/* roulang page: index */
:root {
            --bg-base: #FAF9F6;
            --bg-deep: #15201B;
            --bg-section: #F0EDE7;
            --primary: #1E2D27;
            --primary-light: #2F4A40;
            --accent: #C6A15B;
            --accent-soft: #E8D9BC;
            --text-main: #1C1C1A;
            --text-secondary: #6E6A63;
            --border: #E3DED5;
            --border-light: #EDE9E1;
            --shadow-card: 0 8px 24px rgba(21, 32, 27, 0.05);
            --shadow-hover: 0 16px 40px rgba(21, 32, 27, 0.10);
            --radius-card: 2px;
            --radius-btn: 0px;
            --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
            --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --space-section: 96px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 0.9375rem;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-narrow {
            max-width: 760px;
        }
        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-serif);
            font-weight: 600;
            line-height: 1.3;
            letter-spacing: 0.02em;
        }
        p {
            text-align: justify;
            text-align-last: left;
        }
        .section-block {
            padding: var(--space-section) 0;
        }
        @media (max-width: 991px) {
            .section-block {
                padding: 72px 0;
            }
        }
        @media (max-width: 767px) {
            .section-block {
                padding: 56px 0;
            }
        }
        .section-heading {
            margin-bottom: 48px;
        }
        .section-heading .heading-line {
            display: inline-block;
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin-bottom: 16px;
            vertical-align: middle;
        }
        .section-heading h2 {
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .section-heading .subtitle {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            max-width: 560px;
        }
        .btn {
            border-radius: var(--radius-btn);
            font-family: var(--font-sans);
            font-weight: 500;
            letter-spacing: 0.05em;
            height: 48px;
            padding: 0 32px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            border: 1px solid transparent;
        }
        .btn:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-gold {
            background-color: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }
        .btn-gold:hover {
            background-color: var(--bg-deep);
            color: var(--accent);
            border-color: var(--accent);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--accent);
            color: var(--accent);
        }
        .btn-outline:hover {
            background-color: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }
        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-outline-light:hover {
            background-color: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }
        .badge-category {
            display: inline-block;
            border: 1px solid var(--accent);
            color: var(--accent);
            background: transparent;
            font-size: 0.75rem;
            padding: 2px 12px;
            border-radius: 999px;
            letter-spacing: 0.05em;
        }
        .badge-category-dark {
            border-color: rgba(198, 161, 91, 0.6);
            color: var(--accent);
        }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background-color: var(--bg-base);
            border-bottom: 1px solid var(--border);
            height: 72px;
            transition: box-shadow 0.3s ease, background-color 0.3s ease;
        }
        .site-header.scrolled {
            background-color: rgba(250, 249, 246, 0.98);
            box-shadow: 0 8px 24px rgba(21, 32, 27, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            display: block;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-size: 1.375rem;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.04em;
            line-height: 1.2;
            white-space: nowrap;
        }
        .logo-divider {
            width: 1px;
            height: 18px;
            background: var(--border);
            margin: 0 4px;
        }
        .logo-sub {
            font-size: 0.75rem;
            color: var(--text-secondary);
            letter-spacing: 0.2em;
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
        }
        .main-nav .nav-link {
            font-size: 0.9375rem;
            color: var(--text-main);
            font-weight: 400;
            position: relative;
            padding: 6px 0;
            letter-spacing: 0.02em;
        }
        .main-nav .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
        }
        .main-nav .nav-link:hover {
            color: var(--accent);
        }
        .main-nav .nav-link:hover::after,
        .main-nav .nav-link.active::after {
            width: 100%;
        }
        .main-nav .nav-link.active {
            color: var(--accent);
            font-weight: 500;
        }
        .main-nav .nav-link:focus {
            outline: 2px solid var(--accent);
            outline-offset: 4px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-box {
            position: relative;
            width: 180px;
        }
        .search-box input {
            width: 100%;
            height: 38px;
            border: 1px solid transparent;
            background: var(--bg-section);
            border-radius: 20px;
            padding: 0 40px 0 16px;
            font-size: 0.8125rem;
            color: var(--text-main);
            transition: all 0.3s ease;
        }
        .search-box input::placeholder {
            color: var(--text-secondary);
        }
        .search-box input:focus {
            outline: none;
            background: #fff;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(198, 161, 91, 0.1);
        }
        .search-box .search-icon {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            width: 16px;
            height: 16px;
            color: var(--text-secondary);
            pointer-events: none;
        }
        .header-cta {
            height: 40px;
            padding: 0 24px;
        }
        .navbar-toggler-custom {
            display: none;
            width: 44px;
            height: 44px;
            border: none;
            background: transparent;
            cursor: pointer;
            position: relative;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }
        .navbar-toggler-custom .line {
            width: 24px;
            height: 2px;
            background: var(--primary);
            transition: all 0.3s ease;
        }
        .navbar-toggler-custom .dot {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--accent);
            transition: all 0.3s ease;
        }
        .navbar-toggler-custom:focus {
            outline: 2px solid var(--accent);
        }
        .offcanvas-custom {
            background: var(--bg-base);
            border-right: none;
        }
        .mobile-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-nav li {
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-nav a {
            display: block;
            padding: 16px 0;
            font-size: 1rem;
            color: var(--text-main);
            font-family: var(--font-serif);
        }
        .mobile-nav a:hover {
            color: var(--accent);
        }
        .offcanvas-custom .btn-gold {
            width: 100%;
            margin-top: 16px;
        }
        @media (max-width: 1199px) {
            .main-nav {
                gap: 24px;
            }
            .search-box {
                width: 140px;
            }
        }
        @media (max-width: 991px) {
            .main-nav {
                display: none;
            }
            .search-box {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .header-cta {
                padding: 0 20px;
                font-size: 0.875rem;
            }
        }
        @media (max-width: 576px) {
            .header-cta {
                display: none;
            }
        }
        /* ===== Hero ===== */
        .hero {
            position: relative;
            height: 100vh;
            min-height: 680px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(21, 32, 27, 0.92) 0%, rgba(21, 32, 27, 0.5) 55%, transparent 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 600px;
            color: #fff;
        }
        .hero-tag {
            display: inline-block;
            border: 1px solid rgba(198, 161, 91, 0.6);
            color: var(--accent);
            padding: 4px 16px;
            font-size: 0.8125rem;
            letter-spacing: 0.1em;
            margin-bottom: 32px;
            opacity: 0;
            animation: fadeUp 0.6s ease 0.1s forwards;
        }
        .hero-title {
            font-size: clamp(2rem, 4.5vw, 3.5rem);
            color: #fff;
            margin-bottom: 24px;
            line-height: 1.25;
            letter-spacing: 0.04em;
        }
        .hero-title .line {
            display: block;
            opacity: 0;
            animation: fadeUp 0.6s ease forwards;
        }
        .hero-title .line:first-child {
            animation-delay: 0.1s;
        }
        .hero-title .line:last-child {
            animation-delay: 0.25s;
        }
        .hero-divider {
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin-bottom: 24px;
            opacity: 0;
            animation: fadeUp 0.6s ease 0.35s forwards;
        }
        .hero-subtitle {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            max-width: 480px;
            margin-bottom: 40px;
            line-height: 1.8;
            opacity: 0;
            animation: fadeUp 0.6s ease 0.45s forwards;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            opacity: 0;
            animation: fadeUp 0.6s ease 0.55s forwards;
        }
        .scroll-indicator {
            position: absolute;
            bottom: 40px;
            left: 24px;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
            letter-spacing: 0.2em;
        }
        .scroll-indicator .line {
            width: 1px;
            height: 40px;
            background: rgba(255, 255, 255, 0.4);
            position: relative;
            overflow: hidden;
        }
        .scroll-indicator .line::after {
            content: '';
            position: absolute;
            left: 0;
            top: -100%;
            width: 100%;
            height: 100%;
            background: var(--accent);
            animation: scrollLine 2s ease-in-out infinite;
        }
        .scroll-indicator .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            animation: floatDot 2s ease-in-out infinite;
        }
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes scrollLine {
            0% {
                top: -100%;
            }
            100% {
                top: 100%;
            }
        }
        @keyframes floatDot {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }
        @media (max-width: 576px) {
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .scroll-indicator {
                display: none;
            }
        }
        /* ===== Stats Section ===== */
        .stats-section {
            background: var(--bg-base);
            padding: 72px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .stat-item {
            text-align: center;
            position: relative;
            padding: 16px 8px;
        }
        .stat-item::after {
            content: '';
            position: absolute;
            right: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--border);
        }
        .stat-item:last-child::after {
            display: none;
        }
        .stat-number {
            font-family: var(--font-serif);
            font-size: 2.75rem;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }
        .stat-number .unit {
            font-size: 1.5rem;
            color: var(--accent);
            margin-left: 2px;
        }
        .stat-label {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-top: 8px;
        }
        @media (max-width: 767px) {
            .stat-item::after {
                display: none;
            }
            .stat-item {
                padding: 24px 12px;
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        /* ===== Timeline ===== */
        .timeline-section {
            background: var(--bg-section);
        }
        .timeline {
            display: flex;
            justify-content: space-between;
            position: relative;
            padding: 40px 0 20px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            top: 22px;
            left: 0;
            right: 0;
            height: 1px;
            border-top: 1px dashed var(--accent);
        }
        .timeline-item {
            position: relative;
            flex: 1;
            text-align: center;
            padding: 0 12px;
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.5s ease-out, transform 0.5s ease-out;
        }
        .timeline-item.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        .timeline-node {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 3px solid var(--accent);
            background: var(--bg-deep);
            margin: 0 auto 16px;
            position: relative;
            z-index: 2;
            transition: background 0.3s ease, transform 0.3s ease;
        }
        .timeline-item:hover .timeline-node {
            background: var(--accent);
            transform: scale(1.2);
        }
        .timeline-year {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .timeline-text {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.5;
            max-width: 180px;
            margin: 0 auto;
        }
        @media (max-width: 767px) {
            .timeline {
                flex-direction: column;
                padding-left: 32px;
            }
            .timeline::before {
                left: 8px;
                top: 0;
                bottom: 0;
                width: 1px;
                height: auto;
                border-top: none;
                border-left: 1px dashed var(--accent);
            }
            .timeline-item {
                text-align: left;
                padding: 20px 0;
            }
            .timeline-node {
                position: absolute;
                left: -32px;
                top: 28px;
                margin: 0;
            }
            .timeline-year {
                font-size: 1.25rem;
            }
            .timeline-text {
                max-width: 100%;
            }
        }
        /* ===== Leadership Section ===== */
        .leadership-section {
            background: var(--bg-base);
        }
        .leader-card {
            display: flex;
            align-items: flex-start;
            gap: 24px;
            padding: 32px 0;
            border-bottom: 1px solid var(--border-light);
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.5s ease-out, transform 0.5s ease-out;
        }
        .leader-card.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        .leader-card:first-child {
            padding-top: 0;
        }
        .leader-avatar {
            width: 72px;
            height: 72px;
            border-radius: 2px;
            background: var(--bg-section);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-size: 1.75rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        .leader-info {
            flex: 1;
        }
        .leader-name {
            font-size: 1.25rem;
            margin-bottom: 2px;
            color: var(--text-main);
        }
        .leader-role {
            font-size: 0.8125rem;
            color: var(--accent);
            margin-bottom: 8px;
            letter-spacing: 0.05em;
        }
        .leader-desc {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .highlight-item {
            display: flex;
            gap: 16px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border-light);
            opacity: 0;
            transform: translateY(16px);
            transition: opacity 0.5s ease-out, transform 0.5s ease-out;
        }
        .highlight-item.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        .highlight-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            margin-top: 4px;
            color: var(--accent);
        }
        .highlight-text {
            flex: 1;
        }
        .highlight-text h4 {
            font-size: 1.0625rem;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .highlight-text p {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        @media (max-width: 991px) {
            .leadership-right {
                margin-top: 48px;
            }
        }
        @media (max-width: 767px) {
            .leader-card {
                flex-direction: row;
                padding: 24px 0;
            }
            .leader-avatar {
                width: 56px;
                height: 56px;
                font-size: 1.375rem;
            }
        }
        /* ===== Business Section ===== */
        .business-section {
            background: var(--bg-section);
        }
        .compare-card {
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-top: 2px solid var(--accent);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            opacity: 0;
            transform: translateY(24px);
        }
        .compare-card.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        .compare-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .compare-num {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 600;
            color: rgba(28, 28, 26, 0.3);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .compare-name {
            font-size: 1.375rem;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .compare-tagline {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.5;
            text-align: justify;
        }
        .compare-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }
        .compare-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.875rem;
            color: var(--text-main);
            line-height: 1.5;
        }
        .compare-list li:last-child {
            border-bottom: none;
        }
        .compare-list .check-icon {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            color: var(--accent);
            margin-top: -2px;
        }
        .compare-link {
            font-size: 0.875rem;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
            transition: gap 0.3s ease;
        }
        .compare-link:hover {
            gap: 12px;
            color: var(--primary);
        }
        .compare-link:focus {
            outline: 2px solid var(--accent);
            outline-offset: 4px;
        }
        .recommend-badge {
            position: absolute;
            top: 16px;
            right: 0;
            background: var(--accent);
            color: var(--bg-deep);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            letter-spacing: 0.08em;
            border-radius: 0;
        }
        /* ===== News Section ===== */
        .news-section {
            background: var(--bg-base);
        }
        .featured-card {
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            height: 100%;
        }
        .featured-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .featured-thumb {
            position: relative;
            overflow: hidden;
            height: 100%;
            min-height: 220px;
            background: var(--bg-section);
        }
        .featured-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }
        .featured-card:hover .featured-thumb img {
            transform: scale(1.03);
        }
        .featured-body {
            padding: 28px;
        }
        .featured-body h3 {
            font-size: 1.25rem;
            margin: 12px 0 8px;
            line-height: 1.4;
        }
        .featured-body p {
            font-size: 0.875rem;
            color: var(--text-secondary);
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            margin-bottom: 16px;
        }
        .featured-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 16px;
        }
        .featured-date {
            font-size: 0.8125rem;
            color: var(--text-secondary);
        }
        .read-more {
            font-size: 0.875rem;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
        }
        .read-more:hover {
            color: var(--primary);
        }
        .mini-card {
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .mini-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .mini-card h4 {
            font-size: 1rem;
            line-height: 1.4;
            margin-bottom: 8px;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
        }
        .mini-card p {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            margin-bottom: 12px;
        }
        .mini-card .meta-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: var(--text-secondary);
        }
        .mini-card .tag {
            color: var(--accent);
            border: 1px solid var(--accent-soft);
            padding: 1px 8px;
            border-radius: 999px;
            font-size: 0.6875rem;
        }
        .category-entry {
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            height: 100%;
        }
        .category-entry h3 {
            font-size: 1.125rem;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-main);
        }
        .category-entry-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .category-entry-list li {
            border-bottom: 1px solid var(--border-light);
        }
        .category-entry-list li:last-child {
            border-bottom: none;
        }
        .category-entry-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            font-size: 0.9375rem;
            color: var(--text-main);
            transition: color 0.3s ease, padding-left 0.3s ease;
        }
        .category-entry-list a .arrow {
            color: var(--text-secondary);
            font-size: 1rem;
            transition: transform 0.3s ease, color 0.3s ease;
        }
        .category-entry-list a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .category-entry-list a:hover .arrow {
            transform: translateX(6px);
            color: var(--accent);
        }
        .empty-state {
            background: var(--bg-section);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 48px;
            text-align: center;
            color: var(--text-secondary);
        }
        .empty-state svg {
            width: 32px;
            height: 32px;
            margin-bottom: 12px;
            color: var(--text-secondary);
            opacity: 0.5;
        }
        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--bg-deep);
            color: #fff;
        }
        .cta-info {
            padding-right: 48px;
        }
        .cta-info h2 {
            color: #fff;
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            margin-bottom: 16px;
        }
        .cta-info .desc {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
            font-size: 0.9375rem;
        }
        .cta-phone-label {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 0.1em;
            margin-bottom: 4px;
        }
        .cta-phone {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            color: var(--accent);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .cta-address {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        .cta-form-wrap {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--accent);
            padding: 48px;
            border-radius: var(--radius-card);
        }
        .cta-form-wrap label {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 8px;
            display: block;
        }
        .cta-form-wrap .form-control {
            background: transparent;
            border: none;
            border-radius: 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            height: 44px;
            padding: 8px 8px 8px 0;
            font-family: var(--font-sans);
            font-size: 0.9375rem;
            transition: all 0.3s ease;
        }
        .cta-form-wrap .form-control:focus {
            background: rgba(255, 255, 255, 0.06);
            border-bottom: 2px solid var(--accent);
            box-shadow: none;
            color: #fff;
        }
        .cta-form-wrap textarea.form-control {
            height: auto;
            min-height: 80px;
            resize: vertical;
        }
        .cta-form-wrap select.form-control {
            appearance: none;
            cursor: pointer;
        }
        .cta-form-wrap .btn-submit {
            width: 100%;
            margin-top: 24px;
        }
        @media (max-width: 991px) {
            .cta-form-wrap {
                padding: 32px;
                margin-top: 40px;
            }
            .cta-info {
                padding-right: 0;
            }
        }
        /* ===== FAQ Section ===== */
        .faq-section {
            background: var(--bg-base);
        }
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            border-top: 1px solid var(--border);
        }
        .faq-item:last-child {
            border-bottom: 1px solid var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            cursor: pointer;
            font-family: var(--font-serif);
            font-size: 1.0625rem;
            color: var(--text-main);
            border: none;
            background: transparent;
            width: 100%;
            text-align: left;
            transition: color 0.3s ease;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question:focus {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
        }
        .faq-icon {
            position: relative;
            width: 26px;
            height: 26px;
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--accent);
            transition: transform 0.3s ease;
        }
        .faq-icon::before {
            width: 14px;
            height: 2px;
            top: 12px;
            left: 6px;
        }
        .faq-icon::after {
            width: 2px;
            height: 14px;
            top: 6px;
            left: 12px;
        }
        .faq-item.open .faq-icon::after {
            transform: rotate(90deg);
        }
        .faq-answer {
            padding: 0 32px 24px 0;
            color: var(--text-secondary);
            font-size: 0.875rem;
            line-height: 1.7;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            color: #fff;
            border-top: 1px solid var(--accent);
            padding: 64px 0 32px;
        }
        .footer-logo {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }
        .footer-logo .dot {
            color: var(--accent);
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            line-height: 1.6;
            max-width: 280px;
            margin-bottom: 24px;
        }
        .footer-title {
            font-size: 0.8125rem;
            color: var(--accent);
            letter-spacing: 0.1em;
            margin-bottom: 20px;
            font-weight: 500;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            transition: color 0.3s ease;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 48px;
            padding-top: 24px;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.8125rem;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 767px) {
            .site-footer {
                padding: 48px 0 24px;
            }
            .footer-links {
                margin-bottom: 32px;
            }
        }
        /* ===== Motion / Reduced Motion ===== */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.5s ease-out, transform 0.5s ease-out;
        }
        .reveal.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
            .hero-tag,
            .hero-title .line,
            .hero-divider,
            .hero-subtitle,
            .hero-actions {
                opacity: 1 !important;
                animation: none !important;
            }
            .timeline-item,
            .leader-card,
            .highlight-item,
            .compare-card {
                opacity: 1 !important;
                transform: none !important;
            }
            .reveal {
                opacity: 1 !important;
                transform: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --bg-base: #FAF9F6;
            --bg-deep: #15201B;
            --bg-section: #F0EDE7;
            --primary: #1E2D27;
            --primary-light: #2F4A40;
            --accent: #C6A15B;
            --accent-soft: #E8D9BC;
            --text-main: #1C1C1A;
            --text-secondary: #6E6A63;
            --border: #E3DED5;
            --border-light: #EDE9E1;
            --radius: 2px;
            --shadow: 0 8px 24px rgba(21, 32, 27, 0.05);
            --shadow-hover: 0 16px 40px rgba(21, 32, 27, 0.10);
            --transition: all 0.3s ease;
            --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
            --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-base);
            -webkit-font-smoothing: antialiased;
            text-align: justify;
            text-align-last: left;
        }

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

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

        a:hover {
            color: var(--accent);
        }

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        /* ===== Header ===== */
        .site-header {
            background: var(--bg-base);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 8px 24px rgba(21, 32, 27, 0.06);
        }

        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border: 1.5px solid var(--accent);
            color: var(--primary);
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            line-height: 1;
            padding-top: 2px;
            position: relative;
            background: var(--bg-base);
        }

        .logo-icon::after {
            content: "";
            position: absolute;
            bottom: -1px;
            right: -1px;
            width: 8px;
            height: 8px;
            background: var(--accent);
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--primary);
            white-space: nowrap;
        }

        .logo-text em {
            font-style: normal;
            font-family: var(--font-sans);
            font-size: 0.75rem;
            font-weight: 400;
            color: var(--text-secondary);
            margin-left: 6px;
            letter-spacing: 0.1em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .nav-link {
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 2px;
            position: relative;
            text-decoration: none;
            background: none;
            border: none;
            transition: color 0.3s ease;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
        }

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

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

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

        .nav-link.active::after {
            width: 100%;
            background: var(--accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-section);
            border: 1px solid transparent;
            border-radius: 0;
            padding: 0 12px;
            height: 38px;
            width: 180px;
            transition: var(--transition);
        }

        .search-box:focus-within {
            background: #fff;
            border-color: var(--accent);
        }

        .search-box i {
            color: var(--text-secondary);
            font-size: 0.875rem;
            margin-right: 8px;
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 0.875rem;
            color: var(--text-main);
        }

        .search-box input::placeholder {
            color: var(--text-secondary);
        }

        .btn-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border: none;
            border-radius: 0;
            font-size: 0.9375rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
            font-family: var(--font-sans);
        }

        .btn-primary-custom {
            background: var(--accent);
            color: var(--bg-deep);
        }

        .btn-primary-custom:hover {
            background: var(--bg-deep);
            color: var(--accent);
            border: 1px solid var(--accent);
        }

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

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

        .btn-outline-custom:hover {
            background: var(--accent);
            color: var(--bg-deep);
        }

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

        .btn-outline-light-custom {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-outline-light-custom:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

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

        .header-toggle {
            display: none;
            background: none;
            border: none;
            width: 40px;
            height: 40px;
            position: relative;
            cursor: pointer;
        }

        .header-toggle .line {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            margin: 4px auto;
            transition: var(--transition);
        }

        .header-toggle .dot {
            display: block;
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            margin: 0 auto;
        }

        /* Offcanvas */
        .custom-offcanvas {
            background: var(--bg-base);
            width: 300px !important;
        }

        .custom-offcanvas .offcanvas-header {
            border-bottom: 1px solid var(--border);
            padding: 20px 24px;
        }

        .custom-offcanvas .offcanvas-title {
            font-family: var(--font-serif);
            font-weight: 600;
            color: var(--primary);
        }

        .custom-offcanvas .mobile-nav a {
            display: block;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-light);
            font-size: 1rem;
            color: var(--text-main);
            text-decoration: none;
            transition: var(--transition);
        }

        .custom-offcanvas .mobile-nav a:hover {
            color: var(--accent);
            padding-left: 28px;
        }

        .custom-offcanvas .mobile-nav a.active {
            color: var(--accent);
            font-weight: 600;
            border-left: 3px solid var(--accent);
        }

        .custom-offcanvas .offcanvas-body {
            padding: 0;
        }

        .custom-offcanvas .mobile-cta {
            padding: 24px;
        }

        .custom-offcanvas .btn-close {
            background: transparent;
            border: none;
            font-size: 1.5rem;
            line-height: 1;
            color: var(--text-main);
        }

        .custom-offcanvas .btn-close:hover {
            color: var(--accent);
        }

        /* ===== Hero ===== */
        .category-hero {
            min-height: 40vh;
            min-height: 360px;
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            position: relative;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(21, 32, 27, 0.92) 0%, rgba(21, 32, 27, 0.62) 55%, rgba(21, 32, 27, 0.2) 100%);
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            max-width: 680px;
        }

        .category-hero .breadcrumb-line {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
            letter-spacing: 0.03em;
        }

        .category-hero .breadcrumb-line a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
        }

        .category-hero .breadcrumb-line a:hover {
            color: var(--accent);
        }

        .category-hero .breadcrumb-line .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.4);
        }

        .category-hero .breadcrumb-line .current {
            color: var(--accent);
        }

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(1.75rem, 3.5vw, 2.625rem);
            font-weight: 600;
            line-height: 1.3;
            letter-spacing: 0.02em;
            margin-bottom: 6px;
            color: #fff;
            text-align: left;
        }

        .category-hero .hero-accent-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin: 20px 0 16px;
        }

        .category-hero .hero-desc {
            font-size: 1.0625rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            line-height: 1.7;
            text-align: left;
        }

        /* ===== Section common ===== */
        .section {
            padding: 96px 0;
        }

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

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

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

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

        .section-header .section-tag {
            font-size: 0.8125rem;
            color: var(--accent);
            letter-spacing: 0.08em;
            font-weight: 500;
            margin-bottom: 10px;
            display: inline-block;
        }

        .section-header .section-accent-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin-bottom: 16px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            font-weight: 600;
            line-height: 1.3;
            letter-spacing: 0.02em;
            color: var(--primary);
            margin-bottom: 12px;
            text-align: left;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
            text-align: left;
        }

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

        .section-header.light .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        @media (max-width: 1199px) {
            .section {
                padding: 72px 0;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 56px 0;
            }
        }

        /* ===== Intro Section ===== */
        .intro-section .intro-img-wrap {
            position: relative;
            overflow: hidden;
            border-radius: 2px;
            height: 100%;
            min-height: 360px;
        }

        .intro-section .intro-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }

        .intro-section .intro-img-wrap:hover img {
            transform: scale(1.03);
        }

        .intro-section .intro-img-wrap::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 40%;
            background: linear-gradient(to top, rgba(21, 32, 27, 0.5), transparent);
        }

        .intro-content h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
            text-align: left;
        }

        .intro-content .accent-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin-bottom: 24px;
        }

        .intro-content p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 20px;
            text-align: justify;
            text-align-last: left;
        }

        /* ===== Subnav ===== */
        .subnav-section {
            background: var(--bg-section);
        }

        .subnav-card {
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .subnav-card:hover {
            transform: translateY(-4px);
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
        }

        .subnav-card .subnav-img {
            position: relative;
            overflow: hidden;
            height: 180px;
        }

        .subnav-card .subnav-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }

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

        .subnav-card .subnav-img::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 30%;
            background: linear-gradient(to top, rgba(21, 32, 27, 0.45), transparent);
        }

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

        .subnav-card .subnav-body h3 {
            font-family: var(--font-serif);
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
            text-align: left;
        }

        .subnav-card .subnav-body p {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            text-align: justify;
            text-align-last: left;
        }

        .subnav-card .subnav-link {
            margin-top: auto;
            font-size: 0.875rem;
            color: var(--primary);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            text-decoration: none;
            align-self: flex-start;
        }

        .subnav-card .subnav-link i {
            transition: transform 0.3s ease;
            font-size: 0.8125rem;
        }

        .subnav-card .subnav-link:hover {
            color: var(--accent);
        }

        .subnav-card .subnav-link:hover i {
            transform: translateX(4px);
            color: var(--accent);
        }

        /* ===== Feature ===== */
        .feature-section .feature-img-wrap {
            position: relative;
            overflow: hidden;
            border-radius: 2px;
            height: 100%;
            min-height: 380px;
        }

        .feature-section .feature-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }

        .feature-section .feature-img-wrap:hover img {
            transform: scale(1.03);
        }

        .feature-content h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
            text-align: left;
        }

        .feature-content .accent-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin-bottom: 24px;
        }

        .feature-content p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 20px;
            text-align: justify;
            text-align-last: left;
        }

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

        .feature-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9375rem;
            color: var(--text-main);
            text-align: left;
        }

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

        .feature-list li i {
            color: var(--accent);
            font-size: 0.875rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--bg-deep);
        }

        .process-step {
            text-align: left;
            padding: 32px 24px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-top: 2px solid var(--accent);
            transition: var(--transition);
            height: 100%;
            background: rgba(255, 255, 255, 0.03);
        }

        .process-step:hover {
            border-color: var(--accent);
            border-top-color: var(--accent);
            background: rgba(255, 255, 255, 0.06);
        }

        .process-step .step-number {
            font-family: var(--font-serif);
            font-size: 2rem;
            color: var(--accent);
            font-weight: 600;
            display: block;
            margin-bottom: 12px;
            line-height: 1;
        }

        .process-step h3 {
            font-family: var(--font-serif);
            font-size: 1.1875rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
            text-align: left;
        }

        .process-step p {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 0;
            text-align: justify;
            text-align-last: left;
        }

        /* ===== Reading ===== */
        .reading-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .reading-list li {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

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

        .reading-list li:hover {
            padding-left: 8px;
        }

        .reading-list .reading-icon {
            width: 40px;
            height: 40px;
            border: 1px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1rem;
            background: var(--bg-base);
        }

        .reading-list .reading-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            text-align: left;
        }

        .reading-list .reading-content p {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.6;
            text-align: justify;
            text-align-last: left;
        }

        .reading-list .reading-content a {
            color: inherit;
            text-decoration: none;
        }

        .reading-list .reading-content a:hover h4 {
            color: var(--accent);
        }

        /* ===== FAQ ===== */
        .faq-section .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-family: var(--font-serif);
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

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

        .faq-question .faq-icon {
            position: relative;
            width: 26px;
            height: 26px;
            flex-shrink: 0;
            margin-left: 16px;
        }

        .faq-question .faq-icon span {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 14px;
            height: 2px;
            background: var(--accent);
            transform: translate(-50%, -50%);
            transition: var(--transition);
        }

        .faq-question .faq-icon span:last-child {
            transform: translate(-50%, -50%) rotate(90deg);
        }

        .faq-question[aria-expanded="true"] .faq-icon span:last-child {
            transform: translate(-50%, -50%) rotate(0deg);
            opacity: 0;
        }

        .faq-answer {
            padding: 0 0 24px;
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.8;
            text-align: justify;
            text-align-last: left;
        }

        /* ===== CTA ===== */
        .cta-strip {
            background: var(--bg-base);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 56px 0;
        }

        .cta-strip .cta-left h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.25rem, 2vw, 1.625rem);
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
            text-align: left;
        }

        .cta-strip .cta-left p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            margin-bottom: 0;
            text-align: left;
        }

        .cta-strip .cta-right {
            text-align: right;
        }

        @media (max-width: 767px) {
            .cta-strip .cta-right {
                text-align: left;
                margin-top: 16px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            padding: 64px 0 32px;
            border-top: 1px solid var(--accent);
        }

        .footer-logo {
            font-family: var(--font-serif);
            font-size: 1.375rem;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            text-align: left;
        }

        .footer-logo .dot {
            color: var(--accent);
            margin: 0 4px;
        }

        .footer-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            margin-bottom: 0;
            text-align: justify;
            text-align-last: left;
        }

        .footer-title {
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 16px;
            text-align: left;
        }

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

        .footer-links li {
            margin-bottom: 10px;
            text-align: left;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .footer-links span {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
        }

        .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
        }

        /* ===== Reveal animation ===== */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.5s ease-out, transform 0.5s ease-out;
        }

        .reveal.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .main-nav {
                display: none;
            }
            .search-box {
                display: none;
            }
            .header-toggle {
                display: block;
            }
            .header-actions .btn-primary-custom {
                padding: 0 16px;
                font-size: 0.875rem;
                height: 38px;
            }
            .category-hero {
                min-height: 320px;
            }
        }

        @media (max-width: 576px) {
            .category-hero {
                min-height: 280px;
            }
            .category-hero .hero-desc {
                font-size: 0.9375rem;
            }
            .header-actions .btn-primary-custom {
                display: none;
            }
            .subnav-card .subnav-body {
                padding: 16px;
            }
            .process-step {
                padding: 24px 16px;
            }
        }

        @media (max-width: 576px) {
            .header-actions .btn-primary-custom {
                display: inline-flex;
                padding: 0 12px;
                height: 34px;
                font-size: 0.8125rem;
            }
            .header-toggle {
                width: 36px;
                height: 36px;
            }
        }

        @media (max-width: 400px) {
            .logo-text em {
                display: none;
            }
        }

/* roulang page: article */
:root {
            --bg-base: #FAF9F6;
            --bg-deep: #15201B;
            --bg-section: #F0EDE7;
            --primary: #1E2D27;
            --primary-light: #2F4A40;
            --accent: #C6A15B;
            --accent-soft: #E8D9BC;
            --text-main: #1C1C1A;
            --text-secondary: #6E6A63;
            --border: #E3DED5;
            --border-light: #EDE9E1;
            --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
            --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --shadow-card: 0 8px 24px rgba(21, 32, 27, 0.05);
            --shadow-hover: 0 16px 40px rgba(21, 32, 27, 0.10);
            --radius: 2px;
            --transition: 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-base);
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .3s ease, border-color .3s ease, background-color .3s ease, box-shadow .3s ease;
        }

        ul,
        ol {
            padding-left: 0;
            margin: 0;
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            font-size: 0.9375rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            border-radius: 0;
            border: 1px solid transparent;
            transition: all .3s ease;
            cursor: pointer;
            white-space: nowrap;
            line-height: 1;
        }

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

        .btn-primary {
            background: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--bg-deep);
            color: var(--accent);
            border-color: var(--accent);
        }

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

        .btn-outline {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }

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

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 0.875rem;
        }

        .btn-lg {
            height: 54px;
            padding: 0 40px;
            font-size: 1rem;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--bg-base);
            border-bottom: 1px solid var(--border);
            height: 72px;
            transition: box-shadow .3s ease, background-color .3s ease;
        }

        .site-header.scrolled {
            background: rgba(250, 249, 246, 0.98);
            box-shadow: 0 8px 24px rgba(21, 32, 27, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border: 1px solid var(--accent);
            background: var(--bg-base);
            border-radius: 50%;
            position: relative;
        }

        .brand-icon svg {
            width: 22px;
            height: 22px;
            display: block;
        }

        .brand-name {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.04em;
            line-height: 1.2;
        }

        .brand-name .dot {
            color: var(--accent);
            margin: 0 4px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text-main);
            padding: 6px 0;
            background: none;
            border: none;
            cursor: pointer;
            transition: color .3s ease;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width .3s ease;
        }

        .nav-link:hover,
        .nav-link:focus-visible {
            color: var(--accent);
        }

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

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

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .search-box {
            position: relative;
        }

        .search-box input {
            width: 180px;
            height: 38px;
            background: var(--bg-section);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 0 16px 0 38px;
            font-size: 0.8125rem;
            color: var(--text-main);
            transition: all .3s ease;
        }

        .search-box input::placeholder {
            color: #99938B;
        }

        .search-box input:focus {
            outline: none;
            background: #fff;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(198, 161, 91, 0.12);
        }

        .search-box .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            width: 14px;
            height: 14px;
            color: var(--text-secondary);
            pointer-events: none;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: none;
            border: none;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 0;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 0;
            transition: all .3s ease;
        }

        .nav-toggle:hover span {
            background: var(--accent);
        }

        .mobile-menu {
            background: var(--bg-base);
            border-left: 1px solid var(--border);
        }

        .mobile-menu .offcanvas-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu .offcanvas-body {
            padding: 16px 24px 24px;
        }

        .mobile-nav {
            display: flex;
            flex-direction: column;
        }

        .mobile-nav-link {
            display: block;
            padding: 16px 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-main);
            border-bottom: 1px solid var(--border-light);
            transition: color .3s ease, padding-left .3s ease;
        }

        .mobile-nav-link:hover,
        .mobile-nav-link:focus-visible {
            color: var(--accent);
            padding-left: 6px;
        }

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

        .mobile-menu .btn {
            width: 100%;
            margin-top: 24px;
        }

        .article-main {
            padding: 0 0 96px;
        }

        .article-wrap {
            background: var(--bg-base);
            padding: 40px 0 0;
        }

        .breadcrumb-nav {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-secondary);
            transition: color .3s ease;
        }

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

        .breadcrumb-nav .sep {
            color: var(--border);
            font-size: 0.75rem;
        }

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

        .article-head {
            max-width: 860px;
            margin: 0 auto 48px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border);
        }

        .badge-category {
            display: inline-block;
            padding: 3px 12px;
            border: 1px solid var(--accent);
            border-radius: 999px;
            font-size: 0.75rem;
            letter-spacing: 0.12em;
            color: var(--accent);
            background: transparent;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .article-head h1 {
            font-family: var(--font-serif);
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            font-weight: 600;
            line-height: 1.3;
            color: var(--primary);
            letter-spacing: 0.02em;
            margin: 0 0 20px;
        }

        .article-summary {
            font-size: 1.0625rem;
            line-height: 1.8;
            color: var(--text-secondary);
            text-align: justify;
            text-align-last: left;
            margin: 0 0 24px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8125rem;
            color: var(--text-secondary);
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-icon {
            width: 14px;
            height: 14px;
            color: var(--accent);
        }

        .meta-divider {
            width: 1px;
            height: 14px;
            background: var(--border);
        }

        .container-narrow {
            max-width: 860px;
        }

        .article-body {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--text-main);
        }

        .article-body h2 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary);
            margin: 48px 0 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
            letter-spacing: 0.02em;
            line-height: 1.4;
        }

        .article-body h3 {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            margin: 36px 0 12px;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }

        .article-body h4 {
            font-family: var(--font-serif);
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--primary);
            margin: 28px 0 10px;
            line-height: 1.4;
        }

        .article-body p {
            margin: 0 0 24px;
            text-align: justify;
            text-align-last: left;
            color: var(--text-main);
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 24px;
            padding-left: 24px;
        }

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

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

        .article-body li {
            margin-bottom: 8px;
            line-height: 1.8;
            padding-left: 4px;
        }

        .article-body blockquote {
            border-left: 3px solid var(--accent);
            background: var(--bg-section);
            padding: 20px 24px;
            margin: 32px 0;
            color: var(--text-secondary);
            font-size: 1.0625rem;
            line-height: 1.8;
            border-radius: 0 2px 2px 0;
        }

        .article-body blockquote p {
            margin: 0 0 8px;
            color: inherit;
        }

        .article-body blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-body img {
            width: 100%;
            border-radius: 2px;
            margin: 32px 0;
            box-shadow: var(--shadow-card);
        }

        .article-body a {
            color: var(--accent);
            border-bottom: 1px solid rgba(198, 161, 91, 0.35);
            transition: color .3s ease, border-color .3s ease;
        }

        .article-body a:hover {
            color: var(--bg-deep);
            border-color: var(--bg-deep);
        }

        .article-body table {
            width: 100%;
            margin: 32px 0;
            border-collapse: collapse;
            font-size: 0.9375rem;
        }

        .article-body table th,
        .article-body table td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            text-align: left;
        }

        .article-body table th {
            background: var(--bg-section);
            font-weight: 600;
            color: var(--primary);
        }

        .article-body code {
            background: var(--bg-section);
            padding: 2px 8px;
            font-size: 0.875em;
            border-radius: 2px;
            font-family: "SF Mono", Menlo, Consolas, monospace;
        }

        .article-body hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 40px 0;
        }

        .article-foot {
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid var(--border);
        }

        .article-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .tag {
            display: inline-block;
            padding: 4px 14px;
            font-size: 0.8125rem;
            color: var(--text-secondary);
            background: var(--bg-section);
            border: 1px solid var(--border);
            border-radius: 999px;
            transition: all .3s ease;
        }

        .tag:hover {
            color: var(--accent);
            border-color: var(--accent);
            background: #fff;
        }

        .article-pager {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .pager-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text-main);
            padding: 10px 0;
            transition: color .3s ease;
        }

        .pager-link .arrow {
            font-size: 1rem;
            transition: transform .3s ease;
        }

        .pager-link:hover,
        .pager-link:focus-visible {
            color: var(--accent);
        }

        .pager-link:hover .arrow {
            transform: translateX(4px);
        }

        .pager-link.prev:hover .arrow {
            transform: translateX(-4px);
        }

        .pager-link.disabled {
            color: var(--border);
            cursor: default;
            pointer-events: none;
        }

        .not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-section);
            border: 1px solid var(--border);
            border-radius: 2px;
        }

        .nf-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            border: 1px solid var(--accent);
            border-radius: 50%;
            font-family: var(--font-serif);
            font-size: 1.5rem;
            color: var(--accent);
            margin-bottom: 20px;
        }

        .not-found p {
            font-size: 1.125rem;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .related-section {
            background: var(--bg-section);
            padding: 96px 0;
            margin-top: 96px;
        }

        .section-head {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 48px;
        }

        .section-line {
            display: block;
            width: 28px;
            height: 4px;
            background: var(--accent);
            flex-shrink: 0;
        }

        .section-head h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.02em;
            line-height: 1.3;
            margin: 0;
        }

        .related-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: 2px;
            overflow: hidden;
            transition: all .3s ease;
        }

        .related-card:hover,
        .related-card:focus-visible {
            transform: translateY(-4px);
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
        }

        .related-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--bg-section);
        }

        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }

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

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

        .related-body .badge-category {
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .related-body h3 {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.4;
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }

        .related-body p {
            font-size: 0.875rem;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0 0 16px;
            text-align: justify;
            text-align-last: left;
            flex: 1;
        }

        .read-more {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .3s ease;
        }

        .read-more:hover {
            gap: 10px;
        }

        .cta-strip {
            background: var(--bg-base);
            padding: 64px 0;
            border-top: 1px solid var(--border-light);
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            background: var(--bg-section);
            border: 1px solid var(--border);
            border-left: 4px solid var(--accent);
            padding: 40px 48px;
            border-radius: 2px;
        }

        .cta-text h2 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary);
            margin: 0 0 8px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }

        .cta-text p {
            font-size: 0.9375rem;
            color: var(--text-secondary);
            margin: 0;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-shrink: 0;
        }

        .cta-phone {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.02em;
        }

        .cta-phone:hover {
            color: var(--accent);
        }

        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--accent);
            padding: 64px 0 32px;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-logo {
            font-family: var(--font-serif);
            font-size: 1.375rem;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .footer-logo .dot {
            color: var(--accent);
            margin: 0 4px;
        }

        .footer-desc {
            font-size: 0.875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
            margin: 0;
        }

        .footer-title {
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.1em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a,
        .footer-links span {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.7);
            transition: color .3s ease;
            line-height: 1.6;
        }

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

        .footer-links span {
            cursor: default;
        }

        .footer-bottom {
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
            letter-spacing: 0.02em;
        }

        .in-viewport {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .5s ease-out, transform .5s ease-out;
        }

        .in-viewport.is-visible {
            opacity: 1;
            transform: none;
        }

        @media (min-width: 992px) {
            .main-nav {
                gap: 28px;
            }
        }

        @media (max-width: 991px) {
            .main-nav,
            .header-actions .search-box {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .header-actions {
                gap: 12px;
            }
        }

        @media (max-width: 767px) {
            .site-header {
                height: 64px;
            }

            .header-inner {
                height: 64px;
            }

            .brand-icon {
                width: 32px;
                height: 32px;
            }

            .brand-name {
                font-size: 1.0625rem;
            }

            .article-main {
                padding-bottom: 64px;
            }

            .article-wrap {
                padding-top: 24px;
            }

            .article-head {
                margin-bottom: 32px;
                padding-bottom: 24px;
            }

            .article-head h1 {
                font-size: 1.5rem;
            }

            .article-summary {
                font-size: 0.9375rem;
            }

            .article-meta {
                gap: 12px;
                font-size: 0.75rem;
            }

            .meta-divider {
                display: none;
            }

            .article-body {
                font-size: 0.9375rem;
            }

            .article-body h2 {
                font-size: 1.25rem;
                margin-top: 36px;
            }

            .article-body h3 {
                font-size: 1.125rem;
            }

            .article-body blockquote {
                padding: 16px 20px;
                font-size: 0.9375rem;
            }

            .related-section {
                padding: 64px 0;
                margin-top: 64px;
            }

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

            .cta-strip {
                padding: 48px 0;
            }

            .cta-inner {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }

            .cta-actions {
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .cta-phone {
                font-size: 1.25rem;
            }

            .site-footer {
                padding: 48px 0 24px;
            }

            .footer-bottom {
                margin-top: 32px;
            }

            .btn {
                height: 44px;
                padding: 0 24px;
            }
        }

        @media (max-width: 575px) {
            .header-actions .btn {
                padding: 0 16px;
                font-size: 0.8125rem;
            }

            .article-pager {
                flex-direction: column;
                align-items: flex-start;
            }

            .breadcrumb-nav {
                font-size: 0.75rem;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }

            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }

            .in-viewport {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: category3 */
:root {
            --bg-base: #FAF9F6;
            --bg-deep: #15201B;
            --bg-section: #F0EDE7;
            --primary: #1E2D27;
            --primary-light: #2F4A40;
            --accent: #C6A15B;
            --accent-soft: #E8D9BC;
            --text-main: #1C1C1A;
            --text-secondary: #6E6A63;
            --border: #E3DED5;
            --border-light: #EDE9E1;
            --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
            --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --radius: 2px;
            --shadow-sm: 0 8px 24px rgba(21, 32, 27, 0.05);
            --shadow-md: 0 16px 40px rgba(21, 32, 27, 0.10);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text-main);
            background: var(--bg-base);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }

        .container {
            max-width: 1240px;
        }

        img {
            max-width: 100%;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ---------- Header ---------- */
        .site-header {
            height: 72px;
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-base);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease, background-color .3s ease;
        }

        .site-header.scrolled {
            background: rgba(250, 249, 246, .98);
            box-shadow: 0 8px 24px rgba(21, 32, 27, .06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            border: 1px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 700;
            line-height: 1;
        }

        .brand-text {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: .04em;
            white-space: nowrap;
        }

        .brand-sub {
            font-family: var(--font-sans);
            font-size: .75rem;
            color: var(--text-secondary);
            margin-left: 6px;
            padding-left: 10px;
            border-left: 1px solid var(--border);
            letter-spacing: .06em;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            gap: 28px;
        }

        .main-nav .nav-link {
            font-size: .9375rem;
            color: var(--text-main);
            text-decoration: none;
            padding: 8px 0;
            position: relative;
            transition: color .3s ease;
            background: none;
            border: none;
            white-space: nowrap;
        }

        .main-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width .3s ease;
        }

        .main-nav .nav-link:hover {
            color: var(--accent);
        }

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

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

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-section);
            border: 1px solid var(--border);
            height: 38px;
            padding: 0 12px;
            width: 180px;
            transition: all .3s ease;
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: .8125rem;
            color: var(--text-main);
        }

        .search-box input::placeholder {
            color: var(--text-secondary);
        }

        .search-box i {
            color: var(--text-secondary);
            font-size: .8125rem;
        }

        .search-box:focus-within {
            background: var(--bg-base);
            border-color: var(--accent);
        }

        .nav-toggle {
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            padding: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            position: relative;
            transition: all .3s ease;
        }

        .nav-toggle span::after {
            content: "";
            position: absolute;
            top: 7px;
            left: 0;
            width: 20px;
            height: 2px;
            background: var(--primary);
        }

        .offcanvas {
            background: var(--bg-base);
            border-left: 1px solid var(--border);
        }

        .offcanvas-header h5 {
            font-family: var(--font-serif);
            color: var(--primary);
            font-weight: 600;
        }

        .btn-close {
            background-size: 0.8em;
        }

        .mobile-nav {
            display: flex;
            flex-direction: column;
        }

        .mobile-nav a {
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
            text-decoration: none;
            color: var(--text-main);
            font-size: .9375rem;
            transition: color .3s ease, padding-left .3s ease;
        }

        .mobile-nav a:hover {
            color: var(--accent);
            padding-left: 8px;
        }

        .mobile-nav a.active {
            color: var(--accent);
            font-weight: 500;
        }

        .offcanvas-body .btn {
            margin-top: 24px;
            width: 100%;
        }

        /* ---------- Buttons ---------- */
        .btn {
            border-radius: 0;
            padding: 0 32px;
            height: 48px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 500;
            letter-spacing: .05em;
            transition: all .3s ease;
            font-size: .9375rem;
            border: 1px solid transparent;
            line-height: 1;
        }

        .btn-gold {
            background: var(--accent);
            color: var(--bg-deep);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: var(--bg-deep);
            color: var(--accent);
            border-color: var(--accent);
        }

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

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

        .btn-outline-gold:hover,
        .btn-outline-gold:focus {
            background: var(--accent);
            color: var(--bg-deep);
        }

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

        /* ---------- Page Hero ---------- */
        .page-hero {
            position: relative;
            min-height: 40vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-size: cover;
            background-position: center;
            text-align: center;
            padding: 80px 0;
        }

        .page-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(21, 32, 27, .88) 0%, rgba(21, 32, 27, .55) 100%);
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
        }

        .hero-label {
            display: inline-block;
            border: 1px solid var(--accent);
            color: var(--accent);
            font-size: .8125rem;
            letter-spacing: .12em;
            padding: 4px 16px;
            margin-bottom: 20px;
            border-radius: 999px;
        }

        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(1.75rem, 3.5vw, 2.75rem);
            color: #fff;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: .02em;
            line-height: 1.3;
        }

        .page-hero p {
            color: rgba(255, 255, 255, .75);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto;
        }

        /* ---------- Section Shared ---------- */
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: .8125rem;
            color: var(--accent);
            letter-spacing: .1em;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .section-tag::before {
            content: "";
            width: 28px;
            height: 4px;
            background: var(--accent);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 16px;
            line-height: 1.3;
            letter-spacing: .02em;
        }

        .section-desc {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 720px;
        }

        .text-center .section-tag {
            justify-content: center;
        }

        .text-center .section-tag::before {
            content: none;
        }

        .text-center .section-tag::after {
            content: "";
            width: 28px;
            height: 4px;
            background: var(--accent);
        }

        /* ---------- Split Section ---------- */
        .split-section {
            padding: 96px 0;
        }

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

        .split-section .section-text {
            color: var(--text-secondary);
            font-size: .9375rem;
            text-align: justify;
            text-align-last: left;
            margin-bottom: 20px;
        }

        .split-image {
            position: relative;
            overflow: hidden;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
        }

        .split-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }

        .split-image:hover img {
            transform: scale(1.03);
        }

        .check-list {
            list-style: none;
            padding: 0;
            margin: 24px 0 0;
        }

        .check-list li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 12px;
            color: var(--text-main);
            font-size: .9375rem;
        }

        .check-list li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 0;
            color: var(--accent);
            font-size: .875rem;
        }

        /* ---------- Sub Entry ---------- */
        .sub-entry-section {
            padding: 96px 0;
        }

        .sub-entry-card {
            display: block;
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            text-decoration: none;
            color: inherit;
            transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
            height: 100%;
        }

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

        .entry-image {
            overflow: hidden;
            aspect-ratio: 16 / 10;
            border-radius: var(--radius) var(--radius) 0 0;
        }

        .entry-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease-in-out;
        }

        .sub-entry-card:hover .entry-image img {
            transform: scale(1.03);
        }

        .entry-body {
            padding: 24px;
            border-top: 2px solid var(--accent);
        }

        .entry-body h3 {
            font-family: var(--font-serif);
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .entry-body p {
            color: var(--text-secondary);
            font-size: .875rem;
            margin-bottom: 12px;
        }

        .entry-link {
            color: var(--accent);
            font-size: .875rem;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .entry-link i {
            transition: transform .3s ease;
        }

        .sub-entry-card:hover .entry-link i {
            transform: translateX(4px);
        }

        /* ---------- Related / Extended Reading ---------- */
        .related-section {
            padding: 96px 0;
            background: var(--bg-section);
        }

        .related-list {
            list-style: none;
            padding: 0;
            margin: 24px 0 0;
            max-width: 860px;
        }

        .related-list li {
            border-bottom: 1px solid var(--border-light);
        }

        .related-list li:first-child {
            border-top: 1px solid var(--border-light);
        }

        .related-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 20px 4px;
            text-decoration: none;
            color: var(--text-main);
            transition: color .3s ease, padding-left .3s ease;
            font-size: .9375rem;
        }

        .related-list a:hover {
            color: var(--accent);
            padding-left: 12px;
        }

        .related-list a i {
            color: var(--accent);
            flex-shrink: 0;
        }

        /* ---------- CTA Band ---------- */
        .cta-section {
            padding: 72px 0;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-left: 4px solid var(--accent);
            padding: 40px 48px;
            box-shadow: var(--shadow-sm);
        }

        .cta-text h2 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: .02em;
        }

        .cta-text p {
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, .7);
            padding: 64px 0 32px;
        }

        .site-footer .footer-logo {
            font-family: var(--font-serif);
            font-size: 1.375rem;
            color: #fff;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: .04em;
        }

        .site-footer .footer-logo .dot {
            color: var(--accent);
        }

        .site-footer .footer-desc {
            color: rgba(255, 255, 255, .6);
            font-size: .875rem;
            line-height: 1.7;
            max-width: 320px;
        }

        .site-footer .footer-title {
            color: var(--accent);
            font-size: .875rem;
            letter-spacing: .08em;
            margin-bottom: 16px;
            font-weight: 500;
        }

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

        .site-footer .footer-links li {
            margin-bottom: 10px;
            font-size: .875rem;
        }

        .site-footer .footer-links a,
        .site-footer .footer-links span {
            color: rgba(255, 255, 255, .7);
            text-decoration: none;
            transition: color .3s ease;
            cursor: default;
        }

        .site-footer .footer-links a {
            cursor: pointer;
        }

        .site-footer .footer-links a:hover {
            color: var(--accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin-top: 40px;
            padding-top: 20px;
            color: rgba(255, 255, 255, .5);
            font-size: .8125rem;
        }

        /* ---------- Reveal Animation ---------- */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .5s ease-out, transform .5s ease-out;
        }

        .reveal.in-viewport {
            opacity: 1;
            transform: none;
        }

        .reveal.delay-1 {
            transition-delay: 80ms;
        }

        .reveal.delay-2 {
            transition-delay: 160ms;
        }

        .reveal.delay-3 {
            transition-delay: 240ms;
        }

        .reveal.delay-4 {
            transition-delay: 320ms;
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1199.98px) {
            .main-nav {
                gap: 20px;
            }

            .search-box {
                width: 150px;
            }
        }

        @media (max-width: 991.98px) {
            .main-nav,
            .header-actions .search-box {
                display: none;
            }

            .split-section {
                padding: 72px 0;
            }

            .sub-entry-section,
            .related-section {
                padding: 72px 0;
            }

            .split-section .row>[class^="col-"] {
                margin-bottom: 32px;
            }

            .split-section .row>[class^="col-"]:last-child {
                margin-bottom: 0;
            }

            .split-section .flex-lg-row-reverse>[class^="col-"]:first-child {
                order: 2;
            }

            .split-section .flex-lg-row-reverse>[class^="col-"]:last-child {
                order: 1;
            }
        }

        @media (max-width: 767.98px) {
            .page-hero {
                min-height: 320px;
                padding: 48px 16px;
            }

            .cta-inner {
                padding: 32px 24px;
            }
        }

        @media (max-width: 575.98px) {
            .split-section {
                padding: 56px 0;
            }

            .sub-entry-section,
            .related-section {
                padding: 56px 0;
            }

            .btn {
                width: 100%;
                max-width: 100%;
            }

            .header-actions .btn {
                width: auto;
                padding: 0 20px;
                font-size: .875rem;
            }

            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .entry-body {
                padding: 18px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }

            .reveal {
                opacity: 1;
                transform: none;
                transition: none;
            }

            .split-image img,
            .entry-image img {
                transition: none;
            }

            .sub-entry-card {
                transition: none;
            }

            .sub-entry-card:hover {
                transform: none;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #FAF9F6;
            --bg-deep: #15201B;
            --bg-section: #F0EDE7;
            --primary: #1E2D27;
            --primary-light: #2F4A40;
            --accent: #C6A15B;
            --accent-soft: #E8D9BC;
            --text-main: #1C1C1A;
            --text-secondary: #6E6A63;
            --border: #E3DED5;
            --border-light: #EDE9E1;
            --radius: 2px;
            --shadow: 0 8px 24px rgba(21, 32, 27, 0.05);
            --shadow-hover: 0 16px 40px rgba(21, 32, 27, 0.10);
            --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
            --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 0.9375rem;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-base);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .3s ease;
        }

        a:hover {
            color: var(--accent);
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-article {
            max-width: 760px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            border: 1px solid transparent;
            border-radius: 0;
            font-family: var(--font-sans);
            font-size: 0.9375rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            line-height: 1;
            cursor: pointer;
            transition: all .3s ease;
            text-decoration: none;
        }

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

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

        .btn-primary {
            background: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--bg-deep);
            color: var(--accent);
            border-color: var(--accent);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--accent);
            color: var(--bg-deep);
        }

        .btn-gold {
            background: var(--accent);
            color: var(--bg-deep);
            border-color: var(--accent);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: var(--bg-deep);
            color: var(--accent);
            border-color: var(--accent);
        }

        .btn-sm {
            height: 40px;
            padding: 0 22px;
            font-size: 0.875rem;
        }

        .btn-lg {
            height: 54px;
            padding: 0 40px;
            font-size: 1rem;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-base);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease;
        }

        .site-header.is-scrolled {
            background: rgba(250, 249, 246, 0.98);
            box-shadow: 0 8px 24px rgba(21, 32, 27, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
        }

        .brand-icon {
            flex-shrink: 0;
        }

        .brand-text {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            color: var(--primary);
            line-height: 1;
            display: flex;
            align-items: baseline;
            gap: 6px;
        }

        .brand-sub {
            font-family: var(--font-sans);
            font-size: 0.75rem;
            color: var(--text-secondary);
            border-left: 1px solid var(--border);
            padding-left: 8px;
            letter-spacing: 0.1em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 30px;
            margin-left: auto;
        }

        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            color: var(--text-main);
            font-weight: 500;
            text-decoration: none;
            padding: 6px 0;
            letter-spacing: 0.01em;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width .25s ease;
        }

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

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

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

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

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box input {
            width: 180px;
            height: 36px;
            background: var(--bg-section);
            border: 1px solid transparent;
            border-radius: 0;
            padding: 0 14px 0 36px;
            font-size: 0.8125rem;
            color: var(--text-main);
            transition: all .3s ease;
        }

        .search-box input::placeholder {
            color: var(--text-secondary);
        }

        .search-box input:focus {
            background: #fff;
            border-color: var(--accent);
        }

        .search-box svg {
            position: absolute;
            left: 12px;
            width: 14px;
            height: 14px;
            stroke: var(--text-secondary);
            pointer-events: none;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 0;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            padding: 0;
        }

        .nav-toggle span {
            width: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: background .3s ease;
        }

        .nav-toggle:hover span {
            background: var(--accent);
        }

        /* ===== Offcanvas ===== */
        .mobile-menu {
            background: var(--bg-base);
            border-left: 1px solid var(--border);
            width: 320px !important;
        }

        .mobile-menu .offcanvas-header {
            border-bottom: 1px solid var(--border);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: baseline;
            gap: 6px;
        }

        .mobile-brand span {
            font-family: var(--font-sans);
            font-size: 0.75rem;
            color: var(--text-secondary);
            border-left: 1px solid var(--border);
            padding-left: 8px;
        }

        .mobile-menu .btn-close {
            background: transparent;
            font-size: 1.25rem;
            opacity: 1;
            filter: none;
        }

        .mobile-menu .btn-close:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            box-shadow: none;
        }

        .mobile-nav {
            display: flex;
            flex-direction: column;
        }

        .mobile-link {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-light);
            font-size: 1rem;
            color: var(--text-main);
            text-decoration: none;
            font-weight: 500;
            transition: all .3s ease;
        }

        .mobile-link:hover,
        .mobile-link.active {
            color: var(--accent);
            background: var(--bg-section);
            padding-left: 30px;
        }

        .mobile-contact {
            padding: 24px;
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 2;
            border-bottom: 1px solid var(--border-light);
        }

        .mobile-contact p {
            margin-bottom: 0;
        }

        .mobile-menu .offcanvas-body {
            padding: 0;
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            min-height: 40vh;
            min-height: 320px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-deep);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(21, 32, 27, 0.92) 0%, rgba(21, 32, 27, 0.55) 60%, rgba(21, 32, 27, 0.3) 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            text-align: center;
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .hero-inner {
            max-width: 720px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .hero-tag {
            display: inline-block;
            font-size: 0.8125rem;
            color: var(--accent);
            border: 1px solid rgba(198, 161, 91, 0.6);
            border-radius: 999px;
            padding: 4px 16px;
            letter-spacing: 0.12em;
            margin-bottom: 24px;
            text-transform: uppercase;
        }

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 600;
            line-height: 1.3;
            color: var(--bg-base);
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }

        .gold-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            margin: 0 auto 20px;
        }

        .hero-subtitle {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 560px;
            margin: 0 auto;
        }

        /* ===== Section Common ===== */
        .section-label {
            display: block;
            font-size: 0.875rem;
            letter-spacing: 0.12em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            font-weight: 600;
            line-height: 1.3;
            letter-spacing: 0.02em;
            color: var(--text-main);
            position: relative;
            padding-left: 30px;
            margin-bottom: 24px;
        }

        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.55em;
            width: 6px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-desc {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            max-width: 680px;
            margin-bottom: 48px;
        }

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

        .section-header .section-title {
            display: inline-block;
            padding-left: 30px;
            margin-bottom: 12px;
        }

        .section-header .section-title::before {
            left: -4px;
        }

        .section-header .section-desc {
            margin: 0 auto;
        }

        .stats-section,
        .about-section,
        .services-section,
        .advantages-section,
        .reading-section,
        .faq-section,
        .cta-section {
            padding: 96px 0;
        }

        /* ===== Stats ===== */
        .stats-section {
            background: var(--bg-base);
            border-bottom: 1px solid var(--border-light);
        }

        .stats-row {
            display: flex;
            flex-wrap: wrap;
            margin: 0 -12px;
        }

        .stats-row>[class*="col-"] {
            padding: 0 12px;
        }

        .stat-item {
            text-align: center;
            padding: 16px 8px;
            position: relative;
        }

        .stat-item::after {
            content: "";
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 44px;
            background: var(--border);
        }

        .stat-item:last-child::after {
            display: none;
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 2.5rem;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.02em;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* ===== About ===== */
        .about-section {
            background: var(--bg-base);
        }

        .about-content .about-text {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 18px;
            text-align: justify;
            text-align-last: left;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 24px 0 32px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-main);
            font-size: 0.9375rem;
            line-height: 1.7;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .feature-list svg {
            flex-shrink: 0;
            width: 18px;
            height: 18px;
            margin-top: 4px;
        }

        .about-media {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .about-media img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius);
        }

        .about-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(200deg, rgba(21, 32, 27, 0.1) 0%, transparent 60%);
            border-radius: var(--radius);
            pointer-events: none;
        }

        /* ===== Services ===== */
        .services-section {
            background: var(--bg-section);
        }

        .service-card {
            position: relative;
            display: block;
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            text-decoration: none;
            color: var(--text-main);
            transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
        }

        .service-card:hover,
        .service-card:focus {
            transform: translateY(-4px);
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            color: var(--text-main);
        }

        .service-img {
            height: 160px;
            overflow: hidden;
            background: var(--bg-section);
        }

        .service-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 2s ease;
        }

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

        .service-body {
            padding: 22px 24px 24px;
        }

        .service-index {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: rgba(28, 28, 26, 0.25);
            display: block;
            margin-bottom: 8px;
        }

        .service-body h3 {
            font-family: var(--font-serif);
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .service-body p {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .service-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9375rem;
            color: var(--accent);
            font-weight: 500;
            transition: gap .3s ease;
        }

        .service-card:hover .service-arrow {
            gap: 12px;
        }

        .service-flag {
            position: absolute;
            top: 0;
            right: 0;
            z-index: 2;
            background: var(--accent);
            color: var(--bg-deep);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 6px 14px;
            border-radius: 0;
            box-shadow: 0 2px 8px rgba(21, 32, 27, 0.15);
        }

        /* ===== Advantages ===== */
        .advantages-section {
            background: var(--bg-base);
        }

        .advantages-desc {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
            text-align: justify;
            text-align-last: left;
        }

        .advantage-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 1px solid var(--border-light);
        }

        .advantage-item {
            display: flex;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background .3s ease;
        }

        .advantage-item:hover {
            background: var(--bg-section);
            padding-left: 12px;
            padding-right: 12px;
        }

        .advantage-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--accent);
            border-radius: 2px;
            color: var(--accent);
            background: rgba(198, 161, 91, 0.06);
        }

        .advantage-icon svg {
            width: 20px;
            height: 20px;
        }

        .advantage-content h3 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }

        .advantage-content p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ===== Reading ===== */
        .reading-section {
            background: var(--bg-section);
        }

        .reading-list {
            display: flex;
            flex-direction: column;
            background: var(--bg-base);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
        }

        .reading-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 28px;
            text-decoration: none;
            border-bottom: 1px solid var(--border-light);
            transition: background .3s ease, padding-left .3s ease;
        }

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

        .reading-item:hover,
        .reading-item:focus {
            background: var(--bg-section);
            padding-left: 36px;
            color: var(--accent);
        }

        .reading-title {
            font-family: var(--font-serif);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            transition: color .3s ease;
        }

        .reading-item:hover .reading-title {
            color: var(--accent);
        }

        .reading-arrow {
            font-size: 1.125rem;
            color: var(--accent);
            transition: transform .3s ease;
        }

        .reading-item:hover .reading-arrow {
            transform: translateX(4px);
        }

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

        .custom-accordion {
            border-top: 1px solid var(--border);
        }

        .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border);
            border-radius: 0 !important;
        }

        .accordion-header {
            margin-bottom: 0;
        }

        .accordion-button {
            width: 100%;
            background: transparent;
            border: none;
            text-align: left;
            font-family: var(--font-serif);
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--text-main);
            padding: 22px 48px 22px 0;
            position: relative;
            cursor: pointer;
            letter-spacing: 0.01em;
            transition: color .3s ease;
        }

        .accordion-button:hover,
        .accordion-button:focus {
            color: var(--accent);
            background: transparent;
            box-shadow: none;
            outline: none;
        }

        .accordion-button:not(.collapsed) {
            color: var(--accent);
            background: transparent;
            box-shadow: none;
        }

        .accordion-button::after {
            content: "";
            position: absolute;
            right: 4px;
            top: 50%;
            width: 16px;
            height: 16px;
            background: none;
            transition: transform .3s ease;
        }

        .accordion-button::before {
            content: "";
            position: absolute;
            right: 2px;
            top: 50%;
            transform: translateY(-50%);
            width: 16px;
            height: 2px;
            background: var(--accent);
        }

        .accordion-button::after {
            right: 9px;
            width: 2px;
            height: 16px;
            background: var(--accent);
            transform: translateY(-50%);
        }

        .accordion-button:not(.collapsed)::after {
            transform: translateY(-50%) rotate(90deg);
        }

        .accordion-body {
            padding: 0 32px 24px 0;
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.7;
            max-width: 760px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-deep);
            padding: 96px 0;
        }

        .cta-box {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(198, 161, 91, 0.5);
            border-radius: 0;
            padding: 48px;
        }

        .cta-box h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            font-weight: 600;
            color: var(--bg-base);
            letter-spacing: 0.02em;
            margin-bottom: 12px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9375rem;
            line-height: 1.75;
            margin-bottom: 18px;
            max-width: 56ch;
        }

        .cta-phone {
            font-family: var(--font-serif);
            font-size: 1.75rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.03em;
        }

        .cta-btn-wrap {
            text-align: right;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            padding: 64px 0 32px;
            border-top: 1px solid var(--accent);
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-logo {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--bg-base);
            letter-spacing: 0.02em;
            margin-bottom: 16px;
        }

        .footer-logo .dot {
            color: var(--accent);
            margin: 0 4px;
        }

        .footer-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
            max-width: 260px;
            margin-bottom: 0;
        }

        .footer-title {
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 18px;
            padding-bottom: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

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

        .footer-links li {
            margin-bottom: 10px;
            font-size: 0.875rem;
            line-height: 1.6;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color .3s ease;
        }

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

        .footer-links span {
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-bottom {
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.45);
            letter-spacing: 0.02em;
        }

        /* ===== Reveal ===== */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .5s ease-out, transform .5s ease-out;
        }

        .reveal.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-delay-1 {
            transition-delay: 0.08s;
        }

        .reveal-delay-2 {
            transition-delay: 0.16s;
        }

        .reveal-delay-3 {
            transition-delay: 0.24s;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .main-nav {
                display: none;
            }

            .header-actions .search-box {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .stats-section,
            .about-section,
            .services-section,
            .advantages-section,
            .reading-section,
            .faq-section,
            .cta-section {
                padding: 72px 0;
            }

            .cta-btn-wrap {
                text-align: left;
                margin-top: 24px;
            }
        }

        @media (max-width: 767px) {
            .stats-section,
            .about-section,
            .services-section,
            .advantages-section,
            .reading-section,
            .faq-section,
            .cta-section {
                padding: 56px 0;
            }

            .brand-text {
                font-size: 1.25rem;
            }

            .header-actions .btn {
                display: none;
            }

            .cta-box {
                padding: 32px 24px;
            }

            .cta-box h2 {
                font-size: 1.5rem;
            }

            .stat-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 575px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero-subtitle {
                font-size: 0.9375rem;
            }

            .header-inner {
                gap: 8px;
            }

            .brand-sub {
                display: none;
            }

            .service-card {
                max-width: 100%;
            }

            .cta-box {
                padding: 28px 20px;
            }

            .cta-phone {
                font-size: 1.375rem;
            }

            .reading-item {
                padding: 18px 20px;
            }

            .accordion-button {
                font-size: 0.9375rem;
                padding: 20px 40px 20px 0;
            }
        }

        @media (prefers-reduced-motion: reduce) {

            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }

            .reveal {
                opacity: 1 !important;
                transform: none !important;
            }

            .service-card:hover {
                transform: none;
            }

            .stat-number {
                transition: none;
            }
        }

/* roulang page: category4 */
:root {
        --bg-base: #FAF9F6;
        --bg-deep: #15201B;
        --bg-section: #F0EDE7;
        --primary: #1E2D27;
        --primary-light: #2F4A40;
        --accent: #C6A15B;
        --accent-soft: #E8D9BC;
        --text-main: #1C1C1A;
        --text-secondary: #6E6A63;
        --border: #E3DED5;
        --border-light: #EDE9E1;
        --radius: 2px;
        --shadow-sm: 0 8px 24px rgba(21,32,27,0.05);
        --shadow-lg: 0 16px 40px rgba(21,32,27,0.10);
        --transition: 0.3s ease;
        --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
        --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-sans);
        background: var(--bg-base);
        color: var(--text-main);
        line-height: 1.7;
        font-size: 0.9375rem;
        -webkit-font-smoothing: antialiased;
    }

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

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

    ul,
    ol {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .container {
        max-width: 1240px;
        padding-left: 24px;
        padding-right: 24px;
    }
    @media (max-width: 767px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }
    }

    h1,
    h2,
    h3,
    h4,
    h5 {
        font-family: var(--font-serif);
        font-weight: 600;
        line-height: 1.3;
        letter-spacing: 0.02em;
        margin: 0 0 16px;
    }

    p {
        margin: 0 0 16px;
        text-align: justify;
        text-align-last: left;
    }

    .section {
        padding: 96px 0;
    }
    @media (max-width: 991px) {
        .section {
            padding: 72px 0;
        }
    }
    @media (max-width: 767px) {
        .section {
            padding: 56px 0;
        }
    }

    .section-tag {
        display: inline-block;
        font-size: 0.8125rem;
        color: var(--accent);
        border: 1px solid var(--accent);
        border-radius: 999px;
        padding: 2px 14px;
        letter-spacing: 0.08em;
        margin-bottom: 18px;
    }

    .section-header {
        margin-bottom: 48px;
    }
    .section-header .section-tag {
        margin-bottom: 14px;
    }
    .section-header h2 {
        font-size: clamp(1.5rem, 3vw, 2.125rem);
        color: var(--text-main);
    }
    .section-header p {
        color: var(--text-secondary);
        max-width: 640px;
    }

    .gold-line {
        width: 28px;
        height: 4px;
        background: var(--accent);
        margin: 20px 0 24px;
        border: none;
        border-radius: 0;
    }

    /* 按钮 */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        height: 48px;
        padding: 0 32px;
        border-radius: 0;
        font-family: var(--font-sans);
        font-weight: 500;
        font-size: 0.9375rem;
        letter-spacing: 0.05em;
        border: 1px solid transparent;
        transition: all var(--transition);
        cursor: pointer;
        line-height: 1;
        white-space: nowrap;
    }
    .btn:active {
        transform: scale(0.98);
    }
    .btn:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 2px;
    }

    .btn-primary {
        background: var(--accent);
        color: var(--bg-deep);
        border-color: var(--accent);
    }
    .btn-primary:hover {
        background: var(--bg-deep);
        color: var(--accent);
        border-color: var(--accent);
    }
    .btn-primary:active {
        background: var(--bg-deep);
        color: var(--accent);
        border-color: var(--accent);
    }

    .btn-outline {
        background: transparent;
        color: var(--accent);
        border-color: var(--accent);
    }
    .btn-outline:hover {
        background: var(--accent);
        color: var(--bg-deep);
        border-color: var(--accent);
    }

    .btn-outline-light {
        background: transparent;
        color: #ffffff;
        border-color: rgba(255,255,255,0.7);
    }
    .btn-outline-light:hover {
        background: transparent;
        color: var(--accent);
        border-color: var(--accent);
    }

    .btn-lg {
        height: 52px;
        padding: 0 40px;
        font-size: 1rem;
    }
    .btn-sm {
        height: 40px;
        padding: 0 24px;
        font-size: 0.875rem;
    }

    /* 导航 */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1030;
        background: var(--bg-base);
        border-bottom: 1px solid var(--border);
        transition: box-shadow var(--transition);
    }
    .site-header.is-scrolled {
        box-shadow: var(--shadow-sm);
        background: rgba(250,249,246,0.98);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        gap: 24px;
    }

    .brand {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .brand-icon {
        width: 38px;
        height: 38px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .brand-text {
        font-family: var(--font-serif);
        font-size: 1.375rem;
        font-weight: 600;
        color: var(--primary);
        letter-spacing: 0.02em;
    }
    .brand-divider {
        width: 1px;
        height: 20px;
        background: var(--border);
        margin: 0 2px;
    }
    .brand-sub {
        font-size: 0.8125rem;
        color: var(--text-secondary);
        letter-spacing: 0.06em;
        align-self: flex-end;
        padding-bottom: 3px;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 28px;
    }
    .main-nav .nav-link {
        position: relative;
        font-size: 0.9375rem;
        color: var(--text-main);
        font-weight: 500;
        padding: 8px 0;
        transition: color var(--transition);
    }
    .main-nav .nav-link::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--accent);
        transition: width 0.3s ease;
    }
    .main-nav .nav-link:hover {
        color: var(--accent);
    }
    .main-nav .nav-link:hover::after {
        width: 100%;
    }
    .main-nav .nav-link.active {
        color: var(--accent);
    }
    .main-nav .nav-link.active::after {
        width: 100%;
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 16px;
        flex-shrink: 0;
    }
    .search-box {
        position: relative;
        width: 180px;
    }
    .search-box input {
        width: 100%;
        height: 38px;
        background: var(--bg-section);
        border: 1px solid transparent;
        border-radius: 0;
        padding: 0 38px 0 14px;
        font-size: 0.875rem;
        color: var(--text-main);
        transition: all var(--transition);
    }
    .search-box input::placeholder {
        color: var(--text-secondary);
    }
    .search-box input:focus {
        background: #ffffff;
        border-color: var(--accent);
        outline: none;
    }
    .search-box i {
        position: absolute;
        top: 50%;
        right: 14px;
        transform: translateY(-50%);
        font-size: 0.875rem;
        color: var(--text-secondary);
        pointer-events: none;
    }

    .nav-toggle {
        display: none;
        background: none;
        border: none;
        cursor: pointer;
        width: 44px;
        height: 44px;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        padding: 0;
    }
    .nav-toggle .line {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--primary);
        transition: background var(--transition);
    }
    .nav-toggle .dot {
        display: block;
        width: 6px;
        height: 6px;
        background: var(--accent);
        border-radius: 50%;
    }
    .nav-toggle:hover .line {
        background: var(--accent);
    }
    .nav-toggle:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 2px;
    }

    /* 移动端菜单 */
    .mobile-menu {
        background: var(--bg-base);
    }
    .mobile-menu .offcanvas-header {
        border-bottom: 1px solid var(--border);
        padding: 20px 24px;
    }
    .mobile-menu .offcanvas-title {
        font-family: var(--font-serif);
        font-size: 1.25rem;
        color: var(--primary);
    }
    .mobile-menu .btn-close {
        filter: none;
    }
    .mobile-menu .offcanvas-body {
        padding: 24px;
    }
    .mobile-nav {
        display: flex;
        flex-direction: column;
    }
    .mobile-nav-link {
        display: block;
        padding: 16px 0;
        font-size: 1rem;
        color: var(--text-main);
        border-bottom: 1px solid var(--border);
        transition: color var(--transition);
    }
    .mobile-nav-link:hover {
        color: var(--accent);
    }
    .mobile-nav-link.active {
        color: var(--accent);
        font-weight: 500;
    }

    /* Hero */
    .cat-hero {
        position: relative;
        min-height: 40vh;
        min-height: 380px;
        display: flex;
        align-items: center;
        background: var(--bg-deep);
        overflow: hidden;
    }
    .cat-hero-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        z-index: 0;
    }
    .cat-hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(90deg, rgba(21,32,27,0.92) 0%, rgba(21,32,27,0.55) 60%, transparent 100%);
        z-index: 1;
    }
    .cat-hero-content {
        position: relative;
        z-index: 2;
        max-width: 680px;
        padding-top: 48px;
        padding-bottom: 48px;
    }
    .cat-hero-content .section-tag {
        color: var(--accent);
        border-color: var(--accent);
        background: transparent;
    }
    .cat-hero-content h1 {
        color: #ffffff;
        font-size: clamp(2rem, 4.5vw, 3rem);
        margin-bottom: 20px;
        letter-spacing: 0.02em;
    }
    .cat-hero-content p {
        color: rgba(255,255,255,0.75);
        font-size: 1rem;
        max-width: 520px;
        margin-bottom: 32px;
        text-align: left;
        text-align-last: left;
    }
    .cat-hero-content .gold-line {
        margin: 12px 0 24px;
    }

    /* 概览 */
    .overview-section {
        background: var(--bg-base);
    }
    .overview-text {
        padding-right: 40px;
    }
    .overview-text h2 {
        font-size: clamp(1.5rem, 3vw, 2.125rem);
        color: var(--text-main);
    }
    .overview-text p {
        color: var(--text-secondary);
        margin-bottom: 20px;
        line-height: 1.8;
    }
    .overview-list {
        margin-top: 24px;
    }
    .overview-list li {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        padding: 12px 0;
        border-bottom: 1px solid var(--border-light);
        color: var(--text-main);
        font-size: 0.9375rem;
        line-height: 1.6;
    }
    .overview-list li:last-child {
        border-bottom: none;
    }
    .overview-list li i {
        color: var(--accent);
        font-size: 0.75rem;
        margin-top: 6px;
        flex-shrink: 0;
    }
    .overview-image {
        position: relative;
        overflow: hidden;
        border-radius: 2px;
        box-shadow: var(--shadow-sm);
    }
    .overview-image img {
        width: 100%;
        height: 440px;
        object-fit: cover;
        transition: transform 2s ease-in-out;
    }
    .overview-image:hover img {
        transform: scale(1.03);
    }

    /* 合作模式 */
    .models-section {
        background: var(--bg-section);
    }
    .model-card {
        display: block;
        height: 100%;
        background: var(--bg-base);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        border-radius: var(--radius);
        transition: all var(--transition);
        text-decoration: none;
        color: var(--text-main);
        overflow: hidden;
    }
    .model-card:hover {
        transform: translateY(-4px);
        border-color: var(--accent);
        box-shadow: var(--shadow-lg);
        color: var(--text-main);
    }
    .model-card:active {
        transform: scale(0.98);
    }
    .model-card-img {
        height: 180px;
        overflow: hidden;
        position: relative;
    }
    .model-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 2s ease-in-out;
    }
    .model-card:hover .model-card-img img {
        transform: scale(1.03);
    }
    .model-card-body {
        padding: 24px;
    }
    .model-card-body h3 {
        font-size: 1.125rem;
        margin-bottom: 8px;
        color: var(--text-main);
    }
    .model-card-body p {
        font-size: 0.875rem;
        color: var(--text-secondary);
        margin-bottom: 16px;
        line-height: 1.6;
    }
    .model-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.875rem;
        color: var(--accent);
        font-weight: 500;
        transition: gap var(--transition);
    }
    .model-link i {
        font-size: 0.75rem;
        transition: transform var(--transition);
    }
    .model-card:hover .model-link {
        gap: 12px;
    }

    /* 优势 */
    .advantages-section {
        background: var(--bg-deep);
        position: relative;
    }
    .advantages-section::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background: linear-gradient(90deg, var(--accent) 0%, rgba(198,161,91,0.3) 100%);
    }
    .advantages-section .section-header h2 {
        color: #ffffff;
    }
    .advantages-section .section-header p {
        color: rgba(255,255,255,0.65);
    }
    .stat-item {
        text-align: center;
        padding: 32px 16px;
        border: 1px solid rgba(198,161,91,0.25);
        background: rgba(255,255,255,0.02);
        transition: border-color var(--transition);
        min-height: 200px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    .stat-item:hover {
        border-color: var(--accent);
    }
    .stat-num {
        font-family: var(--font-serif);
        font-size: 3.125rem;
        font-weight: 600;
        color: var(--accent);
        line-height: 1;
    }
    .stat-unit {
        font-size: 1rem;
        color: rgba(255,255,255,0.8);
        margin-top: 4px;
        letter-spacing: 0.05em;
    }
    .stat-label {
        font-size: 0.8125rem;
        color: rgba(255,255,255,0.5);
        margin-top: 12px;
        letter-spacing: 0.08em;
    }

    /* 流程 */
    .process-section {
        background: var(--bg-base);
    }
    .process-steps {
        display: flex;
        align-items: stretch;
        position: relative;
    }
    .process-step {
        flex: 1;
        padding: 0 24px;
        text-align: center;
        position: relative;
    }
    .process-step::after {
        content: "";
        position: absolute;
        top: 26px;
        right: -50%;
        width: 100%;
        height: 1px;
        border-top: 1px dashed var(--accent);
        z-index: 0;
    }
    .process-step:last-child::after {
        display: none;
    }
    .step-num {
        position: relative;
        z-index: 1;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 52px;
        height: 52px;
        border: 2px solid var(--accent);
        border-radius: 50%;
        font-family: var(--font-serif);
        font-size: 1rem;
        font-weight: 600;
        color: var(--accent);
        background: var(--bg-base);
        margin-bottom: 20px;
        transition: all var(--transition);
    }
    .process-step:hover .step-num {
        background: var(--accent);
        color: var(--bg-deep);
    }
    .process-step h3 {
        font-size: 1.125rem;
        margin-bottom: 8px;
        color: var(--text-main);
    }
    .process-step p {
        font-size: 0.875rem;
        color: var(--text-secondary);
        text-align: center;
        text-align-last: center;
        max-width: 220px;
        margin: 0 auto;
    }

    /* 延伸阅读 */
    .related-section {
        background: var(--bg-section);
    }
    .related-list-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        padding: 24px 0;
        border-bottom: 1px solid var(--border);
        transition: padding-left var(--transition);
    }
    .related-list-item:first-child {
        border-top: 1px solid var(--border);
    }
    .related-list-item:hover {
        padding-left: 12px;
    }
    .related-list-item .related-cat {
        font-size: 0.8125rem;
        color: var(--accent);
        border: 1px solid var(--accent);
        border-radius: 999px;
        padding: 2px 12px;
        white-space: nowrap;
        flex-shrink: 0;
    }
    .related-list-item .related-text {
        flex: 1;
        font-size: 1rem;
        color: var(--text-main);
        font-family: var(--font-serif);
        transition: color var(--transition);
    }
    .related-list-item:hover .related-text {
        color: var(--accent);
    }
    .related-list-item .related-arrow {
        color: var(--text-secondary);
        font-size: 0.875rem;
        transition: all var(--transition);
    }
    .related-list-item:hover .related-arrow {
        color: var(--accent);
        transform: translateX(4px);
    }

    /* CTA 条 */
    .cta-section {
        background: var(--bg-base);
        padding: 64px 0;
    }
    .cta-band {
        background: var(--bg-base);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 48px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 32px;
        position: relative;
        overflow: hidden;
    }
    .cta-band::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 2px;
        background: var(--accent);
    }
    .cta-band h2 {
        font-size: clamp(1.5rem, 2.5vw, 2rem);
        color: var(--text-main);
        margin-bottom: 8px;
    }
    .cta-band p {
        color: var(--text-secondary);
        margin-bottom: 0;
        max-width: 520px;
    }
    .cta-actions {
        display: flex;
        align-items: center;
        gap: 16px;
        flex-wrap: wrap;
    }
    .cta-phone {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-family: var(--font-serif);
        font-size: 1.375rem;
        font-weight: 600;
        color: var(--accent);
        white-space: nowrap;
    }
    .cta-phone:hover {
        color: var(--primary);
    }
    .cta-phone i {
        font-size: 1rem;
    }

    /* Footer */
    .site-footer {
        background: var(--bg-deep);
        padding: 64px 0 32px;
        border-top: 1px solid var(--accent);
    }
    .footer-logo {
        font-family: var(--font-serif);
        font-size: 1.5rem;
        font-weight: 600;
        color: #ffffff;
        margin-bottom: 12px;
    }
    .footer-logo .dot {
        color: var(--accent);
        margin: 0 2px;
    }
    .footer-desc {
        color: rgba(255,255,255,0.6);
        font-size: 0.875rem;
        line-height: 1.7;
        max-width: 320px;
        text-align: left;
        text-align-last: left;
    }
    .footer-title {
        font-size: 0.8125rem;
        color: var(--accent);
        letter-spacing: 0.08em;
        margin-bottom: 16px;
        font-weight: 600;
        text-transform: uppercase;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a,
    .footer-links span {
        color: rgba(255,255,255,0.7);
        font-size: 0.875rem;
        text-decoration: none;
        transition: color var(--transition);
    }
    .footer-links a:hover {
        color: var(--accent);
    }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,0.1);
        padding-top: 24px;
        margin-top: 48px;
        color: rgba(255,255,255,0.5);
        font-size: 0.8125rem;
        text-align: center;
    }

    /* Reveal */
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    }
    .reveal.is-visible {
        opacity: 1;
        transform: translateY(0);
    }

    @media (prefers-reduced-motion: reduce) {
        *,
        *::before,
        *::after {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
            scroll-behavior: auto !important;
        }
        .reveal {
            opacity: 1;
            transform: none;
        }
    }

    /* 响应式 */
    @media (max-width: 1199px) {
        .main-nav {
            gap: 20px;
        }
    }

    @media (max-width: 991px) {
        .main-nav,
        .header-actions .search-box {
            display: none;
        }
        .nav-toggle {
            display: flex;
        }
        .header-actions {
            margin-left: auto;
        }
        .header-actions .btn-sm {
            display: inline-flex;
        }
        .overview-text {
            padding-right: 0;
            margin-bottom: 32px;
        }
        .process-step {
            padding: 0 16px;
        }
    }

    @media (max-width: 767px) {
        .section {
            padding: 56px 0;
        }
        .cat-hero {
            min-height: 320px;
        }
        .header-actions .btn-sm {
            display: none;
        }
        .process-steps {
            flex-direction: column;
            gap: 32px;
        }
        .process-step::after {
            display: none;
        }
        .process-step p {
            max-width: 100%;
        }
        .cta-band {
            padding: 32px 24px;
            flex-direction: column;
            align-items: flex-start;
        }
        .cta-actions {
            width: 100%;
        }
        .cta-actions .btn {
            width: 100%;
        }
        .cta-phone {
            width: 100%;
        }
    }

    @media (max-width: 520px) {
        .brand-text {
            font-size: 1.125rem;
        }
        .brand-divider,
        .brand-sub {
            display: none;
        }
        .header-actions .btn-sm {
            display: none;
        }
        .stat-num {
            font-size: 2.5rem;
        }
        .related-list-item {
            flex-wrap: wrap;
        }
        .related-list-item .related-arrow {
            display: none;
        }
    }