--c-secondary);
            box-shadow: var(--shadow-hover);
        }
        .btn-primary:active {
            background: #4a1e28;
            transform: translateY(1px);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--c-primary);
            border: 1.5px solid var(--c-primary);
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.04em;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 46px;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.06);
        }
        .form-hint {
            grid-column: 1 / -1;
            font-size: 13px;
            color: var(--c-text-muted);
            background: var(--c-bg);
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            line-height: 1.6;
            border-left: 3px solid var(--c-secondary);
        }
        .identity-selector {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        .identity-option {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border: 1.5px solid var(--c-border);
            border-radius: var(--radius-btn);
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            color: var(--c-text-muted);
            transition: all 0.3s ease;
            background: #fff;
            user-select: none;
            min-height: 44px;
        }
        .identity-option:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
        }
        .identity-option.selected {
            border-color: var(--c-secondary);
            background: rgba(201, 162, 39, 0.08);
            color: var(--c-primary);
            font-weight: 600;
        }
        .identity-option input {
            display: none;
        }
        .register-benefits {
            background: var(--c-primary);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            margin: 48px 0 0;
            color: #fff;
        }
        .register-benefits h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 26px;
            color: var(--c-secondary);
            margin: 0 0 24px;
        }
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .benefit-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .benefit-item i {
            color: var(--c-secondary);
            font-size: 22px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .benefit-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 6px;
        }
        .benefit-item p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
            line-height: 1.7;
        }
        .site-footer {
            background: var(--c-primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 28px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            margin: 0;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--c-secondary);
            margin: 0 0 16px;
            letter-spacing: 0.08em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.3s ease;
        }
        .footer-col ul li a:hover {
            color: var(--c-secondary);
        }
        .footer-chips {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.3s ease;
        }
        .footer-bottom a:hover {
            color: var(--c-secondary);
        }
        .footer-bottom .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.25);
        }

        @media (max-width: 1024px) {
            .register-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .steps-panel {
                position: static;
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
                padding: 24px;
            }
            .steps-panel h2 {
                grid-column: 1 / -1;
                margin-bottom: 8px;
            }
            .step-item {
                margin-bottom: 0;
                padding: 12px;
                background: var(--c-bg);
                border-radius: var(--radius-btn);
            }
            .step-item:not(:last-child)::after {
                display: none;
            }
            .benefits-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .stage-chips {
                display: none;
            }
            .hamburger {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                min-height: 44px;
                min-width: 44px;
            }
            .mobile-menu {
                display: block;
            }
            .site-header .container {
                gap: 4px;
            }
            .brand-logo {
                font-size: 20px;
            }
            .brand-logo .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .page-banner {
                padding: 40px 0 36px;
            }
            .page-banner h1 {
                font-size: 32px;
            }
            .page-banner .banner-sub {
                font-size: 15px;
            }
            .register-layout {
                padding: 40px 0 48px;
            }
            .steps-panel {
                grid-template-columns: 1fr;
                padding: 20px;
            }
            .form-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .register-form-panel {
                padding: 24px 20px;
            }
            .register-form-panel h2 {
                font-size: 22px;
            }
            .register-benefits {
                padding: 28px 20px;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .form-submit-row {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .identity-selector {
                flex-direction: column;
            }
            .identity-option {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-banner h1 {
                font-size: 26px;
                letter-spacing: 0.03em;
            }
            .register-form-panel {
                padding: 20px 16px;
            }
            .form-field input,
            .form-field select,
            .form-field textarea {
                font-size: 14px;
                padding: 10px 12px;
            }
            .btn-primary,
            .btn-secondary {
                font-size: 14px;
                padding: 12px 20px;
                min-height: 44px;
            }
        }

/* roulang page: category5 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.75;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }

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

        /* ============ Header & Navigation ============ */
        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--c-secondary);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li a {
            display: block;
            padding: 8px 13px;
            font-size: 13.5px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }

        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }

        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
            background: transparent;
            cursor: default;
        }

        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }

        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .chip.chip-active:hover {
            color: var(--c-primary);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.45s ease;
        }

        .mobile-menu.open {
            max-height: 700px;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
            width: 100%;
        }

        .mobile-menu .main-nav li {
            width: 100%;
        }

        .mobile-menu .main-nav li a {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            width: 100%;
            font-size: 15px;
        }

        .mobile-menu .stage-chips {
            border-left: none;
            padding-left: 0;
            margin-top: 14px;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ============ Buttons ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.05em;
            border-radius: var(--radius-btn);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #fff;
            border-color: var(--c-accent);
        }

        .btn-primary:hover {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-secondary);
            box-shadow: var(--shadow-hover);
        }

        .btn-primary:active {
            background: #4d1f2a;
            border-color: #4d1f2a;
            color: var(--c-secondary);
        }

        .btn-secondary {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.6);
        }

        .btn-secondary:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }

        .btn-gold:hover {
            background: #fff;
            border-color: var(--c-secondary);
            color: var(--c-primary);
            box-shadow: var(--shadow-hover);
        }

        .btn-gold:active {
            background: var(--c-gold-dark);
            border-color: var(--c-gold-dark);
            color: #fff;
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--c-text);
            border-color: var(--c-primary);
        }

        .btn-outline-dark:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
            box-shadow: var(--shadow-default);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 6px;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
            border-radius: 10px;
        }

        /* ============ Section Common ============ */
        .section {
            padding: var(--section-pad);
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-dark {
            background: var(--c-primary);
            color: #fff;
        }

        .section-light {
            background: var(--c-bg);
        }

        .section-white {
            background: var(--c-surface);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: 0.04em;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--c-text-muted);
            margin: 0 0 32px;
            line-height: 1.8;
            max-width: 700px;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head.center {
            text-align: center;
        }

        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        .divider-gold {
            width: 60px;
            height: 3px;
            background: var(--c-secondary);
            border-radius: 2px;
            margin: 0 0 20px;
        }

        /* ============ Live Hero Banner ============ */
        .live-hero {
            position: relative;
            min-height: 520px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .live-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 22, 20, 0.92) 0%, rgba(26, 22, 20, 0.65) 50%, rgba(110, 43, 58, 0.7) 100%);
            z-index: 1;
        }

        .live-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--c-secondary);
            z-index: 2;
        }

        .live-hero .container {
            position: relative;
            z-index: 3;
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .live-hero-inner {
            max-width: 720px;
        }

        .live-hero .hero-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 162, 39, 0.15);
            border: 1px solid rgba(201, 162, 39, 0.5);
            color: var(--c-secondary);
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.12em;
            border-radius: 20px;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .live-hero h1 {
            font-family: var(--font-serif);
            font-size: 52px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.25;
            letter-spacing: 0.04em;
        }

        .live-hero h1 .gold {
            color: var(--c-secondary);
        }

        .live-hero .hero-desc {
            color: rgba(255, 255, 255, 0.82);
            font-size: 17px;
            line-height: 1.9;
            margin: 0 0 28px;
            max-width: 600px;
        }

        .live-hero .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
            padding: 8px 18px;
            border-radius: 20px;
            letter-spacing: 0.06em;
        }

        .live-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            background: #e74c3c;
            border-radius: 50%;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.6);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(231, 76, 60, 0);
            }
        }

        /* ============ Live Status Bar ============ */
        .live-status-bar {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.3);
            padding: 12px 0;
        }

        .live-status-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }

        .live-status-bar .status-label {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            letter-spacing: 0.08em;
            font-weight: 500;
        }

        .live-status-bar .stage-chips {
            border-left: none;
            padding-left: 0;
        }

        .live-status-bar .chip {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.3);
            color: rgba(255, 255, 255, 0.7);
        }

        .live-status-bar .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }

        .live-status-bar .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        /* ============ Featured Live Card ============ */
        .featured-live {
            padding: 64px 0;
            background: var(--c-surface);
        }

        .featured-live-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .featured-live-image {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            aspect-ratio: 16/10;
        }

        .featured-live-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .featured-live-image .live-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--c-accent);
            color: #fff;
            padding: 6px 16px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.1em;
            border-radius: 4px;
            text-transform: uppercase;
        }

        .featured-live-content h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 14px;
            line-height: 1.4;
        }

        .featured-live-content .live-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin: 0 0 18px;
        }

        .featured-live-content .live-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--c-text-muted);
        }

        .featured-live-content .live-meta i {
            color: var(--c-secondary);
            font-size: 14px;
        }

        .featured-live-content .live-desc {
            font-size: 15px;
            color: var(--c-text);
            line-height: 1.85;
            margin: 0 0 24px;
        }

        .featured-live-content .live-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ============ Live Stats ============ */
        .live-stats {
            background: var(--c-primary);
            padding: 56px 0;
        }

        .live-stats .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 20px 10px;
            border-radius: var(--radius-card);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .stat-item .stat-number {
            font-family: var(--font-sans);
            font-size: 52px;
            font-weight: 700;
            color: var(--c-secondary);
            margin: 0 0 6px;
            line-height: 1.2;
        }

        .stat-item .stat-unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--c-secondary);
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 6px;
        }

        /* ============ Replay Section ============ */
        .replay-section {
            padding: var(--section-pad);
            background: var(--c-bg);
        }

        .replay-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .replay-card {
            background: var(--c-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--c-border);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
        }

        .replay-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--c-secondary);
        }

        .replay-card .replay-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .replay-card .replay-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .replay-card .replay-duration {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(26, 22, 20, 0.8);
            color: #fff;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.05em;
        }

        .replay-card .replay-status {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--c-secondary);
            color: var(--c-primary);
            padding: 3px 12px;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.08em;
            border-radius: 3px;
        }

        .replay-card .replay-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .replay-card .replay-date {
            font-size: 12px;
            font-weight: 500;
            color: var(--c-gold-dark);
            letter-spacing: 0.06em;
            margin-bottom: 8px;
        }

        .replay-card .replay-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .replay-card .replay-summary {
            font-size: 14px;
            color: var(--c-text-muted);
            line-height: 1.75;
            margin: 0 0 16px;
            flex: 1;
        }

        .replay-card .replay-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--c-accent);
            transition: color 0.3s ease;
            align-self: flex-start;
        }

        .replay-card .replay-link:hover {
            color: var(--c-secondary);
        }

        .replay-card .replay-link i {
            font-size: 12px;
        }

        /* ============ Live Features ============ */
        .live-features {
            padding: var(--section-pad);
            background: var(--c-surface);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }

        .feature-item {
            text-align: center;
            padding: 28px 20px;
            background: var(--c-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--c-border);
            transition: all 0.35s ease;
        }

        .feature-item:hover {
            border-color: var(--c-secondary);
            box-shadow: var(--shadow-default);
            transform: translateY(-3px);
        }

        .feature-item .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            background: var(--c-primary);
            color: var(--c-secondary);
            border-radius: 50%;
            font-size: 22px;
            margin-bottom: 14px;
            transition: all 0.3s ease;
        }

        .feature-item:hover .feature-icon {
            background: var(--c-secondary);
            color: var(--c-primary);
        }

        .feature-item h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 8px;
        }

        .feature-item p {
            font-size: 13px;
            color: var(--c-text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ============ Watch Guide ============ */
        .watch-guide {
            padding: var(--section-pad);
            background: var(--c-primary);
            color: #fff;
        }

        .watch-guide .section-title {
            color: #fff;
        }

        .watch-guide .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }

        .guide-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            counter-reset: guide-step;
        }

        .guide-step {
            position: relative;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            padding: 28px 24px 24px;
            transition: all 0.35s ease;
        }

        .guide-step:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(201, 162, 39, 0.4);
        }

        .guide-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--c-secondary);
            color: var(--c-primary);
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            border-radius: 50%;
            margin-bottom: 14px;
        }

        .guide-step h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
        }

        .guide-step p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.8;
        }

        /* ============ FAQ Section ============ */
        .faq-section {
            padding: var(--section-pad);
            background: var(--c-bg);
        }

        .faq-list {
            max-width: 850px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--c-primary);
            cursor: pointer;
            list-style: none;
            gap: 16px;
            transition: color 0.3s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--c-gold-dark);
        }

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            color: var(--c-secondary);
            font-size: 16px;
            transition: transform 0.3s ease;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(180deg);
        }

        .faq-item .faq-body {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--c-text-muted);
            line-height: 1.85;
        }

        /* ============ CTA Section ============ */
        .cta-section {
            padding: 64px 0;
            background: var(--c-accent);
            color: #fff;
            text-align: center;
        }

        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 28px;
            line-height: 1.8;
        }

        .cta-section .btn {
            font-size: 16px;
        }

        .cta-section .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }

        .cta-section .btn-gold:hover {
            background: #fff;
            color: var(--c-primary);
            border-color: #fff;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--c-primary);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 56px;
            border-top: 3px solid var(--c-secondary);
            flex-shrink: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 36px;
        }

        .site-footer .brand-logo {
            font-size: 22px;
            margin-bottom: 12px;
        }

        .site-footer .brand-logo .logo-mark {
            width: 36px;
            height: 36px;
            font-size: 16px;
        }

        .site-footer p {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            margin: 0;
        }

        .site-footer h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.05em;
        }

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

        .site-footer ul li {
            margin-bottom: 10px;
        }

        .site-footer ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease;
        }

        .site-footer ul li a:hover {
            color: var(--c-secondary);
        }

        .site-footer .footer-chips {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        .site-footer .footer-chips .chip {
            font-size: 12px;
            padding: 3px 10px;
            border-color: rgba(255, 255, 255, 0.3);
            color: rgba(255, 255, 255, 0.7);
        }

        .site-footer .footer-chips .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color 0.3s ease;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--c-secondary);
        }

        .site-footer .footer-bottom .sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.25);
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            :root {
                --section-pad: 60px 0;
                --section-pad-mobile: 36px 0;
            }
            .live-hero h1 {
                font-size: 42px;
            }
            .section-title {
                font-size: 30px;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .replay-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .live-stats .container {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: nowrap;
            }
            .nav-wrapper {
                display: none;
            }
            .hamburger {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .mobile-menu {
                display: block;
            }
            .mobile-menu.open {
                max-height: 700px;
            }
            .live-hero {
                min-height: 420px;
            }
            .live-hero h1 {
                font-size: 34px;
            }
            .live-hero .hero-desc {
                font-size: 15px;
            }
            .featured-live-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .replay-grid {
                grid-template-columns: 1fr;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .guide-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-title {
                font-size: 26px;
            }
            .live-status-bar .container {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 640px) {
            :root {
                --section-pad: 40px 0;
                --section-pad-mobile: 32px 0;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .live-hero {
                min-height: 380px;
            }
            .live-hero h1 {
                font-size: 28px;
            }
            .live-hero .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .live-hero .btn {
                width: 100%;
            }
            .live-stats .container {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 38px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .featured-live-content h2 {
                font-size: 24px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .faq-item summary {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-item .faq-body {
                padding: 0 16px 16px;
                font-size: 13px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .btn-lg {
                padding: 13px 28px;
                font-size: 15px;
            }
        }

/* roulang page: category7 */
:root {
            --c-primary: #1A1614;
            --c-secondary: #C9A227;
            --c-accent: #6E2B3A;
            --c-bg: #F5F0E8;
            --c-surface: #FFFFFF;
            --c-text: #2B2622;
            --c-text-muted: #7A7268;
            --c-border: #E0D8CC;
            --c-gold-dark: #8C6D1F;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-chip: 4px;
            --shadow-default: 0 2px 8px rgba(26, 22, 20, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 22, 20, 0.10);
            --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;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
            --container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--c-text);
            background-color: var(--c-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--c-secondary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header & Nav */
        .site-header {
            background: var(--c-primary);
            border-bottom: 1px solid rgba(201, 162, 39, 0.4);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(26, 22, 20, 0.18);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            padding-bottom: 12px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .brand-logo {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 24px;
            color: #fff;
            letter-spacing: 0.15em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-secondary);
            color: var(--c-primary);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--c-secondary);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            border-bottom: 2px solid transparent;
            transition: color 0.3s ease, border-color 0.3s ease;
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--c-secondary);
            border-bottom-color: var(--c-secondary);
        }

        .main-nav li a.active {
            color: #fff;
            border-bottom-color: var(--c-secondary);
            font-weight: 600;
        }

        .stage-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.2);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            border-radius: var(--radius-chip);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
            transition: all 0.3s ease;
        }

        .chip.chip-active {
            background: var(--c-secondary);
            color: var(--c-primary);
            border-color: var(--c-secondary);
            font-weight: 600;
        }

        .chip:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .chip.chip-active:hover {
            color: var(--c-primary);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 8px 12px;
            font-size: 20px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .hamburger:hover {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .mobile-menu {
            display: none;
            background: var(--c-primary);
            padding: 16px 24px 20px;
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .mobile-menu.open {
            max-height: 600px;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
        }

        .mobile-menu .main-nav li {
            width: 100%;
        }

        .mobile-menu .main-nav li a {
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            width: 100%;
        }

        .mobile-menu .stage-chips {
            border-left: none;
            padding-left: 0;
            padding-top: 12px;
            flex-wrap: wrap;
            overflow-x: auto;
        }

        /* Hero */
        .page-hero {
            background: var(--c-primary);
            color: #fff;
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(201, 162, 39, 0.3);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 1;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at center, rgba(26, 22, 20, 0.3) 0%, rgba(26, 22, 20, 0.8) 70%);
            z-index: 2;
        }

        .page-hero .container {
            position: relative;
            z-index: 3;
        }

        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(30px, 5vw, 48px);
            font-weight: 700;
            color: #fff;
            margin: 0 0 18px;
            letter-spacing: 0.06em;
            line-height: 1.3;
        }

        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            line-height: 1.8;
            margin: 0 0 28px;
        }

        .hero-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-meta .chip {
            border-color: var(--c-secondary);
            color: var(--c-secondary);
        }

        .hero-meta .chip:hover {
            background: var(--c-secondary);
            color: var(--c-primary);
        }

        /* Section */
        .section {
            padding: var(--section-pad);
        }

        .section-sm {
            padding: 56px 0;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.5vw, 38px);
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 10px;
            letter-spacing: 0.04em;
            line-height: 1.35;
        }

        .section-desc {
            font-size: 16px;
            color: var(--c-text-muted);
            max-width: 680px;
            line-height: 1.8;
            margin: 0 0 32px;
        }

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

        .section-head .gold-line {
            width: 52px;
            height: 3px;
            background: var(--c-secondary);
            border-radius: 2px;
            margin-bottom: 14px;
        }

        /* FAQ Accordion */
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .faq-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            box-shadow: var(--shadow-default);
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
            overflow: hidden;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 162, 39, 0.4);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            font-size: 17px;
            font-weight: 600;
            color: var(--c-primary);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-family: var(--font-sans);
            line-height: 1.6;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--c-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-accent);
            font-size: 14px;
            transition: transform 0.3s ease, background-color 0.3s ease;
        }

        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
            background: var(--c-secondary);
            color: var(--c-primary);
        }

        .faq-answer {
            padding: 0 24px 22px;
            color: var(--c-text-muted);
            font-size: 15px;
            line-height: 1.8;
            display: none;
        }

        .faq-item.is-active .faq-answer {
            display: block;
        }

        .faq-answer p {
            margin: 0;
        }

        /* Docs List */
        .doc-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-default);
            transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
        }

        .doc-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 162, 39, 0.4);
            transform: translateY(-2px);
        }

        .doc-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--c-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-accent);
            font-size: 18px;
        }

        .doc-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--c-primary);
            margin: 0 0 4px;
        }

        .doc-info p {
            font-size: 14px;
            color: var(--c-text-muted);
            margin: 0;
        }

        .doc-action {
            margin-left: auto;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--c-accent);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .doc-action:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.06);
        }

        /* Contact Card */
        .contact-card {
            background: var(--c-primary);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .contact-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(201, 162, 39, 0.12);
            z-index: 1;
        }

        .contact-card .contact-inner {
            position: relative;
            z-index: 2;
        }

        .contact-card h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }

        .contact-card p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 20px;
            line-height: 1.8;
        }

        .contact-info-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .contact-info-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .contact-info-list li:last-child {
            border-bottom: none;
        }

        .contact-info-list i {
            width: 20px;
            color: var(--c-secondary);
            text-align: center;
        }

        /* CTA Section */
        .cta-section {
            background: var(--c-bg);
            border-top: 1px solid var(--c-border);
        }

        .cta-box {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-default);
        }

        .cta-box h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 6px;
        }

        .cta-box p {
            font-size: 15px;
            color: var(--c-text-muted);
            margin: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: var(--font-sans);
            line-height: 1.5;
            text-align: center;
            justify-content: center;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--c-primary);
            color: var(--c-secondary);
        }

        .btn-primary:active {
            background: #4E1E2A;
            transform: scale(0.98);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--c-primary);
            color: var(--c-primary);
        }

        .btn-outline:hover {
            border-color: var(--c-secondary);
            color: var(--c-gold-dark);
            background: rgba(201, 162, 39, 0.06);
        }

        .btn-outline:active {
            transform: scale(0.98);
        }

        .btn-gold {
            background: var(--c-secondary);
            color: var(--c-primary);
        }

        .btn-gold:hover {
            background: #fff;
            color: var(--c-primary);
            border: 1px solid var(--c-secondary);
        }

        .btn-gold:active {
            transform: scale(0.98);
        }

        /* Footer */
        .site-footer {
            background: var(--c-primary);
            color: #fff;
            padding: 56px 0 28px;
            border-top: 1px solid rgba(201, 162, 39, 0.35);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin-top: 14px;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--c-secondary);
            margin: 0 0 14px;
            letter-spacing: 0.06em;
        }

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.3s ease;
        }

        .footer-col ul li a:hover {
            color: var(--c-secondary);
        }

        .footer-chips {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.3s ease;
        }

        .footer-bottom a:hover {
            color: var(--c-secondary);
        }

        .footer-bottom .sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.3);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav li a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-hero {
                padding: 56px 0 48px;
            }
        }

        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-wrapper {
                display: none;
            }
            .mobile-menu {
                display: block;
            }
            .section {
                padding: var(--section-pad-mobile);
            }
            .section-sm {
                padding: 40px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .contact-card {
                padding: 28px 22px;
            }
            .cta-box {
                padding: 28px 22px;
                flex-direction: column;
                align-items: flex-start;
            }
            .doc-card {
                flex-wrap: wrap;
            }
            .doc-action {
                margin-left: 0;
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero .hero-sub {
                font-size: 15px;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 18px;
            }
            .faq-answer {
                padding: 0 18px 18px;
                font-size: 14px;
            }
            .doc-card {
                padding: 16px 18px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .brand-logo {
                font-size: 20px;
            }
            .brand-logo .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .stage-chips {
                gap: 4px;
            }
            .chip {
                padding: 3px 9px;
                font-size: 12px;
            }
        }