/* roulang page: index */
:root {
            --color-primary: #1B5D3B;
            --color-primary-dark: #123F28;
            --color-accent: #C99B3F;
            --color-bg: #F7F4EE;
            --color-text: #1F2421;
            --color-text-secondary: #3E4A43;
            --color-emphasis: #A62C2C;
            --color-border: #E2DCD0;
            --color-card-bg: #FCFAF5;
            --color-card-white: #FFFFFF;
            --color-footer-bg: #14261C;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow: 0 1px 2px rgba(31, 36, 33, 0.04);
            --shadow-hover: 0 4px 12px rgba(31, 36, 33, 0.08);
            --transition: 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            --container-max: 1200px;
            --spacing-section: 72px;
            --spacing-gap: 24px;
        }

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

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

        body {
            font-family: var(--font-stack);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 15px;
            font-weight: 400;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== Header ========== */
        .site-header {
            background: rgba(247, 244, 238, 0.94);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 22px;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            color: var(--color-primary);
            font-size: 26px;
            line-height: 1;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition), border-color var(--transition);
        }

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

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

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        /* ========== Hero ========== */
        .hero {
            padding: 80px 0 64px;
            background-image: url('/assets/images/120927aed2f1114a.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            isolation: isolate;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(247, 244, 238, 0.88);
            z-index: -1;
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 56px;
            align-items: center;
            min-height: 380px;
        }

        .hero-content h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }

        .hero-sub {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin-bottom: 28px;
            line-height: 1.85;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
            min-height: 44px;
            border: 1px solid transparent;
            letter-spacing: 0.3px;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow);
        }

        .btn-outline {
            background: transparent;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-outline:hover {
            background: rgba(27, 93, 59, 0.08);
            transform: translateY(-1px);
        }

        .hero-panel {
            background: rgba(252, 250, 245, 0.92);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .map-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .map-tag {
            padding: 5px 12px;
            font-size: 12px;
            font-weight: 500;
            border-radius: 20px;
            background: rgba(27, 93, 59, 0.1);
            color: var(--color-primary);
            border: 1px solid rgba(27, 93, 59, 0.2);
            letter-spacing: 0.3px;
        }

        .map-tag.gold {
            background: rgba(201, 155, 63, 0.12);
            color: #8a6420;
            border-color: rgba(201, 155, 63, 0.3);
        }

        .map-tag.red {
            background: rgba(166, 44, 44, 0.08);
            color: var(--color-emphasis);
            border-color: rgba(166, 44, 44, 0.25);
        }

        .hero-panel-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-top: 4px;
        }

        .hero-entry-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .hero-entry-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 14px;
            border-radius: var(--radius-xs);
            background: #fff;
            border: 1px solid var(--color-border);
            font-size: 13px;
            transition: all var(--transition);
        }

        .hero-entry-list li:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-hover);
            transform: translateX(3px);
        }

        .entry-name {
            font-weight: 500;
            color: var(--color-text);
        }

        .entry-status {
            font-size: 11px;
            color: var(--color-emphasis);
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .entry-status.live {
            color: var(--color-primary);
        }

        /* ========== Sections ========== */
        .section {
            padding: var(--spacing-section) 0;
        }

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

        .section-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 650;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.85;
            margin-bottom: 30px;
        }

        /* ========== Pain points ========== */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-gap);
            margin-top: 20px;
        }

        .pain-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }

        .pain-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(27, 93, 59, 0.3);
        }

        .pain-card-icon {
            font-size: 22px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }

        .pain-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .pain-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ========== Solution text ========== */
        .solution-text {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            max-width: 860px;
        }

        .solution-text p+p {
            margin-top: 1.2em;
        }

        /* ========== Steps ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
            margin-top: 20px;
        }

        .step-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 22px 18px;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            text-align: left;
        }

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

        .step-number {
            font-size: 30px;
            font-weight: 700;
            color: rgba(27, 93, 59, 0.25);
            margin-bottom: 8px;
            line-height: 1;
        }

        .step-card h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .step-card p {
            font-size: 12.5px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== Metrics ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-gap);
            margin-top: 20px;
        }

        .metric-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 26px 22px;
            box-shadow: var(--shadow);
            text-align: center;
        }

        .metric-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .metric-label {
            font-size: 12.5px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== Deep article ========== */
        .deep-article {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 36px 32px;
            box-shadow: var(--shadow);
        }

        .deep-article h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .deep-article p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 1.2em;
        }

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

        /* ========== Testimonials ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-gap);
            margin-top: 20px;
        }

        .testimonial-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 24px 22px;
            box-shadow: var(--shadow);
            font-size: 13.5px;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        .testimonial-card .author {
            display: block;
            margin-top: 14px;
            font-weight: 600;
            color: var(--color-primary);
            font-size: 13px;
            letter-spacing: 0.3px;
        }

        /* ========== Audience ========== */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 20px;
        }

        .audience-tag {
            background: rgba(27, 93, 59, 0.08);
            border: 1px solid rgba(27, 93, 59, 0.2);
            color: var(--color-primary);
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            font-size: 13.5px;
            font-weight: 500;
            text-align: center;
            transition: all var(--transition);
        }

        .audience-tag:hover {
            background: rgba(27, 93, 59, 0.15);
            transform: translateY(-2px);
        }

        /* ========== News ========== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 20px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            align-items: flex-start;
        }

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-left: 3px solid var(--color-primary);
            transform: translateX(2px);
        }

        .news-date {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.5px;
            padding-top: 2px;
            min-width: 85px;
        }

        .news-body {
            flex: 1;
        }

        .news-body h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .news-body p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 10px;
        }

        .btn-read-more {
            background: none;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
            padding: 6px 16px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-xs);
            cursor: pointer;
            transition: all var(--transition);
            min-height: 36px;
        }

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

        /* ========== Data panel ========== */
        .data-panel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 20px;
        }

        .data-panel-item {
            background: rgba(27, 93, 59, 0.06);
            border: 1px solid rgba(27, 93, 59, 0.15);
            border-radius: var(--radius-sm);
            padding: 24px 18px;
            text-align: center;
            transition: all var(--transition);
        }

        .data-panel-item:hover {
            background: rgba(27, 93, 59, 0.12);
            transform: translateY(-2px);
        }

        .data-panel-number {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .data-panel-label {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }

        /* ========== Brand intro ========== */
        .brand-intro {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            max-width: 800px;
        }

        .brand-intro p+p {
            margin-top: 1.2em;
        }

        /* ========== Category entry ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
            margin-top: 20px;
        }

        .category-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 22px 18px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }

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

        .category-card-icon {
            width: 44px;
            height: 44px;
            background: rgba(27, 93, 59, 0.1);
            color: var(--color-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
        }

        .category-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
        }

        .category-card p {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== CTA ========== */
        .cta-area {
            background: rgba(27, 93, 59, 0.05);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 36px 32px;
            text-align: center;
            max-width: 760px;
            margin: 0 auto;
        }

        .cta-area h2 {
            font-size: 24px;
            font-weight: 650;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .cta-area p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 22px;
        }

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

        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            font-size: 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xs);
            background: #fff;
            font-family: var(--font-stack);
            transition: border-color var(--transition);
            min-height: 44px;
        }

        .subscribe-form input:focus {
            border-color: var(--color-accent);
            outline: none;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
            font-size: 12px;
            letter-spacing: 0.3px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            font-size: 12.5px;
            margin-bottom: 10px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 11.5px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom .links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        .footer-bottom .links a {
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-bottom .links a:hover {
            color: var(--color-accent);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 56px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-content h1 {
                font-size: 32px;
            }
            .pain-grid,
            .steps-grid,
            .metrics-grid,
            .audience-grid,
            .data-panel-grid,
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .main-nav {
                gap: 20px;
            }
            .main-nav a {
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 44px;
            }
            .container {
                padding: 0 18px;
            }
            .site-header {
                padding: 10px 0;
                position: sticky;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--color-border);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 18px;
                box-shadow: var(--shadow-hover);
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                padding: 12px 0;
                width: 100%;
                border-bottom: 1px solid var(--color-border);
                font-size: 14px;
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .hero {
                padding: 48px 0 40px;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-sub {
                font-size: 14px;
            }
            .hero-panel {
                padding: 20px 16px;
            }
            .pain-grid,
            .steps-grid,
            .metrics-grid,
            .audience-grid,
            .data-panel-grid,
            .category-grid,
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .section-title {
                font-size: 22px;
            }
            .deep-article {
                padding: 24px 18px;
            }
            .deep-article h3 {
                font-size: 18px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
                padding: 14px 16px;
            }
            .news-date {
                min-width: auto;
            }
            .category-card {
                padding: 16px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-form {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .btn {
                padding: 10px 18px;
                font-size: 13px;
            }
            .metric-number,
            .data-panel-number {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .hero {
                padding: 36px 0 32px;
            }
            .hero-content h1 {
                font-size: 22px;
                line-height: 1.3;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn {
                width: 100%;
            }
            .section-title {
                font-size: 20px;
            }
            .map-tag {
                font-size: 11px;
                padding: 3px 10px;
            }
            .hero-entry-list li {
                font-size: 12px;
                padding: 8px 10px;
            }
        }

/* roulang page: category2 */
:root {
  --color-primary: #1B5D3B;
  --color-primary-dark: #123F28;
  --color-accent: #C99B3F;
  --color-bg: #F7F4EE;
  --color-text: #1F2421;
  --color-text-secondary: #3E4A43;
  --color-emphasis: #A62C2C;
  --color-border: #E2DCD0;
  --color-card-bg: #FCFAF5;
  --color-card-white: #FFFFFF;
  --color-footer-bg: #14261C;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --shadow: 0 1px 2px rgba(31, 36, 33, 0.04);
  --shadow-hover: 0 4px 12px rgba(31, 36, 33, 0.08);
  --transition: 0.25s ease;
  --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --container-max: 1200px;
  --spacing-section: 72px;
  --spacing-gap: 24px;
}

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

body {
  font-family: var(--font-stack);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.85;
  font-size: 15px;
  font-weight: 400;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}

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

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
}

/* Header */
.site-header {
  background: rgba(247, 244, 238, 0.94);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 22px;
  color: var(--color-primary);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

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

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--color-primary);
  font-size: 26px;
  line-height: 1;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: nowrap;
}

.main-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.3px;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  position: relative;
  transition: color var(--transition), border-color var(--transition);
}

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

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

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 28px 0 8px;
  letter-spacing: 0.2px;
}

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

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

.breadcrumb .sep {
  margin: 0 8px;
  color: var(--color-border);
}

/* Category intro */
.category-intro {
  padding: 40px 0 52px;
}

.category-intro h1 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}

.category-intro p {
  font-size: 16px;
  color: var(--color-text-secondary);
  max-width: 840px;
  line-height: 1.9;
  margin-bottom: 0;
}

/* Section */
.section {
  padding: 32px 0 56px;
}

.section-header {
  margin-bottom: 28px;
}

.section-header h2 {
  font-size: 26px;
  font-weight: 650;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 8px;
  letter-spacing: 0.2px;
}

.section-header p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* Article cards */
.article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.article-card {
  background: var(--color-card-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

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

.article-card .tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary);
  background: #E8F0EA;
  border-radius: 4px;
  padding: 3px 8px;
  margin-bottom: 10px;
  align-self: flex-start;
}

.article-card .date {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.article-card h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: 10px;
}

.article-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 14px;
  flex-grow: 1;
}

.article-card .read-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.article-card .read-link:hover {
  color: var(--color-primary-dark);
}

/* Featured deep reading */
.featured-reading {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.featured-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

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

.featured-card .featured-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-accent);
  background: #FAF3E6;
  border-radius: 4px;
  padding: 3px 8px;
  margin-bottom: 10px;
  align-self: flex-start;
}

.featured-card h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text);
  margin-bottom: 10px;
}

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

.featured-card .meta {
  font-size: 12px;
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
}

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

.data-entry {
  background: var(--color-card-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  box-shadow: var(--shadow);
  text-align: left;
}

.data-entry .data-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  line-height: 1.2;
}

.data-entry .data-label {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* FAQ */
.faq-section {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px 40px;
}

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

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

.faq-question {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.faq-question .faq-tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  background: #E8F0EA;
  border-radius: 4px;
  padding: 2px 6px;
  flex-shrink: 0;
}

.faq-answer {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.85;
  padding-left: 28px;
}

/* CTA */
.cta-section {
  padding: 40px 0 64px;
}

.cta-box {
  background: var(--color-card-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-box h2 {
  font-size: 24px;
  font-weight: 650;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 8px;
}

.cta-box p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 0;
  max-width: 480px;
}

.cta-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.cta-form input {
  width: 240px;
  padding: 12px 16px;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.cta-form input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(201, 155, 63, 0.15);
  outline: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  box-shadow: 0 2px 8px rgba(27, 93, 59, 0.2);
}

.btn-secondary {
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-bg);
  color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

/* More link */
.more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  padding: 10px 18px;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

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

/* Footer */
.site-footer {
  background: var(--color-footer-bg);
  color: rgba(255, 255, 255, 0.75);
  padding: 52px 0 32px;
  font-size: 13px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.8fr 0.8fr;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-brand {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

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

.footer-col a {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 8px;
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom .links {
  display: flex;
  gap: 8px;
  align-items: center;
}

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

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

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

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(247, 244, 238, 0.98);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 8px 24px rgba(31, 36, 33, 0.08);
    padding: 12px 28px;
  }
  .main-nav.open {
    display: flex;
  }
  .main-nav a {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
    width: 100%;
  }
  .main-nav a:last-child {
    border-bottom: none;
  }
  .main-nav a.active {
    border-bottom-color: var(--color-primary);
  }
  .category-intro h1 {
    font-size: 28px;
  }
  .featured-reading {
    grid-template-columns: 1fr;
  }
  .data-entries {
    grid-template-columns: 1fr;
  }
  .cta-box {
    padding: 32px 24px;
  }
  .cta-form input {
    width: 100%;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }
  .category-intro h1 {
    font-size: 24px;
  }
  .section-header h2 {
    font-size: 22px;
  }
  .article-card,
  .featured-card {
    padding: 18px;
  }
  .faq-section {
    padding: 24px 20px;
  }
  .cta-box {
    padding: 24px 18px;
  }
}

/* roulang page: category3 */
:root {
            --color-primary: #1B5D3B;
            --color-primary-dark: #123F28;
            --color-accent: #C99B3F;
            --color-bg: #F7F4EE;
            --color-text: #1F2421;
            --color-text-secondary: #3E4A43;
            --color-emphasis: #A62C2C;
            --color-border: #E2DCD0;
            --color-card-bg: #FCFAF5;
            --color-card-white: #FFFFFF;
            --color-footer-bg: #14261C;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow: 0 1px 2px rgba(31, 36, 33, 0.04);
            --shadow-hover: 0 4px 12px rgba(31, 36, 33, 0.08);
            --transition: 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            --container-max: 1200px;
            --spacing-section: 60px;
            --spacing-gap: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 15px;
            font-weight: 400;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ========== Header ========== */
        .site-header {
            background: rgba(247, 244, 238, 0.96);
            border-bottom: 1px solid var(--color-border);
            padding: 13px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 21px;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-link:hover {
            color: var(--color-primary-dark);
        }
        .logo-icon {
            width: 31px;
            height: 31px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-primary);
            font-size: 24px;
            line-height: 1;
            border-radius: 6px;
        }
        .nav-toggle:hover {
            background: rgba(27, 93, 59, 0.06);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 30px;
            flex-wrap: nowrap;
        }
        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition), border-color var(--transition);
        }
        .main-nav a:hover {
            color: var(--color-primary);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            border-bottom-color: var(--color-primary);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        /* ========== 面包屑 ========== */
        .breadcrumb-section {
            padding: 32px 0 16px;
        }
        .breadcrumb-nav {
            font-size: 13px;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--color-primary);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary-dark);
        }
        .breadcrumb-nav .separator {
            color: var(--color-border);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--color-text-secondary);
            font-weight: 500;
        }
        /* ========== 分类页标题 ========== */
        .category-hero {
            padding: 20px 0 40px;
            border-bottom: 1px solid var(--color-border);
        }
        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.18;
            color: var(--color-text);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .category-hero .lead-text {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            max-width: 760px;
            margin-bottom: 0;
        }
        /* ========== 通用板块 ========== */
        .section-block {
            padding: var(--spacing-section) 0;
        }
        .section-block.alt-bg {
            background: #F0ECE3;
        }
        .section-block .section-title {
            font-size: 26px;
            font-weight: 650;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: 0.2px;
        }
        .section-block .section-desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 30px;
            max-width: 720px;
        }
        /* ========== 卡片 ========== */
        .custom-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .custom-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .custom-card .card-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 5px;
            background: rgba(27, 93, 59, 0.08);
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .custom-card .card-tag.accent-tag {
            background: rgba(201, 155, 63, 0.12);
            color: #6B4E1B;
        }
        .custom-card .card-tag.emphasis-tag {
            background: rgba(166, 44, 44, 0.08);
            color: var(--color-emphasis);
        }
        .custom-card h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 10px;
        }
        .custom-card p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            flex-grow: 1;
        }
        .custom-card .card-meta {
            font-size: 12px;
            color: #7A8178;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 14px;
            align-items: center;
        }
        .custom-card .card-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            margin-top: 10px;
        }
        .custom-card .card-link:hover {
            color: var(--color-primary-dark);
        }
        /* ========== 列表条目 ========== */
        .list-item {
            display: flex;
            gap: 18px;
            padding: 20px 4px;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition), padding-left var(--transition);
            border-radius: 6px;
            align-items: flex-start;
        }
        .list-item:hover {
            background: rgba(27, 93, 59, 0.03);
            padding-left: 10px;
        }
        .list-item:last-child {
            border-bottom: none;
        }
        .list-item .date-block {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background: rgba(27, 93, 59, 0.06);
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 12px;
            line-height: 1.3;
        }
        .list-item .date-block .day {
            font-size: 18px;
            font-weight: 700;
        }
        .list-item .list-content {
            flex: 1;
            min-width: 0;
        }
        .list-item .list-content h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .list-item .list-content p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
        }
        .list-item .list-content .list-meta {
            font-size: 12px;
            color: #7A8178;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 14px;
            align-items: center;
        }
        .badge-soft {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            padding: 2px 8px;
            border-radius: 4px;
            background: rgba(201, 155, 63, 0.12);
            color: #6B4E1B;
            letter-spacing: 0.4px;
        }
        .badge-soft.green {
            background: rgba(27, 93, 59, 0.08);
            color: var(--color-primary);
        }
        .badge-soft.red {
            background: rgba(166, 44, 44, 0.08);
            color: var(--color-emphasis);
        }
        /* ========== 深度阅读卡片 ========== */
        .deep-card {
            background: var(--color-card-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .deep-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .deep-card .deep-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #D8D2C6;
        }
        .deep-card .deep-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .deep-card .deep-body {
            padding: 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .deep-card .deep-body h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .deep-card .deep-body p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            flex-grow: 1;
        }
        .deep-card .deep-body .deep-meta {
            font-size: 12px;
            color: #7A8178;
        }
        /* ========== 数据小卡 ========== */
        .tool-mini-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: 10px;
            padding: 18px 16px;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
        }
        .tool-mini-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .tool-mini-card .tool-icon {
            font-size: 20px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }
        .tool-mini-card h4 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .tool-mini-card p {
            font-size: 13px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }
        /* ========== FAQ ========== */
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
        }
        .faq-item {
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .faq-item:first-child {
            padding-top: 0;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-item .faq-q {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.55;
            color: var(--color-text);
            margin-bottom: 8px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .faq-item .faq-q::before {
            content: '问';
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(27, 93, 59, 0.08);
            border-radius: 4px;
            padding: 2px 8px;
            margin-top: 3px;
            letter-spacing: 0.5px;
        }
        .faq-item .faq-a {
            font-size: 14px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            padding-left: 34px;
            margin-bottom: 0;
        }
        .faq-item .faq-a::before {
            content: '答';
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(201, 155, 63, 0.12);
            border-radius: 4px;
            padding: 2px 8px;
            margin-right: 8px;
            letter-spacing: 0.5px;
        }
        /* ========== CTA ========== */
        .cta-box {
            background: rgba(27, 93, 59, 0.04);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 36px 30px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .cta-box h3 {
            font-size: 20px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .cta-box p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 14px;
            font-weight: 600;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
            text-align: center;
            min-height: 44px;
            letter-spacing: 0.3px;
        }
        .btn-primary-custom {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary-custom:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 10px rgba(27, 93, 59, 0.2);
        }
        .btn-outline-custom {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }
        .btn-outline-custom:hover {
            background: rgba(27, 93, 59, 0.06);
            color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
        }
        .btn-accent-custom {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-accent-custom:hover {
            background: #B58A32;
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 10px rgba(201, 155, 63, 0.25);
        }
        /* ========== 订阅表单 ========== */
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 480px;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            font-size: 14px;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            background: var(--color-card-white);
            color: var(--color-text);
            font-family: var(--font-stack);
            transition: border-color var(--transition), box-shadow var(--transition);
            min-height: 44px;
        }
        .subscribe-form input::placeholder {
            color: #9A9F98;
        }
        .subscribe-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 155, 63, 0.15);
            outline: none;
        }
        /* ========== 分页/查看更多 ========== */
        .view-more-row {
            text-align: center;
            padding-top: 20px;
        }
        .view-more-row a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0;
            border-bottom: 1px dashed var(--color-primary);
        }
        .view-more-row a:hover {
            color: var(--color-primary-dark);
            border-bottom-color: var(--color-primary-dark);
        }
        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 30px;
            margin-top: 20px;
            font-size: 13px;
        }
        .site-footer .footer-inner {
            display: grid;
            grid-template-columns: 1.5fr 0.8fr 0.8fr 0.8fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .site-footer h4 {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.65);
            display: block;
            margin-bottom: 8px;
            font-size: 13px;
            transition: color var(--transition);
            line-height: 1.7;
        }
        .site-footer a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 24px;
            align-items: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
        }
        .site-footer .footer-bottom .links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }
        .site-footer .footer-bottom .links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 12px;
            margin-bottom: 0;
        }
        .site-footer .footer-bottom .links a:hover {
            color: var(--color-accent);
        }
        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 48px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .hero-inner {
                gap: 36px;
            }
            .main-nav {
                gap: 24px;
            }
            .site-footer .footer-inner {
                grid-template-columns: 1.2fr 0.8fr 0.8fr;
                gap: 28px;
            }
            .site-footer .footer-inner > div:last-child {
                display: none;
            }
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 40px;
            }
            .container {
                padding: 0 18px;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(247, 244, 238, 0.98);
                border-bottom: 1px solid var(--color-border);
                padding: 16px 20px;
                gap: 0;
                box-shadow: 0 8px 20px rgba(31, 36, 33, 0.06);
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                width: 100%;
                padding: 12px 0;
                font-size: 15px;
                border-bottom: none;
                border-bottom: 1px solid rgba(27, 93, 59, 0.06);
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .main-nav a.active {
                border-bottom: none;
                font-weight: 600;
            }
            .main-nav a.active::after {
                display: none;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .list-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 0;
            }
            .list-item .date-block {
                width: 48px;
                height: 48px;
                flex-direction: row;
                gap: 4px;
                font-size: 13px;
                padding: 0 10px;
                width: auto;
                height: auto;
                border-radius: 6px;
                padding: 6px 12px;
            }
            .list-item .date-block .day {
                font-size: 15px;
            }
            .cta-box {
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-form {
                width: 100%;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .site-footer .footer-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-inner > div:last-child {
                display: block;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .site-footer .footer-bottom .links {
                margin-left: 0;
            }
        }
        @media (max-width: 520px) {
            :root {
                --spacing-section: 32px;
            }
            .container {
                padding: 0 14px;
            }
            .logo-link {
                font-size: 18px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
                border-radius: 6px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .lead-text {
                font-size: 14px;
            }
            .section-block .section-title {
                font-size: 21px;
            }
            .custom-card {
                padding: 18px 16px;
            }
            .custom-card h3 {
                font-size: 16px;
            }
            .deep-card .deep-body {
                padding: 18px 16px;
            }
            .deep-card .deep-body h3 {
                font-size: 16px;
            }
            .cta-box {
                padding: 26px 20px;
            }
            .cta-box h3 {
                font-size: 18px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 13px;
                min-height: 44px;
            }
            .faq-item .faq-q {
                font-size: 15px;
            }
            .faq-item .faq-a {
                font-size: 13px;
                padding-left: 0;
            }
            .faq-item .faq-a::before {
                margin-right: 6px;
            }
        }
        /* ========== Bootstrap 覆盖 ========== */
        .row {
            --bs-gutter-x: 1.5rem;
            --bs-gutter-y: 1.5rem;
        }
        .g-4 {
            --bs-gutter-x: 1.3rem;
            --bs-gutter-y: 1.3rem;
        }

/* roulang page: category1 */
:root {
            --color-primary: #1B5D3B;
            --color-primary-dark: #123F28;
            --color-accent: #C99B3F;
            --color-bg: #F7F4EE;
            --color-text: #1F2421;
            --color-text-secondary: #3E4A43;
            --color-emphasis: #A62C2C;
            --color-border: #E2DCD0;
            --color-card-bg: #FCFAF5;
            --color-card-white: #FFFFFF;
            --color-footer-bg: #14261C;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow: 0 1px 2px rgba(31, 36, 33, 0.04);
            --shadow-hover: 0 4px 12px rgba(31, 36, 33, 0.08);
            --transition: 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            --container-max: 1200px;
            --spacing-section: 72px;
            --spacing-gap: 24px;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 15px;
            font-weight: 400;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== Header ========== */
        .site-header {
            background: rgba(247, 244, 238, 0.94);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 22px;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-link:hover {
            color: var(--color-primary-dark);
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            color: var(--color-primary);
            font-size: 26px;
            line-height: 1;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
            flex-wrap: nowrap;
        }
        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition), border-color var(--transition);
        }
        .main-nav a:hover {
            color: var(--color-primary);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            border-bottom-color: var(--color-primary);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        /* ========== Page Header ========== */
        .page-header {
            padding: 56px 0 40px;
            background-image: url('/assets/images/03a8f8007ea870af.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            isolation: isolate;
        }
        .page-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(247, 244, 238, 0.92);
            z-index: -1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--color-primary-dark);
        }
        .breadcrumb .separator {
            color: var(--color-accent);
            font-weight: 600;
        }
        .breadcrumb .current {
            color: var(--color-text-secondary);
            font-weight: 400;
        }
        .page-header h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text);
            margin: 0 0 16px 0;
            letter-spacing: 0.3px;
        }
        .page-header .intro-text {
            font-size: 15.5px;
            color: var(--color-text-secondary);
            max-width: 760px;
            line-height: 1.85;
            margin: 0;
        }
        .page-header .header-meta-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 18px;
        }
        .header-meta-tags .tag {
            background: rgba(27, 93, 59, 0.08);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(27, 93, 59, 0.2);
        }

        /* ========== Quick Stats Bar ========== */
        .quick-stats-section {
            padding: 28px 0;
            background: var(--color-card-bg);
            border-bottom: 1px solid var(--color-border);
        }
        .quick-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .quick-stat-item {
            background: var(--color-card-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .quick-stat-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .quick-stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }
        .quick-stat-label {
            font-size: 12.5px;
            color: var(--color-text-secondary);
            margin-top: 6px;
            letter-spacing: 0.2px;
        }

        /* ========== Section General ========== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--color-card-bg);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .section-header {
            margin-bottom: 32px;
        }
        .section-header h2 {
            font-size: 26px;
            font-weight: 650;
            line-height: 1.25;
            color: var(--color-text);
            margin: 0 0 8px 0;
            letter-spacing: 0.2px;
        }
        .section-header p {
            font-size: 14.5px;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 680px;
        }

        /* ========== League List Section ========== */
        .league-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .league-card {
            background: var(--color-card-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .league-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .league-card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            border-radius: 0;
        }
        .league-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .league-card-body {
            padding: 20px 24px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .league-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .league-card-meta .date {
            color: var(--color-text-secondary);
        }
        .league-card-meta .badge {
            background: rgba(27, 93, 59, 0.08);
            color: var(--color-primary);
            font-size: 11px;
            font-weight: 500;
            padding: 2px 10px;
            border-radius: 4px;
        }
        .league-card h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin: 0 0 10px 0;
        }
        .league-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0 0 16px 0;
            flex: 1;
        }
        .league-card .card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .league-card .card-link:hover {
            color: var(--color-primary-dark);
            gap: 8px;
        }
        .league-card .card-link::after {
            content: '→';
            font-size: 14px;
        }

        /* ========== View More ========== */
        .view-more-section {
            padding: 20px 0 0;
            text-align: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 14px;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }
        .btn-outline:hover {
            background: rgba(27, 93, 59, 0.06);
            color: var(--color-primary-dark);
        }

        /* ========== Featured Reading ========== */
        .featured-reading-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .featured-card {
            background: var(--color-card-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .featured-card-image {
            width: 100%;
            aspect-ratio: 3 / 2;
            overflow: hidden;
            border-radius: 0;
        }
        .featured-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .featured-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin: 0 0 10px 0;
        }
        .featured-card p {
            font-size: 13.5px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0 0 14px 0;
            flex: 1;
        }
        .featured-card .tag-group {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .featured-card .tag-group span {
            font-size: 11px;
            background: rgba(201, 155, 63, 0.12);
            color: var(--color-accent);
            padding: 2px 10px;
            border-radius: 4px;
            font-weight: 500;
        }
        .featured-card .read-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition);
        }
        .featured-card .read-link:hover {
            color: var(--color-primary-dark);
        }

        /* ========== Data Items ========== */
        .data-items-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .data-item-card {
            background: var(--color-card-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 24px 22px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .data-item-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .data-item-icon {
            width: 44px;
            height: 44px;
            background: rgba(27, 93, 59, 0.1);
            color: var(--color-primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .data-item-card h3 {
            font-size: 15.5px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin: 0 0 8px 0;
        }
        .data-item-card p {
            font-size: 13.5px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        .data-item-card .data-link {
            display: inline-block;
            margin-top: 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition);
        }
        .data-item-card .data-link:hover {
            color: var(--color-primary-dark);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--spacing-section) 0;
        }
        .faq-list {
            border-top: 1px solid var(--color-border);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 20px 0;
        }
        .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question:hover .faq-q-text {
            color: var(--color-primary);
        }
        .faq-tag {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(27, 93, 59, 0.08);
            padding: 2px 8px;
            border-radius: 4px;
            margin-top: 2px;
        }
        .faq-answer-tag {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(201, 155, 63, 0.1);
            padding: 2px 8px;
            border-radius: 4px;
            margin-top: 2px;
        }
        .faq-q-text {
            font-size: 15.5px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            transition: var(--transition);
        }
        .faq-a-text {
            font-size: 14.5px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 12px 0 0 34px;
            max-width: 760px;
        }
        .faq-a-text .faq-answer-tag {
            display: inline-block;
            margin-right: 8px;
            vertical-align: middle;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            padding: var(--spacing-section) 0;
        }
        .cta-box {
            background: rgba(27, 93, 59, 0.06);
            border: 1px solid rgba(27, 93, 59, 0.2);
            border-radius: var(--radius);
            padding: 38px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-box-text h2 {
            font-size: 22px;
            font-weight: 650;
            color: var(--color-text);
            margin: 0 0 8px 0;
            line-height: 1.3;
        }
        .cta-box-text p {
            font-size: 14.5px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }
        .cta-box .btn {
            white-space: nowrap;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 28px;
            font-size: 14px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px 0;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            margin-bottom: 8px;
            transition: color var(--transition);
            line-height: 1.6;
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px 24px;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom .links {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-bottom .links a {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            text-decoration: none;
            transition: color var(--transition);
        }
        .footer-bottom .links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom .links span {
            color: rgba(255, 255, 255, 0.35);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .quick-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .league-list-grid {
                grid-template-columns: 1fr;
            }
            .featured-reading-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-items-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                gap: 0;
                width: 100%;
                background: var(--color-card-bg);
                border-top: 1px solid var(--color-border);
                padding: 12px 0;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                box-shadow: 0 8px 20px rgba(31, 36, 33, 0.1);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 28px;
                font-size: 15px;
                border-bottom: none;
                width: 100%;
            }
            .main-nav a.active {
                background: rgba(27, 93, 59, 0.06);
                border-left: 3px solid var(--color-primary);
            }
            .main-nav a.active::after {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .site-header {
                padding: 10px 0;
            }
            .logo-link {
                font-size: 19px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
                border-radius: 6px;
            }
            .page-header {
                padding: 36px 0 28px;
            }
            .page-header h1 {
                font-size: 28px;
            }
            .quick-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .quick-stat-number {
                font-size: 22px;
            }
            .quick-stat-label {
                font-size: 11px;
            }
            .section {
                padding: 44px 0;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .league-card-body {
                padding: 16px 18px 18px;
            }
            .featured-reading-grid {
                grid-template-columns: 1fr;
            }
            .data-items-grid {
                grid-template-columns: 1fr;
            }
            .faq-q-text {
                font-size: 14.5px;
            }
            .faq-a-text {
                font-size: 13.5px;
                margin-left: 0;
            }
            .cta-box {
                padding: 26px 22px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-box-text h2 {
                font-size: 18px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            .quick-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .quick-stat-item {
                padding: 14px 12px;
            }
            .quick-stat-number {
                font-size: 19px;
            }
            .header-meta-tags .tag {
                font-size: 11px;
                padding: 3px 10px;
            }
            .league-card-image {
                aspect-ratio: 16 / 9;
            }
            .btn {
                padding: 10px 16px;
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1B5D3B;
            --color-primary-dark: #123F28;
            --color-accent: #C99B3F;
            --color-bg: #F7F4EE;
            --color-text: #1F2421;
            --color-text-secondary: #3E4A43;
            --color-emphasis: #A62C2C;
            --color-border: #E2DCD0;
            --color-card-bg: #FCFAF5;
            --color-card-white: #FFFFFF;
            --color-footer-bg: #14261C;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow: 0 1px 2px rgba(31, 36, 33, 0.04);
            --shadow-hover: 0 4px 12px rgba(31, 36, 33, 0.08);
            --transition: 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            --container-max: 1200px;
            --spacing-section: 72px;
            --spacing-gap: 24px;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 15px;
            font-weight: 400;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== Header ========== */
        .site-header {
            background: rgba(247, 244, 238, 0.94);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 22px;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            color: var(--color-primary);
            font-size: 26px;
            line-height: 1;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition), border-color var(--transition);
        }

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

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

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        /* ========== Category Hero ========== */
        .category-hero {
            padding: 72px 0 44px;
            background-image: url('/assets/images/03a8f8007ea870af.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            isolation: isolate;
            border-bottom: 1px solid var(--color-border);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(247, 244, 238, 0.92);
            z-index: -1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

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

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

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

        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .category-hero-sub {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 680px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        /* ========== Common Section Styles ========== */
        main {
            display: block;
            padding-bottom: 0;
        }

        section {
            padding: var(--spacing-section) 0;
        }

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

        .section-header h2 {
            font-size: 26px;
            font-weight: 650;
            line-height: 1.25;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .section-header p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.85;
        }

        .card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: box-shadow var(--transition), transform var(--transition);
            overflow: hidden;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            cursor: pointer;
            transition: background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
            line-height: 1.5;
            min-height: 44px;
        }

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

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

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

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

        .badge {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-xs);
            font-size: 11px;
            font-weight: 500;
            letter-spacing: 0.3px;
            background: #E8F0EA;
            color: var(--color-primary);
        }

        .badge-accent {
            background: #F5EEE0;
            color: #7A5B23;
        }

        .badge-emphasis {
            background: #F5E5E5;
            color: var(--color-emphasis);
        }

        /* ========== Category Intro ========== */
        .category-intro {
            padding: 48px 0 24px;
        }

        .intro-text {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            max-width: 860px;
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 22px 26px;
            box-shadow: var(--shadow);
        }

        /* ========== Intel List ========== */
        .intel-list {
            padding-top: 32px;
        }

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

        .intel-item {
            display: grid;
            grid-template-columns: 120px 1fr;
            gap: 20px;
            padding: 20px 16px;
            border-bottom: 1px solid var(--color-border);
            transition: background-color var(--transition), box-shadow var(--transition), transform var(--transition);
            border-radius: 0;
            background: transparent;
            box-shadow: none;
        }

        .intel-item:hover {
            background: var(--color-card-bg);
            box-shadow: var(--shadow);
            border-radius: var(--radius);
            transform: translateX(2px);
        }

        .intel-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding-top: 2px;
        }

        .intel-content h2 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.35;
            margin: 0 0 8px 0;
            color: var(--color-text);
        }

        .intel-content h2 a {
            color: var(--color-text);
            transition: color var(--transition);
        }

        .intel-content h2 a:hover {
            color: var(--color-primary);
        }

        .intel-meta-row {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        .intel-summary {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin: 0;
        }

        /* ========== Deep Read ========== */
        .deep-read {
            background: var(--color-card-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

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

        .deep-card {
            display: flex;
            flex-direction: column;
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
        }

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

        .deep-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            border-radius: 0;
        }

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

        .deep-card-body .badge {
            align-self: flex-start;
            margin-bottom: 10px;
        }

        .deep-card-body h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 10px 0;
            color: var(--color-text);
        }

        .deep-card-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 14px 0;
            flex: 1;
        }

        .deep-card-body a {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-primary);
            align-self: flex-start;
        }

        /* ========== Data Entries ========== */
        .data-entry-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .data-entry-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 20px 18px;
            box-shadow: var(--shadow);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

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

        .data-entry-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .data-entry-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .data-entry-desc {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-card-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            border-top: 1px solid var(--color-border);
        }

        .faq-item {
            padding: 18px 10px;
            border-bottom: 1px solid var(--color-border);
            display: grid;
            grid-template-columns: 40px 1fr;
            gap: 12px;
        }

        .faq-tag {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            background: #E8F0EA;
            border-radius: var(--radius-xs);
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .faq-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px 0;
            line-height: 1.45;
        }

        .faq-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin: 0;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            padding: 56px 0;
        }

        .cta-inner {
            background: var(--color-card-bg);
            border: 1px solid var(--color-primary);
            border-radius: var(--radius);
            padding: 36px 40px;
            text-align: center;
            box-shadow: var(--shadow);
        }

        .cta-inner h2 {
            font-size: 22px;
            font-weight: 650;
            color: var(--color-text);
            margin: 0 0 10px 0;
        }

        .cta-inner p {
            font-size: 14px;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto 22px;
            line-height: 1.85;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            max-width: 460px;
            margin: 0 auto;
        }

        .subscribe-form input[type="text"],
        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            font-size: 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xs);
            background: #fff;
            color: var(--color-text);
            transition: border-color var(--transition), box-shadow var(--transition);
            min-height: 44px;
            font-family: var(--font-stack);
        }

        .subscribe-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 155, 63, 0.15);
            outline: none;
        }

        /* ========== More Link Section ========== */
        .more-link-section {
            padding-top: 8px;
            padding-bottom: 72px;
            text-align: center;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 28px;
            font-size: 14px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            margin: 0 0 14px 0;
            letter-spacing: 0.5px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 8px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 22px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .links {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

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

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

        .footer-bottom .links span {
            color: rgba(255, 255, 255, 0.35);
        }

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

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

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

        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }

            .container {
                padding: 0 20px;
            }

            .nav-toggle {
                display: block;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(247, 244, 238, 0.98);
                flex-direction: column;
                gap: 0;
                padding: 16px 28px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 20px rgba(31, 36, 33, 0.06);
                align-items: flex-start;
                z-index: 99;
            }

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

            .main-nav a {
                padding: 10px 0;
                border-bottom: none;
                font-size: 15px;
                white-space: normal;
            }

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

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

            .category-hero h1 {
                font-size: 30px;
            }

            .intel-item {
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 16px 10px;
            }

            .intel-date {
                font-size: 12px;
            }

            .deep-read-grid {
                grid-template-columns: 1fr;
            }

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

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

            .cta-inner {
                padding: 24px 20px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --spacing-section: 44px;
            }

            .category-hero {
                padding: 48px 0 32px;
            }

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

            .section-header h2 {
                font-size: 21px;
            }

            .intel-content h2 {
                font-size: 16px;
            }

            .intel-summary {
                font-size: 13px;
            }

            .subscribe-form input[type="text"],
            .subscribe-form input[type="email"] {
                min-width: 100%;
            }

            .btn {
                width: 100%;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1B5D3B;
            --color-primary-dark: #123F28;
            --color-accent: #C99B3F;
            --color-bg: #F7F4EE;
            --color-text: #1F2421;
            --color-text-secondary: #3E4A43;
            --color-emphasis: #A62C2C;
            --color-border: #E2DCD0;
            --color-card-bg: #FCFAF5;
            --color-card-white: #FFFFFF;
            --color-footer-bg: #14261C;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow: 0 1px 2px rgba(31, 36, 33, 0.04);
            --shadow-hover: 0 4px 12px rgba(31, 36, 33, 0.08);
            --transition: 0.25s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            --container-max: 1200px;
            --spacing-section: 72px;
            --spacing-gap: 24px;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.85;
            font-size: 15px;
            font-weight: 400;
            overflow-x: hidden;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
            box-sizing: border-box;
        }

        /* ========== Header ========== */
        .site-header {
            background: rgba(247, 244, 238, 0.94);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 22px;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            color: var(--color-primary);
            font-size: 26px;
            line-height: 1;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
            flex-wrap: nowrap;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition), border-color var(--transition);
        }

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

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

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        /* ========== 分类头部 ========== */
        .category-head {
            padding: 56px 0 36px;
            background-image: url('/assets/images/970031725e1dc9bb.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            isolation: isolate;
            border-bottom: 1px solid var(--color-border);
        }

        .category-head::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(247, 244, 238, 0.92);
            z-index: -1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .sep {
            color: var(--color-border);
            font-weight: 400;
            user-select: none;
        }

        .category-head h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text);
            margin: 0 0 12px;
            letter-spacing: 0.3px;
        }

        .category-head .sub-line {
            font-size: 14px;
            color: var(--color-text-secondary);
            letter-spacing: 0.2px;
        }

        /* ========== Section 通用 ========== */
        .section {
            padding: var(--spacing-section) 0;
        }

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

        .section-alt-muted {
            background: #F1EDE5;
        }

        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .section-heading h2 {
            font-size: 27px;
            font-weight: 650;
            line-height: 1.25;
            color: var(--color-text);
            margin: 0;
            letter-spacing: 0.3px;
        }

        .section-heading .hint {
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
        }

        /* ========== 分类简介 ========== */
        .category-intro {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            max-width: 820px;
            margin: 0;
        }

        /* ========== 工具卡片列表 ========== */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-gap);
        }

        .tool-card {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 26px 24px;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
        }

        .tool-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: #d3c8b5;
        }

        .tool-card .tool-icon {
            width: 44px;
            height: 44px;
            background: rgba(27, 93, 59, 0.08);
            color: var(--color-primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
            border: 1px solid rgba(27, 93, 59, 0.15);
        }

        .tool-card h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--color-text);
            margin: 0;
        }

        .tool-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
            flex-grow: 1;
        }

        .tool-card .tool-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-top: 8px;
            border-top: 1px solid #EDE7DB;
        }

        .tool-card .badge {
            display: inline-block;
            padding: 4px 10px;
            font-size: 11px;
            font-weight: 500;
            border-radius: 4px;
            letter-spacing: 0.3px;
        }

        .badge-green {
            background: rgba(27, 93, 59, 0.1);
            color: var(--color-primary);
        }

        .badge-gold {
            background: rgba(201, 155, 63, 0.12);
            color: #7A5C1A;
        }

        .tool-card .tool-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
        }

        .tool-card .tool-link:hover {
            color: var(--color-primary-dark);
        }

        /* ========== 深度阅读 ========== */
        .depth-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-gap);
        }

        .depth-card {
            background: var(--color-card-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .depth-card .depth-img {
            aspect-ratio: 16 / 10;
            background: #e8e2d6;
            overflow: hidden;
        }

        .depth-card .depth-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }

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

        .depth-card .depth-body {
            padding: 24px 26px 26px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex-grow: 1;
        }

        .depth-card .depth-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }

        .depth-card h3 {
            font-size: 19px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin: 0;
        }

        .depth-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
            flex-grow: 1;
        }

        .depth-card .depth-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
        }

        /* ========== 数据集条目 ========== */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-gap);
        }

        .data-item {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 20px 22px;
            display: flex;
            align-items: center;
            gap: 18px;
            transition: box-shadow var(--transition), transform var(--transition);
        }

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

        .data-item .data-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            min-width: 68px;
            text-align: center;
            letter-spacing: -0.5px;
        }

        .data-item .data-info {
            flex: 1;
        }

        .data-item .data-info strong {
            display: block;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 2px;
        }

        .data-item .data-info span {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

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

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 20px 4px;
        }

        .faq-q {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.6;
        }

        .faq-q .faq-tag {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            background: rgba(27, 93, 59, 0.08);
            color: var(--color-primary);
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
        }

        .faq-a {
            padding-left: 38px;
            margin-top: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        .faq-a .faq-tag {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            background: rgba(201, 155, 63, 0.12);
            color: #7A5C1A;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            margin-right: 10px;
        }

        /* ========== CTA ========== */
        .cta-box {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-box .cta-text h2 {
            font-size: 22px;
            font-weight: 650;
            color: var(--color-text);
            margin: 0 0 6px;
        }

        .cta-box .cta-text p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 520px;
            line-height: 1.7;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: background-color var(--transition), color var(--transition), box-shadow var(--transition), border-color var(--transition);
            letter-spacing: 0.3px;
            text-align: center;
            min-height: 44px;
        }

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

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            box-shadow: 0 4px 10px rgba(27, 93, 59, 0.2);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }

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

        /* ========== 查看更多 ========== */
        .more-section {
            padding: 40px 0 56px;
            text-align: center;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.82);
            padding: 56px 0 24px;
            margin-top: 16px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.3px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.62);
            margin-bottom: 8px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            align-items: center;
            justify-content: space-between;
            padding-top: 22px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .links {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .footer-bottom .links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 12px;
            transition: color var(--transition);
        }

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

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

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

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

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

            :root {
                --spacing-section: 56px;
            }
        }

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

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #F7F4EE;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 28px 20px;
                gap: 14px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 12px 24px rgba(31, 36, 33, 0.08);
            }

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

            .main-nav a {
                font-size: 15px;
                padding: 8px 0;
                border-bottom: 1px solid transparent;
                width: 100%;
            }

            .main-nav a.active::after {
                bottom: 0;
            }

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

            .header-inner {
                gap: 16px;
            }

            .category-head h1 {
                font-size: 30px;
            }

            .cta-box {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 24px;
            }

            .section-heading {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            :root {
                --spacing-section: 44px;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 26px;
            }

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

            .container {
                padding: 0 20px;
            }

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

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

        @media (max-width: 520px) {
            .category-head h1 {
                font-size: 27px;
            }

            .category-head {
                padding: 40px 0 28px;
            }

            .data-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .data-item .data-num {
                min-width: auto;
                font-size: 26px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}