/* roulang page: index */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

        a:hover,
        a:focus {
            color: var(--color-primary-hover);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 56px 0;
        }

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
        }

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

        .btn:active {
            transform: translateY(1px);
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }

        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex: 0 0 32px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }

        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

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

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

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

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

        /* Hero */
        .hero {
            padding: 48px 0 56px;
            background: linear-gradient(135deg, #F7F4EE 0%, #E6F0EA 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 32px;
        }

        .hero h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.35;
            margin: 12px 0 16px;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .hero-subtitle {
            font-size: 17px;
            color: var(--color-muted);
            line-height: 1.85;
            margin-bottom: 22px;
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .hero-stage-grid {
            display: grid;
            grid-template-columns: 1fr 480px 1fr;
            gap: 24px;
            align-items: center;
            margin-top: 8px;
        }

        .hero-value-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            box-shadow: 0 4px 14px var(--color-shadow);
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
            transition: var(--transition);
        }

        .hero-value-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 24px rgba(27, 94, 58, 0.14);
        }

        .hero-value-card strong {
            display: block;
            font-size: 16px;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .hero-stage {
            background-image: url('/assets/images/c4b4e84bbb598015.webp');
            background-size: cover;
            background-position: center;
            min-height: 300px;
            border-radius: var(--radius-lg);
            position: relative;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            padding: 18px;
            box-shadow: 0 14px 34px rgba(27, 94, 58, 0.18);
            overflow: hidden;
            isolation: isolate;
        }

        .hero-stage::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(27, 94, 58, 0.08) 0%, rgba(20, 61, 43, 0.72) 100%);
            z-index: 1;
        }

        .stage-caption {
            position: relative;
            z-index: 2;
            color: #fff;
            text-align: center;
            background: rgba(20, 61, 43, 0.7);
            backdrop-filter: blur(4px);
            border-radius: 12px;
            padding: 14px 20px;
            width: 100%;
            max-width: 360px;
        }

        .stage-caption p {
            margin: 0;
            font-size: 14px;
            line-height: 1.6;
        }

        /* KPI board */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .kpi-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
        }

        .kpi-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 24px rgba(27, 94, 58, 0.14);
        }

        .kpi-number {
            font-size: 30px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .kpi-label {
            font-size: 14px;
            color: var(--color-muted);
        }

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

        .service-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 26px rgba(27, 94, 58, 0.14);
        }

        .service-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 15px;
            color: var(--color-text);
            line-height: 1.8;
        }

        /* Comparison table */
        .comparison-wrap {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 4px 14px var(--color-shadow);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 18px;
            border-bottom: 1px solid var(--color-border);
            vertical-align: top;
        }

        .comparison-table th {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            text-align: left;
        }

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

        .comparison-table td:first-child {
            font-weight: 600;
            color: var(--color-text);
            background: #F7F4EE;
            width: 26%;
        }

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

        .milestone-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 16px;
            position: relative;
            box-shadow: 0 4px 14px var(--color-shadow);
        }

        .milestone-item .step-num {
            display: inline-block;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #1A1A1A;
            font-weight: 700;
            text-align: center;
            line-height: 28px;
            font-size: 14px;
            margin-bottom: 12px;
        }

        .milestone-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .milestone-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* News */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .news-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 26px rgba(27, 94, 58, 0.14);
        }

        .news-card img {
            height: 160px;
            object-fit: cover;
            width: 100%;
        }

        .news-body {
            padding: 18px 18px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-date {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 8px;
        }

        .news-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .news-body p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }

        .read-more {
            font-weight: 600;
            color: var(--color-primary);
            font-size: 14px;
            text-decoration: none;
            align-self: flex-start;
        }

        .read-more:hover,
        .read-more:focus {
            color: var(--color-accent);
        }

        /* Security / assurance */
        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .assurance-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            box-shadow: 0 4px 14px var(--color-shadow);
        }

        .assurance-icon {
            font-size: 24px;
            line-height: 1;
            color: var(--color-accent);
            flex: 0 0 auto;
        }

        .assurance-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .assurance-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 4px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

        .faq-question:hover,
        .faq-question:focus-visible {
            color: var(--color-primary);
            outline: none;
        }

        .faq-icon {
            font-size: 22px;
            font-weight: 300;
            line-height: 1;
            color: var(--color-primary);
            flex: 0 0 auto;
            transition: transform 0.2s ease;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            padding: 0 4px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 4px 16px;
        }

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

        .scene-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
        }

        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 26px rgba(27, 94, 58, 0.14);
        }

        .scene-card img {
            height: 170px;
            object-fit: cover;
            width: 100%;
        }

        .scene-body {
            padding: 20px 18px;
        }

        .scene-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .scene-body p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* Brand intro */
        .brand-intro {
            background: var(--color-primary);
            color: #F0EEEA;
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: 0 14px 34px rgba(27, 94, 58, 0.22);
        }

        .brand-intro h2 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .brand-intro p {
            font-size: 16px;
            line-height: 1.9;
            color: #F0EEEA;
            max-width: 880px;
        }

        /* Topic entrance */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .topic-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
            text-decoration: none;
            color: var(--color-text);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 26px rgba(27, 94, 58, 0.14);
            color: var(--color-primary);
            text-decoration: none;
        }

        .topic-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
        }

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

        /* Final CTA */
        .final-cta {
            text-align: center;
            background: #E6F0EA;
            border-radius: var(--radius-lg);
            padding: 44px 28px;
        }

        .final-cta h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .final-cta p {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 620px;
            margin: 0 auto 24px;
            line-height: 1.85;
        }

        .final-cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Sticky bottom CTA */
        .sticky-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #FFFFFF;
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -6px 16px rgba(27, 94, 58, 0.08);
            z-index: 50;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .sticky-bottom-cta p {
            margin: 0;
            font-size: 15px;
            color: var(--color-text);
            font-weight: 500;
        }

        .sticky-bottom-cta .btn {
            flex: 0 0 auto;
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 48px 0 40px;
            margin-bottom: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1.2fr;
            gap: 32px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #D9D5CC;
            margin-top: 12px;
            max-width: 300px;
        }

        .footer-brand .brand {
            color: #fff;
            font-size: 20px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: #fff;
        }

        .footer-col a {
            display: block;
            color: #D9D5CC;
            font-size: 14px;
            margin-bottom: 8px;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-col a:hover,
        .footer-col a:focus {
            color: var(--color-accent);
        }

        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.12);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #D9D5CC;
        }

        .footer-bottom a {
            color: var(--color-accent);
            text-decoration: none;
            margin-right: 12px;
        }

        .footer-bottom a:hover,
        .footer-bottom a:focus {
            text-decoration: underline;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-stage-grid {
                grid-template-columns: 1fr 420px 1fr;
                gap: 18px;
            }

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

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

        @media (max-width: 768px) {
            .header-inner {
                min-height: 64px;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #F7F4EE;
                flex-direction: column;
                align-items: stretch;
                padding: 14px 20px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 14px 24px rgba(27, 94, 58, 0.08);
            }

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

            .main-nav a {
                padding: 10px 0;
                font-size: 16px;
            }

            .nav-actions {
                display: none;
            }

            .hamburger {
                display: flex;
            }

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

            .hero-subtitle {
                font-size: 16px;
            }

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

            .hero-stage {
                min-height: 240px;
                order: -1;
            }

            .service-grid,
            .scene-grid,
            .assurance-grid {
                grid-template-columns: 1fr;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 12px 12px;
                font-size: 13px;
            }

            .comparison-table td:first-child {
                width: 32%;
            }

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

            .sticky-bottom-cta {
                padding: 10px 16px;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 40px 0;
            }

            .hero {
                padding: 36px 0 40px;
            }

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

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

            .kpi-grid,
            .milestone-grid,
            .news-list,
            .topic-grid {
                grid-template-columns: 1fr;
            }

            .btn {
                padding: 11px 18px;
                font-size: 14px;
                width: 100%;
            }

            .hero-actions,
            .final-cta-actions {
                flex-direction: column;
                width: 100%;
            }

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

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

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

            .sticky-bottom-cta .btn {
                width: 100%;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover,
        a:focus {
            color: var(--color-primary-hover);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 56px 0;
        }

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
            line-height: 1.4;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
            font-family: var(--font-sans);
        }

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

        .btn:active {
            transform: translateY(1px);
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }

        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        .read-more {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .read-more i {
            font-size: 12px;
            transition: var(--transition);
        }

        .read-more:hover {
            color: var(--color-primary-hover);
        }

        .read-more:hover i {
            transform: translateX(3px);
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
            box-shadow: 0 1px 8px rgba(0,0,0,0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex: 0 0 32px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }

        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

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

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

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

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

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            padding: 16px 0 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }

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

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

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

        /* Page Hero */
        .page-hero {
            background: linear-gradient(135deg, var(--color-bg) 0%, #EAF2EC 100%);
            padding: 40px 0 48px;
            border-bottom: 1px solid var(--color-border);
        }

        .page-hero .hero-content {
            max-width: 820px;
        }

        .page-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin: 12px 0 16px;
            letter-spacing: 0.01em;
        }

        .page-hero .hero-lead {
            font-size: 17px;
            color: var(--color-muted);
            line-height: 1.85;
            margin-bottom: 20px;
        }

        .page-hero .hero-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Plan Cards */
        .plans-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .plan-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .plan-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 28px rgba(27, 94, 58, 0.16);
        }

        .plan-card .card-img {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16/9;
        }

        .plan-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .plan-card .card-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--color-primary);
            background: rgba(27, 94, 58, 0.08);
            padding: 3px 10px;
            border-radius: 999px;
            margin-bottom: 10px;
            font-weight: 500;
        }

        .plan-card h3 {
            font-size: 19px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .plan-card .card-summary {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .plan-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
            font-size: 13px;
            color: var(--color-muted);
        }

        /* Tools Grid */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .tool-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(0,0,0,0.03);
        }

        .tool-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px var(--color-shadow);
            border-color: var(--color-primary);
        }

        .tool-item .tool-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(27, 94, 58, 0.08);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 12px;
        }

        .tool-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .tool-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
        }

        /* Steps */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .step-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            position: relative;
            transition: var(--transition);
        }

        .step-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px var(--color-shadow);
        }

        .step-number {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 12px;
        }

        .step-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            margin-top: 32px;
            border-top: 1px solid var(--color-border);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
            transition: var(--transition);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            gap: 16px;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
            padding: 4px 0;
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 4px;
        }

        .faq-question .faq-icon {
            flex: 0 0 28px;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(27, 94, 58, 0.08);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: var(--transition);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 12px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #174A2F 100%);
            padding: 56px 0;
            border-radius: 0;
        }

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

        .cta-section .section-subtitle {
            color: rgba(255,255,255,0.75);
        }

        .cta-section .btn-primary {
            background: var(--color-accent);
            color: #1A1A1A;
            border-color: var(--color-accent);
        }

        .cta-section .btn-primary:hover {
            background: #C49318;
            border-color: #C49318;
        }

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

        .cta-section .btn-secondary:hover {
            background: rgba(255,255,255,0.1);
            border-color: #fff;
            color: #fff;
        }

        /* More Resources */
        .resources-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .resource-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 16px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.03);
        }

        .resource-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px var(--color-shadow);
            border-color: var(--color-primary);
        }

        .resource-card .resource-icon {
            flex: 0 0 44px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(217, 162, 28, 0.12);
            color: #B18417;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .resource-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .resource-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 56px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .site-footer .brand {
            color: #fff;
            font-size: 20px;
        }

        .site-footer .brand-icon {
            background: var(--color-accent);
            color: #1A1A1A;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(240, 238, 234, 0.7);
            line-height: 1.75;
            margin-top: 12px;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col a {
            display: block;
            color: rgba(240, 238, 234, 0.75);
            font-size: 14px;
            padding: 5px 0;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-col a:hover,
        .footer-col a:focus {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(240, 238, 234, 0.15);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(240, 238, 234, 0.6);
        }

        .footer-bottom a {
            color: rgba(240, 238, 234, 0.75);
            text-decoration: none;
            transition: var(--transition);
        }

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

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

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

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

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

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: nowrap;
                gap: 12px;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-surface);
                flex-direction: column;
                gap: 0;
                padding: 16px 20px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 24px rgba(0,0,0,0.08);
                z-index: 90;
            }

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

            .main-nav a {
                padding: 12px 0;
                font-size: 16px;
                border-bottom: 1px solid var(--color-border);
            }

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

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

            .main-nav a.active {
                color: var(--color-primary);
                font-weight: 700;
            }

            .hamburger {
                display: flex;
            }

            .nav-actions {
                display: none;
            }

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

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

            .tools-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .steps-list {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

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

            .section {
                padding: 40px 0;
            }

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

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

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

        @media (max-width: 480px) {
            .page-hero h1 {
                font-size: 24px;
            }

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

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

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

            .plan-card {
                padding: 18px;
            }

            .plan-card h3 {
                font-size: 17px;
            }

            .btn {
                font-size: 14px;
                padding: 10px 18px;
            }

            .container {
                padding: 0 16px;
            }

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

/* roulang page: category1 */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover,
        a:focus {
            color: var(--color-primary-hover);
        }

        h1, h2, h3, h4, h5, h6 {
            margin: 0 0 12px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
        }

        p {
            margin: 0 0 16px;
        }

        ul, ol {
            margin: 0 0 16px;
            padding-left: 22px;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 56px 0;
        }

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
            line-height: 1.5;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
            -webkit-appearance: none;
        }

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

        .btn:active {
            transform: translateY(1px);
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }

        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #1A1A1A;
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: #c49115;
            color: #1A1A1A;
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex: 0 0 32px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
            transition: var(--transition);
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }

        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .main-nav a:hover,
        .main-nav a:focus {
            color: var(--color-primary);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }

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

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

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

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

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

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

        /* Breadcrumb */
        .breadcrumb-area {
            padding: 28px 0 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 14px;
            color: var(--color-muted);
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb li + li::before {
            content: "/";
            color: var(--color-border);
            font-size: 13px;
        }

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

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

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

        /* Category Intro */
        .category-intro {
            padding: 32px 0 16px;
        }

        .category-intro h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 14px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .category-intro .intro-text {
            font-size: 17px;
            color: var(--color-muted);
            max-width: 780px;
            line-height: 1.9;
            margin-bottom: 8px;
        }

        /* Match Data Cards */
        .match-data-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .match-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(27, 94, 58, 0.16);
        }

        .match-card-image {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .match-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

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

        .match-card-image .league-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }

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

        .match-card-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 10px;
        }

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

        .match-card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .match-card-desc {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 14px;
            flex: 1;
        }

        .match-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
            margin-top: auto;
        }

        .odds-change {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
        }

        .odds-change .odds-label {
            color: var(--color-muted);
        }

        .odds-change .odds-value {
            font-weight: 700;
            color: var(--color-primary);
        }

        .odds-change .odds-up {
            color: #c0392b;
        }

        .odds-change .odds-down {
            color: #1B5E3A;
        }

        .read-more-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .read-more-link:hover,
        .read-more-link:focus {
            color: var(--color-primary-hover);
            gap: 7px;
        }

        /* Data Tools */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .tool-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: left;
            box-shadow: 0 2px 8px rgba(27, 94, 58, 0.06);
            transition: var(--transition);
        }

        .tool-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px var(--color-shadow);
            border-color: rgba(27, 94, 58, 0.25);
        }

        .tool-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(27, 94, 58, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .tool-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }

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

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }

        .step-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 22px 22px;
            position: relative;
            box-shadow: 0 2px 8px rgba(27, 94, 58, 0.05);
            transition: var(--transition);
        }

        .step-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px var(--color-shadow);
        }

        .step-number {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
        }

        .step-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .step-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            background: var(--color-surface);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(27, 94, 58, 0.3);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            line-height: 1.6;
            transition: var(--transition);
            -webkit-appearance: none;
        }

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

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

        .faq-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(27, 94, 58, 0.08);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
        }

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

        .faq-answer p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.85;
            margin-bottom: 0;
        }

        /* CTA Section */
        .cta-panel {
            background: linear-gradient(135deg, #1B5E3A 0%, #174A2F 60%, #0F3B24 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: 0 8px 30px rgba(27, 94, 58, 0.25);
        }

        .cta-panel-info h2 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .cta-panel-info p {
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 520px;
        }

        .cta-panel-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .cta-panel-actions .btn-accent {
            background: var(--color-accent);
            color: #1A1A1A;
        }

        .cta-panel-actions .btn-accent:hover {
            background: #c49115;
        }

        .cta-panel-actions .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
        }

        .cta-panel-actions .btn-outline-light:hover,
        .cta-panel-actions .btn-outline-light:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        /* Related Topics */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .topic-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: 0 2px 8px rgba(27, 94, 58, 0.05);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .topic-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px var(--color-shadow);
            border-color: rgba(27, 94, 58, 0.25);
        }

        .topic-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text);
        }

        .topic-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 8px;
            flex: 1;
        }

        .topic-card .topic-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .topic-card .topic-link:hover {
            color: var(--color-primary-hover);
            gap: 7px;
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .brand {
            color: #fff;
            font-size: 19px;
            margin-bottom: 12px;
        }

        .footer-brand .brand-icon {
            background: var(--color-accent);
            color: #1A1A1A;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(240, 238, 234, 0.75);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 300px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col a {
            display: block;
            color: rgba(240, 238, 234, 0.75);
            font-size: 14px;
            text-decoration: none;
            margin-bottom: 8px;
            transition: var(--transition);
            line-height: 1.6;
        }

        .footer-col a:hover,
        .footer-col a:focus {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(240, 238, 234, 0.65);
        }

        .footer-bottom a {
            color: rgba(240, 238, 234, 0.75);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* Sticky Bottom Bar */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #FFFFFF;
            border-top: 1px solid var(--color-border);
            padding: 10px 20px;
            min-height: 64px;
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: 0 -2px 14px rgba(0, 0, 0, 0.06);
        }

        .sticky-bottom-bar .bar-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
        }

        .sticky-bottom-bar .bar-actions {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 20px;
            }
            .category-intro h1 {
                font-size: 26px;
            }
            .category-intro .intro-text {
                font-size: 15px;
            }

            .hamburger {
                display: flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-bg);
                border-bottom: 1px solid var(--color-border);
                padding: 16px 20px;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                z-index: 90;
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            }

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

            .main-nav a {
                display: block;
                width: 100%;
                padding: 10px 0;
                font-size: 16px;
                border-bottom: 1px solid var(--color-border);
            }

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

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

            .nav-actions {
                display: none;
            }

            .nav-actions.mobile-visible {
                display: flex;
                position: absolute;
                top: 280px;
                left: 20px;
                right: 20px;
                z-index: 91;
                gap: 10px;
            }

            .nav-actions.mobile-visible .btn {
                flex: 1;
                justify-content: center;
            }

            .match-data-grid {
                grid-template-columns: 1fr;
            }

            .tools-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .steps-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

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

            .cta-panel {
                padding: 32px 24px;
                flex-direction: column;
                text-align: left;
                align-items: flex-start;
            }

            .cta-panel-info h2 {
                font-size: 20px;
            }

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

            .sticky-bottom-bar {
                padding: 8px 16px;
                min-height: 56px;
            }

            .sticky-bottom-bar .bar-text {
                font-size: 12px;
            }

            .sticky-bottom-bar .btn {
                padding: 8px 14px;
                font-size: 13px;
            }

            .sticky-bottom-bar .btn-secondary {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 20px;
            }
            .category-intro h1 {
                font-size: 22px;
            }
            .category-intro .intro-text {
                font-size: 14px;
            }
            .tools-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .match-card-image {
                height: 160px;
            }
            .match-card-body {
                padding: 16px 18px 18px;
            }
            .match-card-title {
                font-size: 16px;
            }
            .match-card-desc {
                font-size: 14px;
            }
            .cta-panel-actions {
                flex-direction: column;
                width: 100%;
            }
            .cta-panel-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .sticky-bottom-bar .bar-actions {
                gap: 6px;
            }
            .sticky-bottom-bar .btn-primary {
                padding: 8px 12px;
                font-size: 12px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            margin: 0;
            padding-bottom: 80px;
        }

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

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

        a:hover,
        a:focus {
            color: var(--color-primary-hover);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 56px 0;
        }

        .section-alt {
            background-color: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .section-tinted {
            background: rgba(27, 94, 58, 0.04);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
        }
        .badge-green {
            background: rgba(27, 94, 58, 0.10);
            color: var(--color-primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }
        .btn-secondary {
            background: transparent;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }
        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 18px;
            flex-wrap: wrap;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
            white-space: nowrap;
        }
        .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex: 0 0 34px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
            transition: var(--transition);
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: nowrap;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            outline: none;
        }
        .hamburger:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile nav panel */
        .mobile-nav-panel {
            display: none;
            flex-direction: column;
            gap: 8px;
            padding: 16px 20px 20px;
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            color: var(--color-text);
            font-size: 16px;
            font-weight: 500;
            padding: 8px 0;
            text-decoration: none;
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-nav-panel a:last-child {
            border-bottom: none;
        }
        .mobile-nav-actions {
            display: flex;
            gap: 10px;
            padding: 8px 0 0;
            flex-wrap: wrap;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 20px 0 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            text-decoration: none;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--color-primary-hover);
            text-decoration: underline;
        }
        .breadcrumb .sep {
            color: var(--color-border);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-muted);
            font-weight: 500;
        }

        /* Category Hero */
        .category-hero {
            padding: 28px 0 32px;
        }
        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }
        .category-hero .lead {
            font-size: 17px;
            color: var(--color-muted);
            max-width: 820px;
            margin-bottom: 20px;
            line-height: 1.9;
        }

        /* Status strip */
        .status-strip {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px 22px;
            margin-bottom: 36px;
            box-shadow: 0 2px 8px var(--color-shadow);
        }
        .status-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text);
        }
        .status-item .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }
        .status-item .dot.green {
            background: var(--color-primary);
        }
        .status-label {
            color: var(--color-muted);
            font-size: 13px;
        }
        .status-value {
            font-weight: 600;
            color: var(--color-primary);
        }

        /* Main List */
        .list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .list-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 2px 8px var(--color-shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .list-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px var(--color-shadow);
        }
        .list-card-img {
            height: 180px;
            overflow: hidden;
            background: #E8E4DA;
        }
        .list-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .list-card:hover .list-card-img img {
            transform: scale(1.04);
        }
        .list-card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .list-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .list-card-date {
            font-size: 13px;
            color: var(--color-muted);
        }
        .list-card-tag {
            font-size: 12px;
            color: #B18417;
            background: rgba(217, 162, 28, 0.14);
            padding: 2px 8px;
            border-radius: 999px;
            font-weight: 500;
        }
        .list-card h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--color-text);
        }
        .list-card p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 14px;
            flex: 1;
        }
        .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .read-more:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }
        .list-more {
            text-align: center;
            margin-top: 28px;
        }

        /* Tools grid */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .tool-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 20px 18px;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 2px 6px var(--color-shadow);
        }
        .tool-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 18px var(--color-shadow);
        }
        .tool-item .tool-icon {
            font-size: 28px;
            margin-bottom: 10px;
            display: block;
        }
        .tool-item h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .tool-item p {
            font-size: 13px;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* Steps */
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            counter-reset: step;
        }
        .step-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 20px 16px;
            position: relative;
            transition: var(--transition);
        }
        .step-item:hover {
            transform: translateY(-3px);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-item h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .step-item p {
            font-size: 13px;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 4px 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border);
        }
        .faq-item summary {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            padding: 16px 0;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(27, 94, 58, 0.08);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 400;
            transition: var(--transition);
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            background: rgba(217, 162, 28, 0.18);
            color: #B18417;
        }
        .faq-item summary:hover {
            color: var(--color-primary);
        }
        .faq-answer {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-muted);
            padding: 0 0 18px;
            max-width: 760px;
        }

        /* CTA */
        .cta-card {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-card h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 6px;
            color: #fff;
            letter-spacing: 0.01em;
        }
        .cta-card p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            line-height: 1.8;
            max-width: 520px;
        }
        .cta-card .btn-accent {
            background: var(--color-accent);
            color: #1A1A1A;
            border: none;
            font-weight: 700;
        }
        .cta-card .btn-accent:hover,
        .cta-card .btn-accent:focus {
            background: #C4951A;
            color: #1A1A1A;
        }
        .cta-card .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
        }
        .cta-card .btn-outline-light:hover,
        .cta-card .btn-outline-light:focus {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Related topics */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .topic-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 22px 18px;
            text-align: center;
            transition: var(--transition);
            text-decoration: none;
            display: block;
        }
        .topic-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 18px var(--color-shadow);
            color: var(--color-primary);
        }
        .topic-item .topic-icon {
            font-size: 28px;
            display: block;
            margin-bottom: 10px;
        }
        .topic-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }
        .topic-item:hover h4 {
            color: var(--color-primary);
        }
        .topic-item p {
            font-size: 13px;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* Sticky CTA */
        .sticky-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #FFFFFF;
            border-top: 1px solid var(--color-border);
            z-index: 50;
            padding: 10px 0;
            box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
        }
        .sticky-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .sticky-cta-text {
            font-size: 14px;
            color: var(--color-text);
            font-weight: 500;
        }
        .sticky-cta-text strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 48px 0 28px;
            margin-top: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .brand {
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .brand-icon {
            background: var(--color-accent);
            color: #143D2B;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(240, 238, 234, 0.75);
            margin: 0;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            color: rgba(240, 238, 234, 0.75);
            font-size: 14px;
            text-decoration: none;
            margin-bottom: 8px;
            transition: var(--transition);
            line-height: 1.7;
        }
        .footer-col a:hover,
        .footer-col a:focus {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(240, 238, 234, 0.15);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(240, 238, 234, 0.6);
        }
        .footer-bottom a {
            color: rgba(240, 238, 234, 0.6);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-bottom a:hover,
        .footer-bottom a:focus {
            color: var(--color-accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }
            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-wrap {
                grid-template-columns: repeat(3, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                min-height: 60px;
            }
            .main-nav {
                display: none;
            }
            .nav-actions {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .lead {
                font-size: 16px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .list-grid {
                grid-template-columns: 1fr;
            }
            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .steps-wrap {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .cta-card {
                padding: 28px 24px;
                flex-direction: column;
                text-align: center;
            }
            .cta-actions {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .sticky-cta-text {
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .lead {
                font-size: 15px;
            }
            .section-title {
                font-size: 20px;
            }
            .tools-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .steps-wrap {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .sticky-cta-inner {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .sticky-cta-text {
                font-size: 12px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .status-strip {
                padding: 12px 16px;
                gap: 10px;
            }
        }

/* roulang page: category6 */
:root {
 --color-primary: #1B5E3A;
 --color-primary-hover: #174A2F;
 --color-accent: #D9A21C;
 --color-bg: #F7F4EE;
 --color-surface: #FFFFFF;
 --color-text: #1A1A1A;
 --color-muted: #6B6B6B;
 --color-border: #E2DCD0;
 --color-shadow: rgba(27, 94, 58, 0.10);
 --radius-sm: 10px;
 --radius-md: 12px;
 --radius-lg: 18px;
 --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
 --transition: all 0.22s ease;
}
html { scroll-behavior: smooth; }
body {
 font-family: var(--font-sans);
 color: var(--color-text);
 background-color: var(--color-bg);
 line-height: 1.85;
 font-size: 16px;
 -webkit-font-smoothing: antialiased;
 margin: 0;
 padding: 0;
}
*, *::before, *::after { box-sizing: border-box; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover, a:focus { color: var(--color-primary-hover); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 56px 0; }
.section-alt { background-color: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.section-tight { padding: 40px 0; }
.section-title { font-size: 26px; font-weight: 700; line-height: 1.4; margin-bottom: 10px; color: var(--color-text); letter-spacing: 0.01em; }
.section-subtitle { font-size: 16px; color: var(--color-muted); max-width: 720px; margin-bottom: 28px; line-height: 1.8; }
.badge { display: inline-block; border-radius: 999px; background: rgba(217, 162, 28, 0.14); color: #B18417; font-size: 13px; padding: 4px 12px; letter-spacing: 0.02em; font-weight: 500; }
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; font-weight: 600; font-size: 15px; padding: 12px 24px; line-height: 1.2; border: 1px solid transparent; cursor: pointer; transition: var(--transition); text-decoration: none; white-space: nowrap; outline: none; }
.btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover, .btn-primary:focus { background: var(--color-primary-hover); color: #fff; }
.btn-secondary { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
.btn-secondary:hover, .btn-secondary:focus { background: rgba(27, 94, 58, 0.06); color: var(--color-primary-hover); }
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.site-header { background: rgba(247, 244, 238, 0.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--color-border); position: sticky; top: 0; z-index: 80; }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 20px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; color: var(--color-primary); letter-spacing: 0.02em; text-decoration: none; }
.brand-icon { width: 32px; height: 32px; border-radius: 50%; background: var(--color-primary); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 17px; flex: 0 0 32px; }
.main-nav { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.main-nav a { color: var(--color-text); font-size: 15px; font-weight: 500; position: relative; padding: 6px 0; text-decoration: none; }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--color-primary); transition: var(--transition); }
.main-nav a:hover::after, .main-nav a:focus::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--color-primary); font-weight: 700; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: transparent; border: none; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--color-text); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.breadcrumb { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 14px; color: var(--color-muted); padding: 20px 0 0; }
.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: #B8B0A0; }
.breadcrumb .current { color: var(--color-primary); font-weight: 600; }
.page-hero { background: linear-gradient(180deg, #F7F4EE 0%, #EDE9DF 100%); border-bottom: 1px solid var(--color-border); padding: 48px 0 40px; }
.page-hero h1 { font-size: 36px; font-weight: 700; line-height: 1.35; margin: 12px 0 16px; color: var(--color-text); }
.page-hero .lead { font-size: 17px; color: var(--color-muted); max-width: 820px; line-height: 1.85; margin-bottom: 0; }
.data-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; margin-top: 28px; }
.data-hero-card { background: var(--color-surface); border-radius: var(--radius-md); border: 1px solid var(--color-border); padding: 24px; box-shadow: 0 4px 14px var(--color-shadow); }
.data-hero-card h2 { font-size: 18px; font-weight: 700; margin-bottom: 12px; color: var(--color-primary); }
.data-hero-card .stat-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--color-border); }
.data-hero-card .stat-row:last-child { border-bottom: none; }
.data-hero-card .stat-label { font-size: 14px; color: var(--color-muted); }
.data-hero-card .stat-value { font-size: 14px; font-weight: 600; color: var(--color-text); }
.data-hero-card .stat-value.up { color: #B33A2B; }
.data-hero-card .stat-value.down { color: #1B5E3A; }
.category-lead { font-size: 16px; color: var(--color-text); max-width: 820px; line-height: 1.85; background: var(--color-surface); border-left: 4px solid var(--color-primary); padding: 16px 20px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin-bottom: 24px; box-shadow: 0 2px 8px rgba(27,94,58,0.06); }
.data-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.data-card { background: var(--color-surface); border-radius: var(--radius-md); border: 1px solid var(--color-border); padding: 24px; box-shadow: 0 4px 14px var(--color-shadow); transition: var(--transition); display: flex; flex-direction: column; }
.data-card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(27,94,58,0.14); }
.data-card .card-tag { display: inline-block; align-self: flex-start; margin-bottom: 12px; }
.data-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--color-text); line-height: 1.45; }
.data-card p { font-size: 14px; color: var(--color-muted); line-height: 1.8; margin-bottom: 16px; flex-grow: 1; }
.data-card .card-meta { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--color-muted); margin-bottom: 12px; }
.data-card .read-more { font-size: 14px; font-weight: 600; color: var(--color-primary); display: inline-flex; align-items: center; gap: 6px; }
.data-card .read-more:hover { color: var(--color-primary-hover); }
.data-card .card-img { border-radius: var(--radius-sm); overflow: hidden; margin-bottom: 16px; }
.data-card .card-img img { width: 100%; height: 180px; object-fit: cover; }
.tool-card { background: var(--color-surface); border-radius: var(--radius-md); border: 1px solid var(--color-border); padding: 22px; box-shadow: 0 4px 14px var(--color-shadow); transition: var(--transition); text-align: center; }
.tool-card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(27,94,58,0.14); }
.tool-card .tool-icon { font-size: 32px; margin-bottom: 10px; }
.tool-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: var(--color-text); }
.tool-card p { font-size: 13px; color: var(--color-muted); margin-bottom: 0; line-height: 1.7; }
.tools-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-item { background: var(--color-surface); border-radius: var(--radius-md); border: 1px solid var(--color-border); padding: 22px; box-shadow: 0 4px 14px var(--color-shadow); position: relative; }
.step-item .step-num { position: absolute; top: -12px; left: 20px; background: var(--color-primary); color: #fff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; }
.step-item h3 { font-size: 16px; font-weight: 700; margin-top: 12px; margin-bottom: 8px; color: var(--color-text); }
.step-item p { font-size: 13px; color: var(--color-muted); line-height: 1.7; margin-bottom: 0; }
.faq-section { background-color: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.faq-list { max-width: 850px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item:last-child { border-bottom: none; }
.faq-question { width: 100%; text-align: left; background: transparent; border: none; padding: 18px 4px; font-size: 17px; font-weight: 600; color: var(--color-text); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-family: var(--font-sans); transition: var(--transition); }
.faq-question:hover { color: var(--color-primary); }
.faq-question .faq-icon { font-size: 22px; font-weight: 400; color: var(--color-muted); transition: transform 0.22s ease; flex-shrink: 0; }
.faq-question.open .faq-icon { transform: rotate(45deg); color: var(--color-primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; padding: 0 4px; }
.faq-answer.open { max-height: 500px; padding: 0 4px 18px; }
.faq-answer p { font-size: 15px; color: var(--color-muted); line-height: 1.8; margin-bottom: 0; }
.cta-banner { background: linear-gradient(135deg, #1B5E3A 0%, #174A2F 100%); border-radius: var(--radius-lg); padding: 48px 40px; color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-banner h2 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 10px; }
.cta-banner p { font-size: 15px; color: rgba(255,255,255,0.8); line-height: 1.8; margin-bottom: 0; max-width: 600px; }
.cta-banner .btn { background: var(--color-accent); color: #1A1A1A; border: none; }
.cta-banner .btn:hover { background: #C69216; color: #1A1A1A; }
.cta-banner .btn-secondary-white { background: transparent; border: 1px solid rgba(255,255,255,0.5); color: #fff; }
.cta-banner .btn-secondary-white:hover { background: rgba(255,255,255,0.1); color: #fff; }
.site-footer { background: #143D2B; color: #F0EEEA; padding: 48px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-brand .brand { color: #D9A21C; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(240,238,234,0.7); max-width: 320px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #D9A21C; margin-bottom: 14px; letter-spacing: 0.02em; }
.footer-col a { display: block; font-size: 14px; color: rgba(240,238,234,0.75); padding: 5px 0; transition: var(--transition); }
.footer-col a:hover { color: #D9A21C; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 13px; color: rgba(240,238,234,0.55); }
.footer-bottom a { color: rgba(240,238,234,0.75); }
.footer-bottom a:hover { color: #D9A21C; }
@media (max-width: 1024px) {
 .data-grid { grid-template-columns: repeat(2, 1fr); }
 .tools-grid { grid-template-columns: repeat(2, 1fr); }
 .steps-list { grid-template-columns: repeat(2, 1fr); }
 .data-hero-grid { grid-template-columns: 1fr; }
 .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
 .hamburger { display: flex; }
 .main-nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--color-bg); flex-direction: column; align-items: flex-start; gap: 0; padding: 16px 20px; border-bottom: 1px solid var(--color-border); box-shadow: 0 8px 24px rgba(27,94,58,0.1); z-index: 79; }
 .main-nav.open { display: flex; }
 .main-nav a { padding: 12px 0; width: 100%; font-size: 16px; border-bottom: 1px solid var(--color-border); }
 .main-nav a:last-child { border-bottom: none; }
 .main-nav a::after { display: none; }
 .nav-actions { display: none; }
 .nav-actions.mobile-open { display: flex; flex-direction: column; gap: 10px; width: 100%; padding: 16px 20px; position: absolute; top: 340px; left: 0; right: 0; background: var(--color-bg); border-bottom: 1px solid var(--color-border); z-index: 79; }
 .page-hero h1 { font-size: 26px; }
 .section-title { font-size: 22px; }
 .data-grid { grid-template-columns: 1fr; }
 .tools-grid { grid-template-columns: 1fr 1fr; }
 .steps-list { grid-template-columns: 1fr; }
 .cta-banner { padding: 32px 24px; }
 .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
 .container { padding: 0 16px; }
 .page-hero { padding: 32px 0; }
 .data-grid { grid-template-columns: 1fr; }
 .tools-grid { grid-template-columns: 1fr; }
 .cta-banner { flex-direction: column; text-align: center; }
 .cta-banner .btn { width: 100%; }
 .footer-bottom { flex-direction: column; text-align: center; }
 .brand { font-size: 18px; }
 .header-inner { min-height: 64px; }
 .main-nav { top: 64px; }
 .nav-actions.mobile-open { top: 308px; }
}

/* roulang page: category4 */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 52px 0;
        }
        .section-alt {
            background-color: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }
        .btn-secondary {
            background: transparent;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }
        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
            flex-wrap: wrap;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
        }
        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex: 0 0 32px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            padding: 18px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }
        .breadcrumb .sep {
            color: var(--color-border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--color-muted);
        }

        /* Hero */
        .hero-news {
            padding: 36px 0 44px;
            background: linear-gradient(180deg, #F7F4EE 0%, #F1EFE8 100%);
            border-bottom: 1px solid var(--color-border);
        }
        .hero-news-inner {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 48px;
            align-items: center;
        }
        .hero-news-text .badge {
            margin-bottom: 14px;
        }
        .hero-news-text h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 14px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }
        .hero-news-text .hero-lead {
            font-size: 17px;
            color: var(--color-muted);
            line-height: 1.85;
            max-width: 560px;
            margin-bottom: 24px;
        }
        .hero-news-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-news-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(27, 94, 58, 0.16);
            aspect-ratio: 3 / 4;
            background: var(--color-primary);
        }
        .hero-news-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .hero-news-visual:hover img {
            transform: scale(1.03);
        }
        .hero-news-visual .visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(26, 26, 26, 0.82) 100%);
            padding: 40px 20px 18px;
            color: #fff;
        }
        .hero-news-visual .visual-overlay .v-tag {
            display: inline-block;
            background: var(--color-accent);
            color: #1A1A1A;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            padding: 3px 10px;
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .hero-news-visual .visual-overlay p {
            font-size: 14px;
            margin: 0;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.6;
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-list-item {
            display: grid;
            grid-template-columns: 180px 1fr auto;
            gap: 24px;
            padding: 26px 4px;
            border-bottom: 1px solid var(--color-border);
            transition: var(--transition);
            align-items: start;
        }
        .news-list-item:first-child {
            border-top: 1px solid var(--color-border);
        }
        .news-list-item:hover {
            background: rgba(27, 94, 58, 0.025);
            padding-left: 10px;
        }
        .news-date {
            font-size: 13px;
            color: var(--color-muted);
            font-weight: 500;
            letter-spacing: 0.02em;
            padding-top: 4px;
        }
        .news-content {
            min-width: 0;
        }
        .news-content h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.5;
            margin: 0 0 8px;
            color: var(--color-text);
        }
        .news-content h3 a {
            color: inherit;
        }
        .news-content h3 a:hover {
            color: var(--color-primary);
        }
        .news-content p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            margin: 0 0 10px;
        }
        .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .read-more:hover {
            color: var(--color-primary-hover);
        }
        .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Topic Tags */
        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 20px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            transition: var(--transition);
            text-decoration: none;
            cursor: pointer;
        }
        .topic-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            box-shadow: 0 4px 16px var(--color-shadow);
            transform: translateY(-2px);
        }
        .topic-tag .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }

        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }
        .step-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            position: relative;
            transition: var(--transition);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 6px 24px var(--color-shadow);
        }
        .step-number {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .step-item h3 {
            font-size: 17px;
            font-weight: 600;
            margin: 0 0 8px;
            color: var(--color-text);
            line-height: 1.5;
        }
        .step-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 1px solid var(--color-border);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 4px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            font-size: 22px;
            font-weight: 400;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform 0.25s ease;
            display: inline-block;
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.32s ease, padding 0.32s ease;
            padding: 0 4px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 4px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            margin: 0;
        }

        /* CTA Section */
        .cta-news {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            color: #fff;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
            box-shadow: 0 10px 40px rgba(27, 94, 58, 0.28);
        }
        .cta-news h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 10px;
            color: #fff;
            line-height: 1.4;
        }
        .cta-news p {
            font-size: 15px;
            margin: 0;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.75;
            max-width: 560px;
        }
        .cta-news .btn {
            background: var(--color-accent);
            color: #1A1A1A;
            border-color: var(--color-accent);
            font-weight: 700;
        }
        .cta-news .btn:hover {
            background: #E8B83A;
            color: #1A1A1A;
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .brand {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
            text-decoration: none;
        }
        .footer-brand .brand .brand-icon {
            background: var(--color-accent);
            color: #1A1A1A;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(240, 238, 234, 0.72);
            line-height: 1.75;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.03em;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(240, 238, 234, 0.72);
            text-decoration: none;
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(240, 238, 234, 0.15);
            font-size: 13px;
            color: rgba(240, 238, 234, 0.6);
        }
        .footer-bottom a {
            color: rgba(240, 238, 234, 0.72);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-news-inner {
                grid-template-columns: 1fr 300px;
                gap: 32px;
            }
            .hero-news-text h1 {
                font-size: 28px;
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: nowrap;
                gap: 12px;
            }
            .hamburger {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-surface);
                flex-direction: column;
                padding: 16px 20px;
                gap: 0;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 12px 30px var(--color-shadow);
                z-index: 90;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 14px 0;
                border-bottom: 1px solid var(--color-border);
                width: 100%;
                font-size: 16px;
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .main-nav a::after {
                display: none;
            }
            .nav-actions {
                display: none;
            }
            .nav-actions.mobile-visible {
                display: flex;
                flex-direction: column;
                width: 100%;
                padding: 12px 20px;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-border);
                gap: 10px;
            }
            .nav-actions.mobile-visible .btn {
                width: 100%;
            }

            .hero-news-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-news-visual {
                max-width: 300px;
                margin: 0 auto;
                aspect-ratio: 3 / 4;
            }
            .hero-news-text h1 {
                font-size: 25px;
            }
            .news-list-item {
                grid-template-columns: 1fr;
                gap: 10px;
                padding: 20px 4px;
            }
            .news-date {
                padding-top: 0;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
                max-width: 300px;
            }
            .cta-news {
                grid-template-columns: 1fr;
                padding: 32px 24px;
                text-align: center;
            }
            .cta-news .btn {
                justify-self: center;
            }
            .section {
                padding: 40px 0;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .hero-news-text h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 22px;
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .hero-news-visual {
                max-width: 260px;
            }
            .cta-news {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
            .cta-news h2 {
                font-size: 20px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

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

        a:hover,
        a:focus {
            color: var(--color-primary-hover);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
            flex-wrap: wrap;
            padding: 10px 0;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex: 0 0 36px;
            box-shadow: 0 3px 10px rgba(27, 94, 58, 0.22);
        }

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

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }

        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }

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

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 90;
        }

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

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

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

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

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
            letter-spacing: 0.01em;
        }

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

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

        .btn:active {
            transform: translateY(1px);
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }

        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        /* Badge */
        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
            line-height: 1.6;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            margin: 20px 0 12px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            user-select: none;
            color: var(--color-border);
        }

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

        /* Sections */
        .section {
            padding: 56px 0;
        }

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        /* Card */
        .card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: 0 4px 14px var(--color-shadow);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 30px rgba(27, 94, 58, 0.16);
        }

        .card-body {
            padding: 24px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--color-text);
        }

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

        .card-title a:hover,
        .card-title a:focus {
            color: var(--color-primary);
        }

        .card-summary {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--color-muted);
            flex-wrap: wrap;
        }

        .card-meta .label {
            color: var(--color-primary);
            font-weight: 600;
        }

        .card-link {
            display: inline-block;
            font-weight: 600;
            font-size: 14px;
            color: var(--color-primary);
            text-decoration: none;
            margin-top: 8px;
        }

        .card-link:hover,
        .card-link:focus {
            color: var(--color-primary-hover);
        }

        /* Card with image */
        .card_img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--color-bg);
        }

        /* Feature card */
        .feature-card {
            display: flex;
            gap: 24px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: 0 4px 16px var(--color-shadow);
            padding: 28px;
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(27, 94, 58, 0.16);
        }

        .feature-card-img {
            flex: 0 0 220px;
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 180px;
        }

        .feature-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .feature-card-content {
            flex: 1;
        }

        .feature-card-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
        }

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

        .feature-card-title a:hover,
        .feature-card-title a:focus {
            color: var(--color-primary);
        }

        .feature-card-summary {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        /* List item */
        .list-item {
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border);
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: var(--transition);
        }

        .list-item:first-child {
            padding-top: 0;
        }

        .list-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .list-item-content {
            flex: 1;
        }

        .list-item-date {
            flex: 0 0 80px;
            font-size: 13px;
            color: var(--color-muted);
            padding-top: 4px;
        }

        .list-item-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 4px;
        }

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

        .list-item-title a:hover,
        .list-item-title a:focus {
            color: var(--color-primary);
        }

        .list-item-summary {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* Tool card */
        .tool-card {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 20px;
            transition: var(--transition);
            height: 100%;
            text-align: left;
        }

        .tool-card:hover {
            transform: translateY(-3px);
            border-color: var(--color-primary);
            box-shadow: 0 8px 24px var(--color-shadow);
        }

        .tool-card-icon {
            font-size: 26px;
            margin-bottom: 12px;
            color: var(--color-primary);
        }

        .tool-card-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }

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

        /* Step */
        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }

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

        .step-num {
            flex: 0 0 32px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
        }

        .step-content {
            flex: 1;
        }

        .step-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text);
        }

        .step-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
        }

        .faq-item:first-child {
            padding-top: 0;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            padding: 0;
            transition: var(--transition);
        }

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

        .faq-icon {
            flex: 0 0 24px;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 400;
            font-size: 16px;
            transition: var(--transition);
            color: var(--color-text);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.32s ease;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            padding-right: 40px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

        /* CTA */
        .cta-box {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 36px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-box h2 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .cta-box p {
            color: rgba(255,255,255,0.85);
            font-size: 15px;
            margin: 0;
            line-height: 1.7;
        }

        .cta-box .btn {
            flex-shrink: 0;
        }

        .cta-box .btn-primary {
            background: var(--color-accent);
            color: var(--color-text);
        }

        .cta-box .btn-primary:hover,
        .cta-box .btn-primary:focus {
            background: #c18f0f;
            color: var(--color-text);
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .brand {
            color: #fff;
            font-size: 20px;
            margin-bottom: 12px;
        }

        .footer-brand .brand-icon {
            background: var(--color-accent);
            color: var(--color-text);
        }

        .footer-brand p {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            text-decoration: none;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-col a:hover,
        .footer-col a:focus {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255,255,255,0.7);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
        }

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

        /* Fixed bottom CTA */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #fff;
            border-top: 1px solid var(--color-border);
            height: 68px;
            padding: 10px 20px;
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: 0 -4px 16px rgba(0,0,0,0.06);
        }

        .fixed-bottom-cta .cta-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
        }

        .fixed-bottom-cta .btn {
            flex-shrink: 0;
        }

        /* Grid helpers */
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

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

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        /* Page hero */
        .page-hero {
            padding: 40px 0 28px;
            background: linear-gradient(180deg, rgba(217,162,28,0.08) 0%, var(--color-bg) 100%);
            border-bottom: 1px solid var(--color-border);
        }

        .page-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .page-hero .lead {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 760px;
            line-height: 1.85;
            margin: 0;
        }

        /* Highlight panel */
        .highlight-panel {
            background: var(--color-surface);
            border-left: 4px solid var(--color-primary);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            border: 1px solid var(--color-border);
            border-left-width: 4px;
            border-left-color: var(--color-primary);
            margin: 16px 0;
        }

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

        /* Stats bar */
        .stats-bar {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin: 20px 0;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-muted);
        }

        .stat-item strong {
            color: var(--color-primary);
            font-weight: 700;
            font-size: 16px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

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

            .feature-card-img {
                flex: none;
                height: 200px;
            }

            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 10px;
            }

            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 8px;
                background: var(--color-surface);
                border-radius: var(--radius-md);
                padding: 16px;
                box-shadow: 0 10px 30px rgba(0,0,0,0.1);
                border: 1px solid var(--color-border);
            }

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

            .main-nav a {
                padding: 8px 0;
                font-size: 16px;
                width: 100%;
            }

            .nav-actions {
                flex-wrap: wrap;
            }

            .hamburger {
                display: flex;
            }

            .section {
                padding: 36px 0;
            }

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

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

            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .feature-card {
                padding: 20px;
            }

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

            .cta-box {
                flex-direction: column;
                text-align: center;
                align-items: stretch;
            }

            .cta-box .btn {
                align-self: center;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .fixed-bottom-cta {
                height: 60px;
                padding: 8px 16px;
            }

            .fixed-bottom-cta .cta-text {
                font-size: 12px;
            }

            .fixed-bottom-cta .btn {
                font-size: 13px;
                padding: 8px 14px;
            }

            .breadcrumb {
                margin: 16px 0 8px;
                font-size: 13px;
            }
        }

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

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

            .section-title {
                font-size: 20px;
            }

            .card-body {
                padding: 18px;
            }

            .card-title {
                font-size: 16px;
            }

            .feature-card {
                padding: 16px;
            }

            .feature-card-title {
                font-size: 17px;
            }

            .stats-bar {
                gap: 16px;
                padding: 12px 16px;
            }

            .stat-item {
                font-size: 13px;
            }

            .stat-item strong {
                font-size: 14px;
            }

            .btn {
                font-size: 14px;
                padding: 10px 18px;
            }

            .btn-lg {
                padding: 12px 22px;
                font-size: 15px;
            }

            .list-item {
                flex-direction: column;
                gap: 6px;
            }

            .list-item-date {
                flex: none;
                padding-top: 0;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #1B5E3A;
            --color-primary-hover: #174A2F;
            --color-accent: #D9A21C;
            --color-bg: #F7F4EE;
            --color-surface: #FFFFFF;
            --color-text: #1A1A1A;
            --color-muted: #6B6B6B;
            --color-border: #E2DCD0;
            --color-shadow: rgba(27, 94, 58, 0.10);
            --radius-sm: 10px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --font-sans: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: all 0.22s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover,
        a:focus {
            color: var(--color-primary-hover);
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 56px 0;
        }

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .badge {
            display: inline-block;
            border-radius: 999px;
            background: rgba(217, 162, 28, 0.14);
            color: #B18417;
            font-size: 13px;
            padding: 4px 12px;
            letter-spacing: 0.02em;
            font-weight: 500;
            line-height: 1.5;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
            outline: none;
            -webkit-tap-highlight-color: transparent;
        }

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

        .btn:active {
            transform: translateY(1px);
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            color: #fff;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(27, 94, 58, 0.06);
            color: var(--color-primary-hover);
        }

        .btn-sm {
            padding: 9px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 16px;
        }

        /* Header */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 80;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand:hover,
        .brand:focus {
            color: var(--color-primary-hover);
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex: 0 0 32px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--color-text);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: var(--transition);
        }

        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
        }

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

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 100;
        }

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

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

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

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

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            padding: 16px 0 0;
            margin-bottom: 8px;
            list-style: none;
        }

        .breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }

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

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

        .breadcrumb .current {
            color: var(--color-muted);
            font-weight: 400;
        }

        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, #F7F4EE 0%, #EDE9DF 100%);
            padding: 36px 0 28px;
            border-bottom: 1px solid var(--color-border);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(27, 94, 58, 0.06);
            pointer-events: none;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(217, 162, 28, 0.08);
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .category-hero .lead {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 780px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 16px;
            align-items: center;
        }

        .hero-stat {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            background: var(--color-surface);
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
        }

        .hero-stat strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        /* Card styles */
        .intel-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: 0 4px 14px var(--color-shadow);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .intel-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(27, 94, 58, 0.16);
        }

        .intel-card .card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #E8E4DA;
        }

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

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

        .intel-card .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }

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

        .intel-card .card-date {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .intel-card .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.55;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .intel-card .card-excerpt {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
        }

        .intel-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .intel-card .card-link:hover {
            color: var(--color-primary-hover);
            gap: 10px;
        }

        /* Tool grid */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .tool-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 14px;
            text-decoration: none;
            color: var(--color-text);
        }

        .tool-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(27, 94, 58, 0.12);
            color: var(--color-text);
            border-color: rgba(27, 94, 58, 0.3);
        }

        .tool-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(27, 94, 58, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
            color: var(--color-primary);
        }

        .tool-info h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text);
        }

        .tool-info p {
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Step list */
        .step-list {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            counter-reset: step;
        }

        .step-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            position: relative;
            transition: var(--transition);
        }

        .step-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(27, 94, 58, 0.12);
        }

        .step-number {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 12px;
        }

        .step-item h3 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
            line-height: 1.5;
        }

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

        /* FAQ */
        .faq-list {
            border-top: 1px solid var(--color-border);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 4px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            line-height: 1.6;
            transition: var(--transition);
            -webkit-tap-highlight-color: transparent;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 400;
            color: var(--color-primary);
            transition: var(--transition);
            background: var(--color-surface);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .faq-answer {
            display: none;
            padding: 0 4px 20px;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            display: block;
            animation: fadeIn 0.25s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* CTA panel */
        .cta-panel {
            background: linear-gradient(140deg, #1B5E3A 0%, #174A2F 100%);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(217, 162, 28, 0.15);
            pointer-events: none;
        }

        .cta-panel::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: 30%;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            pointer-events: none;
        }

        .cta-panel .cta-content {
            position: relative;
            z-index: 2;
            flex: 1;
            min-width: 260px;
        }

        .cta-panel h2 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .cta-panel p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 0;
            line-height: 1.8;
        }

        .cta-panel .cta-actions {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 12px;
            flex-shrink: 0;
        }

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

        .cta-panel .btn-light:hover {
            background: #EDE9DF;
            color: var(--color-primary-hover);
        }

        .cta-panel .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.65);
            color: #fff;
        }

        .cta-panel .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        /* More topics */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .topic-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: var(--transition);
            text-decoration: none;
            color: var(--color-text);
            display: block;
        }

        .topic-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(27, 94, 58, 0.12);
            color: var(--color-text);
            border-color: rgba(27, 94, 58, 0.3);
        }

        .topic-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .topic-card p {
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 0;
            line-height: 1.75;
        }

        /* Footer */
        .site-footer {
            background: #143D2B;
            color: #F0EEEA;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .brand {
            color: #F0EEEA;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }

        .footer-brand .brand .brand-icon {
            background: var(--color-accent);
            color: #143D2B;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(240, 238, 234, 0.72);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #D9A21C;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(240, 238, 234, 0.78);
            text-decoration: none;
            margin-bottom: 8px;
            transition: var(--transition);
            line-height: 1.7;
        }

        .footer-col a:hover {
            color: #D9A21C;
        }

        .footer-bottom {
            border-top: 1px solid rgba(240, 238, 234, 0.15);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(240, 238, 234, 0.65);
        }

        .footer-bottom a {
            color: rgba(240, 238, 234, 0.65);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #D9A21C;
        }

        /* Sticky bottom bar */
        .sticky-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #FFF;
            border-top: 1px solid var(--color-border);
            z-index: 50;
            padding: 10px 20px;
            min-height: 64px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06);
        }

        .sticky-bar-inner {
            max-width: 1200px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .sticky-bar-text {
            font-size: 14px;
            color: var(--color-text);
            font-weight: 500;
            line-height: 1.5;
        }

        .sticky-bar-text strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        .sticky-bar .btn {
            flex-shrink: 0;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .tool-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .step-list {
                grid-template-columns: repeat(3, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .lead {
                font-size: 15px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(247, 244, 238, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 20px 20px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 0;
                font-size: 16px;
                border-bottom: 1px solid rgba(226, 220, 208, 0.5);
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .main-nav a::after {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .nav-actions {
                display: flex;
                gap: 8px;
            }
            .nav-actions .btn {
                padding: 9px 14px;
                font-size: 13px;
            }
            .header-inner {
                min-height: 64px;
                gap: 12px;
            }
            .tool-grid {
                grid-template-columns: 1fr;
            }
            .step-list {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .cta-panel {
                padding: 28px 22px;
                flex-direction: column;
                text-align: left;
                align-items: flex-start;
            }
            .cta-panel h2 {
                font-size: 20px;
            }
            .cta-panel .cta-actions {
                width: 100%;
                flex-wrap: wrap;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .sticky-bar {
                padding: 8px 16px;
                min-height: 58px;
            }
            .sticky-bar-text {
                font-size: 13px;
            }
            .sticky-bar .btn {
                padding: 9px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 21px;
            }
            .section-title {
                font-size: 20px;
            }
            .intel-card .card-body {
                padding: 16px 18px 18px;
            }
            .intel-card .card-title {
                font-size: 16px;
            }
            .nav-actions {
                gap: 6px;
            }
            .nav-actions .btn {
                padding: 8px 12px;
                font-size: 12px;
            }
            .brand {
                font-size: 18px;
            }
            .sticky-bar-inner {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .sticky-bar .btn {
                width: 100%;
            }
            .cta-panel .cta-actions {
                flex-direction: column;
            }
            .cta-panel .cta-actions .btn {
                width: 100%;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 2px;
            }
        }