/* roulang page: index */
:root {
            --color-black: #0F0F0F;
            --color-dark: #141414;
            --color-charcoal: #2A2A2A;
            --color-ivory: #F7F4EF;
            --color-white: #FFFFFF;
            --color-gold: #A5956A;
            --color-champagne: #B8A579;
            --color-text-light: #F5F2EB;
            --color-text-dark: #1A1A1A;
            --color-text-muted-light: rgba(255, 255, 255, 0.65);
            --color-text-muted-dark: rgba(0, 0, 0, 0.55);
            --border-light: rgba(255, 255, 255, 0.2);
            --border-dark: rgba(0, 0, 0, 0.08);
            --radius-sm: 1px;
            --radius-md: 2px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --font-serif: "Playfair Display", "Cormorant Garamond", "Noto Serif SC", serif;
            --font-sans: "Inter", "Noto Sans SC", "Avenir Next", system-ui, sans-serif;
            --transition: 200ms ease;
            --transition-slow: 300ms ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
            background: rgba(15, 15, 15, 0.45);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .site-header.scrolled {
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            padding: 10px 0;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-text-light);
            line-height: 1.2;
        }

        .logo-sub {
            font-size: 10px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 400;
            font-family: var(--font-sans);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-text-light);
        }

        .nav-link.active {
            color: var(--color-champagne);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: transparent;
        }

        .search-btn:hover {
            color: var(--color-text-light);
            border-color: var(--color-gold);
        }

        .search-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .header-cta {
            font-size: 13px;
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--color-champagne);
            color: var(--color-champagne);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-champagne);
            color: var(--color-dark);
        }

        .header-cta:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
            background: var(--color-champagne);
            color: var(--color-dark);
        }

        .hamburger {
            display: none;
            width: 36px;
            height: 36px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: border-color var(--transition);
        }

        .hamburger span {
            display: block;
            width: 18px;
            height: 1.5px;
            background: var(--color-text-light);
            transition: all var(--transition);
        }

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

        .search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 280px;
            background: var(--color-dark);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 16px;
            display: none;
            box-shadow: var(--shadow-lg);
        }

        .search-dropdown.open {
            display: block;
        }

        .search-input {
            width: 100%;
            padding: 10px 14px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            color: var(--color-text-light);
            font-size: 14px;
        }

        .search-input::placeholder {
            color: var(--color-text-muted-light);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 100%;
            max-width: 360px;
            background: rgba(15, 15, 15, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 1001;
            padding: 80px 24px 40px;
            flex-direction: column;
            gap: 8px;
            transform: translateX(100%);
            transition: transform var(--transition-slow);
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .mobile-drawer .nav-link {
            font-size: 18px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--color-text-light);
        }

        .mobile-drawer .nav-link:hover {
            color: var(--color-champagne);
        }

        .mobile-drawer-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 20px;
        }

        @media (max-width: 1024px) {
            .nav-desktop {
                gap: 18px;
            }

            .nav-link {
                font-size: 13px;
            }
        }

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

            .header-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: flex;
            }

            .logo-text {
                font-size: 18px;
            }
        }

        /* Hero Section - No large image */
        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 120px 0 60px;
            background: linear-gradient(160deg, #0F0F0F 0%, #1A1A1A 40%, #262626 100%);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 20%, rgba(165, 149, 106, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 80%, rgba(165, 149, 106, 0.04) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .hero-eyebrow {
            display: inline-block;
            font-size: 12px;
            letter-spacing: 0.35em;
            text-transform: uppercase;
            color: var(--color-champagne);
            margin-bottom: 20px;
            font-weight: 500;
        }

        .hero-title {
            font-family: var(--font-serif);
            font-size: 52px;
            font-weight: 700;
            line-height: 1.15;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            margin-bottom: 28px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.9;
            color: var(--color-text-muted-light);
            max-width: 720px;
            margin: 0 auto 40px;
            letter-spacing: 0.02em;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 56px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.05em;
            color: var(--color-dark);
            background: var(--color-champagne);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            border: 1px solid var(--color-champagne);
        }

        .btn-primary:hover {
            background: var(--color-gold);
            border-color: var(--color-gold);
            box-shadow: 0 8px 24px rgba(165, 149, 106, 0.25);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.05em;
            color: var(--color-text-light);
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .btn-secondary:hover {
            border-color: var(--color-champagne);
            color: var(--color-champagne);
            background: rgba(165, 149, 106, 0.08);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
            border-color: var(--color-champagne);
        }

        .hero-icon-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 720px;
            margin: 0 auto 48px;
        }

        .hero-icon-item {
            padding: 24px 16px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-align: center;
        }

        .hero-icon-item:hover {
            border-color: var(--color-champagne);
            background: rgba(165, 149, 106, 0.08);
            transform: translateY(-3px);
        }

        .hero-icon {
            font-size: 28px;
            margin-bottom: 10px;
            color: var(--color-champagne);
        }

        .hero-icon-label {
            font-size: 13px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
        }

        .hero-status-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 40px;
            padding: 20px 40px;
            background: rgba(255, 255, 255, 0.03);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            flex-wrap: wrap;
            max-width: 860px;
            margin: 0 auto;
        }

        .hero-status-item {
            text-align: center;
        }

        .hero-status-number {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-champagne);
            line-height: 1.2;
        }

        .hero-status-label {
            font-size: 12px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        .hero-divider {
            width: 80px;
            height: 1px;
            background: var(--color-gold);
            margin: 0 auto 32px;
        }

        @media (max-width: 768px) {
            .hero {
                padding: 100px 0 40px;
                min-height: auto;
            }

            .hero-title {
                font-size: 26px;
                letter-spacing: 0.02em;
                margin-bottom: 18px;
            }

            .hero-subtitle {
                font-size: 15px;
                margin-bottom: 28px;
                line-height: 1.7;
            }

            .hero-actions {
                gap: 10px;
                margin-bottom: 36px;
            }

            .hero-icon-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
                margin-bottom: 32px;
            }

            .hero-status-bar {
                gap: 16px;
                padding: 16px 20px;
            }

            .hero-status-number {
                font-size: 22px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 12px 22px;
                font-size: 13px;
            }
        }

        @media (min-width: 1024px) {
            .hero-title {
                font-size: 56px;
            }
        }

        /* Section base */
        .section {
            padding: 88px 0;
        }

        .section-dark {
            background: var(--color-dark);
            color: var(--color-text-light);
        }

        .section-charcoal {
            background: var(--color-charcoal);
            color: var(--color-text-light);
        }

        .section-ivory {
            background: var(--color-ivory);
        }

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

        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
            max-width: 200px;
            margin: 0 auto;
            opacity: 0.5;
        }

        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-header-left {
            text-align: left;
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 11px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 500;
            margin-bottom: 14px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: 0.03em;
            color: inherit;
            margin-bottom: 18px;
        }

        .section-description {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-muted-dark);
            max-width: 720px;
            margin: 0 auto;
        }

        .section-dark .section-description {
            color: var(--color-text-muted-light);
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

            .section-title {
                font-size: 24px;
                margin-bottom: 12px;
            }

            .section-description {
                font-size: 14px;
            }

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

        /* KPI Board */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .kpi-card {
            padding: 32px 24px;
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .kpi-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-champagne);
            transform: translateY(-4px);
        }

        .kpi-number {
            font-family: var(--font-serif);
            font-size: 44px;
            font-weight: 700;
            color: var(--color-champagne);
            line-height: 1.1;
            margin-bottom: 8px;
        }

        .kpi-unit {
            font-size: 18px;
            color: var(--color-champagne);
        }

        .kpi-label {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            letter-spacing: 0.05em;
            margin-top: 8px;
        }

        @media (max-width: 768px) {
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .kpi-card {
                padding: 20px 14px;
            }

            .kpi-number {
                font-size: 30px;
            }
        }

        /* Brand Matrix Grid */
        .brand-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .brand-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .brand-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-champagne);
            transform: translateY(-4px);
        }

        .brand-card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .brand-card-body {
            padding: 24px;
        }

        .brand-card-category {
            display: inline-block;
            font-size: 11px;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--color-champagne);
            margin-bottom: 8px;
            font-weight: 500;
        }

        .brand-card-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .brand-card-desc {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
        }

        @media (max-width: 1024px) {
            .brand-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .brand-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .brand-card-img {
                height: 180px;
            }
        }

        /* Comparison Section */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .comparison-text h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .comparison-text p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--color-text-muted-dark);
            margin-bottom: 20px;
        }

        .comparison-metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .comparison-metric {
            padding: 24px;
            background: var(--color-ivory);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            text-align: center;
        }

        .comparison-metric-value {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-champagne);
            line-height: 1.2;
        }

        .comparison-metric-label {
            font-size: 12px;
            color: var(--color-text-muted-dark);
            margin-top: 6px;
            letter-spacing: 0.04em;
        }

        .comparison-image {
            position: relative;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .comparison-image img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        .comparison-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.15);
            pointer-events: none;
        }

        @media (max-width: 768px) {
            .comparison-wrap {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .comparison-image img {
                height: 240px;
            }

            .comparison-metrics {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }

        /* Milestone Timeline */
        .timeline {
            position: relative;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .timeline-item {
            display: grid;
            grid-template-columns: 80px 1fr;
            gap: 24px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-dark);
            transition: all var(--transition);
        }

        .timeline-item:hover {
            background: rgba(165, 149, 106, 0.04);
            padding-left: 8px;
        }

        .timeline-year {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-champagne);
            letter-spacing: 0.04em;
        }

        .timeline-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .timeline-item {
                grid-template-columns: 60px 1fr;
                gap: 14px;
                padding: 14px 0;
            }

            .timeline-year {
                font-size: 18px;
            }
        }

        /* News List */
        .news-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .news-featured {
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .news-featured:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-champagne);
        }

        .news-featured-img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }

        .news-featured-body {
            padding: 24px;
        }

        .news-date {
            font-size: 12px;
            color: var(--color-champagne);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .news-featured-title {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .news-featured-desc {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-list-item {
            padding: 18px 0;
            border-bottom: 1px solid var(--border-dark);
            display: grid;
            grid-template-columns: 90px 1fr;
            gap: 16px;
            transition: all var(--transition);
        }

        .news-list-item:hover {
            padding-left: 8px;
        }

        .news-list-date {
            font-size: 12px;
            color: var(--color-champagne);
            letter-spacing: 0.04em;
            padding-top: 2px;
        }

        .news-list-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-dark);
            margin-bottom: 4px;
            line-height: 1.5;
        }

        .news-list-desc {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.6;
        }

        .news-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-champagne);
            letter-spacing: 0.04em;
            margin-top: 20px;
            transition: color var(--transition);
        }

        .news-more:hover {
            color: var(--color-gold);
        }

        @media (max-width: 768px) {
            .news-wrap {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .news-featured-img {
                height: 200px;
            }

            .news-list-item {
                grid-template-columns: 70px 1fr;
                gap: 10px;
            }
        }

        /* Guarantee Bar */
        .guarantee-bar {
            padding: 48px 0;
            background: var(--color-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .guarantee-item {
            text-align: center;
            padding: 20px;
        }

        .guarantee-icon {
            font-size: 30px;
            color: var(--color-champagne);
            margin-bottom: 12px;
        }

        .guarantee-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }

        .guarantee-desc {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .guarantee-item {
                padding: 12px;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-dark);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 0;
            cursor: pointer;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }

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

        .faq-icon {
            font-size: 20px;
            color: var(--color-champagne);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0;
        }

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

        .faq-answer p {
            font-size: 15px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .faq-question {
                font-size: 14px;
                padding: 16px 0;
            }

            .faq-answer p {
                font-size: 13px;
                padding-right: 12px;
            }
        }

        /* Brand Story */
        .brand-story {
            position: relative;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .brand-story-img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }

        .brand-story-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 15, 15, 0.85) 0%, rgba(15, 15, 15, 0.5) 50%, rgba(15, 15, 15, 0.2) 100%);
            display: flex;
            align-items: center;
            padding: 60px;
        }

        .brand-story-content {
            max-width: 520px;
        }

        .brand-story-tag {
            font-size: 11px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            margin-bottom: 14px;
        }

        .brand-story-title {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .brand-story-text {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.85;
            margin-bottom: 20px;
        }

        @media (max-width: 768px) {
            .brand-story-img {
                height: 400px;
            }

            .brand-story-overlay {
                padding: 24px;
                align-items: flex-end;
            }

            .brand-story-title {
                font-size: 22px;
            }

            .brand-story-text {
                font-size: 13px;
            }
        }

        /* Partners */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
        }

        .partner-placeholder {
            aspect-ratio: 3/2;
            background: var(--color-ivory);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

        .partner-placeholder:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-sm);
        }

        .partner-placeholder span {
            font-size: 12px;
            color: var(--color-text-muted-dark);
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        @media (max-width: 1024px) {
            .partners-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        /* Sustainability */
        .sustainability-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .sustainability-img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-lg);
        }

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

        .sustainability-list li {
            padding: 16px 0;
            border-bottom: 1px solid var(--border-dark);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .sustainability-list li::before {
            content: '◆';
            font-size: 10px;
            color: var(--color-gold);
            flex-shrink: 0;
            margin-top: 6px;
        }

        .sustainability-list .s-item-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 4px;
        }

        .sustainability-list .s-item-desc {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .sustainability-wrap {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .sustainability-img {
                height: 240px;
            }
        }

        /* Gallery */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .gallery-item {
            position: relative;
            border-radius: var(--radius-sm);
            overflow: hidden;
            cursor: pointer;
            aspect-ratio: 3/4;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .gallery-item:hover img {
            transform: scale(1.05);
        }

        .gallery-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 16px;
            background: linear-gradient(transparent, rgba(15, 15, 15, 0.85));
            color: var(--color-text-light);
            font-size: 13px;
            letter-spacing: 0.03em;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .gallery-item:hover .gallery-caption {
            opacity: 1;
        }

        @media (max-width: 1024px) {
            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }

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

        .report-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            padding: 32px 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            text-align: center;
        }

        .report-card:hover {
            border-color: var(--color-champagne);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .report-card-year {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-champagne);
            margin-bottom: 8px;
        }

        .report-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }

        .report-card-desc {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .report-btn {
            display: inline-block;
            font-size: 13px;
            color: var(--color-champagne);
            letter-spacing: 0.04em;
            padding: 8px 20px;
            border: 1px solid var(--color-champagne);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .report-btn:hover {
            background: var(--color-champagne);
            color: var(--color-dark);
        }

        @media (max-width: 768px) {
            .report-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .report-card {
                padding: 24px 16px;
            }
        }

        /* Newsletter */
        .newsletter-box {
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
        }

        .newsletter-form {
            display: flex;
            gap: 12px;
            margin-top: 28px;
        }

        .newsletter-input {
            flex: 1;
            padding: 14px 20px;
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text-dark);
            transition: border-color var(--transition);
        }

        .newsletter-input:focus {
            border-color: var(--color-champagne);
            outline: 2px solid rgba(165, 149, 106, 0.3);
            outline-offset: 1px;
        }

        .newsletter-input::placeholder {
            color: var(--color-text-muted-dark);
        }

        @media (max-width: 768px) {
            .newsletter-form {
                flex-direction: column;
            }

            .newsletter-input {
                width: 100%;
            }
        }

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

        .contact-info h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 16px;
        }

        .contact-info p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
            margin-bottom: 12px;
        }

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

        .form-label {
            display: block;
            font-size: 13px;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .form-input {
            width: 100%;
            padding: 12px 16px;
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text-dark);
            transition: border-color var(--transition);
        }

        .form-input:focus {
            border-color: var(--color-champagne);
            outline: 2px solid rgba(165, 149, 106, 0.3);
            outline-offset: 1px;
        }

        .form-input::placeholder {
            color: var(--color-text-muted-dark);
        }

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

        .form-submit {
            padding: 13px 32px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.05em;
            color: var(--color-dark);
            background: var(--color-champagne);
            border: 1px solid var(--color-champagne);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .form-submit:hover {
            background: var(--color-gold);
            border-color: var(--color-gold);
            box-shadow: 0 8px 20px rgba(165, 149, 106, 0.2);
        }

        .form-submit:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
        }

        .form-note {
            font-size: 12px;
            color: var(--color-text-muted-dark);
            margin-top: 10px;
        }

        @media (max-width: 768px) {
            .contact-wrap {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--color-black);
            padding: 60px 0 32px;
            color: var(--color-text-muted-light);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

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

        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.7;
            margin-top: 12px;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-light);
            letter-spacing: 0.06em;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-text-muted-light);
            padding: 6px 0;
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-champagne);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
        }

        .footer-bottom a {
            color: var(--color-text-muted-light);
            transition: color var(--transition);
        }

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

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

            .footer-beian {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* Focus visibility */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

/* roulang page: category2 */
:root {
            --color-black: #0F0F0F;
            --color-dark: #141414;
            --color-charcoal: #2A2A2A;
            --color-ivory: #F7F4EF;
            --color-white: #FFFFFF;
            --color-gold: #A5956A;
            --color-champagne: #B8A579;
            --color-text-light: #F5F2EB;
            --color-text-dark: #1A1A1A;
            --color-text-muted-light: rgba(255, 255, 255, 0.65);
            --color-text-muted-dark: rgba(0, 0, 0, 0.55);
            --border-light: rgba(255, 255, 255, 0.2);
            --border-dark: rgba(0, 0, 0, 0.08);
            --radius-sm: 1px;
            --radius-md: 2px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --font-serif: "Playfair Display", "Cormorant Garamond", "Noto Serif SC", serif;
            --font-sans: "Inter", "Noto Sans SC", "Avenir Next", system-ui, sans-serif;
            --transition: 200ms ease;
            --transition-slow: 300ms ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
            background: rgba(15, 15, 15, 0.45);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .site-header.scrolled {
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            padding: 10px 0;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-text-light);
            line-height: 1.2;
        }

        .logo-sub {
            font-size: 10px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 400;
            font-family: var(--font-sans);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-text-light);
        }

        .nav-link.active {
            color: var(--color-champagne);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: transparent;
        }

        .search-btn:hover {
            color: var(--color-text-light);
            border-color: var(--color-gold);
        }

        .search-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .header-cta {
            font-size: 13px;
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--color-champagne);
            color: var(--color-champagne);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-champagne);
            color: var(--color-black);
        }

        .header-cta:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            color: var(--color-text-light);
            transition: all var(--transition);
        }

        .hamburger span {
            display: block;
            width: 20px;
            height: 1.5px;
            background: currentColor;
            transition: all var(--transition);
        }

        .hamburger:hover {
            border-color: var(--color-gold);
            color: var(--color-champagne);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(6.5px) rotate(45deg);
        }

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

        .hamburger.open span:nth-child(3) {
            transform: translateY(-6.5px) rotate(-45deg);
        }

        .search-input {
            position: absolute;
            top: 100%;
            right: 24px;
            width: 280px;
            padding: 14px 18px;
            background: rgba(20, 20, 20, 0.97);
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-sm);
            color: var(--color-text-light);
            font-size: 14px;
            opacity: 0;
            pointer-events: none;
            transform: translateY(8px);
            transition: all var(--transition-slow);
        }

        .search-input.visible {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }

        .search-input::placeholder {
            color: var(--color-text-muted-light);
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 999;
            background: rgba(15, 15, 15, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 100px 32px 40px;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-slow);
        }

        .mobile-drawer.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-drawer .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-drawer .drawer-nav a {
            font-size: 20px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.06em;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }

        .mobile-drawer .drawer-nav a:hover,
        .mobile-drawer .drawer-nav a.active {
            color: var(--color-champagne);
            padding-left: 8px;
        }

        @media (max-width: 1023px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .header-cta {
                display: none;
            }
        }

        @media (max-width: 479px) {
            .search-input {
                right: 16px;
                width: calc(100% - 32px);
            }
        }

        /* Page hero banner */
        .page-banner {
            padding: 160px 0 80px;
            background: linear-gradient(180deg, var(--color-black) 0%, var(--color-dark) 55%, #1E1E1E 100%);
            border-bottom: 1px solid var(--border-light);
            position: relative;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            margin-bottom: 28px;
        }

        .breadcrumb a {
            color: var(--color-text-muted-light);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--color-champagne);
        }

        .breadcrumb .separator {
            color: var(--color-gold);
            font-size: 12px;
        }

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

        .page-banner h1 {
            font-family: var(--font-serif);
            font-size: clamp(30px, 5vw, 52px);
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .page-banner .banner-desc {
            font-size: 16px;
            color: var(--color-text-muted-light);
            max-width: 680px;
            line-height: 2;
        }

        .page-banner .banner-line {
            width: 64px;
            height: 1px;
            background: var(--color-gold);
            margin-top: 24px;
        }

        /* Section base */
        .section {
            padding: 72px 0;
        }

        .section-dark {
            background: var(--color-dark);
            color: var(--color-text-light);
        }

        .section-ivory {
            background: var(--color-ivory);
        }

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

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 700;
            color: inherit;
            letter-spacing: 0.04em;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-muted-dark);
            max-width: 560px;
            line-height: 1.9;
        }

        .section-dark .section-subtitle {
            color: var(--color-text-muted-light);
        }

        .section-divider {
            width: 48px;
            height: 1px;
            background: var(--color-gold);
            margin-bottom: 28px;
        }

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

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

        .brand-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .brand-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .brand-card .card-img-wrap {
            width: 100%;
            aspect-ratio: 3/2;
            overflow: hidden;
            position: relative;
        }

        .brand-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

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

        .brand-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .brand-card .brand-tag {
            display: inline-block;
            font-size: 11px;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--color-gold);
            border: 1px solid var(--color-gold);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .brand-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            line-height: 1.35;
        }

        .brand-card .brand-cn {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            margin-bottom: 12px;
            letter-spacing: 0.06em;
        }

        .brand-card p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
        }

        .brand-card .card-link {
            font-size: 13px;
            color: var(--color-gold);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .brand-card .card-link:hover {
            color: var(--color-charcoal);
        }

        @media (max-width: 1023px) {
            .brand-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 767px) {
            .brand-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section {
                padding: 48px 0;
            }
            .page-banner {
                padding: 130px 0 56px;
            }
        }

        /* Topic cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .topic-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 32px;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow-sm);
        }

        .topic-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-md);
        }

        .topic-card .topic-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-sm);
            color: var(--color-gold);
            font-size: 18px;
            margin-bottom: 16px;
        }

        .topic-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text-dark);
            letter-spacing: 0.03em;
            margin-bottom: 10px;
        }

        .topic-card p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
        }

        @media (max-width: 1023px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 767px) {
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* Stats row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            padding: 40px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .stat-item {
            text-align: center;
            padding: 12px 0;
        }

        .stat-item .stat-number {
            font-family: var(--font-serif);
            font-size: clamp(32px, 3.5vw, 44px);
            font-weight: 700;
            color: var(--color-champagne);
            letter-spacing: 0.02em;
            line-height: 1.2;
            display: block;
            margin-bottom: 4px;
        }

        .stat-item .stat-label {
            font-size: 13px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        @media (max-width: 767px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
                padding: 24px 0;
            }
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding: 20px 0;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 1px;
            background: rgba(165, 149, 106, 0.35);
            transform: translateY(-50%);
        }

        .timeline-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            position: relative;
        }

        .timeline-node {
            text-align: center;
        }

        .timeline-node .node-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-gold);
            border: 2px solid var(--color-ivory);
            margin: 0 auto 12px;
            position: relative;
            z-index: 2;
            box-shadow: 0 0 0 3px rgba(165, 149, 106, 0.3);
        }

        .timeline-node .node-year {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.06em;
            display: block;
            margin-bottom: 6px;
        }

        .timeline-node .node-title {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.6;
        }

        @media (max-width: 767px) {
            .timeline::before {
                top: 0;
                bottom: 0;
                left: 20px;
                right: auto;
                width: 1px;
                height: auto;
                transform: none;
            }
            .timeline-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-left: 40px;
            }
            .timeline-node {
                text-align: left;
            }
            .timeline-node .node-dot {
                margin: 0 0 8px;
                position: absolute;
                left: 14px;
                top: 4px;
            }
            .timeline-node {
                position: relative;
            }
        }

        /* Quote section */
        .quote-section {
            background: linear-gradient(rgba(15, 15, 15, 0.75), rgba(15, 15, 15, 0.75)), url('/assets/images/c53ca610f3adad79.webp') center/cover no-repeat;
            padding: 100px 0;
            text-align: center;
        }

        .quote-section .quote-mark {
            font-family: var(--font-serif);
            font-size: 64px;
            color: var(--color-gold);
            line-height: 1;
            margin-bottom: 20px;
        }

        .quote-section .quote-text {
            font-family: var(--font-serif);
            font-size: clamp(20px, 2.6vw, 30px);
            font-weight: 500;
            color: var(--color-text-light);
            letter-spacing: 0.05em;
            line-height: 1.6;
            max-width: 800px;
            margin: 0 auto 20px;
            font-style: italic;
        }

        .quote-section .quote-sub {
            font-size: 14px;
            color: var(--color-champagne);
            letter-spacing: 0.1em;
            text-transform: uppercase;
        }

        /* CTA section */
        .cta-section {
            background: var(--color-charcoal);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 72px 0;
            text-align: center;
        }

        .cta-section .cta-title {
            font-family: var(--font-serif);
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }

        .cta-section .cta-desc {
            font-size: 14px;
            color: var(--color-text-muted-light);
            max-width: 460px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-sm);
            color: var(--color-text-light);
            font-size: 14px;
            transition: border-color var(--transition);
        }

        .cta-form input[type="email"]::placeholder {
            color: var(--color-text-muted-light);
        }

        .cta-form input[type="email"]:focus {
            border-color: var(--color-gold);
        }

        .cta-form .btn-gold {
            padding: 14px 28px;
            background: var(--color-gold);
            color: var(--color-black);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.04em;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            border: 1px solid var(--color-gold);
            white-space: nowrap;
        }

        .cta-form .btn-gold:hover {
            background: var(--color-champagne);
            border-color: var(--color-champagne);
        }

        .cta-form .btn-gold:focus-visible {
            outline: 2px solid var(--color-champagne);
            outline-offset: 2px;
        }

        .cta-note {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.4);
            margin-top: 16px;
            letter-spacing: 0.03em;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-dark);
            transition: all var(--transition);
        }

        .faq-item:first-child {
            border-top: 1px solid var(--border-dark);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            text-align: left;
            width: 100%;
            transition: color var(--transition);
        }

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

        .faq-question:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            transition: transform var(--transition-slow);
            font-size: 18px;
            line-height: 1;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 40px 0 0;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 40px 24px 0;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.9;
        }

        /* Footer */
        .site-footer {
            background: var(--color-black);
            color: var(--color-text-muted-light);
            padding: 56px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo .logo-text {
            color: var(--color-text-light);
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-light);
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-text-muted-light);
            padding: 5px 0;
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-champagne);
        }

        .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, 0.08);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

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

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition);
        }

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

        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --color-black: #0F0F0F;
            --color-dark: #141414;
            --color-charcoal: #2A2A2A;
            --color-ivory: #F7F4EF;
            --color-white: #FFFFFF;
            --color-gold: #A5956A;
            --color-champagne: #B8A579;
            --color-text-light: #F5F2EB;
            --color-text-dark: #1A1A1A;
            --color-text-muted-light: rgba(255, 255, 255, 0.65);
            --color-text-muted-dark: rgba(0, 0, 0, 0.55);
            --border-light: rgba(255, 255, 255, 0.2);
            --border-dark: rgba(0, 0, 0, 0.08);
            --radius-sm: 1px;
            --radius-md: 2px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --font-serif: "Playfair Display", "Cormorant Garamond", "Noto Serif SC", serif;
            --font-sans: "Inter", "Noto Sans SC", "Avenir Next", system-ui, sans-serif;
            --transition: 200ms ease;
            --transition-slow: 300ms ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
            background: rgba(15, 15, 15, 0.72);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .site-header.scrolled {
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            padding: 10px 0;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-text-light);
            line-height: 1.2;
        }

        .logo-sub {
            font-size: 10px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 400;
            font-family: var(--font-sans);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-text-light);
        }

        .nav-link.active {
            color: var(--color-champagne);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: transparent;
        }

        .search-btn:hover {
            color: var(--color-text-light);
            border-color: var(--color-gold);
        }

        .search-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .header-cta {
            font-size: 13px;
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--color-champagne);
            color: var(--color-champagne);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-champagne);
            color: var(--color-black);
            border-color: var(--color-champagne);
        }

        .header-cta:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .search-input {
            display: none;
            position: absolute;
            right: 160px;
            top: 50%;
            transform: translateY(-50%);
            width: 260px;
            background: rgba(20, 20, 20, 0.95);
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 14px;
            color: var(--color-text-light);
            letter-spacing: 0.02em;
            z-index: 10;
        }

        .search-input.active {
            display: block;
            animation: fadeIn 200ms ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-50%) scale(0.96);
            }
            to {
                opacity: 1;
                transform: translateY(-50%) scale(1);
            }
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 36px;
            height: 36px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            background: transparent;
            padding: 8px;
        }

        .hamburger span {
            display: block;
            width: 18px;
            height: 1.5px;
            background: var(--color-text-light);
            transition: all var(--transition-slow);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(6.5px) rotate(45deg);
        }

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

        .hamburger.open span:nth-child(3) {
            transform: translateY(-6.5px) rotate(-45deg);
        }

        .hamburger:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        /* Mobile Drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 999;
            background: rgba(10, 10, 10, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 28px;
            padding: 80px 32px;
            transition: opacity var(--transition-slow);
            opacity: 0;
            pointer-events: none;
        }

        .mobile-drawer.open {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-drawer a {
            font-size: 20px;
            letter-spacing: 0.04em;
            color: var(--color-text-muted-light);
            transition: all var(--transition);
            position: relative;
        }

        .mobile-drawer a:hover {
            color: var(--color-champagne);
        }

        .mobile-drawer a.active {
            color: var(--color-champagne);
        }

        .mobile-drawer a.active::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 0.02em;
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--color-champagne);
        }

        .breadcrumb .divider {
            color: rgba(255, 255, 255, 0.3);
        }

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

        /* Category H1 Banner */
        .category-banner {
            position: relative;
            background: var(--color-black);
            padding: 160px 0 80px;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(15, 15, 15, 0.92) 0%, rgba(42, 42, 42, 0.75) 100%);
            z-index: 1;
        }

        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
            opacity: 0.35;
            z-index: 0;
        }

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

        .category-h1 {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-text-light);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .category-desc {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            max-width: 640px;
            line-height: 1.9;
            letter-spacing: 0.01em;
        }

        .gold-line {
            width: 48px;
            height: 1px;
            background: var(--color-gold);
            margin-bottom: 20px;
        }

        /* Section Base */
        .section {
            padding: 80px 0;
        }

        .section-dark {
            background: var(--color-dark);
            color: var(--color-text-light);
        }

        .section-ivory {
            background: var(--color-ivory);
            color: var(--color-text-dark);
        }

        .section-charcoal {
            background: var(--color-charcoal);
            color: var(--color-text-light);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: inherit;
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-muted-dark);
            line-height: 1.9;
            max-width: 620px;
        }

        .section-dark .section-subtitle {
            color: var(--color-text-muted-light);
        }

        /* News Cards Grid */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 40px;
        }

        .news-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-gold);
            transform: translateY(-4px);
        }

        .news-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            object-position: center;
            transition: transform 500ms ease;
        }

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

        .news-card-body {
            padding: 22px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card-date {
            font-size: 12px;
            letter-spacing: 0.08em;
            color: var(--color-gold);
            font-weight: 500;
            margin-bottom: 8px;
        }

        .news-card-title {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text-dark);
            line-height: 1.5;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .news-card-excerpt {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
        }

        .news-card-link {
            font-size: 13px;
            letter-spacing: 0.06em;
            color: var(--color-gold);
            font-weight: 500;
            transition: all var(--transition);
            align-self: flex-start;
        }

        .news-card-link:hover {
            color: var(--color-text-dark);
            letter-spacing: 0.1em;
        }

        .news-card-link:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 4px;
        }

        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            letter-spacing: 0.05em;
            color: var(--color-text-dark);
            border: 1px solid var(--color-gold);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            margin-top: 36px;
            background: transparent;
        }

        .more-link:hover {
            background: var(--color-gold);
            color: var(--color-white);
        }

        .more-link:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 4px;
        }

        /* Feature Topic */
        .feature-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .feature-layout img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            object-position: center;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dark);
        }

        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 24px;
        }

        .feature-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }

        .feature-dot {
            width: 6px;
            height: 6px;
            background: var(--color-gold);
            border-radius: 50%;
            margin-top: 9px;
            flex-shrink: 0;
        }

        .feature-item h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: inherit;
            letter-spacing: 0.02em;
            margin-bottom: 4px;
        }

        .feature-item p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
        }

        .section-dark .feature-item p {
            color: var(--color-text-muted-light);
        }

        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            padding: 36px 0;
        }

        .stat-item {
            text-align: center;
            padding: 0 16px;
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-champagne);
            letter-spacing: 0.02em;
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
        }

        /* Timeline */
        .timeline-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin-top: 40px;
            position: relative;
        }

        .timeline-grid::before {
            content: '';
            position: absolute;
            top: 6px;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
            opacity: 0.4;
        }

        .timeline-node {
            position: relative;
            padding-top: 24px;
        }

        .timeline-node::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 0;
            width: 10px;
            height: 10px;
            background: var(--color-gold);
            border-radius: 50%;
            border: 2px solid var(--color-ivory);
        }

        .section-dark .timeline-node::before {
            border-color: var(--color-dark);
        }

        .timeline-year {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-champagne);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }

        .timeline-title {
            font-size: 14px;
            color: var(--color-text-dark);
            line-height: 1.6;
        }

        .section-dark .timeline-title {
            color: var(--color-text-muted-light);
        }

        /* Quote */
        .quote-section {
            background: var(--color-black);
            position: relative;
            overflow: hidden;
            text-align: center;
            padding: 100px 0;
        }

        .quote-section .quote-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
            opacity: 0.2;
            z-index: 0;
        }

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

        .quote-text {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            letter-spacing: 0.05em;
            color: var(--color-text-light);
            line-height: 1.6;
            max-width: 800px;
            margin: 0 auto;
        }

        .quote-mark {
            font-size: 48px;
            color: var(--color-gold);
            line-height: 1;
            margin-bottom: 20px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #1A1A1A, #2A2A2A);
            border-top: 1px solid rgba(165, 149, 106, 0.3);
            border-bottom: 1px solid rgba(165, 149, 106, 0.3);
            padding: 80px 0;
            text-align: center;
        }

        .cta-section .section-title {
            color: var(--color-text-light);
        }

        .cta-sub {
            font-size: 15px;
            color: var(--color-text-muted-light);
            max-width: 520px;
            margin: 12px auto 32px;
            line-height: 1.8;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            letter-spacing: 0.05em;
            background: var(--color-gold);
            color: var(--color-white);
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            font-weight: 500;
        }

        .cta-btn:hover {
            background: var(--color-champagne);
            color: var(--color-black);
        }

        .cta-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 4px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 36px auto 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            text-align: left;
            transition: color var(--transition);
            background: transparent;
        }

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

        .faq-question:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .faq-icon {
            font-size: 20px;
            color: var(--color-gold);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
            font-weight: 300;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.9;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-black);
            color: var(--color-text-muted-light);
            padding: 64px 0 32px;
            border-top: 1px solid rgba(165, 149, 106, 0.25);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
            margin-top: 14px;
            max-width: 300px;
        }

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

        .footer-brand .logo-sub {
            font-size: 9px;
        }

        .footer-col h4 {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-champagne);
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            padding: 5px 0;
            transition: all var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-text-light);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

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

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition);
        }

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

        /* Button Base */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-size: 14px;
            letter-spacing: 0.05em;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            font-weight: 500;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-black);
            color: var(--color-white);
            border: 1px solid var(--color-black);
        }

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

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

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

        .btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 4px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop {
                gap: 18px;
            }

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

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

            .timeline-grid {
                grid-template-columns: repeat(3, 1fr);
                row-gap: 28px;
            }

            .timeline-grid::before {
                display: none;
            }

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

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

            .hamburger {
                display: flex;
            }

            .header-cta {
                display: none;
            }

            .mobile-drawer {
                display: flex;
            }

            .search-input {
                right: 80px;
                width: 180px;
            }

            .category-banner {
                padding: 120px 0 56px;
            }

            .category-h1 {
                font-size: 28px;
            }

            .section {
                padding: 56px 0;
            }

            .section-title {
                font-size: 24px;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

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

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

            .stat-number {
                font-size: 30px;
            }

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

            .timeline-node {
                padding-left: 20px;
                padding-top: 0;
            }

            .timeline-node::before {
                left: 0;
                top: 5px;
            }

            .quote-text {
                font-size: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

/* roulang page: category4 */
:root {
            --color-black: #0F0F0F;
            --color-dark: #141414;
            --color-charcoal: #2A2A2A;
            --color-ivory: #F7F4EF;
            --color-white: #FFFFFF;
            --color-gold: #A5956A;
            --color-champagne: #B8A579;
            --color-text-light: #F5F2EB;
            --color-text-dark: #1A1A1A;
            --color-text-muted-light: rgba(255, 255, 255, 0.65);
            --color-text-muted-dark: rgba(0, 0, 0, 0.55);
            --border-light: rgba(255, 255, 255, 0.2);
            --border-dark: rgba(0, 0, 0, 0.08);
            --radius-sm: 1px;
            --radius-md: 2px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --font-serif: "Playfair Display", "Cormorant Garamond", "Noto Serif SC", serif;
            --font-sans: "Inter", "Noto Sans SC", "Avenir Next", system-ui, sans-serif;
            --transition: 200ms ease;
            --transition-slow: 300ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
            background: rgba(15, 15, 15, 0.45);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .site-header.scrolled {
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            padding: 10px 0;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-text-light);
            line-height: 1.2;
        }
        .logo-sub {
            font-size: 10px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 400;
            font-family: var(--font-sans);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--color-text-light);
        }
        .nav-link.active {
            color: var(--color-champagne);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .search-btn {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: transparent;
        }
        .search-btn:hover {
            color: var(--color-text-light);
            border-color: var(--color-gold);
        }
        .search-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }
        .header-cta {
            font-size: 13px;
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--color-champagne);
            color: var(--color-champagne);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .header-cta:hover {
            background: var(--color-champagne);
            color: var(--color-black);
        }
        .header-cta:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 36px;
            height: 36px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: border-color var(--transition);
        }
        .hamburger span {
            display: block;
            width: 18px;
            height: 1px;
            background: var(--color-text-light);
            transition: all var(--transition);
        }
        .hamburger:hover {
            border-color: var(--color-gold);
        }
        .search-input {
            position: absolute;
            top: 100%;
            right: 0;
            width: 300px;
            padding: 14px 18px;
            background: rgba(20, 20, 20, 0.97);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            color: var(--color-text-light);
            font-size: 14px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: all var(--transition-slow);
            z-index: 999;
            letter-spacing: 0.02em;
        }
        .search-input.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .search-input::placeholder {
            color: var(--color-text-muted-light);
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(10, 10, 10, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 998;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition-slow);
        }
        .mobile-overlay.visible {
            opacity: 1;
            visibility: visible;
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 85%;
            max-width: 420px;
            background: var(--color-dark);
            z-index: 1001;
            padding: 80px 32px 40px;
            transform: translateX(100%);
            transition: transform var(--transition-slow);
            overflow-y: auto;
            border-left: 1px solid var(--border-light);
        }
        .mobile-drawer.visible {
            transform: translateX(0);
        }
        .mobile-drawer .nav-link {
            display: block;
            font-size: 18px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--color-text-light);
        }
        .mobile-drawer .nav-link:hover {
            color: var(--color-champagne);
            padding-left: 6px;
        }
        .mobile-drawer .nav-link.active {
            color: var(--color-champagne);
        }
        .drawer-close {
            position: absolute;
            top: 20px;
            right: 24px;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 20px;
            transition: border-color var(--transition);
        }
        .drawer-close:hover {
            border-color: var(--color-gold);
        }

        /* Page Hero */
        .page-hero {
            padding: 120px 0 48px;
            background: linear-gradient(180deg, #0F0F0F 0%, #1A1A1A 55%, #2E2E2E 100%);
            position: relative;
            overflow: hidden;
            min-height: 260px;
            display: flex;
            align-items: flex-end;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
        }
        .page-hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .breadcrumb a {
            color: var(--color-champagne);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--color-text-light);
        }
        .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.3);
            font-size: 10px;
        }
        .breadcrumb .current {
            color: var(--color-text-muted-light);
        }
        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            letter-spacing: 0.05em;
            color: var(--color-text-light);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .page-hero .hero-sub {
            font-size: 15px;
            color: var(--color-text-muted-light);
            max-width: 640px;
            line-height: 1.9;
            letter-spacing: 0.02em;
        }

        /* Section Base */
        section {
            padding: 64px 0;
        }
        .section-dark {
            background: var(--color-dark);
            color: var(--color-text-light);
        }
        .section-ivory {
            background: var(--color-ivory);
        }
        .section-white {
            background: var(--color-white);
        }
        .section-charcoal {
            background: var(--color-charcoal);
            color: var(--color-text-light);
        }
        .section-gold-divider {
            border-top: 1px solid var(--border-dark);
        }
        .section-dark .section-gold-divider,
        .section-charcoal .section-gold-divider {
            border-top-color: var(--border-light);
        }

        /* Typography */
        .section-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            letter-spacing: 0.05em;
            line-height: 1.4;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }
        .section-dark .section-title,
        .section-charcoal .section-title {
            color: var(--color-text-light);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-muted-dark);
            line-height: 1.9;
            letter-spacing: 0.02em;
            max-width: 620px;
        }
        .section-dark .section-subtitle,
        .section-charcoal .section-subtitle {
            color: var(--color-text-muted-light);
        }
        .gold-accent {
            color: var(--color-gold);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.05em;
            transition: all var(--transition);
            font-weight: 500;
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }
        .btn-dark {
            background: var(--color-black);
            color: var(--color-text-light);
            border-color: var(--color-black);
        }
        .btn-dark:hover {
            background: var(--color-gold);
            border-color: var(--color-gold);
            color: var(--color-black);
        }
        .btn-outline-dark {
            background: transparent;
            color: var(--color-text-dark);
            border-color: rgba(0, 0, 0, 0.3);
        }
        .btn-outline-dark:hover {
            background: var(--color-black);
            border-color: var(--color-black);
            color: var(--color-text-light);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border-color: var(--border-light);
        }
        .btn-outline-light:hover {
            background: var(--color-text-light);
            border-color: var(--color-text-light);
            color: var(--color-black);
        }
        .btn-gold {
            background: var(--color-gold);
            color: var(--color-black);
            border-color: var(--color-gold);
        }
        .btn-gold:hover {
            background: var(--color-champagne);
            border-color: var(--color-champagne);
            color: var(--color-black);
        }

        /* Cards */
        .card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow-sm);
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-gold);
            transform: translateY(-2px);
        }
        .card-dark {
            background: #1E1E1E;
            border-color: rgba(255, 255, 255, 0.08);
        }
        .card-dark:hover {
            border-color: var(--color-gold);
        }
        .card-body {
            padding: 24px;
        }
        .card-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .card-image-3-2 {
            width: 100%;
            aspect-ratio: 3/2;
            object-fit: cover;
        }

        /* Badge / Tag */
        .badge {
            display: inline-block;
            font-size: 11px;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            font-weight: 500;
            line-height: 1.6;
        }
        .badge-gold {
            background: rgba(165, 149, 106, 0.15);
            color: var(--color-gold);
            border: 1px solid rgba(165, 149, 106, 0.3);
        }
        .badge-dark {
            background: rgba(0, 0, 0, 0.06);
            color: var(--color-text-dark);
            border: 1px solid rgba(0, 0, 0, 0.1);
        }
        .badge-light {
            background: rgba(255, 255, 255, 0.1);
            color: var(--color-text-light);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .badge-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1px solid var(--color-gold);
        }

        /* Stats */
        .stat-number {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-gold);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            letter-spacing: 0.04em;
            margin-top: 6px;
            line-height: 1.7;
        }
        .section-dark .stat-label,
        .section-charcoal .stat-label {
            color: var(--color-text-muted-light);
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 24px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 5px;
            top: 0;
            bottom: 0;
            width: 1px;
            background: var(--color-gold);
        }
        .timeline-item {
            position: relative;
            padding-left: 28px;
            padding-bottom: 32px;
            border-left: none;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -8px;
            top: 6px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-gold);
            border: 2px solid var(--color-ivory);
            box-shadow: 0 0 0 2px var(--color-gold);
        }
        .timeline-item .timeline-year {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.08em;
        }
        .timeline-item .timeline-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            margin-top: 4px;
        }
        .section-dark .timeline-item .timeline-title,
        .section-charcoal .timeline-item .timeline-title {
            color: var(--color-text-light);
        }
        .timeline-item .timeline-desc {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
            margin-top: 6px;
        }
        .section-dark .timeline-item .timeline-desc,
        .section-charcoal .timeline-item .timeline-desc {
            color: var(--color-text-muted-light);
        }

        /* FAQ */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-dark);
            transition: border-color var(--transition);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-item:hover {
            border-bottom-color: var(--color-gold);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 20px 4px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            text-align: left;
            transition: color var(--transition);
            cursor: pointer;
        }
        .faq-question:hover {
            color: var(--color-gold);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 18px;
            font-weight: 300;
            color: var(--color-gold);
            transition: transform var(--transition-slow);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.9;
            letter-spacing: 0.01em;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 4px 20px;
        }

        /* Table */
        .data-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            letter-spacing: 0.01em;
        }
        .data-table th {
            background: var(--color-black);
            color: var(--color-text-light);
            padding: 14px 18px;
            text-align: left;
            font-weight: 600;
            letter-spacing: 0.04em;
            font-size: 13px;
            white-space: nowrap;
        }
        .data-table td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--border-dark);
            color: var(--color-text-dark);
            white-space: nowrap;
        }
        .data-table tr:hover td {
            background: rgba(165, 149, 106, 0.04);
        }
        .section-dark .data-table td,
        .section-charcoal .data-table td {
            border-bottom-color: rgba(255, 255, 255, 0.08);
            color: var(--color-text-light);
        }
        .section-dark .data-table tr:hover td,
        .section-charcoal .data-table tr:hover td {
            background: rgba(165, 149, 106, 0.06);
        }

        /* Quote */
        .blockquote-gold {
            font-family: var(--font-serif);
            font-size: 20px;
            line-height: 1.8;
            letter-spacing: 0.03em;
            color: var(--color-text-dark);
            border-left: 2px solid var(--color-gold);
            padding-left: 24px;
            max-width: 720px;
        }
        .section-dark .blockquote-gold,
        .section-charcoal .blockquote-gold {
            color: var(--color-text-light);
        }

        /* Image overlay */
        .image-overlay {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-md);
        }
        .image-overlay img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .image-overlay:hover img {
            transform: scale(1.04);
        }
        .image-overlay .overlay-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 40px 20px 16px;
            background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.7));
            color: var(--color-text-light);
            font-size: 13px;
            letter-spacing: 0.03em;
            font-weight: 500;
            text-align: left;
        }

        /* Grid helpers */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-black);
            color: var(--color-text-muted-light);
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-light);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo-text {
            font-size: 20px;
            color: var(--color-text-light);
        }
        .footer-brand .logo-sub {
            font-size: 9px;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.9;
            color: var(--color-text-muted-light);
            margin-top: 12px;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            font-family: var(--font-sans);
        }
        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-text-muted-light);
            padding: 6px 0;
            transition: color var(--transition);
            letter-spacing: 0.02em;
        }
        .footer-col a:hover {
            color: var(--color-champagne);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            letter-spacing: 0.03em;
        }
        .footer-beian {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .footer-bottom a {
            color: var(--color-text-muted-light);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--color-champagne);
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-overlay,
            .mobile-drawer {
                display: block;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .grid-3,
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 16px;
            }
            .header-cta {
                display: none;
            }
            .site-header {
                padding: 12px 0;
            }
            .site-header.scrolled {
                padding: 8px 0;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-sub {
                font-size: 8px;
                letter-spacing: 0.2em;
            }
            .header-actions {
                gap: 8px;
            }
            .search-btn {
                width: 32px;
                height: 32px;
            }
            .hamburger {
                width: 32px;
                height: 32px;
            }
            .page-hero {
                padding: 96px 0 36px;
                min-height: 200px;
            }
            .page-hero h1 {
                font-size: 22px;
                letter-spacing: 0.03em;
            }
            .page-hero .hero-sub {
                font-size: 14px;
                line-height: 1.8;
            }
            section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 20px;
                letter-spacing: 0.03em;
            }
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-beian {
                flex-direction: column;
                gap: 4px;
            }
            .timeline {
                padding-left: 16px;
            }
            .timeline::before {
                left: 3px;
            }
            .timeline-item {
                padding-left: 22px;
                padding-bottom: 24px;
            }
            .timeline-item::before {
                left: -7px;
                top: 5px;
                width: 6px;
                height: 6px;
            }
            .blockquote-gold {
                font-size: 16px;
                padding-left: 16px;
            }
            .faq-question {
                font-size: 14px;
                padding: 16px 2px;
            }
            .faq-answer {
                font-size: 13px;
            }
            .stat-number {
                font-size: 32px;
            }
            .card-body {
                padding: 18px;
            }
            .btn {
                padding: 11px 22px;
                font-size: 13px;
            }
        }

        @media (max-width: 374px) {
            .page-hero h1 {
                font-size: 20px;
            }
            .search-input {
                width: 240px;
            }
        }

/* roulang page: category3 */
:root {
            --color-black: #0F0F0F;
            --color-dark: #141414;
            --color-charcoal: #2A2A2A;
            --color-ivory: #F7F4EF;
            --color-white: #FFFFFF;
            --color-gold: #A5956A;
            --color-champagne: #B8A579;
            --color-text-light: #F5F2EB;
            --color-text-dark: #1A1A1A;
            --color-text-muted-light: rgba(255, 255, 255, 0.65);
            --color-text-muted-dark: rgba(0, 0, 0, 0.55);
            --border-light: rgba(255, 255, 255, 0.2);
            --border-dark: rgba(0, 0, 0, 0.08);
            --radius-sm: 1px;
            --radius-md: 2px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --font-serif: "Playfair Display", "Cormorant Garamond", "Noto Serif SC", serif;
            --font-sans: "Inter", "Noto Sans SC", "Avenir Next", system-ui, sans-serif;
            --transition: 200ms ease;
            --transition-slow: 300ms ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
            background: rgba(15, 15, 15, 0.45);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .site-header.scrolled {
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            padding: 10px 0;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-text-light);
            line-height: 1.2;
        }

        .logo-sub {
            font-size: 10px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 400;
            font-family: var(--font-sans);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-text-light);
        }

        .nav-link.active {
            color: var(--color-champagne);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: transparent;
        }

        .search-btn:hover {
            color: var(--color-text-light);
            border-color: var(--color-gold);
        }

        .search-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .header-cta {
            font-size: 13px;
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--color-champagne);
            color: var(--color-champagne);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-champagne);
            color: var(--color-black);
        }

        .header-cta:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
            z-index: 1002;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text-light);
            transition: all var(--transition);
            border-radius: 1px;
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .search-input {
            display: none;
            position: absolute;
            top: 100%;
            right: 24px;
            width: 280px;
            max-width: 80%;
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-lg);
            z-index: 999;
            margin-top: 8px;
        }

        .search-input.open {
            display: block;
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(15, 15, 15, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 1001;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 32px;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition-slow), visibility var(--transition-slow);
        }

        .mobile-drawer.open {
            opacity: 1;
            visibility: visible;
        }

        .mobile-drawer .nav-link {
            font-size: 20px;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
        }

        .mobile-drawer .nav-link:hover {
            color: var(--color-champagne);
        }

        .mobile-drawer .nav-link.active {
            color: var(--color-champagne);
        }

        /* Category H1 Banner */
        .category-banner {
            position: relative;
            padding: 140px 0 64px;
            background: var(--color-dark);
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }

        .category-banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            z-index: 1;
        }

        .category-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 15, 15, 0.7) 0%, rgba(15, 15, 15, 0.5) 100%);
            z-index: 2;
        }

        .category-banner-content {
            position: relative;
            z-index: 3;
        }

        .category-banner h1 {
            font-family: var(--font-serif);
            font-size: 44px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-text-light);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .category-banner .subtitle {
            font-size: 16px;
            color: var(--color-text-muted-light);
            max-width: 680px;
            line-height: 1.8;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted-dark);
            padding: 24px 0;
            border-bottom: 1px solid var(--border-dark);
            margin-bottom: 48px;
        }

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

        .breadcrumb a:hover {
            color: var(--color-charcoal);
        }

        .breadcrumb .separator {
            color: var(--color-text-muted-dark);
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--color-text-dark);
            font-weight: 500;
        }

        /* Section styles */
        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: var(--color-white);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }

        .section-dark {
            background: var(--color-dark);
            color: var(--color-text-light);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-text-dark);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-dark .section-title {
            color: var(--color-text-light);
        }

        .section-lead {
            font-size: 16px;
            color: var(--color-text-muted-dark);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 40px;
        }

        .section-dark .section-lead {
            color: var(--color-text-muted-light);
        }

        .gold-line {
            width: 64px;
            height: 1px;
            background: var(--color-gold);
            margin-bottom: 24px;
        }

        /* Card styles */
        .article-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            box-shadow: var(--shadow-xl);
            border-color: var(--color-gold);
            transform: translateY(-4px);
        }

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

        .article-card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 12px;
        }

        .article-card-tag {
            display: inline-block;
            font-size: 11px;
            letter-spacing: 0.08em;
            color: var(--color-gold);
            text-transform: uppercase;
            font-weight: 500;
        }

        .article-card-date {
            font-size: 13px;
            color: var(--color-text-muted-dark);
        }

        .article-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-dark);
            line-height: 1.4;
            letter-spacing: 0.02em;
        }

        .article-card p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
            flex: 1;
        }

        .article-card-link {
            font-size: 13px;
            color: var(--color-gold);
            font-weight: 500;
            letter-spacing: 0.04em;
            transition: color var(--transition);
            align-self: flex-start;
        }

        .article-card-link:hover {
            color: var(--color-charcoal);
        }

        /* Topic card */
        .topic-card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-gold);
        }

        .topic-card-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-sm);
            color: var(--color-gold);
            font-size: 18px;
            margin-bottom: 8px;
        }

        .topic-card h3 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
        }

        .topic-card p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
        }

        /* Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding: 40px 0;
        }

        .stat-item {
            text-align: center;
            padding: 32px 16px;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 48px;
            font-weight: 700;
            color: var(--color-champagne);
            letter-spacing: 0.02em;
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .stat-unit {
            font-size: 16px;
            color: var(--color-champagne);
            font-weight: 400;
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            margin-top: 8px;
        }

        /* Timeline */
        .timeline {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            padding: 24px 0;
            position: relative;
        }

        .timeline-item {
            text-align: center;
            position: relative;
            padding: 0 8px;
        }

        .timeline-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-gold);
            margin: 0 auto 16px;
            position: relative;
            z-index: 2;
        }

        .timeline-item:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 5px;
            left: 50%;
            right: -50%;
            width: 100%;
            height: 1px;
            background: var(--color-gold);
            opacity: 0.5;
            z-index: 1;
        }

        .timeline-year {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-champagne);
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }

        .timeline-title {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.5;
        }

        /* Quote */
        .quote-block {
            text-align: center;
            padding: 64px 24px;
            background: var(--color-dark);
            position: relative;
            overflow: hidden;
        }

        .quote-block-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            z-index: 1;
        }

        .quote-block-overlay {
            position: absolute;
            inset: 0;
            background: rgba(15, 15, 15, 0.6);
            z-index: 2;
        }

        .quote-block-content {
            position: relative;
            z-index: 3;
            max-width: 800px;
            margin: 0 auto;
        }

        .quote-mark {
            font-family: var(--font-serif);
            font-size: 64px;
            color: var(--color-gold);
            line-height: 1;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .quote-text {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 600;
            color: var(--color-text-light);
            line-height: 1.6;
            letter-spacing: 0.02em;
        }

        /* CTA / Newsletter */
        .newsletter-cta {
            text-align: center;
            padding: 56px 24px;
            max-width: 560px;
            margin: 0 auto;
        }

        .newsletter-cta form {
            display: flex;
            gap: 10px;
            margin-top: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .newsletter-cta input[type="email"] {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            font-size: 14px;
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            transition: border-color var(--transition);
            color: var(--color-text-dark);
        }

        .newsletter-cta input[type="email"]:focus {
            border-color: var(--color-gold);
            outline: 2px solid rgba(165, 149, 106, 0.25);
            outline-offset: 0;
        }

        .newsletter-cta button {
            padding: 14px 32px;
            font-size: 14px;
            font-weight: 500;
            background: var(--color-gold);
            color: var(--color-white);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .newsletter-cta button:hover {
            background: var(--color-champagne);
            color: var(--color-black);
        }

        .newsletter-cta button:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .newsletter-note {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            margin-top: 16px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item:hover {
            border-color: var(--color-gold);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            background: transparent;
            text-align: left;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            cursor: pointer;
            transition: color var(--transition);
        }

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

        .faq-question:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: -2px;
            border-radius: var(--radius-sm);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-gold);
            transition: transform var(--transition);
            font-weight: 300;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 24px 20px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-black);
            color: var(--color-text-muted-light);
            padding: 56px 0 32px;
            border-top: 1px solid var(--border-light);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.7;
            margin-top: 12px;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-champagne);
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-text-muted-light);
            padding: 6px 0;
            transition: color var(--transition);
            letter-spacing: 0.02em;
        }

        .footer-col a:hover {
            color: var(--color-champagne);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
            font-size: 12px;
            color: var(--color-text-muted-light);
        }

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom a {
            color: var(--color-text-muted-light);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: flex;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .timeline {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .timeline-item:not(:last-child)::after {
                display: none;
            }

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

        @media (max-width: 767px) {
            .category-banner h1 {
                font-size: 28px;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 24px;
            }

            .stats-row {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .stat-number {
                font-size: 36px;
            }

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

            .timeline-item {
                padding: 0;
            }

            .quote-text {
                font-size: 20px;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .header-cta {
                display: none;
            }

            .breadcrumb {
                flex-wrap: wrap;
                gap: 4px;
                font-size: 12px;
            }

            .article-card-body {
                padding: 18px;
            }

            .article-card h3 {
                font-size: 16px;
            }
        }

        @media (max-width: 520px) {
            .category-banner {
                padding: 120px 0 48px;
            }

            .category-banner h1 {
                font-size: 24px;
            }

            .category-banner .subtitle {
                font-size: 14px;
            }

            .section-title {
                font-size: 22px;
            }

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

            .newsletter-cta form {
                flex-direction: column;
                align-items: stretch;
            }

            .newsletter-cta input[type="email"] {
                min-width: auto;
                width: 100%;
            }

            .newsletter-cta button {
                width: 100%;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 14px;
            }

            .faq-answer {
                padding: 0 18px;
                font-size: 13px;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --color-black: #0F0F0F;
            --color-dark: #141414;
            --color-charcoal: #2A2A2A;
            --color-ivory: #F7F4EF;
            --color-white: #FFFFFF;
            --color-gold: #A5956A;
            --color-champagne: #B8A579;
            --color-text-light: #F5F2EB;
            --color-text-dark: #1A1A1A;
            --color-text-muted-light: rgba(255, 255, 255, 0.65);
            --color-text-muted-dark: rgba(0, 0, 0, 0.55);
            --border-light: rgba(255, 255, 255, 0.2);
            --border-dark: rgba(0, 0, 0, 0.08);
            --radius-sm: 1px;
            --radius-md: 2px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --font-serif: "Playfair Display", "Cormorant Garamond", "Noto Serif SC", serif;
            --font-sans: "Inter", "Noto Sans SC", "Avenir Next", system-ui, sans-serif;
            --transition: 200ms ease;
            --transition-slow: 300ms ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-dark);
            background: var(--color-ivory);
            overflow-x: hidden;
            padding-top: 72px;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .site-header.scrolled {
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            padding: 10px 0;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-text-light);
            line-height: 1.2;
        }

        .logo-sub {
            font-size: 10px;
            letter-spacing: 0.3em;
            text-transform: uppercase;
            color: var(--color-champagne);
            font-weight: 400;
            font-family: var(--font-sans);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-link {
            font-size: 14px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            transition: color var(--transition);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-text-light);
        }

        .nav-link.active {
            color: var(--color-champagne);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-gold);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: transparent;
        }

        .search-btn:hover {
            color: var(--color-text-light);
            border-color: var(--color-gold);
        }

        .search-btn:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .header-cta {
            font-size: 13px;
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--color-champagne);
            color: var(--color-champagne);
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-champagne);
            color: var(--color-black);
        }

        .header-cta:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            background: transparent;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 1.5px;
            background: var(--color-text-light);
            transition: all var(--transition);
        }

        .hamburger:hover span {
            background: var(--color-champagne);
        }

        .search-input {
            display: none;
            width: 100%;
            padding: 10px 16px;
            font-size: 14px;
            color: var(--color-text-light);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-top: 8px;
            transition: all var(--transition);
        }

        .search-input.show {
            display: block;
        }

        .search-input::placeholder {
            color: var(--color-text-muted-light);
        }

        .search-input:focus {
            border-color: var(--color-gold);
        }

        /* Mobile Nav Drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(20, 20, 20, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 999;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 28px;
            padding: 24px;
        }

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

        .mobile-drawer .nav-link {
            font-size: 20px;
            color: var(--color-text-light);
        }

        .mobile-drawer .nav-link:hover {
            color: var(--color-champagne);
        }

        .mobile-drawer .nav-link.active {
            color: var(--color-champagne);
        }

        .mobile-drawer-close {
            position: absolute;
            top: 24px;
            right: 24px;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--color-text-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .mobile-drawer-close:hover {
            border-color: var(--color-gold);
            color: var(--color-champagne);
        }

        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .header-cta {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .logo-text {
                font-size: 18px;
            }
            .logo-sub {
                font-size: 8px;
                letter-spacing: 0.22em;
            }
            .header-inner {
                gap: 12px;
            }
            .search-btn {
                width: 32px;
                height: 32px;
            }
        }

        /* Page Hero Banner */
        .page-hero {
            background: linear-gradient(160deg, #0F0F0F 0%, #1E1E1E 55%, #2E2E2E 100%);
            padding: 72px 0 48px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/3b06cadbd6a6b1a0.webp') center/cover;
            opacity: 0.28;
            z-index: 0;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 15, 15, 0.55);
            z-index: 1;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-text-muted-light);
            letter-spacing: 0.04em;
            margin-bottom: 28px;
        }

        .breadcrumb a {
            color: var(--color-text-muted-light);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--color-champagne);
        }

        .breadcrumb .separator {
            color: var(--color-champagne);
            font-size: 11px;
        }

        .breadcrumb .current {
            color: var(--color-champagne);
            font-weight: 500;
        }

        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-text-light);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .page-hero .hero-desc {
            font-size: 16px;
            color: var(--color-text-muted-light);
            max-width: 620px;
            line-height: 1.9;
            letter-spacing: 0.02em;
        }

        /* Section Base */
        .section {
            padding: 64px 0;
        }

        .section-dark {
            background: var(--color-dark);
            color: var(--color-text-light);
        }

        .section-charcoal {
            background: var(--color-charcoal);
            color: var(--color-text-light);
        }

        .section-ivory {
            background: var(--color-ivory);
        }

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

        .section-title {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-text-dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-dark .section-title {
            color: var(--color-text-light);
        }

        .section-charcoal .section-title {
            color: var(--color-text-light);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-muted-dark);
            max-width: 580px;
            line-height: 1.85;
            margin-bottom: 36px;
        }

        .section-dark .section-subtitle,
        .section-charcoal .section-subtitle {
            color: var(--color-text-muted-light);
        }

        .gold-divider {
            width: 48px;
            height: 1px;
            background: var(--color-gold);
            margin: 16px 0 28px;
        }

        .gold-divider.center {
            margin: 16px auto 28px;
        }

        /* Cards Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 28px;
        }

        .card-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 28px;
        }

        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 28px;
        }

        .card {
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-gold);
            transform: translateY(-2px);
        }

        .card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform 400ms ease;
        }

        .card:hover img {
            transform: scale(1.03);
        }

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

        .card-date {
            font-size: 12px;
            color: var(--color-champagne);
            letter-spacing: 0.06em;
            font-weight: 500;
            margin-bottom: 8px;
            display: inline-block;
        }

        .card-title {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text-dark);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .card-excerpt {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.75;
        }

        .card-tag {
            display: inline-block;
            font-size: 11px;
            color: var(--color-champagne);
            letter-spacing: 0.08em;
            border: 1px solid var(--color-champagne);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            background: transparent;
            transition: all var(--transition);
        }

        .card:hover .card-tag {
            background: var(--color-champagne);
            color: var(--color-black);
        }

        /* Dark Card variant */
        .card-dark {
            background: #1E1E1E;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: var(--shadow-sm);
        }

        .card-dark:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-xl);
        }

        .card-dark .card-title {
            color: var(--color-text-light);
        }

        .card-dark .card-excerpt {
            color: var(--color-text-muted-light);
        }

        /* Data Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .stat-item {
            text-align: center;
            padding: 24px 12px;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-champagne);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-top: 6px;
            letter-spacing: 0.04em;
        }

        /* Timeline */
        .timeline-horizontal {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            margin-top: 32px;
            position: relative;
        }

        .timeline-horizontal::before {
            content: '';
            position: absolute;
            top: 14px;
            left: 0;
            right: 0;
            height: 1px;
            background: rgba(255, 255, 255, 0.2);
            z-index: 0;
        }

        .timeline-node {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .timeline-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-champagne);
            margin: 0 auto 12px;
            box-shadow: 0 0 0 4px rgba(184, 165, 121, 0.22);
        }

        .timeline-year {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 6px;
        }

        .timeline-title {
            font-size: 12px;
            color: var(--color-text-muted-light);
            line-height: 1.6;
            letter-spacing: 0.02em;
        }

        /* Quote Block */
        .quote-block {
            position: relative;
            padding: 60px 24px;
            text-align: center;
            background: url('/assets/images/162814299bb01fcc.webp') center/cover;
            background-attachment: fixed;
            min-height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .quote-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 15, 15, 0.72);
        }

        .quote-inner {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 0 24px;
        }

        .quote-text {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 600;
            color: var(--color-text-light);
            line-height: 1.55;
            letter-spacing: 0.04em;
            font-style: italic;
        }

        .quote-divider {
            width: 36px;
            height: 1px;
            background: var(--color-champagne);
            margin: 20px auto;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 24px;
        }

        .faq-item {
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            background: var(--color-white);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--color-gold);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            text-align: left;
            transition: color var(--transition);
            gap: 16px;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-champagne);
            transition: transform var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 300ms ease, padding 300ms ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 220px;
            padding: 0 20px 20px;
        }

        /* CTA Section */
        .cta-box {
            background: linear-gradient(150deg, #1A1A1A 0%, #2A2A2A 100%);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 48px 32px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
        }

        .cta-box h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 0.03em;
        }

        .cta-box p {
            font-size: 14px;
            color: var(--color-text-muted-light);
            max-width: 420px;
            line-height: 1.75;
        }

        .btn-gold {
            display: inline-block;
            padding: 12px 28px;
            font-size: 14px;
            letter-spacing: 0.06em;
            background: var(--color-champagne);
            color: var(--color-black);
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: all var(--transition);
            border: 1px solid var(--color-champagne);
        }

        .btn-gold:hover {
            background: transparent;
            color: var(--color-champagne);
        }

        .btn-gold:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
        }

        .btn-outline-light {
            display: inline-block;
            padding: 12px 28px;
            font-size: 14px;
            letter-spacing: 0.06em;
            background: transparent;
            color: var(--color-text-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

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

        .btn-outline-light:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
        }

        /* Topic Cards */
        .topic-card {
            display: flex;
            gap: 18px;
            padding: 20px;
            background: var(--color-white);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            transition: all var(--transition-slow);
        }

        .topic-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-md);
        }

        .topic-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-champagne);
            border-radius: 50%;
            color: var(--color-champagne);
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
        }

        .topic-content h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .topic-content p {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--color-black);
            color: var(--color-text-muted-light);
            padding: 56px 0 28px;
            border-top: 1px solid var(--border-light);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-text {
            color: var(--color-text-light);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-muted-light);
            max-width: 320px;
            line-height: 1.8;
            margin-top: 14px;
        }

        .footer-col h4 {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-champagne);
            letter-spacing: 0.08em;
            margin-bottom: 14px;
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-bottom: 8px;
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-champagne);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-light);
            font-size: 12px;
            color: var(--color-text-muted-light);
        }

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

        .footer-bottom a {
            color: var(--color-text-muted-light);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline-horizontal {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .timeline-horizontal::before {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .quote-text {
                font-size: 22px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 62px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .card-grid-2 {
                grid-template-columns: 1fr;
            }
            .page-hero {
                padding: 40px 0 32px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .quote-block {
                min-height: 220px;
                padding: 40px 16px;
                background-attachment: scroll;
            }
            .quote-text {
                font-size: 18px;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box h3 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .header-cta {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid-4 {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .timeline-horizontal {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-number {
                font-size: 28px;
            }
            .page-hero h1 {
                font-size: 22px;
            }
            .page-hero .hero-desc {
                font-size: 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .card-title {
                font-size: 16px;
            }
            .faq-question {
                font-size: 13px;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 13px;
            }
            .topic-card {
                padding: 14px;
                gap: 12px;
            }
            .topic-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
        }