/* roulang page: index */
:root {
            --primary: #0E5A3C;
            --primary-deep: #0B4A32;
            --accent: #BE8C3B;
            --accent-soft: #E8D5A8;
            --dark: #1E1710;
            --bg-warm: #F6F1E7;
            --text-main: #2B241D;
            --text-muted: #7A6F64;
            --border-soft: #E5DCCB;
            --card-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 90, 60, 0.14);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Georgia', 'Songti SC', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 4.5rem;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            color: var(--primary-deep);
            text-decoration: underline;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

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

        .section-alt {
            background: #F1EADB;
        }

        .section-deep {
            background: var(--dark);
            color: #F6F1E7;
            padding: var(--section-gap) 0;
        }

        .section-deep a {
            color: var(--accent-soft);
        }

        .section-deep a:hover {
            color: #fff;
        }

        .section-deep .section-heading {
            color: #F6F1E7;
        }

        .section-deep .section-sub {
            color: #C8BCA9;
        }

        .section-heading {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.6rem;
            letter-spacing: 0.02em;
        }

        .section-heading.accent-underline {
            position: relative;
            padding-bottom: 0.7rem;
        }

        .section-heading.accent-underline::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 56px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .section-sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 720px;
            margin-bottom: 2.5rem;
            line-height: 1.9;
        }

        .text-accent {
            color: var(--accent) !important;
        }
        .text-primary {
            color: var(--primary) !important;
        }
        .font-serif {
            font-family: var(--font-serif);
        }
        .fw-700 {
            font-weight: 700;
        }
        .fs-small {
            font-size: 0.875rem;
        }
        .muted {
            color: var(--text-muted);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-sans);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            padding: 0.75rem 1.75rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            line-height: 1.4;
            text-decoration: none;
            white-space: nowrap;
        }

        .btn:hover {
            text-decoration: none;
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

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

        .btn-accent:hover,
        .btn-accent:focus {
            background: #A6792E;
            border-color: #A6792E;
            color: #fff;
        }

        .btn-lg {
            padding: 1rem 2.25rem;
            font-size: 1.1rem;
        }

        .btn-sm {
            padding: 0.5rem 1.15rem;
            font-size: 0.875rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: var(--accent-soft);
            color: #5A4317;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.25rem 0.8rem;
            border-radius: 999px;
            letter-spacing: 0.03em;
        }

        .badge-soft {
            background: #DCEBE2;
            color: var(--primary);
        }

        .badge-deep {
            background: var(--dark);
            color: #F6F1E7;
        }

        .tag {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--bg-warm);
            color: var(--text-muted);
            transition: all var(--transition);
            letter-spacing: 0.02em;
            text-decoration: none;
            border: 1px solid transparent;
        }

        .tag:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
            border-color: var(--primary);
        }

        .card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            transition: all var(--transition);
            height: 100%;
        }

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

        .card-title {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .card-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 0.8rem;
        }

        .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .icon-box {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 46px;
            height: 46px;
            background: #E5F0E9;
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }

        .icon-box.accent {
            background: #F6ECD8;
            color: var(--accent);
        }

        .divider {
            border: none;
            height: 1px;
            background: var(--border-soft);
            margin: 2rem 0;
        }

        .rounded-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .rounded-img img {
            width: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        /* Header / Nav */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 60;
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
        }

        .site-header .topbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            letter-spacing: 0.04em;
        }

        .brand:hover {
            color: var(--primary-deep);
            text-decoration: none;
        }

        .brand .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: wrap;
        }

        .main-nav>li {
            list-style: none;
            margin: 0;
            position: relative;
        }

        .main-nav>li>a {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.55rem 0.95rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .main-nav>li>a:hover {
            background: #F1EADB;
            color: var(--primary);
        }

        .main-nav>li.active>a {
            background: var(--primary);
            color: #fff;
        }

        .dropdown-panel {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 260px;
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            padding: 0.9rem 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all 0.2s ease;
            z-index: 70;
        }

        .main-nav>li:hover .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .dropdown-panel a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.55rem 1.1rem;
            font-size: 0.9rem;
            color: var(--text-main);
            text-decoration: none;
            transition: all var(--transition);
            gap: 0.5rem;
        }

        .dropdown-panel a:hover {
            background: #F6F1E7;
            color: var(--primary);
            text-decoration: none;
        }

        .dropdown-panel a span {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .nav-cta {
            margin-left: 0.5rem;
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.7rem;
            font-size: 1.25rem;
            color: var(--text-main);
            cursor: pointer;
            transition: all var(--transition);
        }

        .mobile-toggle:hover {
            background: #F1EADB;
            color: var(--primary);
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-bottom: 1px solid var(--border-soft);
            padding: 0.75rem 0;
        }

        .mobile-menu a {
            display: block;
            padding: 0.6rem 1rem;
            font-weight: 600;
            color: var(--text-main);
            text-decoration: none;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .mobile-menu a:hover {
            background: #F1EADB;
            color: var(--primary);
        }

        .mobile-menu.open {
            display: block;
        }

        /* Hero */
        .hero {
            background: linear-gradient(135deg, #F6F1E7 0%, #E8E3D3 100%);
            border-bottom: 1px solid var(--border-soft);
            padding: 3.5rem 0 3rem;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -150px;
            right: -100px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(14, 90, 60, 0.07) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero h1 {
            font-family: var(--font-serif);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .hero .hero-sub {
            font-size: 1.15rem;
            color: var(--text-muted);
            max-width: 780px;
            margin-bottom: 1.5rem;
            line-height: 1.9;
        }

        .hero .hero-actions {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            align-items: center;
        }

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

        .hero .hero-image-wrap img {
            width: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .hero-meta {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 1.25rem;
            padding-top: 1rem;
            border-top: 1px solid var(--border-soft);
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .hero-meta-item i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        /* Grid cards */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        /* Feature cards */
        .feature-card {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-soft);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }

        .feature-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }

        .feature-card .icon-box {
            background: #E5F0E9;
            color: var(--primary);
        }

        .feature-card:nth-child(2) .icon-box {
            background: #F6ECD8;
            color: var(--accent);
        }

        .feature-card:nth-child(3) .icon-box {
            background: #E8E3D3;
            color: var(--dark);
        }

        .feature-card:nth-child(4) .icon-box {
            background: #DCEBE2;
            color: var(--primary-deep);
        }

        /* Scenario cards */
        .scenario-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }

        .scenario-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .scenario-card .scenario-img {
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .scenario-card .scenario-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .scenario-card .scenario-body {
            padding: 1rem 1.2rem;
        }

        .scenario-card .scenario-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--dark);
            margin-bottom: 0.4rem;
        }

        .scenario-card .scenario-text {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Demo/Screenshot area */
        .demo-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: center;
        }

        .demo-wrap .demo-images {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        /* Price cards */
        .price-card {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: all var(--transition);
            height: 100%;
            position: relative;
        }

        .price-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .price-card.featured {
            border: 2px solid var(--primary);
            background: #FDFDFB;
            position: relative;
        }

        .price-card .price-tag {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.25rem 0.9rem;
            border-radius: 999px;
            letter-spacing: 0.06em;
        }

        .price-card .price-name {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 1rem;
        }

        .price-card .price-amount {
            font-family: var(--font-serif);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 1.25rem;
        }

        .price-card .price-amount small {
            font-size: 0.9rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .price-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
            text-align: left;
        }

        .price-card ul li {
            padding: 0.5rem 0;
            border-bottom: 1px dashed var(--border-soft);
            font-size: 0.9rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .price-card ul li i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        /* Review / Testimonial */
        .review-card {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }

        .review-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .review-card .stars {
            color: var(--accent);
            font-size: 0.95rem;
            margin-bottom: 0.8rem;
            letter-spacing: 0.15em;
        }

        .review-card .review-text {
            font-size: 0.95rem;
            color: var(--text-main);
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .review-card .review-author {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .review-card .review-author .avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #DCEBE2;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* News list */
        .news-item {
            display: flex;
            gap: 1.25rem;
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.1rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            align-items: flex-start;
        }

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .news-item .news-img {
            width: 180px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .news-item .news-img img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .news-item .news-body {
            flex: 1;
        }

        .news-item .news-title {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.4rem;
            line-height: 1.45;
        }

        .news-item .news-meta {
            display: flex;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .news-item .news-meta i {
            margin-right: 0.3rem;
            color: var(--accent);
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 0.9rem;
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

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

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.1rem 1.35rem;
            font-weight: 700;
            font-family: var(--font-serif);
            font-size: 1rem;
            color: var(--dark);
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition);
            letter-spacing: 0.01em;
        }

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

        .faq-item .faq-question i {
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item .faq-answer {
            padding: 0 1.35rem 1.15rem;
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.85;
            display: none;
            border-top: 1px dashed var(--border-soft);
            padding-top: 1rem;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* Security */
        .security-card {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.4rem;
            box-shadow: var(--shadow-card);
            height: 100%;
            text-align: center;
            transition: all var(--transition);
        }

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

        .security-card .icon-box {
            margin-left: auto;
            margin-right: auto;
            background: #E5F0E9;
            color: var(--primary);
        }

        .security-card:nth-child(2) .icon-box {
            background: #F6ECD8;
            color: var(--accent);
        }

        .security-card:nth-child(3) .icon-box {
            background: #E8E3D3;
            color: var(--dark);
        }

        .security-card:nth-child(4) .icon-box {
            background: #DCEBE2;
            color: var(--primary-deep);
        }

        .security-card .security-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--dark);
            margin-bottom: 0.5rem;
        }

        .security-card .security-text {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Event cards */
        .event-card {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }

        .event-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .event-card .event-img {
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .event-card .event-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .event-card .event-body {
            padding: 1.25rem;
        }

        .event-card .event-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--dark);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .event-card .event-date {
            font-size: 0.82rem;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 0.6rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .event-card .event-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Steps */
        .step-list {
            list-style: none;
            padding: 0;
            margin: 0;
            counter-reset: step;
        }

        .step-list li {
            counter-increment: step;
            display: flex;
            gap: 1rem;
            padding: 1.25rem 0;
            border-bottom: 1px dashed var(--border-soft);
            align-items: flex-start;
        }

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

        .step-list li .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-family: var(--font-serif);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .step-list li:nth-child(2) .step-number {
            background: var(--accent);
        }

        .step-list li:nth-child(3) .step-number {
            background: var(--dark);
        }

        .step-list li:nth-child(4) .step-number {
            background: #3A6B55;
        }

        .step-list li .step-content {
            flex: 1;
        }

        .step-list li .step-title {
            font-weight: 700;
            font-family: var(--font-serif);
            color: var(--dark);
            margin-bottom: 0.3rem;
            font-size: 1.05rem;
        }

        .step-list li .step-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* Brand intro */
        .brand-intro {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .brand-intro::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 6px;
            height: 100%;
            background: var(--primary);
            border-radius: 3px 0 0 3px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
            color: #fff;
        }

        .cta-section h3 {
            font-family: var(--font-serif);
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            max-width: 650px;
            margin: 0 auto 1.5rem;
            line-height: 1.8;
        }

        /* Risk notice */
        .risk-notice {
            display: flex;
            align-items: flex-start;
            gap: 0.7rem;
            background: #FFF8E7;
            border: 1px solid #EAD9A9;
            border-radius: var(--radius-md);
            padding: 1.1rem 1.25rem;
            font-size: 0.88rem;
            color: #6B5A2F;
            line-height: 1.7;
        }

        .risk-notice i {
            color: var(--accent);
            font-size: 1.1rem;
            margin-top: 0.2rem;
        }

        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }

        .tag-cloud .tag {
            font-size: 0.85rem;
            padding: 0.35rem 1rem;
            border: 1px solid var(--border-soft);
            background: #fff;
        }

        /* Subscription */
        .subscribe-box {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 2rem;
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 1.5rem;
            align-items: center;
            flex-wrap: wrap;
            justify-content: space-between;
        }

        .subscribe-box .sub-info {
            flex: 1;
            min-width: 220px;
        }

        .subscribe-box .sub-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--dark);
            margin-bottom: 0.4rem;
        }

        .subscribe-box .sub-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .subscribe-box .sub-form {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            align-items: center;
        }

        .subscribe-box input[type="email"] {
            padding: 0.8rem 1.1rem;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            min-width: 250px;
            background: #FDFDFB;
            transition: all var(--transition);
            color: var(--text-main);
        }

        .subscribe-box input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(14, 90, 60, 0.1);
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: #B8AE9E;
            padding-top: 3.5rem;
            font-size: 0.9rem;
        }

        .site-footer .footer-brand {
            color: #F6F1E7;
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-desc {
            color: #9A9082;
            line-height: 1.8;
            margin-bottom: 1.2rem;
            font-size: 0.85rem;
        }

        .site-footer .footer-col-title {
            color: #F6F1E7;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

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

        .site-footer .footer-links li {
            margin-bottom: 0.5rem;
        }

        .site-footer .footer-links a {
            color: #B8AE9E;
            font-size: 0.85rem;
            transition: all var(--transition);
        }

        .site-footer .footer-links a:hover {
            color: var(--accent-soft);
            text-decoration: none;
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.2rem 0;
            margin-top: 2.5rem;
            font-size: 0.8rem;
            color: #8A8277;
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: space-between;
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: #B8AE9E;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .demo-wrap {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 3rem;
            }

            .main-nav {
                display: none;
            }

            .mobile-toggle {
                display: inline-block;
            }

            .grid-3,
            .grid-4,
            .grid-2 {
                grid-template-columns: 1fr;
            }

            .hero {
                padding: 2rem 0 1.75rem;
            }

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

            .hero .hero-sub {
                font-size: 1rem;
            }

            .hero .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero .hero-actions .btn {
                justify-content: center;
            }

            .news-item {
                flex-direction: column;
            }

            .news-item .news-img {
                width: 100%;
            }

            .news-item .news-img img {
                aspect-ratio: 16/8;
            }

            .brand-intro {
                padding: 1.5rem;
            }

            .section-heading {
                font-size: 1.5rem;
            }

            .section-sub {
                font-size: 0.95rem;
            }

            .step-list li {
                gap: 0.8rem;
            }

            .step-list li .step-number {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }

            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
                padding: 1.5rem;
            }

            .subscribe-box input[type="email"] {
                min-width: 0;
                width: 100%;
            }

            .subscribe-box .sub-form {
                flex-direction: column;
            }

            .subscribe-box .sub-form .btn {
                width: 100%;
                justify-content: center;
            }

            .cta-section {
                padding: 2rem 1.25rem;
            }

            .cta-section h3 {
                font-size: 1.45rem;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

            .hero h1 {
                font-size: 1.45rem;
            }

            .hero .hero-sub {
                font-size: 0.92rem;
            }

            .section-heading {
                font-size: 1.35rem;
            }

            .card,
            .feature-card,
            .review-card,
            .security-card {
                padding: 1.2rem;
            }

            .price-card {
                padding: 1.5rem 1.1rem;
            }

            .price-card .price-amount {
                font-size: 2rem;
            }

            .brand {
                font-size: 1.15rem;
            }

            .brand .brand-mark {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }

            .faq-item .faq-question {
                font-size: 0.92rem;
                padding: 0.9rem 1rem;
            }

            .faq-item .faq-answer {
                padding: 0 1rem 1rem;
                font-size: 0.88rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0E5A3C;
            --primary-deep: #0B4A32;
            --accent: #BE8C3B;
            --accent-soft: #E8D5A8;
            --dark: #1E1710;
            --bg-warm: #F6F1E7;
            --text-main: #2B241D;
            --text-muted: #7A6F64;
            --border-soft: #E5DCCB;
            --card-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 90, 60, 0.14);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Georgia', 'Songti SC', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 3.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            color: var(--primary-deep);
            text-decoration: underline;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

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

        .section-alt {
            background: #F1EADB;
        }

        .section-deep {
            background: var(--dark);
            color: #F6F1E7;
            padding: var(--section-gap) 0;
        }

        .section-deep a {
            color: var(--accent-soft);
        }

        .section-deep a:hover {
            color: #fff;
        }

        .section-deep .section-heading {
            color: #F6F1E7;
        }

        .section-deep .section-sub {
            color: #C8BCA9;
        }

        .section-heading {
            font-family: var(--font-serif);
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
            letter-spacing: 0.02em;
        }

        .section-heading.accent-underline {
            position: relative;
            padding-bottom: 0.7rem;
        }

        .section-heading.accent-underline::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 52px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .section-sub {
            font-size: 1.02rem;
            color: var(--text-muted);
            max-width: 760px;
            margin-bottom: 2.2rem;
            line-height: 1.9;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-sans);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            padding: 0.7rem 1.6rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            line-height: 1.4;
            text-decoration: none;
            white-space: nowrap;
        }

        .btn:hover {
            text-decoration: none;
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

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

        .btn-accent:hover,
        .btn-accent:focus {
            background: #A6792E;
            border-color: #A6792E;
            color: #fff;
        }

        .btn-lg {
            padding: 0.9rem 2rem;
            font-size: 1.05rem;
        }

        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.85rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: var(--accent-soft);
            color: #5A4317;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.22rem 0.75rem;
            border-radius: 999px;
            letter-spacing: 0.03em;
        }

        .badge-soft {
            background: #DCEBE2;
            color: var(--primary);
        }

        .badge-deep {
            background: var(--dark);
            color: #F6F1E7;
        }

        .tag {
            display: inline-block;
            padding: 0.18rem 0.65rem;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--bg-warm);
            color: var(--text-muted);
            transition: all var(--transition);
        }

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

        /* Header & Navigation */
        .site-header {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.05);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            font-family: var(--font-serif);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            letter-spacing: 0.05em;
        }

        .logo-link:hover {
            text-decoration: none;
            color: var(--primary-deep);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
            box-shadow: inset 0 0 0 2px rgba(190, 140, 59, 0.5);
        }

        .main-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 1.15rem;
            flex-wrap: wrap;
        }

        .main-nav > li {
            position: relative;
            display: flex;
            align-items: center;
        }

        .main-nav > li > a {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.45rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-main);
            text-decoration: none;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .main-nav > li > a:hover {
            color: var(--primary);
            text-decoration: none;
            background: rgba(14, 90, 60, 0.06);
        }

        .main-nav > li.active > a {
            color: var(--primary);
            background: rgba(14, 90, 60, 0.08);
        }

        .main-nav .fs-small {
            font-size: 0.65rem;
            margin-left: 0.15rem;
            opacity: 0.7;
        }

        .nav-cta .btn {
            font-size: 0.85rem;
            padding: 0.45rem 1.1rem;
        }

        /* Dropdown */
        .nav-dropdown {
            position: absolute;
            top: calc(100% + 4px);
            left: 0;
            min-width: 210px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 0.5rem 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all var(--transition);
            z-index: 200;
        }

        .main-nav > li:hover .nav-dropdown,
        .main-nav > li:focus-within .nav-dropdown {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .nav-dropdown a {
            display: block;
            padding: 0.55rem 1rem;
            font-size: 0.85rem;
            color: var(--text-main);
            text-decoration: none;
            transition: all var(--transition);
            line-height: 1.4;
        }

        .nav-dropdown a:hover {
            background: rgba(14, 90, 60, 0.06);
            color: var(--primary);
            text-decoration: none;
        }

        .nav-dropdown a span {
            display: block;
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--dark);
            cursor: pointer;
            padding: 0.3rem;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: #F0E9DA;
            padding: 0.8rem 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .breadcrumb {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--text-muted);
            margin-left: 0.2rem;
        }

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

        .breadcrumb a:hover {
            text-decoration: underline;
        }

        /* Category compact header */
        .category-header {
            padding: 3rem 0 1.5rem;
            background: linear-gradient(180deg, #F8F4EC 0%, var(--bg-warm) 100%);
            border-bottom: 1px solid var(--border-soft);
        }

        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--dark);
            letter-spacing: 0.04em;
            margin-bottom: 0.8rem;
        }

        .category-header .lead {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 760px;
            line-height: 1.9;
        }

        .category-header .header-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 0.8rem;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Card grid & list */
        .card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }

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

        .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: #E8DFCE;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .card-img .badge {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            z-index: 2;
        }

        .card-body {
            padding: 1.25rem 1.35rem;
        }

        .card-title {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-summary {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.8rem;
        }

        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-muted);
            padding-top: 0.7rem;
            border-top: 1px solid var(--border-soft);
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .card-divider {
            height: 3px;
            background: var(--primary);
            width: 0;
            transition: width var(--transition);
        }

        .card:hover .card-divider {
            width: 100%;
        }

        /* Ranking list */
        .rank-list {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.9rem 1.25rem;
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition);
        }

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

        .rank-item:hover {
            background: rgba(14, 90, 60, 0.04);
        }

        .rank-number {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            min-width: 40px;
            text-align: center;
        }

        .rank-number.top {
            color: var(--primary);
            font-size: 1.7rem;
        }

        .rank-info {
            flex: 1;
            min-width: 0;
        }

        .rank-info h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.2rem;
            line-height: 1.4;
        }

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

        .rank-tag {
            flex-shrink: 0;
        }

        /* Timeline / schedule */
        .schedule-list {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .schedule-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            padding: 1.1rem 1.35rem;
            border-bottom: 1px solid var(--border-soft);
        }

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

        .schedule-date {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 0.35rem 0.7rem;
            font-size: 0.8rem;
            font-weight: 700;
            text-align: center;
            min-width: 60px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .schedule-info {
            flex: 1;
            min-width: 0;
        }

        .schedule-info h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.25rem;
            line-height: 1.4;
        }

        .schedule-info p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* FAQ */
        .faq-list {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

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

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

        .faq-question {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            padding: 1.1rem 1.35rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            user-select: none;
            transition: color var(--transition);
        }

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

        .faq-question i {
            transition: transform var(--transition);
            font-size: 0.85rem;
            color: var(--accent);
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 1.35rem;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
        }

        .faq-answer p {
            padding: 0 0 1.1rem;
            margin: 0;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* CTA band */
        .cta-band {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2.8rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
            color: #fff;
        }

        .cta-band h2 {
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0 0 0.4rem;
            color: #fff;
        }

        .cta-band p {
            margin: 0;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 550px;
        }

        .cta-band .btn {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            font-weight: 700;
        }

        .cta-band .btn:hover {
            background: var(--accent-soft);
            border-color: var(--accent-soft);
            color: var(--primary-deep);
        }

        /* Security / info strip */
        .info-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }

        .info-strip-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.35rem 1.2rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .info-strip-item:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .info-strip-item i {
            font-size: 1.6rem;
            color: var(--primary);
            margin-bottom: 0.6rem;
            display: block;
        }

        .info-strip-item h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.4rem;
        }

        .info-strip-item p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* Sidebar */
        .sidebar-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .sidebar-card h3 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid var(--accent-soft);
        }

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

        .sidebar-links li {
            margin-bottom: 0.55rem;
            font-size: 0.9rem;
        }

        .sidebar-links li:last-child {
            margin-bottom: 0;
        }

        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-main);
            text-decoration: none;
            transition: all var(--transition);
            padding: 0.35rem 0;
        }

        .sidebar-links a:hover {
            color: var(--primary);
            text-decoration: none;
            padding-left: 0.3rem;
        }

        .sidebar-links i {
            font-size: 0.7rem;
            color: var(--accent);
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: #C8BCA9;
            padding: 3.5rem 0 1.5rem;
            margin-top: 2rem;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.8rem;
            letter-spacing: 0.05em;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: #A99D8E;
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.9rem;
            letter-spacing: 0.03em;
        }

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

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: #B8AE9E;
            text-decoration: none;
            font-size: 0.88rem;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
            text-decoration: none;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            margin-top: 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: #8A8076;
        }

        .footer-bottom a {
            color: #B8AE9E;
            text-decoration: none;
        }

        .footer-bottom a:hover {
            color: #fff;
            text-decoration: underline;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .info-strip {
                grid-template-columns: repeat(2, 1fr);
            }

            .header-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }

            .main-nav {
                gap: 0.6rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: row;
                align-items: center;
                justify-content: space-between;
                flex-wrap: nowrap;
            }

            .nav-toggle {
                display: block;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--card-white);
                border-bottom: 2px solid var(--border-soft);
                flex-direction: column;
                gap: 0;
                padding: 0.5rem 1.5rem;
                box-shadow: var(--shadow-card);
                max-height: 70vh;
                overflow-y: auto;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav > li {
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
            }

            .main-nav > li > a {
                display: flex;
                width: 100%;
                justify-content: space-between;
                padding: 0.7rem 0.2rem;
                font-size: 1rem;
            }

            .nav-dropdown {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                padding-left: 1rem;
                display: none;
                margin-bottom: 0.4rem;
            }

            .main-nav > li:hover .nav-dropdown,
            .main-nav > li:focus-within .nav-dropdown {
                display: block;
            }

            .nav-cta {
                padding: 0.6rem 0 1rem;
            }

            .category-header h1 {
                font-size: 1.9rem;
            }

            .section-heading {
                font-size: 1.6rem;
            }

            .info-strip {
                grid-template-columns: 1fr;
            }

            .cta-band {
                padding: 1.8rem 1.5rem;
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

            .header-inner {
                padding: 0.65rem 1rem;
            }

            .logo-link {
                font-size: 1.2rem;
            }

            .category-header h1 {
                font-size: 1.6rem;
            }

            .section {
                padding: 2.5rem 0;
            }

            .card-title {
                font-size: 1rem;
            }

            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.9rem;
            }

            .rank-item,
            .schedule-item {
                padding: 0.75rem 0.9rem;
                gap: 0.7rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0E5A3C;
            --primary-deep: #0B4A32;
            --accent: #BE8C3B;
            --accent-soft: #E8D5A8;
            --dark: #1E1710;
            --bg-warm: #F6F1E7;
            --text-main: #2B241D;
            --text-muted: #7A6F64;
            --border-soft: #E5DCCB;
            --card-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 90, 60, 0.14);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Georgia', 'Songti SC', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 3.5rem;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
            box-sizing: border-box;
        }
        *,
        *::before,
        *::after {
            box-sizing: inherit;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-deep);
            text-decoration: underline;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: #F1EADB;
        }
        .section-deep {
            background: var(--dark);
            color: #F6F1E7;
            padding: var(--section-gap) 0;
        }
        .section-deep a {
            color: var(--accent-soft);
        }
        .section-deep a:hover {
            color: #fff;
        }
        .section-heading {
            font-family: var(--font-serif);
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.6rem;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .section-heading.accent-underline {
            position: relative;
            padding-bottom: 0.7rem;
            margin-bottom: 1.2rem;
        }
        .section-heading.accent-underline::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 56px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .section-sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 760px;
            margin-bottom: 2.5rem;
            line-height: 1.9;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-primary {
            color: var(--primary) !important;
        }
        .muted {
            color: var(--text-muted);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-sans);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            padding: 0.7rem 1.6rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            line-height: 1.4;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn:hover {
            text-decoration: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: #A6792E;
            border-color: #A6792E;
            color: #fff;
        }
        .btn-lg {
            padding: 0.9rem 2rem;
            font-size: 1.05rem;
        }
        .btn-sm {
            padding: 0.45rem 1.1rem;
            font-size: 0.85rem;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: var(--accent-soft);
            color: #5A4317;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.22rem 0.75rem;
            border-radius: 999px;
            letter-spacing: 0.03em;
        }
        .badge-soft {
            background: #DCEBE2;
            color: var(--primary);
        }
        .badge-deep {
            background: var(--dark);
            color: #F6F1E7;
        }
        .tag {
            display: inline-block;
            padding: 0.16rem 0.6rem;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
            background: var(--bg-warm);
            color: var(--text-muted);
            transition: all var(--transition);
            border: 1px solid var(--border-soft);
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 1.25rem;
        }
        .card-title {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-title a {
            color: var(--dark);
        }
        .card-title a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .card-excerpt {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.7rem;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: #E8E0D0;
        }
        .card-footer-divider {
            height: 3px;
            background: var(--primary);
            width: 0;
            transition: width var(--transition);
        }
        .card:hover .card-footer-divider {
            width: 100%;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .separator {
            color: #B8AE9E;
        }
        /* Header / Nav */
        .site-header {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 1rem;
            flex-wrap: nowrap;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            letter-spacing: 0.04em;
        }
        .brand-logo:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .brand-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }
        .main-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 0;
        }
        .main-nav > li {
            position: relative;
        }
        .main-nav > li > a {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.6rem 1rem;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav > li > a:hover {
            background: var(--bg-warm);
            color: var(--primary);
            text-decoration: none;
        }
        .main-nav > li.active > a {
            color: var(--primary);
            background: var(--bg-warm);
        }
        .main-nav .fas.fa-chevron-down {
            font-size: 0.7rem;
            opacity: 0.7;
        }
        .dropdown-panel {
            position: absolute;
            top: 100%;
            left: 0;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-hover);
            padding: 0.75rem;
            min-width: 200px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all var(--transition);
            z-index: 200;
        }
        .main-nav > li:hover .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-panel a {
            display: block;
            padding: 0.5rem 0.75rem;
            font-size: 0.85rem;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            line-height: 1.5;
        }
        .dropdown-panel a:hover {
            background: var(--bg-warm);
            color: var(--primary);
            text-decoration: none;
        }
        .dropdown-panel a span {
            display: block;
            font-size: 0.72rem;
            color: var(--text-muted);
            margin-top: 0.1rem;
        }
        .nav-cta {
            margin-left: 0.8rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--text-main);
            cursor: pointer;
            padding: 0.4rem;
        }
        /* Hero - category compact */
        .category-hero {
            background: linear-gradient(135deg, #F6F1E7 0%, #E8DFC9 100%);
            border-bottom: 1px solid var(--border-soft);
            padding: 2.8rem 0;
        }
        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.6rem;
            line-height: 1.3;
            letter-spacing: 0.02em;
        }
        .category-hero .hero-stats {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 1.5rem;
        }
        .category-hero .hero-stat {
            display: flex;
            flex-direction: column;
        }
        .category-hero .hero-stat .stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
        }
        .category-hero .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .hero-illustration {
            width: 100%;
            max-height: 280px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }
        /* Guide cards grid */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .guide-card .card-img {
            height: 170px;
        }
        /* Ranking list */
        .ranking-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .ranking-list li {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.7rem 0;
            border-bottom: 1px solid var(--border-soft);
        }
        .ranking-list li:last-child {
            border-bottom: none;
        }
        .ranking-list .rank-num {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            min-width: 48px;
            text-align: center;
        }
        .ranking-list .rank-info {
            flex: 1;
        }
        .ranking-list .rank-title {
            font-weight: 600;
            color: var(--dark);
            font-size: 0.95rem;
        }
        .ranking-list .rank-title a {
            color: var(--dark);
        }
        .ranking-list .rank-title a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .ranking-list .rank-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        /* Topic cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }
        .topic-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 0.6rem;
            text-decoration: none;
            color: var(--text-main);
        }
        .topic-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            text-decoration: none;
            color: var(--text-main);
        }
        .topic-card .topic-icon {
            width: 42px;
            height: 42px;
            background: var(--bg-warm);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.2rem;
        }
        .topic-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0;
        }
        .topic-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        /* Steps */
        .steps-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
            counter-reset: step;
        }
        .step-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.2rem;
            counter-increment: step;
            position: relative;
        }
        .step-item::before {
            content: counter(step);
            position: absolute;
            top: -0.8rem;
            right: 0.8rem;
            background: var(--primary);
            color: #fff;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
        }
        .step-item h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.3rem;
        }
        .step-item p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: #C8BCA9;
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 1rem 1.25rem;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            text-align: left;
            font-family: var(--font-sans);
            line-height: 1.6;
        }
        .faq-question .fa-chevron-down {
            transition: transform var(--transition);
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .faq-item.open .faq-question .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition), padding var(--transition);
            padding: 0 1.25rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.25rem 1rem;
        }
        /* Recommend */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }
        .recommend-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            transition: all var(--transition);
            display: block;
            text-decoration: none;
            color: var(--text-main);
        }
        .recommend-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            text-decoration: none;
            color: var(--text-main);
        }
        .recommend-card .rec-tag {
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.4rem;
        }
        .recommend-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.3rem;
        }
        .recommend-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        /* Footer */
        .site-footer {
            background: var(--dark);
            color: #C8BCA9;
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }
        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.7rem;
        }
        .site-footer .footer-desc {
            font-size: 0.85rem;
            line-height: 1.8;
            color: #B8AE9E;
            margin-bottom: 1rem;
            max-width: 300px;
        }
        .site-footer .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.8rem;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 0.4rem;
        }
        .site-footer .footer-links a {
            color: #B8AE9E;
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: #F6F1E7;
            text-decoration: none;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 2rem;
            padding-top: 1rem;
            font-size: 0.78rem;
            color: #8A8072;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1.5rem;
            align-items: center;
            justify-content: space-between;
        }
        .site-footer .footer-bottom a {
            color: #8A8072;
        }
        .site-footer .footer-bottom a:hover {
            color: #F6F1E7;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .guide-grid,
            .topic-grid,
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                min-height: auto;
                padding: 0.7rem 0;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--card-white);
                border-top: 1px solid var(--border-soft);
                padding: 0.5rem 0;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                box-shadow: var(--shadow-card);
                z-index: 300;
                max-height: 80vh;
                overflow-y: auto;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav > li {
                width: 100%;
            }
            .main-nav > li > a {
                padding: 0.8rem 1.5rem;
                justify-content: space-between;
                width: 100%;
                border-bottom: 1px solid var(--border-soft);
                border-radius: 0;
            }
            .main-nav > li:last-child > a {
                border-bottom: none;
            }
            .dropdown-panel {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                border-radius: 0;
                padding: 0 0 0.5rem 1.5rem;
                min-width: 0;
                display: none;
            }
            .main-nav > li:hover .dropdown-panel {
                display: block;
            }
            .nav-cta {
                margin-left: 0;
                padding: 0.5rem 1.5rem;
            }
            .nav-cta a {
                width: 100%;
                justify-content: center;
            }
            .category-hero {
                padding: 2rem 0;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .guide-grid,
            .topic-grid,
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .steps-bar {
                grid-template-columns: 1fr;
            }
            .section-heading {
                font-size: 1.5rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-stats {
                gap: 1.2rem;
                flex-wrap: wrap;
            }
            .card-img {
                height: 150px;
            }
            .badge,
            .tag {
                font-size: 0.7rem;
            }
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.9rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0E5A3C;
            --primary-deep: #0B4A32;
            --accent: #BE8C3B;
            --accent-soft: #E8D5A8;
            --dark: #1E1710;
            --bg-warm: #F6F1E7;
            --text-main: #2B241D;
            --text-muted: #7A6F64;
            --border-soft: #E5DCCB;
            --card-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 90, 60, 0.14);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Georgia', 'Songti SC', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 4.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            color: var(--primary-deep);
            text-decoration: underline;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

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

        .section-alt {
            background: #F1EADB;
        }

        .section-deep {
            background: var(--dark);
            color: #F6F1E7;
            padding: var(--section-gap) 0;
        }

        .section-deep a {
            color: var(--accent-soft);
        }

        .section-deep a:hover {
            color: #fff;
        }

        .section-deep .section-heading {
            color: #F6F1E7;
        }

        .section-deep .section-sub {
            color: #C8BCA9;
        }

        .section-heading {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.6rem;
            letter-spacing: 0.02em;
        }

        .section-heading.accent-underline {
            position: relative;
            padding-bottom: 0.7rem;
        }

        .section-heading.accent-underline::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 56px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .section-sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 760px;
            margin-bottom: 2.5rem;
            line-height: 1.9;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-sans);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            padding: 0.75rem 1.75rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            line-height: 1.4;
            text-decoration: none;
            white-space: nowrap;
        }

        .btn:hover {
            text-decoration: none;
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

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

        .btn-accent:hover,
        .btn-accent:focus {
            background: #A6792E;
            border-color: #A6792E;
            color: #fff;
        }

        .btn-lg {
            padding: 1rem 2.25rem;
            font-size: 1.1rem;
        }

        .btn-sm {
            padding: 0.5rem 1.15rem;
            font-size: 0.875rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: var(--accent-soft);
            color: #5A4317;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.25rem 0.8rem;
            border-radius: 999px;
            letter-spacing: 0.03em;
        }

        .badge-soft {
            background: #DCEBE2;
            color: var(--primary);
        }

        .badge-deep {
            background: var(--dark);
            color: #F6F1E7;
        }

        .tag {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--bg-warm);
            color: var(--text-muted);
            transition: all var(--transition);
        }

        .tag:hover {
            background: var(--accent-soft);
            color: #5A4317;
        }

        /* Header & Navigation */
        .site-header {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 0.8rem;
            padding-bottom: 0.8rem;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-deep));
            color: var(--accent-soft);
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .brand-logo:hover {
            text-decoration: none;
            color: var(--primary-deep);
        }

        .main-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 0.2rem;
        }

        .main-nav > li {
            position: relative;
        }

        .main-nav > li > a {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.6rem 1rem;
            color: var(--text-main);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav > li > a:hover {
            color: var(--primary);
            background: var(--bg-warm);
            text-decoration: none;
        }

        .main-nav > li.active > a {
            color: var(--primary);
            background: #DCEBE2;
        }

        .main-nav > li.nav-cta > a {
            background: var(--primary);
            color: #fff;
            padding: 0.55rem 1.35rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
        }

        .main-nav > li.nav-cta > a:hover {
            background: var(--primary-deep);
            color: #fff;
        }

        .fs-small {
            font-size: 0.7rem;
            transition: transform var(--transition);
        }

        .has-dropdown:hover .fs-small,
        .has-dropdown:focus-within .fs-small {
            transform: rotate(180deg);
        }

        .dropdown-panel {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 220px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-hover);
            padding: 0.6rem;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all var(--transition);
            z-index: 200;
        }

        .has-dropdown:hover .dropdown-panel,
        .has-dropdown:focus-within .dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .dropdown-panel a {
            display: block;
            padding: 0.55rem 1rem;
            color: var(--text-main);
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition);
        }

        .dropdown-panel a:hover {
            background: var(--bg-warm);
            color: var(--primary);
            text-decoration: none;
        }

        .dropdown-panel a span {
            display: block;
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-main);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.3rem 0.5rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: var(--bg-warm);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 1.2rem 0 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .breadcrumb-bar a {
            color: var(--text-muted);
            text-decoration: none;
        }

        .breadcrumb-bar a:hover {
            color: var(--primary);
            text-decoration: underline;
        }

        .breadcrumb-bar .separator {
            margin: 0 0.5rem;
            color: #B8AE9E;
        }

        /* Category Header */
        .category-header {
            padding: 2rem 0 1.5rem;
            background: linear-gradient(135deg, #0E5A3C 0%, #0B4A32 50%, #1E1710 100%);
            color: #F6F1E7;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            margin-bottom: 2rem;
        }

        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 2.6rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.8rem;
            letter-spacing: 0.02em;
        }

        .category-header p {
            font-size: 1.1rem;
            color: #D5CBBE;
            max-width: 760px;
            line-height: 1.9;
            margin-bottom: 0;
        }

        .category-header .badge {
            margin-bottom: 0.8rem;
        }

        /* Article Cards */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

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

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

        .article-card .card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #E5DCCB;
        }

        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .article-card .card-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .card-title {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-title a {
            color: var(--dark);
            text-decoration: none;
            transition: color var(--transition);
        }

        .article-card .card-title a:hover {
            color: var(--primary);
            text-decoration: none;
        }

        .article-card .card-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            margin-top: 0.8rem;
            padding-top: 0.8rem;
            border-top: 1px solid var(--border-soft);
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .article-card .card-meta .fa {
            color: var(--accent);
            font-size: 0.75rem;
        }

        /* Ranking List */
        .rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
            counter-reset: rank-counter;
        }

        .rank-list li {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.2rem;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 0.8rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            counter-increment: rank-counter;
        }

        .rank-list li:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
        }

        .rank-list li::before {
            content: counter(rank-counter);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--accent-soft);
            color: #5A4317;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 50%;
            flex-shrink: 0;
        }

        .rank-list li:nth-child(1)::before {
            background: var(--accent);
            color: #fff;
        }

        .rank-list li:nth-child(2)::before {
            background: #A89060;
            color: #fff;
        }

        .rank-list li:nth-child(3)::before {
            background: #C49A6C;
            color: #fff;
        }

        .rank-list .rank-title {
            font-weight: 600;
            color: var(--dark);
            font-size: 0.95rem;
            flex: 1;
        }

        .rank-list .rank-title a {
            color: var(--dark);
            text-decoration: none;
        }

        .rank-list .rank-title a:hover {
            color: var(--primary);
        }

        .rank-list .rank-count {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* Tips Quick Cards */
        .tip-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--primary);
        }

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

        .tip-card .tip-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: #DCEBE2;
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 1.2rem;
            margin-bottom: 0.8rem;
        }

        .tip-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
            font-family: var(--font-serif);
        }

        .tip-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Category Intro */
        .category-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .category-intro .intro-text h2 {
            font-family: var(--font-serif);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 1rem;
        }

        .category-intro .intro-text p {
            color: var(--text-muted);
            line-height: 1.9;
            font-size: 1rem;
        }

        .category-intro .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

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

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

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 0.9rem;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

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

        .faq-item summary {
            cursor: pointer;
            padding: 1.1rem 1.5rem;
            font-weight: 700;
            font-size: 1rem;
            color: var(--dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
            user-select: none;
        }

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

        .faq-item summary .faq-icon {
            color: var(--primary);
            font-size: 0.9rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }

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

        .faq-item .faq-answer {
            padding: 0 1.5rem 1.2rem;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.85;
        }

        /* Related Reading */
        .related-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
        }

        .related-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            text-decoration: none;
            color: var(--text-main);
        }

        .related-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
            text-decoration: none;
            color: var(--primary);
            transform: translateY(-2px);
        }

        .related-item .related-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--bg-warm);
            border-radius: var(--radius-sm);
            color: var(--primary);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .related-item .related-text {
            font-weight: 600;
            font-size: 0.92rem;
            flex: 1;
        }

        .related-item .related-arrow {
            color: var(--accent);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        /* Subscribe Form */
        .subscribe-form {
            display: flex;
            gap: 0.8rem;
            max-width: 560px;
            margin: 0 auto;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            padding: 0.8rem 1.2rem;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            background: var(--bg-warm);
            color: var(--text-main);
            font-size: 0.95rem;
            font-family: var(--font-sans);
            transition: border-color var(--transition);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 2px rgba(14, 90, 60, 0.15);
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: #B8AE9E;
            padding: 3.5rem 0 1.5rem;
            font-size: 0.9rem;
        }

        .site-footer a {
            color: #B8AE9E;
            text-decoration: none;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: #F6F1E7;
            text-decoration: underline;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.8rem;
        }

        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.8;
            color: #8A7F6E;
            margin-bottom: 1.2rem;
        }

        .footer-col-title {
            font-weight: 700;
            font-size: 0.95rem;
            color: #E8E0D5;
            margin-bottom: 0.8rem;
        }

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

        .footer-links li {
            margin-bottom: 0.45rem;
        }

        .footer-links a {
            font-size: 0.85rem;
            color: #8A7F6E;
        }

        .footer-bottom {
            border-top: 1px solid #3A3228;
            margin-top: 2.5rem;
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.8rem;
            font-size: 0.75rem;
            color: #7A7064;
        }

        .footer-bottom a {
            font-size: 0.75rem;
            color: #7A7064;
        }

        .footer-bottom a:hover {
            color: #F6F1E7;
        }

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

            .category-intro {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .category-intro .intro-image {
                order: -1;
            }

            .main-nav > li > a {
                padding: 0.5rem 0.75rem;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 2.5rem;
            }

            .site-header .container {
                flex-wrap: wrap;
                padding-top: 0.6rem;
                padding-bottom: 0.6rem;
            }

            .nav-toggle {
                display: block;
                order: 2;
            }

            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 0;
                padding-top: 0.6rem;
                border-top: 1px solid var(--border-soft);
                margin-top: 0.6rem;
                order: 3;
            }

            .main-nav.open {
                display: flex;
            }

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

            .main-nav > li > a {
                padding: 0.7rem 0.4rem;
                font-size: 0.95rem;
                border-radius: 0;
            }

            .main-nav > li.nav-cta > a {
                text-align: center;
                justify-content: center;
                margin-top: 0.4rem;
                border-radius: var(--radius-sm);
            }

            .dropdown-panel {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                padding: 0 0 0 1rem;
                display: none;
                min-width: auto;
            }

            .has-dropdown.open .dropdown-panel {
                display: block;
            }

            .category-header h1 {
                font-size: 2rem;
            }

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

            .related-list {
                grid-template-columns: 1fr;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .section-heading {
                font-size: 1.6rem;
            }

            .breadcrumb-bar {
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

            .category-header {
                padding: 1.5rem 1rem;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }

            .category-header h1 {
                font-size: 1.7rem;
            }

            .category-header p {
                font-size: 0.95rem;
                line-height: 1.7;
            }

            .btn {
                padding: 0.65rem 1.25rem;
                font-size: 0.9rem;
                white-space: normal;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.4rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0E5A3C;
            --primary-deep: #0B4A32;
            --accent: #BE8C3B;
            --accent-soft: #E8D5A8;
            --dark: #1E1710;
            --bg-warm: #F6F1E7;
            --text-main: #2B241D;
            --text-muted: #7A6F64;
            --border-soft: #E5DCCB;
            --card-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 90, 60, 0.14);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Georgia', 'Songti SC', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.25s ease;
            --section-gap: 3.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.85;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            color: var(--primary-deep);
            text-decoration: underline;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

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

        .section-alt {
            background: #F1EADB;
        }

        .section-deep {
            background: var(--dark);
            color: #F6F1E7;
            padding: var(--section-gap) 0;
        }

        .section-deep a {
            color: var(--accent-soft);
        }

        .section-deep a:hover {
            color: #fff;
        }

        .section-deep .section-heading {
            color: #F6F1E7;
        }

        .section-deep .section-sub {
            color: #C8BCA9;
        }

        .section-heading {
            font-family: var(--font-serif);
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.6rem;
            letter-spacing: 0.02em;
        }

        .section-heading.accent-underline {
            position: relative;
            padding-bottom: 0.7rem;
        }

        .section-heading.accent-underline::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 56px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .section-sub {
            font-size: 1.02rem;
            color: var(--text-muted);
            max-width: 720px;
            margin-bottom: 2rem;
            line-height: 1.9;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-sans);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            padding: 0.75rem 1.75rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            line-height: 1.4;
            text-decoration: none;
            white-space: nowrap;
        }

        .btn:hover {
            text-decoration: none;
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-outline:hover,
        .btn-outline:focus {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

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

        .btn-accent:hover,
        .btn-accent:focus {
            background: #A6792E;
            border-color: #A6792E;
            color: #fff;
        }

        .btn-lg {
            padding: 1rem 2.25rem;
            font-size: 1.08rem;
        }

        .btn-sm {
            padding: 0.5rem 1.15rem;
            font-size: 0.875rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: var(--accent-soft);
            color: #5A4317;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.25rem 0.8rem;
            border-radius: 999px;
            letter-spacing: 0.03em;
        }

        .badge-soft {
            background: #DCEBE2;
            color: var(--primary);
        }

        .badge-deep {
            background: var(--dark);
            color: #F6F1E7;
        }

        .tag {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--bg-warm);
            color: var(--text-muted);
            transition: all var(--transition);
        }

        /* Header & Navigation */
        .site-header {
            background: var(--card-white);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 8px rgba(0,0,0,0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.85rem 0;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            white-space: nowrap;
        }

        .logo-area:hover {
            color: var(--primary-deep);
            text-decoration: none;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav > li {
            position: relative;
            list-style: none;
        }

        .main-nav > li > a {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav > li > a:hover {
            color: var(--primary);
            background: #F1EADB;
            text-decoration: none;
        }

        .main-nav > li.active > a {
            color: var(--primary);
            background: #E9F0EA;
        }

        .fs-small {
            font-size: 0.7rem;
            opacity: 0.7;
        }

        .nav-cta {
            margin-left: 0.5rem;
        }

        .nav-cta .btn {
            padding: 0.45rem 1.1rem;
            font-size: 0.85rem;
        }

        /* Dropdown Panel */
        .has-dropdown {
            position: relative;
        }

        .dropdown-panel {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 200px;
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: 0 8px 24px rgba(0,0,0,0.08);
            padding: 0.75rem;
            z-index: 99;
            margin-top: 0.2rem;
        }

        .has-dropdown:hover .dropdown-panel,
        .has-dropdown:focus-within .dropdown-panel {
            display: block;
        }

        .dropdown-panel a {
            display: flex;
            flex-direction: column;
            padding: 0.5rem 0.75rem;
            border-radius: var(--radius-sm);
            color: var(--text-main);
            font-size: 0.9rem;
            font-weight: 600;
            transition: all var(--transition);
        }

        .dropdown-panel a:hover {
            background: #F1EADB;
            color: var(--primary);
            text-decoration: none;
        }

        .dropdown-panel a span {
            font-weight: 400;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* Mobile Nav Toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-sm);
            color: var(--text-main);
            font-size: 1.3rem;
            padding: 0.3rem 0.7rem;
            cursor: pointer;
            line-height: 1;
            transition: all var(--transition);
        }

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

        /* Mobile dropdown behavior */
        .mobile-open .main-nav {
            display: flex;
        }

        .mobile-open .has-dropdown .dropdown-panel {
            display: block;
            position: static;
            box-shadow: none;
            border: none;
            padding: 0.25rem 0 0.25rem 1rem;
            min-width: auto;
        }

        /* Hero / Category Header (compact, not like home hero) */
        .category-header {
            background: linear-gradient(135deg, #F1EADB 0%, #F6F1E7 55%, #E9F0EA 100%);
            padding: 3rem 0 2rem;
            border-bottom: 1px solid var(--border-soft);
        }

        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 1.2rem;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb-sep {
            opacity: 0.5;
        }

        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.8rem;
            letter-spacing: 0.01em;
        }

        .category-header .lead {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 760px;
            line-height: 1.9;
            margin-bottom: 1rem;
        }

        .header-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1.25rem;
            margin-top: 0.75rem;
        }

        .header-stat {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.9rem;
            color: var(--text-main);
            font-weight: 600;
        }

        .header-stat i {
            color: var(--accent);
            font-size: 0.95rem;
        }

        /* Review Cards Grid */
        .review-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .review-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--border-soft);
        }

        .review-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .review-card-body {
            padding: 1.25rem 1.25rem 1.4rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .review-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.6rem;
            margin-bottom: 0.7rem;
            flex-wrap: wrap;
        }

        .review-card h3 {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.6rem;
            line-height: 1.5;
        }

        .review-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0 0 1rem;
            flex: 1;
        }

        .review-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.6rem;
            border-top: 1px solid var(--border-soft);
            padding-top: 0.8rem;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .rating-display {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            color: var(--accent);
            font-weight: 700;
            font-size: 1rem;
        }

        .rating-display .score {
            font-family: var(--font-serif);
            font-size: 1.25rem;
        }

        .rating-stars {
            display: flex;
            gap: 2px;
            font-size: 0.85rem;
            color: var(--accent);
        }

        /* Ranking List */
        .ranking-list {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.25rem;
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition);
        }

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

        .ranking-item:hover {
            background: #F9F6F0;
        }

        .ranking-number {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-warm);
            border: 2px solid var(--border-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-muted);
            flex-shrink: 0;
        }

        .ranking-item:nth-child(1) .ranking-number {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
        }

        .ranking-item:nth-child(2) .ranking-number {
            background: #D4C5A0;
            border-color: #D4C5A0;
            color: #fff;
        }

        .ranking-item:nth-child(3) .ranking-number {
            background: #C8A882;
            border-color: #C8A882;
            color: #fff;
        }

        .ranking-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 0.15rem;
            color: var(--dark);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-info .rank-tag {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .ranking-score {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent);
            flex-shrink: 0;
        }

        /* Standard Cards */
        .standard-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 1.5rem 1.4rem;
            height: 100%;
            transition: all var(--transition);
            text-align: center;
        }

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

        .standard-card .icon-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: #E9F0EA;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            margin: 0 auto 1rem;
        }

        .standard-card h3 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.5rem;
        }

        .standard-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* Stats */
        .stat-block {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.25rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition);
        }

        .stat-block:hover {
            border-color: var(--primary);
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 0.3rem;
        }

        .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Deep Review */
        .deep-review-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            transition: all var(--transition);
        }

        .deep-review-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }

        .deep-review-img {
            flex: 0 0 45%;
            max-width: 45%;
            overflow: hidden;
            position: relative;
        }

        .deep-review-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .deep-review-body {
            flex: 1;
            padding: 1.75rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .deep-review-body h3 {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.6rem;
        }

        .deep-review-body p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.85;
            margin: 0 0 1rem;
        }

        .deep-review-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        /* FAQ */
        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.8rem;
            padding: 1rem 1.25rem;
            cursor: pointer;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--dark);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
            transition: color var(--transition);
        }

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

        .faq-question i {
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            display: none;
            padding: 0 1.25rem 1.25rem;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* Recommend cards */
        .recommend-card {
            background: var(--card-white);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .recommend-card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--border-soft);
        }

        .recommend-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .recommend-card-body {
            padding: 1.15rem 1.25rem 1.3rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .recommend-card-body h3 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 0.5rem;
            line-height: 1.5;
        }

        .recommend-card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 0.8rem;
            flex: 1;
        }

        .recommend-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        /* CTA */
        .cta-banner {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .cta-banner h2 {
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.4rem;
        }

        .cta-banner p {
            font-size: 0.95rem;
            color: #DCEBE2;
            margin: 0;
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: #B8AE9E;
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.75rem;
        }

        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.8;
            color: #A89E8E;
            margin-bottom: 1.2rem;
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #F6F1E7;
            margin-bottom: 0.9rem;
            letter-spacing: 0.03em;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.45rem;
        }

        .footer-links a {
            color: #B8AE9E;
            font-size: 0.9rem;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid #3A3228;
            margin-top: 2rem;
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            font-size: 0.82rem;
            color: #8A7F6D;
        }

        .footer-bottom a {
            color: #B8AE9E;
            font-size: 0.82rem;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 3rem;
            }
            .section-heading {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
                gap: 0.5rem;
                padding: 0.7rem 0;
            }

            .logo-area {
                justify-content: space-between;
            }

            .nav-toggle {
                display: block;
                align-self: flex-end;
            }

            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 0.5rem 0;
                gap: 0;
            }

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

            .main-nav > li > a {
                padding: 0.65rem 0.5rem;
                border-bottom: 1px solid var(--border-soft);
                border-radius: 0;
                font-size: 0.95rem;
            }

            .main-nav > li:last-child > a {
                border-bottom: none;
            }

            .nav-cta {
                margin-left: 0;
                margin-top: 0.5rem;
            }

            .nav-cta .btn {
                width: 100%;
                justify-content: center;
            }

            .has-dropdown .dropdown-panel {
                display: none;
            }

            .has-dropdown.dropdown-open .dropdown-panel {
                display: block;
                position: static;
                box-shadow: none;
                border: none;
                padding: 0.25rem 0 0.25rem 0.75rem;
                min-width: auto;
                background: transparent;
            }

            .has-dropdown.dropdown-open .dropdown-panel a {
                padding: 0.4rem 0.5rem;
                font-size: 0.85rem;
            }

            .category-header h1 {
                font-size: 1.8rem;
            }

            .category-header {
                padding: 2rem 0 1.5rem;
            }

            .deep-review-img {
                flex: 0 0 100%;
                max-width: 100%;
                aspect-ratio: 16 / 9;
            }

            .deep-review-body {
                padding: 1.3rem;
            }

            .cta-banner {
                flex-direction: column;
                text-align: center;
                padding: 1.75rem 1.25rem;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 2.5rem;
            }

            .container {
                padding: 0 1rem;
            }

            .section-heading {
                font-size: 1.4rem;
            }

            .category-header h1 {
                font-size: 1.6rem;
            }

            .category-header .lead {
                font-size: 0.95rem;
            }

            .review-card-body {
                padding: 1rem 1rem 1.15rem;
            }

            .review-card h3 {
                font-size: 1.05rem;
            }

            .ranking-item {
                padding: 0.8rem 1rem;
                gap: 0.7rem;
            }

            .standard-card {
                padding: 1.2rem 1rem;
            }

            .stat-number {
                font-size: 1.6rem;
            }

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