/* roulang page: index */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
        }

        .section-pad {
            padding: 80px 0;
        }

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

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }

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

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

        h1,
        h2,
        h3,
        h4 {
            color: var(--text-main);
            font-weight: 700;
            letter-spacing: 0.01em;
        }

        h1 {
            font-size: 38px;
            line-height: 1.25;
        }

        h2 {
            font-size: 28px;
            line-height: 1.35;
        }

        h3 {
            font-size: 21px;
            line-height: 1.45;
        }

        h4 {
            font-size: 17px;
            line-height: 1.5;
        }

        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-accent {
            background-color: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 14px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
        }

        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }

        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }

        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }

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

        .card-body {
            padding: 22px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .site-logo .logo-accent {
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .main-nav a {
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--accent);
        }
        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .lang-switch {
            display: flex;
            border: 1px solid var(--border);
            border-radius: 50px;
            overflow: hidden;
            margin-left: 10px;
            flex-shrink: 0;
        }
        .lang-switch span {
            padding: 5px 14px;
            font-size: 13px;
            cursor: pointer;
            transition: all var(--transition);
            font-weight: 500;
        }
        .lang-switch .active-lang {
            background: var(--primary);
            color: var(--white);
        }
        .lang-switch .inactive-lang {
            background: transparent;
            color: var(--text-secondary);
        }
        .lang-switch .inactive-lang:hover {
            border-color: var(--copper);
            color: var(--copper);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* Hero Bento */
        .hero-bento {
            background: linear-gradient(135deg, #F8F5EF 0%, #EFEAE0 100%);
            position: relative;
            overflow: hidden;
            padding: 56px 0 48px;
        }
        .hero-bento::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.12);
        }
        .hero-bento::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(31, 50, 43, 0.06);
        }

        .bento-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            grid-template-areas:
                "main side1"
                "main side2"
                "cta cta";
            gap: 16px;
            position: relative;
            z-index: 2;
        }

        .bento-main {
            grid-area: main;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 34px 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-height: 380px;
        }

        .bento-main h1 {
            font-size: 38px;
            margin-bottom: 16px;
        }
        .bento-main .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 480px;
        }
        .bento-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .bento-cta-row .btn {
            min-width: 120px;
        }

        .bento-side {
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 22px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--white);
            transition: all var(--transition);
        }
        .bento-side:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .bento-side .icon-box {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: rgba(201, 162, 75, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent);
            flex-shrink: 0;
        }
        .bento-side .side-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 2px;
        }
        .bento-side .side-sub {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .bento-side:nth-child(2) {
            grid-area: side1;
        }
        .bento-side:nth-child(3) {
            grid-area: side2;
        }

        .bento-cta-strip {
            grid-area: cta;
            background: var(--primary);
            border-radius: var(--radius);
            padding: 20px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            box-shadow: var(--shadow-sm);
        }
        .bento-cta-strip .strip-text {
            color: var(--white);
            font-size: 15px;
            font-weight: 500;
        }
        .bento-cta-strip .strip-text strong {
            color: var(--accent);
            font-weight: 700;
        }
        .bento-cta-strip .btn-accent {
            white-space: nowrap;
        }

        /* Ticket Grid */
        .ticket-grid-section {
            background: var(--bg-main);
        }
        .ticket-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .ticket-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
        }
        .ticket-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .ticket-card .ticket-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }
        .ticket-card .ticket-label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .ticket-card .ticket-status {
            display: inline-block;
            margin-top: 8px;
            padding: 3px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 500;
            background: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }
        .ticket-card .ticket-status.ended {
            background: rgba(217, 122, 61, 0.12);
            color: var(--warning);
        }

        /* Rules Section */
        .rules-section {
            background: var(--bg-secondary);
        }
        .rules-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rules-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.7;
        }
        .rules-list li:last-child {
            border-bottom: none;
        }
        .rules-list .rule-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            text-align: center;
            padding: 22px 16px;
        }
        .stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
        }

        /* Dark stats section */
        .stats-dark-section {
            background: var(--primary);
            padding: 56px 0;
            position: relative;
        }
        .stats-dark-section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
        }
        .stats-dark-section .section-title {
            color: var(--white);
        }
        .stats-dark-section .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        /* Service cards */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
        }
        .service-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .service-card .svc-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            background: rgba(201, 162, 75, 0.15);
            color: var(--accent);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
        }
        .service-card h4 {
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Case cards */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .case-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
        }
        .case-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .case-card .case-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .case-card .case-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(31, 50, 43, 0.6), transparent);
        }
        .case-card .case-body {
            padding: 20px;
        }
        .case-card .case-title {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .case-card .case-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Plan Steps */
        .plan-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            counter-reset: step-counter;
        }
        .plan-step {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 22px 18px;
            box-shadow: var(--shadow-sm);
            position: relative;
            text-align: center;
        }
        .plan-step .step-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .plan-step h4 {
            font-size: 16px;
            margin-bottom: 6px;
        }
        .plan-step p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* News */
        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .news-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background: rgba(201, 162, 75, 0.04);
            padding-left: 8px;
            border-radius: var(--radius-sm);
        }
        .news-date {
            font-size: 13px;
            color: var(--text-secondary);
            white-space: nowrap;
            min-width: 80px;
            font-weight: 500;
        }
        .news-content {
            flex: 1;
        }
        .news-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 3px;
        }
        .news-summary {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .news-link {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .news-link:hover {
            color: var(--accent);
        }
        .news-link i {
            font-size: 11px;
            margin-left: 4px;
        }

        /* Focus Topics */
        .focus-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .focus-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            text-decoration: none;
            color: var(--text-main);
        }
        .focus-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            color: var(--text-main);
        }
        .focus-card .fc-icon {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 10px;
        }
        .focus-card h4 {
            font-size: 15px;
            margin-bottom: 4px;
        }
        .focus-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* FAQ */
        .accordion-faq {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .accordion-faq .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--white);
            transition: all var(--transition);
        }
        .accordion-faq .accordion-item:hover {
            border-color: var(--accent);
        }
        .accordion-faq .accordion-header {
            padding: 16px 20px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--text-main);
            transition: color var(--transition);
            user-select: none;
        }
        .accordion-faq .accordion-header .faq-q {
            color: var(--accent);
            margin-right: 10px;
            font-weight: 700;
        }
        .accordion-faq .accordion-header i {
            color: var(--text-secondary);
            transition: transform var(--transition);
            font-size: 13px;
        }
        .accordion-faq .accordion-item.active .accordion-header i {
            transform: rotate(180deg);
        }
        .accordion-faq .accordion-body {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            display: none;
        }
        .accordion-faq .accordion-item.active .accordion-body {
            display: block;
        }

        /* CTA */
        .cta-section {
            background: var(--primary);
            padding: 64px 0;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
        }
        .cta-section .section-title {
            color: var(--white);
        }
        .cta-section .section-sub {
            color: rgba(255, 255, 255, 0.75);
        }
        .cta-form {
            max-width: 520px;
            margin: 0 auto;
        }
        .cta-form input,
        .cta-form textarea {
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            color: var(--white);
            font-size: 15px;
            width: 100%;
            margin-bottom: 12px;
            transition: all var(--transition);
            outline: none;
        }
        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .cta-form input:focus,
        .cta-form textarea:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.16);
        }
        .cta-form textarea {
            min-height: 90px;
            resize: vertical;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding-top: 48px;
            font-size: 14px;
        }
        .site-footer .container {
            padding-bottom: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
            gap: 30px;
            margin-bottom: 28px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 12px;
            display: block;
        }
        .footer-brand .logo-accent {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .footer-col h5 {
            color: var(--white);
            font-size: 14px;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 16px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .ticket-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .plan-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .focus-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: 48px 0;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 24px;
            }
            .section-title {
                font-size: 22px;
            }

            .site-header .container {
                height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-main);
                border-bottom: 1px solid var(--border);
                padding: 16px 20px;
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                box-shadow: var(--shadow-hover);
            }
            .main-nav.show {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 8px 0;
            }
            .lang-switch {
                margin-left: 0;
                margin-top: 8px;
            }
            .nav-toggle {
                display: block;
            }

            .bento-grid {
                grid-template-columns: 1fr;
                grid-template-areas:
                    "main"
                    "side1"
                    "side2"
                    "cta";
            }
            .bento-main {
                min-height: auto;
                padding: 26px 20px;
            }

            .ticket-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 32px;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .plan-steps {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .focus-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 14px 0;
            }
            .news-date {
                min-width: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .bento-cta-strip {
                flex-direction: column;
                text-align: center;
                padding: 18px;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 24px;
            }
            h2 {
                font-size: 20px;
            }
            .section-title {
                font-size: 18px;
            }
            .section-pad {
                padding: 36px 0;
            }
            .ticket-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .plan-steps {
                grid-template-columns: 1fr;
            }
            .focus-grid {
                grid-template-columns: 1fr;
            }
            .bento-main h1 {
                font-size: 26px;
            }
            .bento-cta-row {
                flex-direction: column;
            }
            .bento-cta-row .btn {
                width: 100%;
            }
            .case-card .case-img {
                height: 160px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
        }

        .section-pad {
            padding: 80px 0;
        }

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

        .section-pad-xs {
            padding: 40px 0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }

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

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

        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
        }

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

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 14px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
        }

        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }

        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }

        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }

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

        .card-body {
            padding: 22px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .site-logo:hover {
            color: var(--primary);
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .main-nav a {
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }

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

        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--accent);
            border-radius: 2px;
        }

        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 3px 5px;
            background: var(--white);
        }

        .lang-switch span {
            padding: 4px 10px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }

        .lang-switch .active-lang {
            background-color: var(--primary);
            color: var(--white);
        }

        .lang-switch .inactive-lang {
            color: var(--text-secondary);
            background: transparent;
        }

        .lang-switch .inactive-lang:hover {
            color: var(--primary);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }

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

        /* Breadcrumb */
        .breadcrumb-wrap {
            background-color: var(--bg-secondary);
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        .breadcrumb i {
            font-size: 11px;
            color: var(--border);
        }

        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-secondary) 55%, rgba(201, 162, 75, 0.12) 100%);
            padding: 56px 0 48px;
            border-bottom: 1px solid var(--border);
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .category-hero-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 18px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .category-hero-meta span i {
            color: var(--accent);
            margin-right: 5px;
        }

        /* Filter Bar */
        .filter-bar {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 16px 20px;
            margin: 32px 0 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            box-shadow: var(--shadow-sm);
        }

        .filter-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: 6px;
            white-space: nowrap;
        }

        .filter-tag {
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            border: 1px solid var(--border);
            background: var(--white);
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--accent);
            color: var(--primary);
        }

        .filter-tag.active {
            background-color: var(--primary);
            border-color: var(--primary);
            color: var(--white);
        }

        .sort-select {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .sort-select select {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--bg-main);
            font-size: 14px;
            color: var(--text-main);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            padding-right: 32px;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B6257' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
        }

        .sort-select select:focus {
            outline: none;
            border-color: var(--primary);
        }

        /* Horizontal Cards List */
        .h-card-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 36px;
        }

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

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

        .h-card-img {
            flex: 0 0 320px;
            min-height: 220px;
            overflow: hidden;
            position: relative;
            background-color: var(--bg-secondary);
        }

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

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

        .h-card-img .img-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .h-card-body {
            flex: 1;
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .h-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .h-card-meta span i {
            color: var(--accent);
            margin-right: 4px;
        }

        .h-card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .h-card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
        }

        .h-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .h-card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .h-card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .h-card-link:hover {
            color: var(--accent);
            gap: 8px;
        }

        /* Quick Reference Table */
        .quick-ref-section {
            background: var(--primary);
            border-radius: var(--radius);
            padding: 36px 32px;
            margin-bottom: 36px;
            color: var(--white);
        }

        .quick-ref-section h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 8px;
        }

        .quick-ref-section .quick-ref-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            margin-bottom: 24px;
        }

        .quick-ref-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 0;
        }

        .quick-ref-table th,
        .quick-ref-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 14px;
        }

        .quick-ref-table th {
            color: var(--accent);
            font-weight: 700;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            background: rgba(255, 255, 255, 0.05);
        }

        .quick-ref-table td {
            color: rgba(255, 255, 255, 0.88);
        }

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

        .quick-ref-table .ref-highlight {
            color: var(--accent);
            font-weight: 600;
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }

        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 8px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--white);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
        }

        .page-btn:hover {
            border-color: var(--accent);
            color: var(--primary);
        }

        .page-btn.active {
            background-color: var(--primary);
            border-color: var(--primary);
            color: var(--white);
        }

        .page-btn.page-nav {
            padding: 0 16px;
            font-weight: 600;
        }

        .page-btn.page-nav:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        /* FAQ */
        .faq-section {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 36px 32px;
            margin-bottom: 36px;
        }

        .faq-section h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 24px;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
            transition: all var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: color var(--transition);
        }

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

        .faq-question .faq-q-mark {
            color: var(--accent);
            font-weight: 800;
            font-size: 18px;
            line-height: 1.5;
            flex-shrink: 0;
        }

        .faq-answer {
            padding-left: 30px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-top: 8px;
            display: none;
        }

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

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

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .cta-section .cta-left h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 8px;
        }

        .cta-section .cta-left p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            margin-bottom: 0;
        }

        .cta-section .cta-right {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 36px;
            padding-bottom: 40px;
        }

        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--white);
            letter-spacing: 0.04em;
            display: inline-block;
            margin-bottom: 14px;
        }

        .footer-brand:hover {
            color: var(--white);
        }

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

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.75;
            max-width: 300px;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .h-card-img {
                flex: 0 0 260px;
                min-height: 190px;
            }

            .h-card-body {
                padding: 18px 20px;
            }

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }

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

            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--bg-main);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 20px rgba(31, 50, 43, 0.12);
                gap: 4px;
                z-index: 99;
            }

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

            .main-nav a {
                padding: 12px 4px;
                font-size: 16px;
                border-bottom: 1px solid var(--bg-secondary);
                width: 100%;
            }

            .main-nav a.active::after {
                display: none;
            }

            .main-nav .lang-switch {
                margin-top: 12px;
                align-self: flex-start;
            }

            .category-hero {
                padding: 36px 0 32px;
            }

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

            .h-card {
                flex-direction: column;
            }

            .h-card-img {
                flex: none;
                width: 100%;
                height: 200px;
                min-height: auto;
            }

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

            .h-card-title {
                font-size: 18px;
            }

            .quick-ref-section {
                padding: 24px 18px;
            }

            .quick-ref-table th,
            .quick-ref-table td {
                padding: 10px 8px;
                font-size: 12px;
            }

            .faq-section {
                padding: 24px 18px;
            }

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

            .cta-section .cta-right {
                justify-content: center;
            }

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

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

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .site-header .container {
                height: 60px;
            }

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

            .main-nav {
                top: 60px;
            }

            .category-hero h1 {
                font-size: 22px;
            }

            .category-hero p {
                font-size: 14px;
            }

            .h-card-img {
                height: 160px;
            }

            .h-card-text {
                font-size: 14px;
            }

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

            .footer-desc {
                max-width: 100%;
            }

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

            .pagination-wrap {
                gap: 4px;
            }

            .page-btn {
                min-width: 34px;
                height: 34px;
                font-size: 13px;
            }

            .filter-tags {
                gap: 6px;
            }

            .filter-tag {
                padding: 5px 12px;
                font-size: 13px;
            }

            .quick-ref-table th,
            .quick-ref-table td {
                padding: 8px 6px;
                font-size: 11px;
            }

            .cta-section .cta-left h2 {
                font-size: 22px;
            }

            .breadcrumb {
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

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

        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
            width: 100%;
        }

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

        .section-pad-sm {
            padding: 36px 0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .text-secondary {
            color: var(--text-secondary);
        }

        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-accent {
            background-color: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 14px;
        }
        .btn-xs {
            padding: 5px 12px;
            font-size: 13px;
            border-radius: 4px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
        }
        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }
        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }

        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 22px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
            width: 100%;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .site-logo .logo-accent {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .main-nav a {
            font-size: 14px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .main-nav a:hover {
            color: var(--accent);
        }
        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--accent);
            border-radius: 2px;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 3px;
            background: var(--white);
        }
        .lang-switch span {
            padding: 3px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            line-height: 1.4;
            color: var(--text-secondary);
        }
        .lang-switch .active-lang {
            background-color: var(--primary);
            color: var(--white);
        }
        .lang-switch .inactive-lang:hover {
            color: var(--primary);
            background-color: rgba(31, 50, 43, 0.05);
        }
        .nav-toggle {
            display: none;
            font-size: 22px;
            color: var(--text-main);
            padding: 6px;
            border-radius: 4px;
            transition: background-color var(--transition);
        }
        .nav-toggle:hover {
            background-color: var(--bg-secondary);
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-wrap {
            background-color: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--accent);
            font-weight: 500;
        }

        /* ========== Category Header ========== */
        .category-header {
            background: linear-gradient(135deg, #F8F5EF 0%, #EFEAE0 60%, #E8E2D4 100%);
            padding: 48px 0 36px;
            border-bottom: 1px solid var(--border);
        }
        .category-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .category-header .cat-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.8;
        }
        .cat-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 16px;
        }
        .cat-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .cat-meta-item i {
            color: var(--accent);
            font-size: 14px;
        }

        /* ========== Filter / Sort Bar ========== */
        .filter-bar {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 14px 18px;
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .filter-pill {
            padding: 5px 14px;
            border-radius: 50px;
            font-size: 13px;
            border: 1px solid var(--border);
            background: var(--bg-main);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
        }
        .filter-pill:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .filter-pill.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }
        .sort-select {
            padding: 7px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--white);
            font-size: 14px;
            color: var(--text-main);
            cursor: pointer;
        }
        .sort-select:focus {
            outline: 2px solid var(--accent);
            outline-offset: 1px;
        }

        /* ========== Strategy List Layout (Text List + Right Image) ========== */
        .strategy-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 28px;
            align-items: start;
        }
        .strategy-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .strategy-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 22px;
            transition: all var(--transition);
            position: relative;
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }
        .strategy-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .strategy-number {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 2px;
        }
        .strategy-item:nth-child(2) .strategy-number {
            background: var(--accent);
        }
        .strategy-item:nth-child(3) .strategy-number {
            background: var(--copper);
        }
        .strategy-item:nth-child(4) .strategy-number {
            background: var(--success);
        }
        .strategy-item:nth-child(5) .strategy-number {
            background: var(--warning);
        }
        .strategy-item:nth-child(6) .strategy-number {
            background: #4A6B5D;
        }
        .strategy-content {
            flex: 1;
        }
        .strategy-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .strategy-title:hover {
            color: var(--accent);
        }
        .strategy-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .strategy-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .strategy-meta i {
            color: var(--copper);
            margin-right: 4px;
        }
        .strategy-meta .read-more-link {
            color: var(--primary);
            font-weight: 500;
            font-size: 13px;
            transition: color var(--transition);
        }
        .strategy-meta .read-more-link:hover {
            color: var(--accent);
        }
        .strategy-meta .read-more-link i {
            font-size: 11px;
            color: inherit;
            margin-left: 2px;
            transition: transform var(--transition);
        }
        .strategy-meta .read-more-link:hover i {
            transform: translateX(3px);
        }

        /* ========== Right Sidebar ========== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 84px;
        }
        .sidebar-widget {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-widget h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }
        .sidebar-image {
            border-radius: var(--radius);
            overflow: hidden;
            margin-bottom: 14px;
        }
        .sidebar-image img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .sidebar-image img:hover {
            transform: scale(1.03);
        }
        .sidebar-list li {
            margin-bottom: 10px;
        }
        .sidebar-list li:last-child {
            margin-bottom: 0;
        }
        .sidebar-list a {
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.5;
            display: flex;
            align-items: flex-start;
            gap: 6px;
            transition: color var(--transition);
        }
        .sidebar-list a:hover {
            color: var(--accent);
        }
        .sidebar-list a i {
            color: var(--accent);
            font-size: 12px;
            margin-top: 5px;
            flex-shrink: 0;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .tag-cloud .badge {
            cursor: pointer;
            transition: all var(--transition);
            margin: 0;
        }
        .tag-cloud .badge:hover {
            background: var(--primary);
            color: var(--white);
        }
        .sidebar-cta {
            background: var(--primary);
            color: var(--white);
            text-align: center;
            padding: 24px 20px;
            border-radius: var(--radius);
        }
        .sidebar-cta h4 {
            color: var(--white);
            font-size: 16px;
            margin-bottom: 8px;
            border-bottom: none;
            padding-bottom: 0;
            display: block;
        }
        .sidebar-cta p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .sidebar-cta .btn {
            background: var(--accent);
            color: var(--white);
            padding: 8px 18px;
            font-size: 13px;
        }
        .sidebar-cta .btn:hover {
            background: var(--accent-hover);
            color: var(--white);
        }

        /* ========== Pagination ========== */
        .pagination-wrap {
            margin-top: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .pagination-wrap a,
        .pagination-wrap span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 8px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--border);
            background: var(--white);
            color: var(--text-main);
            transition: all var(--transition);
        }
        .pagination-wrap a:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .pagination-wrap .current-page {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            font-weight: 600;
        }
        .pagination-wrap .page-dots {
            border: none;
            background: transparent;
            color: var(--text-secondary);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:last-child {
            margin-bottom: 0;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--text-main);
            transition: color var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .q-mark {
            color: var(--accent);
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-question .fa-chevron-down {
            margin-left: auto;
            font-size: 13px;
            color: var(--text-secondary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-question.open .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 20px 18px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }
        .faq-answer.open {
            display: block;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: var(--white);
        }
        .cta-box {
            background: var(--bg-main);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 36px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }
        .cta-box h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .cta-box p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .cta-btns {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-top: auto;
            width: 100%;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 28px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--white) !important;
            letter-spacing: 0.04em;
            display: inline-block;
            margin-bottom: 12px;
        }
        .footer-brand .logo-accent {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 280px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 14px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            text-align: center;
        }
        .footer-bottom a {
            font-size: 13px;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .strategy-layout {
                grid-template-columns: 1fr 280px;
                gap: 20px;
            }
            .main-nav {
                gap: 10px;
            }
            .main-nav a {
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-main);
                flex-direction: column;
                padding: 20px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 24px rgba(31, 50, 43, 0.1);
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 4px;
                border-bottom: 1px solid var(--border);
                width: 100%;
                text-align: left;
                font-size: 15px;
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                background: rgba(201, 162, 75, 0.08);
                border-radius: 4px;
                padding-left: 10px;
            }
            .lang-switch {
                margin-top: 12px;
                align-self: flex-start;
            }
            .nav-toggle {
                display: block;
            }
            .strategy-layout {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .strategy-item {
                padding: 16px;
                gap: 12px;
                flex-direction: column;
            }
            .strategy-number {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-box {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-pad {
                padding: 32px 0;
            }
        }

        @media (max-width: 520px) {
            .category-header h1 {
                font-size: 22px;
            }
            .category-header .cat-desc {
                font-size: 14px;
            }
            .strategy-title {
                font-size: 15px;
            }
            .strategy-excerpt {
                font-size: 13px;
            }
            .filter-group {
                flex-wrap: wrap;
            }
            .pagination-wrap a,
            .pagination-wrap span {
                min-width: 32px;
                height: 32px;
                font-size: 13px;
                padding: 0 6px;
            }
            .cta-box h2 {
                font-size: 20px;
            }
            .section-title {
                font-size: 22px;
            }
            .container {
                padding: 0 12px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .section-pad {
            padding: 80px 0;
        }
        .section-pad-sm {
            padding: 56px 0;
        }
        .section-pad-xs {
            padding: 36px 0;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
        }
        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-accent {
            background-color: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 14px;
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
        }
        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }
        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }
        .badge-warm {
            background-color: rgba(217, 122, 61, 0.12);
            color: var(--warning);
        }
        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 22px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .site-logo .logo-accent {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--accent);
        }
        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 3px;
            margin-left: 8px;
        }
        .lang-switch span {
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .lang-switch .active-lang {
            background: var(--primary);
            color: var(--white);
        }
        .lang-switch .inactive-lang:hover {
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            font-size: 20px;
            color: var(--primary);
            cursor: pointer;
            transition: all var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-secondary);
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        /* Category Hero */
        .cat-hero {
            position: relative;
            background: linear-gradient(135deg, #1F322B 0%, #17342A 55%, #253F35 100%);
            color: var(--white);
            padding: 64px 0 72px;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.1);
            z-index: 0;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.08);
            z-index: 0;
        }
        .cat-hero .container {
            position: relative;
            z-index: 1;
        }
        .cat-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }
        .cat-hero .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .hero-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }
        .hero-meta .meta-item i {
            color: var(--accent);
            font-size: 15px;
        }
        /* Latest Draw Highlight */
        .latest-draw-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 28px 32px;
            margin-top: -36px;
            position: relative;
            z-index: 5;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .draw-period {
            flex: 0 0 auto;
        }
        .draw-period .period-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 4px;
        }
        .draw-period .period-num {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
        }
        .draw-nums {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .draw-nums .num-ball {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1F322B, #2A4A3E);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 8px rgba(31, 50, 43, 0.2);
        }
        .draw-nums .num-ball.accent-ball {
            background: linear-gradient(135deg, #C9A24B, #A8873B);
            color: var(--white);
        }
        .draw-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }
        .draw-stats .stat-item {
            text-align: center;
        }
        .draw-stats .stat-value {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .draw-stats .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }
        .draw-stats .stat-value.accent {
            color: var(--accent);
        }
        /* Stats Overview */
        .stats-overview {
            background: var(--primary);
            color: var(--white);
            padding: 48px 0;
        }
        .stats-overview .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stats-overview .stat-box {
            text-align: center;
            padding: 18px 10px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
        }
        .stats-overview .stat-box:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(201, 162, 75, 0.4);
        }
        .stats-overview .stat-num {
            font-size: 38px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stats-overview .stat-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }
        /* Two Column Grid */
        .two-col-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .grid-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .grid-card .card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .grid-card .card-img .img-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
        }
        .grid-card .card-content {
            padding: 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .grid-card .card-content h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .grid-card .card-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
            flex: 1;
        }
        .grid-card .card-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-secondary);
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: 4px;
        }
        .grid-card .card-foot .date {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .grid-card .card-foot .link-more {
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition);
        }
        .grid-card .card-foot .link-more:hover {
            color: var(--accent);
            gap: 6px;
        }
        /* Frequency Analysis */
        .freq-section {
            background: var(--bg-secondary);
            padding: 72px 0;
        }
        .freq-bar-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .freq-bar-item {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .freq-bar-item .freq-label {
            flex: 0 0 100px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            text-align: right;
        }
        .freq-bar-item .freq-track {
            flex: 1;
            height: 24px;
            background: var(--white);
            border-radius: 50px;
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .freq-bar-item .freq-fill {
            height: 100%;
            border-radius: 50px;
            background: linear-gradient(90deg, #C9A24B, #A8873B);
            transition: width 0.6s ease;
            min-width: 8px;
        }
        .freq-bar-item .freq-count {
            flex: 0 0 50px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            text-align: left;
        }
        /* Reading Tips */
        .tips-box {
            background: var(--white);
            border-left: 4px solid var(--accent);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            border-left-width: 4px;
            border-left-color: var(--accent);
        }
        .tips-box h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tips-box h3 i {
            color: var(--accent);
        }
        .tips-box ul {
            margin: 0;
            padding-left: 20px;
            list-style: none;
        }
        .tips-box ul li {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 6px;
            position: relative;
            padding-left: 6px;
        }
        .tips-box ul li::before {
            content: '•';
            color: var(--accent);
            font-weight: 700;
            position: absolute;
            left: -14px;
        }
        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .page-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--white);
            color: var(--text-main);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            cursor: pointer;
        }
        .page-link:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .page-link.active-page {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--white);
            font-weight: 600;
        }
        .page-link.disabled-page {
            opacity: 0.4;
            pointer-events: none;
        }
        /* FAQ */
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition);
        }
        .faq-question .q-mark {
            flex: 0 0 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.15);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
        }
        .faq-question .fa-chevron-down {
            margin-left: auto;
            color: var(--text-secondary);
            font-size: 14px;
            transition: transform var(--transition);
        }
        .faq-item.open .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px 64px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        /* CTA */
        .cta-section {
            background: var(--primary);
            color: var(--white);
            padding: 64px 0;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--white);
            letter-spacing: 0.04em;
            display: inline-block;
            margin-bottom: 12px;
        }
        .footer-brand:hover {
            color: var(--white);
        }
        .footer-brand .logo-accent {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 12px;
            }
            .main-nav a {
                font-size: 14px;
            }
            .stats-overview .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-main);
                flex-direction: column;
                padding: 20px 20px 16px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 20px rgba(31, 50, 43, 0.08);
                gap: 12px;
                align-items: flex-start;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                font-size: 16px;
                padding: 4px 0;
                width: 100%;
            }
            .main-nav a.active::after {
                display: none;
            }
            .lang-switch {
                margin-left: 0;
                margin-top: 8px;
            }
            .nav-toggle {
                display: block;
            }
            .cat-hero {
                padding: 48px 0 56px;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .latest-draw-card {
                padding: 20px;
                flex-direction: column;
                align-items: flex-start;
                margin-top: -24px;
            }
            .draw-nums .num-ball {
                width: 44px;
                height: 44px;
                font-size: 17px;
            }
            .draw-stats {
                gap: 16px;
                width: 100%;
                justify-content: space-between;
            }
            .two-col-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .section-pad {
                padding: 56px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .freq-bar-item .freq-label {
                flex-basis: 60px;
                font-size: 13px;
            }
            .freq-bar-item .freq-count {
                flex-basis: 35px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .hero-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .stats-overview .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stats-overview .stat-num {
                font-size: 28px;
            }
            .draw-nums {
                gap: 6px;
            }
            .draw-nums .num-ball {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }
            .draw-stats .stat-value {
                font-size: 18px;
            }
            .pagination-wrap .page-link {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
                padding: 0 6px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px 14px 52px;
                font-size: 14px;
            }
            .breadcrumb-bar {
                padding: 10px 0;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }
        }
        /* Additional page-specific */
        .inline-mini-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .inline-mini-table th,
        .inline-mini-table td {
            padding: 8px 10px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        .inline-mini-table th {
            font-weight: 600;
            color: var(--text-secondary);
            font-size: 13px;
            background: var(--bg-secondary);
        }
        .inline-mini-table td {
            color: var(--text-main);
        }
        .inline-mini-table .hot-tag {
            color: var(--warning);
            font-weight: 600;
        }
        .inline-mini-table .cold-tag {
            color: #4A7C6F;
            font-weight: 600;
        }
        .section-header-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }
        .section-header-row .section-title {
            margin-bottom: 0;
        }
        .section-header-row .section-sub {
            margin-bottom: 0;
            max-width: 480px;
        }

/* roulang page: category4 */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5em;
            line-height: 1.3;
        }

        p {
            margin: 0 0 1em;
        }

        ul,
        ol {
            margin: 0 0 1em;
            padding-left: 1.4em;
        }

        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
        }

        .section-pad {
            padding: 80px 0;
        }

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

        .section-pad-xs {
            padding: 40px 0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .text-secondary {
            color: var(--text-secondary);
        }

        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            text-decoration: none;
            vertical-align: middle;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
            text-decoration: none;
        }

        .btn-accent {
            background-color: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
            text-decoration: none;
        }

        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
            text-decoration: none;
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 14px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
            white-space: nowrap;
        }

        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }
        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }
        .badge-warning {
            background-color: rgba(217, 122, 61, 0.12);
            color: var(--warning);
        }

        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 22px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            text-decoration: none;
        }
        .site-logo:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .site-logo .logo-accent {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .main-nav a {
            font-size: 14px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
            text-decoration: none;
        }
        .main-nav a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 3px;
            background: var(--white);
        }
        .lang-switch span {
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition);
            user-select: none;
        }
        .lang-switch .active-lang {
            background: var(--primary);
            color: var(--white);
        }
        .lang-switch .inactive-lang {
            background: transparent;
            color: var(--text-secondary);
        }
        .lang-switch .inactive-lang:hover {
            color: var(--primary);
            background: rgba(31, 50, 43, 0.05);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            color: var(--primary);
            font-size: 20px;
            padding: 6px 12px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .nav-toggle:hover {
            background: var(--bg-secondary);
            border-color: var(--accent);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb-bar .breadcrumb-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb-bar .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb-bar .breadcrumb-list li:not(:last-child)::after {
            content: '\f054';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 11px;
            color: var(--border);
        }
        .breadcrumb-bar .breadcrumb-list a {
            color: var(--primary);
            font-weight: 500;
            text-decoration: none;
        }
        .breadcrumb-bar .breadcrumb-list a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb-bar .breadcrumb-list .current {
            color: var(--accent);
            font-weight: 600;
        }

        /* Category Hero */
        .cat-hero {
            background: linear-gradient(135deg, #F8F5EF 0%, #EFEAE0 48%, #e8e0d0 100%);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.08);
            pointer-events: none;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(31, 50, 43, 0.05);
            pointer-events: none;
        }
        .cat-hero .container {
            position: relative;
            z-index: 1;
        }
        .cat-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .cat-hero .cat-hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 780px;
            margin-bottom: 0;
        }
        .cat-hero .hero-meta {
            display: flex;
            gap: 16px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .cat-hero .hero-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .cat-hero .hero-meta .meta-item i {
            color: var(--accent);
            font-size: 14px;
        }

        /* Step Timeline Section */
        .timeline-section {
            background: var(--white);
        }
        .timeline {
            position: relative;
            padding-left: 42px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: var(--border);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 32px;
            padding-left: 18px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item .step-dot {
            position: absolute;
            left: -34px;
            top: 4px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
            border: 3px solid var(--white);
            box-shadow: 0 0 0 1px var(--border);
        }
        .timeline-item .step-dot.accent-dot {
            background: var(--accent);
        }
        .timeline-item .step-content {
            background: var(--bg-secondary);
            border-radius: var(--radius);
            padding: 20px 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .timeline-item .step-content:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
        }
        .timeline-item .step-content h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .timeline-item .step-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .timeline-item .step-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            background: var(--accent);
            color: var(--white);
            padding: 2px 10px;
            border-radius: 50px;
            margin-bottom: 10px;
        }

        /* Knowledge Cards */
        .knowledge-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }
        .knowledge-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px;
            transition: all var(--transition);
            height: 100%;
        }
        .knowledge-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .knowledge-card .kc-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
        }
        .knowledge-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .knowledge-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-secondary);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-main);
            font-size: 16px;
            gap: 12px;
        }
        .faq-question .faq-q-mark {
            color: var(--accent);
            font-weight: 800;
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-question .faq-toggle-icon {
            transition: transform var(--transition);
            color: var(--text-secondary);
            flex-shrink: 0;
        }
        .faq-item.open .faq-toggle-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.25s ease;
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            margin-bottom: 0.5em;
        }
        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
            color: var(--white);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 20%;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.08);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50px;
            right: 15%;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-section .btn-accent {
            font-size: 16px;
            padding: 12px 28px;
        }
        .cta-section .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, 0.55);
            color: var(--white);
            background: transparent;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }
        .cta-section .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--white);
            transform: translateY(-1px);
        }
        .cta-section .cta-btns {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.82);
            padding: 48px 0 24px;
            font-size: 14px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--white);
            display: block;
            margin-bottom: 10px;
            text-decoration: none;
        }
        .site-footer .footer-brand:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .site-footer .footer-brand .logo-accent {
            color: var(--accent);
        }
        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.75;
            margin-bottom: 0;
        }
        .site-footer .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 14px;
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 14px;
            transition: color var(--transition);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: none;
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
            text-decoration: none;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 12px;
            }
            .main-nav a {
                font-size: 13px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: 48px 0;
            }
            .section-pad-sm {
                padding: 36px 0;
            }
            .section-pad-xs {
                padding: 28px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .cat-hero h1 {
                font-size: 28px;
            }
            .timeline {
                padding-left: 34px;
            }
            .timeline::before {
                left: 12px;
            }
            .timeline-item {
                padding-left: 10px;
            }
            .timeline-item .step-dot {
                left: -28px;
                width: 32px;
                height: 32px;
                font-size: 13px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--bg-main);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 20px rgba(31, 50, 43, 0.08);
                z-index: 99;
            }
            .main-nav.show {
                display: flex;
            }
            .main-nav a {
                padding: 12px 8px;
                font-size: 15px;
                border-bottom: 1px solid var(--border);
                border-radius: 0;
            }
            .main-nav a:last-of-type {
                border-bottom: none;
            }
            .main-nav a.active::after {
                display: none;
            }
            .lang-switch {
                margin-top: 8px;
                align-self: flex-start;
            }
            .nav-toggle {
                display: block;
            }
            .knowledge-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .cta-section .cta-btns {
                flex-direction: column;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            .cat-hero {
                padding: 36px 0 32px;
            }
            .cat-hero h1 {
                font-size: 24px;
            }
            .cat-hero .cat-hero-desc {
                font-size: 14px;
            }
            .section-title {
                font-size: 21px;
            }
            .section-sub {
                font-size: 14px;
            }
            .card-body {
                padding: 16px;
            }
            .timeline-item .step-content {
                padding: 16px;
            }
            .timeline-item .step-content h3 {
                font-size: 16px;
            }
            .timeline-item .step-content p {
                font-size: 14px;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .section-pad {
            padding: 80px 0;
        }
        .section-pad-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
        }
        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-accent {
            background-color: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 14px;
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
        }
        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }
        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }
        .badge-warning {
            background-color: rgba(217, 122, 61, 0.12);
            color: var(--warning);
        }
        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 22px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .site-logo .logo-accent {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .main-nav a {
            font-size: 14px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--accent);
        }
        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 14px;
            padding: 3px;
            border: 1px solid var(--border);
            border-radius: 50px;
            background: var(--white);
        }
        .lang-switch span {
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition);
            color: var(--text-secondary);
        }
        .lang-switch .active-lang {
            background: var(--primary);
            color: var(--white);
        }
        .lang-switch .inactive-lang {
            color: var(--text-secondary);
        }
        .lang-switch .inactive-lang:hover {
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 22px;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }
        /* Breadcrumb */
        .breadcrumb-wrap {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb li a {
            color: var(--text-secondary);
        }
        .breadcrumb li a:hover {
            color: var(--accent);
        }
        .breadcrumb li.current {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb li .sep {
            color: var(--border);
        }
        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-secondary) 100%);
            border-bottom: 1px solid var(--border);
            padding: 44px 0 40px;
        }
        .category-hero h1 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.85;
            margin-bottom: 0;
        }
        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            padding: 18px;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            margin-bottom: 30px;
            box-shadow: var(--shadow-sm);
        }
        .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: 4px;
        }
        .filter-chip {
            display: inline-block;
            padding: 6px 16px;
            font-size: 13px;
            border-radius: 50px;
            border: 1px solid var(--border);
            background: var(--bg-main);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .filter-chip.active-filter {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--white);
            font-weight: 600;
        }
        /* Activity Grid */
        .activity-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .activity-card .card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .activity-card .card-img .img-overlay {
            position: absolute;
            inset: 0;
            background: rgba(31, 50, 43, 0.35);
        }
        .activity-card .card-img .img-icon {
            position: relative;
            z-index: 2;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.95);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--accent);
        }
        .activity-card .card-body {
            padding: 18px 20px 20px;
        }
        .activity-card .card-title {
            font-size: 17px;
            margin-bottom: 6px;
        }
        .activity-card .activity-date {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .activity-card .card-text {
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .activity-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 12px;
        }
        .activity-card .btn-sm {
            font-size: 13px;
            padding: 6px 14px;
        }
        /* Featured Banner */
        .featured-banner {
            background: var(--primary);
            border-radius: var(--radius);
            padding: 40px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            margin-bottom: 40px;
            box-shadow: var(--shadow-sm);
        }
        .featured-banner .featured-info {
            color: var(--white);
        }
        .featured-banner .featured-info h3 {
            font-size: 22px;
            font-weight: 700;
            color: #F5EFE0;
            margin-bottom: 8px;
        }
        .featured-banner .featured-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 0;
            line-height: 1.75;
        }
        .featured-banner .btn-accent {
            white-space: nowrap;
        }
        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 24px;
        }
        .step-box {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .step-box:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .step-num {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 10px;
        }
        .step-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }
        .step-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* FAQ */
        .faq-box {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition);
        }
        .faq-question .q-mark {
            color: var(--accent);
            font-weight: 800;
            font-size: 18px;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-answer {
            padding: 0 22px 20px 50px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }
        .faq-item.faq-open .faq-answer {
            display: block;
        }
        .faq-item.faq-open .faq-question {
            color: var(--accent);
        }
        /* CTA Section */
        .cta-section {
            background: var(--bg-secondary);
            border-radius: var(--radius);
            padding: 48px 40px;
            text-align: center;
            border: 1px solid var(--border);
        }
        .cta-section h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }
        .cta-section p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.75;
        }
        .cta-form {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
            margin-top: 8px;
        }
        .cta-form input,
        .cta-form textarea {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            font-size: 15px;
            background: var(--white);
            color: var(--text-main);
            outline: none;
            transition: border-color var(--transition);
            font-family: inherit;
        }
        .cta-form input:focus,
        .cta-form textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(31, 50, 43, 0.08);
        }
        .cta-form input {
            width: 185px;
        }
        .cta-form textarea {
            width: 280px;
            resize: vertical;
        }
        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding-top: 50px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 30px;
            padding-bottom: 36px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #F5EFE0;
            letter-spacing: 0.03em;
            display: inline-block;
            margin-bottom: 10px;
        }
        .footer-brand:hover {
            color: #F5EFE0;
        }
        .footer-brand .logo-accent {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: #F5EFE0;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #B8C4BE;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 18px 0 22px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: #B8C4BE;
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .activity-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .featured-banner {
                flex-direction: column;
                text-align: center;
                align-items: center;
                padding: 30px 24px;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--bg-main);
                flex-direction: column;
                padding: 18px 15px;
                gap: 2px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 6px 18px rgba(31, 50, 43, 0.08);
                z-index: 99;
            }
            .main-nav.nav-open {
                display: flex;
            }
            .main-nav a {
                padding: 11px 4px;
                width: 100%;
                border-bottom: 1px solid rgba(224, 217, 204, 0.4);
                font-size: 15px;
            }
            .main-nav a:last-of-type {
                border-bottom: none;
            }
            .lang-switch {
                margin-left: 0;
                margin-top: 10px;
                width: fit-content;
            }
            .nav-toggle {
                display: block;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .section-pad {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .featured-banner {
                padding: 24px 20px;
            }
            .cta-form input,
            .cta-form textarea {
                width: 100%;
            }
            .steps-row {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .activity-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .category-hero {
                padding: 30px 0;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .breadcrumb {
                font-size: 12px;
            }
            .featured-banner .featured-info h3 {
                font-size: 18px;
            }
            .featured-banner .featured-info p {
                font-size: 14px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h3 {
                font-size: 19px;
            }
        }

/* roulang page: category6 */
:root {
        --primary: #1F322B;
        --primary-dark: #17342A;
        --accent: #C9A24B;
        --accent-hover: #A8873B;
        --bg-main: #F8F5EF;
        --bg-secondary: #EFEAE0;
        --text-main: #2B2B2B;
        --text-secondary: #6B6257;
        --border: #E0D9CC;
        --copper: #8C6D3F;
        --success: #2E7D5B;
        --warning: #D97A3D;
        --white: #FFFFFF;
        --radius: 8px;
        --radius-sm: 6px;
        --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
        --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
        --transition: 0.2s ease;
        --font-base: 16px;
        --line-base: 1.75;
    }
    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
    }
    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
        font-size: var(--font-base);
        line-height: var(--line-base);
        color: var(--text-main);
        background-color: var(--bg-main);
        overflow-x: hidden;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        text-decoration: none;
        color: var(--primary);
        transition: color var(--transition);
    }
    a:hover {
        color: var(--accent);
    }
    .container {
        max-width: 1140px;
        margin: 0 auto;
        padding: 0 15px;
    }
    .section-pad {
        padding: 80px 0;
    }
    .section-pad-sm {
        padding: 56px 0;
    }
    .section-title {
        font-size: 28px;
        font-weight: 700;
        color: var(--text-main);
        margin-bottom: 12px;
        letter-spacing: 0.02em;
    }
    .section-sub {
        font-size: 16px;
        color: var(--text-secondary);
        margin-bottom: 32px;
        line-height: 1.8;
    }
    .text-accent {
        color: var(--accent);
    }
    .text-primary {
        color: var(--primary);
    }
    .btn {
        display: inline-block;
        padding: 10px 22px;
        border-radius: var(--radius-sm);
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        border: none;
        transition: all var(--transition);
        text-align: center;
        line-height: 1.4;
    }
    .btn-primary {
        background-color: var(--primary);
        color: var(--white);
    }
    .btn-primary:hover {
        background-color: var(--primary-dark);
        color: var(--white);
        transform: translateY(-1px);
        box-shadow: var(--shadow-hover);
    }
    .btn-accent {
        background-color: var(--accent);
        color: var(--white);
    }
    .btn-accent:hover {
        background-color: var(--accent-hover);
        color: var(--white);
        transform: translateY(-1px);
        box-shadow: var(--shadow-hover);
    }
    .btn-outline {
        border: 1px solid var(--primary);
        color: var(--primary);
        background: transparent;
    }
    .btn-outline:hover {
        background-color: rgba(31, 50, 43, 0.06);
        color: var(--primary);
        transform: translateY(-1px);
    }
    .btn-sm {
        padding: 7px 16px;
        font-size: 14px;
    }
    .badge {
        display: inline-block;
        padding: 4px 12px;
        border-radius: 50px;
        font-size: 13px;
        font-weight: 500;
        background-color: var(--bg-secondary);
        color: var(--text-secondary);
        margin-right: 6px;
        margin-bottom: 6px;
    }
    .badge-accent {
        background-color: rgba(201, 162, 75, 0.15);
        color: var(--copper);
    }
    .badge-green {
        background-color: rgba(46, 125, 91, 0.12);
        color: var(--success);
    }
    .card {
        background: var(--white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        transition: all var(--transition);
        overflow: hidden;
        height: 100%;
    }
    .card:hover {
        box-shadow: var(--shadow-hover);
        border-color: var(--accent);
        transform: translateY(-2px);
    }
    .card-body {
        padding: 22px;
    }
    .card-title {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--text-main);
    }
    .card-text {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.75;
    }
    /* Header/Nav */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        background: var(--bg-main);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
    }
    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
    }
    .site-logo {
        font-size: 24px;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: 0.04em;
        white-space: nowrap;
    }
    .site-logo:hover {
        color: var(--primary);
    }
    .site-logo .logo-accent {
        color: var(--accent);
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 20px;
    }
    .main-nav a {
        font-size: 15px;
        color: var(--text-main);
        font-weight: 500;
        padding: 6px 2px;
        position: relative;
        white-space: nowrap;
        transition: color var(--transition);
    }
    .main-nav a:hover {
        color: var(--accent);
    }
    .main-nav a.active {
        color: var(--accent);
        font-weight: 600;
    }
    .main-nav a.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        right: 0;
        height: 2px;
        background: var(--accent);
        border-radius: 2px;
    }
    .lang-switch {
        display: flex;
        align-items: center;
        gap: 0;
        border: 1px solid var(--border);
        border-radius: 50px;
        overflow: hidden;
        flex-shrink: 0;
    }
    .lang-switch span {
        padding: 5px 14px;
        font-size: 13px;
        cursor: pointer;
        transition: all var(--transition);
        font-weight: 500;
    }
    .lang-switch .active-lang {
        background: var(--primary);
        color: var(--white);
    }
    .lang-switch .inactive-lang {
        background: transparent;
        color: var(--text-secondary);
    }
    .lang-switch .inactive-lang:hover {
        color: var(--primary);
        background: rgba(31, 50, 43, 0.05);
    }
    .nav-toggle {
        display: none;
        background: none;
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        padding: 8px 12px;
        font-size: 18px;
        color: var(--primary);
        cursor: pointer;
        transition: all var(--transition);
    }
    .nav-toggle:hover {
        border-color: var(--accent);
        color: var(--accent);
    }
    /* Breadcrumb */
    .breadcrumb-wrap {
        background: var(--bg-secondary);
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
    }
    .breadcrumb {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 6px;
        font-size: 14px;
        color: var(--text-secondary);
    }
    .breadcrumb li {
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .breadcrumb li:not(:last-child)::after {
        content: '/';
        color: var(--border);
        margin: 0 4px;
    }
    .breadcrumb a {
        color: var(--text-secondary);
    }
    .breadcrumb a:hover {
        color: var(--accent);
    }
    .breadcrumb .current {
        color: var(--primary);
        font-weight: 600;
    }
    /* Trend Hero */
    .trend-hero {
        padding: 64px 0 48px;
        background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-secondary) 100%);
    }
    .trend-hero-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        align-items: center;
    }
    .trend-hero h1 {
        font-size: 34px;
        font-weight: 700;
        color: var(--text-main);
        margin-bottom: 14px;
        line-height: 1.3;
    }
    .trend-hero .lead {
        font-size: 17px;
        color: var(--text-secondary);
        line-height: 1.85;
        margin-bottom: 24px;
    }
    .trend-hero .btn-group {
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
    }
    .hero-data-panel {
        background: var(--primary);
        border-radius: var(--radius);
        padding: 30px;
        color: var(--white);
        box-shadow: var(--shadow-hover);
    }
    .hero-data-panel .panel-title {
        font-size: 16px;
        font-weight: 600;
        color: rgba(255,255,255,0.85);
        margin-bottom: 18px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .hero-data-panel .panel-num {
        font-size: 36px;
        font-weight: 800;
        color: var(--accent);
        line-height: 1.2;
        margin-bottom: 4px;
    }
    .hero-data-panel .panel-label {
        font-size: 14px;
        color: rgba(255,255,255,0.7);
    }
    .hero-data-row {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
    }
    .hero-data-item {
        flex: 1;
        min-width: 100px;
    }
    /* Data cards */
    .metric-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        margin-top: 32px;
    }
    .metric-card {
        background: var(--white);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 22px;
        box-shadow: var(--shadow-sm);
        transition: all var(--transition);
    }
    .metric-card:hover {
        box-shadow: var(--shadow-hover);
        border-color: var(--accent);
        transform: translateY(-2px);
    }
    .metric-icon {
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: rgba(201, 162, 75, 0.15);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent);
        font-size: 20px;
        margin-bottom: 14px;
    }
    .metric-value {
        font-size: 28px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 4px;
    }
    .metric-label {
        font-size: 14px;
        color: var(--text-secondary);
    }
    /* Chart section with image */
    .chart-section {
        background: var(--white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        margin-bottom: 32px;
    }
    .chart-header {
        padding: 22px 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 12px;
        border-bottom: 1px solid var(--border);
    }
    .chart-header h3 {
        font-size: 20px;
        font-weight: 600;
        margin: 0;
        color: var(--text-main);
    }
    .chart-header .chart-tag {
        font-size: 13px;
        color: var(--text-secondary);
        background: var(--bg-secondary);
        padding: 4px 12px;
        border-radius: 50px;
    }
    .chart-body {
        padding: 24px;
    }
    .chart-img-wrap {
        border-radius: var(--radius);
        overflow: hidden;
        margin-bottom: 18px;
    }
    .chart-img-wrap img {
        width: 100%;
        height: 280px;
        object-fit: cover;
    }
    .chart-summary {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.8;
    }
    /* Table list */
    .trend-table-wrap {
        overflow-x: auto;
        background: var(--white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        margin-bottom: 32px;
    }
    .trend-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 14px;
        min-width: 600px;
    }
    .trend-table th {
        background: var(--primary);
        color: var(--white);
        font-weight: 600;
        padding: 14px 16px;
        text-align: left;
        white-space: nowrap;
    }
    .trend-table td {
        padding: 13px 16px;
        border-bottom: 1px solid var(--border);
        color: var(--text-main);
    }
    .trend-table tbody tr:last-child td {
        border-bottom: none;
    }
    .trend-table tbody tr:hover {
        background: rgba(31, 50, 43, 0.03);
    }
    .trend-table .num-highlight {
        font-weight: 700;
        color: var(--accent);
    }
    .trend-table .trend-up {
        color: var(--success);
    }
    .trend-table .trend-down {
        color: var(--warning);
    }
    .trend-table .trend-flat {
        color: var(--text-secondary);
    }
    /* Method cards */
    .method-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        margin-top: 32px;
    }
    .method-card {
        background: var(--white);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 24px;
        box-shadow: var(--shadow-sm);
        transition: all var(--transition);
        display: flex;
        gap: 18px;
        align-items: flex-start;
    }
    .method-card:hover {
        box-shadow: var(--shadow-hover);
        border-color: var(--accent);
        transform: translateY(-2px);
    }
    .method-num {
        font-size: 32px;
        font-weight: 800;
        color: var(--accent);
        line-height: 1;
        flex-shrink: 0;
        padding-top: 2px;
    }
    .method-card h4 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text-main);
        margin-bottom: 8px;
    }
    .method-card p {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.75;
        margin: 0;
    }
    /* Deep content */
    .deep-section {
        background: var(--bg-secondary);
        border-radius: var(--radius);
        padding: 40px;
        margin-bottom: 32px;
    }
    .deep-section h3 {
        font-size: 22px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 16px;
    }
    .deep-section p {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.9;
        margin-bottom: 14px;
    }
    .deep-section p:last-child {
        margin-bottom: 0;
    }
    .deep-section .key-points {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
        margin-top: 18px;
        list-style: none;
        padding: 0;
    }
    .deep-section .key-points li {
        background: var(--white);
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        padding: 10px 18px;
        font-size: 14px;
        color: var(--text-main);
        font-weight: 500;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .deep-section .key-points li i {
        color: var(--accent);
    }
    /* FAQ */
    .faq-list {
        margin-top: 16px;
    }
    .faq-item {
        background: var(--white);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        margin-bottom: 12px;
        overflow: hidden;
        transition: all var(--transition);
    }
    .faq-item:hover {
        border-color: var(--accent);
        box-shadow: var(--shadow-sm);
    }
    .faq-item summary {
        padding: 18px 22px;
        cursor: pointer;
        font-weight: 600;
        color: var(--text-main);
        font-size: 16px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        list-style: none;
        position: relative;
    }
    .faq-item summary::-webkit-details-marker {
        display: none;
    }
    .faq-item summary .faq-icon {
        color: var(--accent);
        font-size: 14px;
        transition: transform var(--transition);
        flex-shrink: 0;
    }
    .faq-item[open] summary .faq-icon {
        transform: rotate(180deg);
    }
    .faq-item .faq-answer {
        padding: 0 22px 20px;
        color: var(--text-secondary);
        font-size: 15px;
        line-height: 1.8;
    }
    /* CTA */
    .cta-section {
        background: var(--primary);
        border-radius: var(--radius);
        padding: 48px 40px;
        text-align: center;
        color: var(--white);
    }
    .cta-section h2 {
        font-size: 26px;
        font-weight: 700;
        margin-bottom: 12px;
        color: var(--white);
    }
    .cta-section p {
        font-size: 16px;
        color: rgba(255,255,255,0.75);
        margin-bottom: 24px;
        line-height: 1.8;
    }
    /* Footer */
    .site-footer {
        background: var(--primary);
        color: var(--white);
        padding: 56px 0 24px;
        margin-top: 48px;
    }
    .site-footer .container {
        position: relative;
        z-index: 1;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
        gap: 40px;
        margin-bottom: 32px;
    }
    .footer-brand {
        font-size: 22px;
        font-weight: 800;
        color: var(--white);
        letter-spacing: 0.04em;
        white-space: nowrap;
    }
    .footer-brand:hover {
        color: var(--white);
    }
    .footer-brand .logo-accent {
        color: var(--accent);
    }
    .footer-desc {
        font-size: 14px;
        color: rgba(255,255,255,0.7);
        line-height: 1.8;
        margin: 16px 0 0;
        max-width: 280px;
    }
    .footer-col h5 {
        font-size: 16px;
        font-weight: 600;
        color: var(--white);
        margin-bottom: 18px;
        letter-spacing: 0.02em;
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-col ul li {
        margin-bottom: 10px;
    }
    .footer-col ul li a {
        color: #B8C4BE;
        font-size: 14px;
        transition: color var(--transition);
    }
    .footer-col ul li a:hover {
        color: var(--accent);
    }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,0.12);
        padding-top: 22px;
        display: flex;
        flex-wrap: wrap;
        gap: 12px 24px;
        justify-content: space-between;
        align-items: center;
        font-size: 13px;
        color: rgba(255,255,255,0.55);
    }
    .footer-bottom a {
        color: #B8C4BE;
        font-size: 13px;
    }
    .footer-bottom a:hover {
        color: var(--accent);
    }
    /* Responsive */
    @media screen and (max-width: 1024px) {
        .main-nav {
            gap: 14px;
        }
        .main-nav a {
            font-size: 14px;
        }
        .trend-hero-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .metric-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .method-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
    }
    @media screen and (max-width: 768px) {
        .site-header .container {
            height: 60px;
        }
        .main-nav {
            display: none;
            position: absolute;
            top: 60px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            flex-direction: column;
            align-items: flex-start;
            padding: 20px 15px;
            gap: 12px;
            box-shadow: 0 10px 20px rgba(31,50,43,0.08);
            z-index: 99;
        }
        .main-nav.is-open {
            display: flex;
        }
        .main-nav a {
            font-size: 16px;
            width: 100%;
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }
        .main-nav a:last-of-type {
            border-bottom: none;
        }
        .main-nav a.active::after {
            display: none;
        }
        .lang-switch {
            margin-top: 8px;
        }
        .nav-toggle {
            display: block;
        }
        .section-pad {
            padding: 48px 0;
        }
        .section-pad-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: 24px;
        }
        .trend-hero {
            padding: 40px 0 32px;
        }
        .trend-hero h1 {
            font-size: 26px;
        }
        .hero-data-panel {
            padding: 22px;
        }
        .hero-data-panel .panel-num {
            font-size: 28px;
        }
        .metric-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .metric-value {
            font-size: 24px;
        }
        .chart-header {
            padding: 16px 18px;
        }
        .chart-body {
            padding: 18px;
        }
        .deep-section {
            padding: 24px 20px;
        }
        .cta-section {
            padding: 36px 24px;
        }
        .cta-section h2 {
            font-size: 22px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
        .breadcrumb {
            font-size: 13px;
        }
    }
    @media screen and (max-width: 520px) {
        .trend-hero h1 {
            font-size: 22px;
        }
        .trend-hero .lead {
            font-size: 16px;
        }
        .method-card {
            flex-direction: column;
            gap: 12px;
        }
        .method-num {
            font-size: 28px;
        }
        .hero-data-row {
            flex-direction: column;
            gap: 16px;
        }
        .btn {
            padding: 9px 18px;
            font-size: 14px;
        }
    }

/* roulang page: category7 */
:root {
            --primary: #1F322B;
            --primary-dark: #17342A;
            --accent: #C9A24B;
            --accent-hover: #A8873B;
            --bg-main: #F8F5EF;
            --bg-secondary: #EFEAE0;
            --text-main: #2B2B2B;
            --text-secondary: #6B6257;
            --border: #E0D9CC;
            --copper: #8C6D3F;
            --success: #2E7D5B;
            --warning: #D97A3D;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 8px rgba(31, 50, 43, 0.06);
            --shadow-hover: 0 6px 20px rgba(31, 50, 43, 0.12);
            --transition: 0.2s ease;
            --font-base: 16px;
            --line-base: 1.75;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: var(--font-base);
            line-height: var(--line-base);
            color: var(--text-main);
            background-color: var(--bg-main);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .section-pad {
            padding: 60px 0;
        }
        .section-pad-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            text-decoration: none;
        }
        .btn-primary {
            background-color: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-accent {
            background-color: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background-color: rgba(31, 50, 43, 0.06);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 13px;
        }
        .btn-download {
            background-color: var(--primary);
            color: var(--white);
            padding: 8px 16px;
            font-size: 13px;
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-download:hover {
            background-color: var(--accent);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--bg-secondary);
            color: var(--text-secondary);
            margin-right: 6px;
            margin-bottom: 6px;
        }
        .badge-accent {
            background-color: rgba(201, 162, 75, 0.15);
            color: var(--copper);
        }
        .badge-green {
            background-color: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }
        .badge-orange {
            background-color: rgba(217, 122, 61, 0.12);
            color: var(--warning);
        }
        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 20px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
            line-height: 1.5;
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 10px rgba(31, 50, 43, 0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            text-decoration: none;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .site-logo .logo-accent {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
            text-decoration: none;
        }
        .main-nav a:hover {
            color: var(--accent);
        }
        .main-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--accent);
            border-radius: 2px;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 2px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 2px 4px;
            background: var(--white);
            margin-left: 8px;
        }
        .lang-switch span {
            font-size: 13px;
            padding: 4px 12px;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition);
            font-weight: 500;
            user-select: none;
        }
        .lang-switch .active-lang {
            background-color: var(--primary);
            color: var(--white);
        }
        .lang-switch .inactive-lang {
            color: var(--text-secondary);
            background: transparent;
        }
        .lang-switch .inactive-lang:hover {
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--primary);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--bg-secondary);
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 18px 0;
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb {
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: var(--border);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        /* Category Hero */
        .cat-hero {
            padding: 48px 0 36px;
            background: linear-gradient(180deg, #F8F5EF 0%, #EFEAE0 100%);
            border-bottom: 1px solid var(--border);
        }
        .cat-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }
        .cat-hero .cat-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 780px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        /* Filter / Sort Bar */
        .filter-bar {
            padding: 18px 0;
            background: var(--white);
            border-bottom: 1px solid var(--border);
            margin-bottom: 36px;
        }
        .filter-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .filter-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-main);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            user-select: none;
        }
        .filter-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .filter-tag.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            font-weight: 600;
        }
        .sort-select {
            padding: 7px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-main);
            background: var(--white);
            cursor: pointer;
            outline: none;
            transition: border-color var(--transition);
            font-family: inherit;
        }
        .sort-select:focus {
            border-color: var(--primary);
        }
        /* Main Layout */
        .page-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
            padding-bottom: 40px;
        }
        /* Resource Card Grid */
        .resource-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }
        .resource-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .resource-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-3px);
        }
        .resource-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background-color: var(--bg-secondary);
        }
        .resource-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .resource-card:hover .card-img img {
            transform: scale(1.05);
        }
        .resource-card .img-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(31, 50, 43, 0.05) 0%, rgba(31, 50, 43, 0.55) 100%);
            pointer-events: none;
        }
        .resource-card .card-category-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            letter-spacing: 0.03em;
        }
        .resource-card .card-body-inner {
            padding: 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .resource-card .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .resource-card .card-author {
            font-size: 12px;
            color: var(--text-secondary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .resource-card .card-author i {
            color: var(--accent);
            font-size: 13px;
        }
        .resource-card .card-text {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 12px;
            flex: 1;
        }
        .resource-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 12px;
            font-size: 12px;
            color: var(--text-secondary);
        }
        .resource-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .resource-card .btn-download {
            width: 100%;
            justify-content: center;
            font-size: 14px;
            padding: 9px 16px;
        }
        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 22px;
            position: sticky;
            top: 88px;
        }
        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 20px;
        }
        .sidebar-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--bg-secondary);
        }
        .hot-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .hot-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--bg-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
        }
        .hot-list li:last-child {
            border-bottom: none;
        }
        .hot-list .hot-index {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--bg-secondary);
            color: var(--text-secondary);
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .hot-list li:nth-child(1) .hot-index {
            background: var(--accent);
            color: var(--white);
        }
        .hot-list li:nth-child(2) .hot-index {
            background: var(--copper);
            color: var(--white);
        }
        .hot-list li:nth-child(3) .hot-index {
            background: var(--success);
            color: var(--white);
        }
        .hot-list a {
            color: var(--text-main);
            text-decoration: none;
            transition: color var(--transition);
            font-size: 13px;
            line-height: 1.5;
            flex: 1;
        }
        .hot-list a:hover {
            color: var(--accent);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .tag-cloud a {
            font-size: 13px;
            padding: 5px 12px;
            border-radius: 50px;
            background: var(--bg-main);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: all var(--transition);
            text-decoration: none;
        }
        .tag-cloud a:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(201, 162, 75, 0.08);
        }
        .sidebar-cta {
            background: var(--primary);
            color: var(--white);
            border: none;
            text-align: center;
            padding: 22px 18px;
        }
        .sidebar-cta h4 {
            color: var(--white);
            border-bottom-color: rgba(255, 255, 255, 0.2);
            font-size: 16px;
        }
        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .sidebar-cta .btn-accent {
            font-size: 14px;
            padding: 8px 18px;
            width: 100%;
        }
        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            padding: 30px 0 10px;
        }
        .pagination {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .pagination .page-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-main);
            background: var(--white);
            transition: all var(--transition);
            cursor: pointer;
        }
        .pagination .page-link:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--bg-main);
        }
        .pagination .page-link.active {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--white);
            font-weight: 600;
        }
        .pagination .page-link.disabled {
            opacity: 0.5;
            pointer-events: none;
        }
        /* FAQ */
        .faq-section {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 18px 0;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin: 0;
            padding: 0;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-question .faq-icon {
            color: var(--accent);
            font-size: 18px;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-top: 10px;
            display: none;
        }
        .faq-answer.open {
            display: block;
        }
        /* CTA section */
        .cta-section {
            background: var(--primary);
            padding: 60px 0;
            text-align: center;
        }
        .cta-section h2 {
            color: var(--white);
            font-size: 28px;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255,255,255,0.75);
            font-size: 16px;
            margin-bottom: 28px;
        }
        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: var(--white);
            padding: 50px 0 20px;
            margin-top: 0;
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-size: 24px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 12px;
            display: inline-block;
            text-decoration: none;
        }
        .footer-brand .logo-accent {
            color: var(--accent);
        }
        .footer-desc {
            color: rgba(255,255,255,0.6);
            font-size: 14px;
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            text-decoration: none;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.5);
            text-decoration: none;
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        /* Mobile */
        @media (max-width: 1024px) {
            .resource-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-layout {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 6px 16px rgba(31, 50, 43, 0.08);
                z-index: 99;
                gap: 12px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 10px 0;
                border-bottom: 1px solid var(--bg-secondary);
            }
            .lang-switch {
                margin-left: 0;
                width: 100%;
                justify-content: center;
                margin-top: 8px;
            }
            .nav-toggle {
                display: block;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }