/* roulang page: index */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }

        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }

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

        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }

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

        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

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

        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }

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

        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }

        .nav-row::-webkit-scrollbar {
            height: 3px;
        }

        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }

        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 10px;
            flex-direction: column;
            gap: 5px;
            padding: 0;
        }

        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all 0.25s ease;
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 12px 0;
        }

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

        .mobile-menu .nav-link {
            display: block;
            padding: 14px 24px;
            font-size: 18px;
            border-bottom: 1px solid rgba(14, 85, 104, 0.05);
        }

        @media (max-width: 768px) {
            .brand-row {
                padding: 10px 0;
            }

            .search-box input {
                width: 100px;
            }

            .hot-tags {
                display: none;
            }

            .nav-row {
                display: none;
            }

            .hamburger {
                display: flex;
            }
        }

        /* Section basis */
        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: #fff;
        }

        .section-dark {
            background: var(--dark);
            color: #E6EEF0;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .section-tag::before {
            content: '';
            display: inline-block;
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-light);
            max-width: 680px;
            line-height: 1.8;
        }

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

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

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
        }

        /* Hero */
        .hero {
            position: relative;
            background: var(--dark);
            color: #fff;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
            padding: 80px 0;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/dadc619a2ece8a8f.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.45;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(19, 46, 54, 0.88) 0%, rgba(14, 85, 104, 0.65) 55%, rgba(19, 46, 54, 0.82) 100%);
        }

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

        .hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: 0.01em;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            max-width: 600px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            transition: all 0.25s ease;
            cursor: pointer;
            min-height: 44px;
            letter-spacing: 0.02em;
        }

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

        .btn-primary:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(229, 104, 58, 0.3);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.6);
        }

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

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

        .btn-outline-dark:hover {
            background: rgba(14, 85, 104, 0.06);
            border-color: var(--primary);
        }

        .hero-trust {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 28px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        .hero-trust span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust .dot {
            width: 6px;
            height: 6px;
            background: var(--secondary);
            border-radius: 50%;
            display: inline-block;
        }

        @media (max-width: 768px) {
            .hero {
                min-height: 420px;
                padding: 48px 0;
            }
            .hero h1 {
                font-size: 28px;
                line-height: 1.35;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
        }

        /* Card */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s ease;
        }

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

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
        }

        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #E8E2DA;
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .badge-accent {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }

        .badge-green {
            background: rgba(46, 139, 114, 0.12);
            color: var(--secondary);
        }

        .badge-gold {
            background: rgba(212, 162, 78, 0.15);
            color: #B8860B;
        }

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

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        @media (max-width: 1024px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .grid-3,
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }

        /* Feature card */
        .feature-card {
            padding: 28px 24px;
            text-align: left;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            height: 100%;
        }

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

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(14, 85, 104, 0.1);
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.75;
        }

        /* Scene */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
            padding: 20px 0;
        }

        .scene-row.reverse {
            direction: rtl;
        }

        .scene-row.reverse > * {
            direction: ltr;
        }

        .scene-img {
            width: 100%;
            aspect-ratio: 3/2;
            object-fit: cover;
            background: #E8E2DA;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }

        .scene-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 14px;
        }

        .scene-content p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .scene-link {
            color: var(--accent);
            font-weight: 600;
            font-size: 15px;
        }

        .scene-link:hover {
            color: var(--accent-dark);
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            .scene-row {
                grid-template-columns: 1fr;
                gap: 20px;
                padding: 10px 0;
            }
            .scene-row.reverse {
                direction: ltr;
            }
        }

        /* News list */
        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid rgba(14, 85, 104, 0.08);
            align-items: flex-start;
            transition: all 0.2s ease;
        }

        .news-item:hover {
            background: rgba(14, 85, 104, 0.02);
            padding-left: 8px;
        }

        .news-date {
            font-size: 13px;
            color: var(--text-light);
            white-space: nowrap;
            padding-top: 4px;
            min-width: 90px;
            font-weight: 500;
        }

        .news-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .news-content p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .news-readmore {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-readmore:hover {
            color: var(--accent-dark);
        }

        @media (max-width: 640px) {
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                min-width: auto;
                padding-top: 0;
            }
        }

        /* Comparison */
        .compare-table {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .compare-col {
            padding: 24px;
        }

        .compare-col.left {
            background: #FAF8F5;
            border-right: 1px solid var(--border);
        }

        .compare-col.right {
            background: rgba(46, 139, 114, 0.03);
        }

        .compare-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            color: var(--text-main);
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
        }

        .compare-col.left h4 {
            color: var(--text-light);
        }

        .compare-col.right h4 {
            color: var(--primary);
        }

        .compare-row {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(14, 85, 104, 0.05);
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
        }

        .compare-row:last-child {
            border-bottom: none;
        }

        .compare-check {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            margin-top: 3px;
        }

        .compare-check.green {
            background: rgba(46, 139, 114, 0.15);
            color: var(--secondary);
        }

        .compare-check.gray {
            background: rgba(107, 124, 132, 0.12);
            color: var(--text-light);
        }

        @media (max-width: 640px) {
            .compare-table {
                grid-template-columns: 1fr;
            }
            .compare-col.left {
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
        }

        /* Deep content */
        .deep-content {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 40px;
            max-width: 820px;
            margin: 0 auto;
        }

        .deep-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .deep-content h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin: 28px 0 12px;
        }

        .deep-content p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 16px;
            max-width: 68ch;
        }

        .deep-content ul {
            list-style: none;
            padding: 0;
            margin: 16px 0 20px;
        }

        .deep-content ul li {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            padding-left: 24px;
            position: relative;
            margin-bottom: 10px;
        }

        .deep-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 12px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        .deep-content blockquote {
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            margin: 20px 0;
            background: rgba(229, 104, 58, 0.05);
            border-radius: 0 8px 8px 0;
            font-size: 15px;
            color: var(--text-body);
            font-style: italic;
            line-height: 1.8;
        }

        @media (max-width: 640px) {
            .deep-content {
                padding: 24px 18px;
            }
            .deep-content h3 {
                font-size: 19px;
            }
        }

        /* Brand intro */
        .brand-intro {
            position: relative;
            padding: 40px 36px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-card);
            max-width: 820px;
            margin: 0 auto;
        }

        .brand-intro h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .brand-intro p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 14px;
            max-width: 68ch;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .faq-item[open] {
            border-color: var(--border-strong);
        }

        .faq-item summary {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color 0.2s ease;
        }

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

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

        .faq-item summary::after {
            content: '+';
            font-size: 22px;
            font-weight: 400;
            color: var(--text-light);
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
            color: var(--accent);
        }

        .faq-answer {
            padding: 0 24px 20px 24px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
        }

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

        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px;
            background: #fff;
            border-radius: 12px;
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
        }

        .guarantee-item .g-icon {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(46, 139, 114, 0.1);
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }

        @media (max-width: 1024px) {
            .guarantee-list {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .guarantee-list {
                grid-template-columns: 1fr;
            }
        }

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

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all 0.3s ease;
        }

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

        .testimonial-stars {
            color: var(--gold);
            font-size: 15px;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(14, 85, 104, 0.12);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
        }

        .testimonial-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        .testimonial-meta {
            font-size: 12px;
            color: var(--text-light);
        }

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

        @media (max-width: 640px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Bottom CTA */
        .bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 40;
            background: var(--dark);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 12px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 62px;
        }

        .bottom-cta .cta-text {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
        }

        .bottom-cta .btn {
            min-height: 40px;
            padding: 8px 20px;
            font-size: 14px;
            white-space: nowrap;
        }

        @media (max-width: 640px) {
            .bottom-cta {
                padding: 8px 12px;
                min-height: 54px;
                gap: 8px;
            }
            .bottom-cta .cta-text {
                font-size: 13px;
            }
            .bottom-cta .btn {
                padding: 8px 14px;
                font-size: 13px;
                min-height: 38px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 80px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 36px;
        }

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

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 300px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 4px 0;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

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

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 32px 0 70px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

        /* Category entry */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .category-tile {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 24px 20px;
            text-align: center;
            transition: all 0.3s ease;
            cursor: pointer;
            display: block;
            box-shadow: var(--shadow-card);
        }

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

        .category-tile .cat-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 12px;
            border-radius: 12px;
            background: rgba(14, 85, 104, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .category-tile h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .category-tile p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.5;
        }

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

        @media (max-width: 640px) {
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }

        /* Section spacing helpers */
        .mt-section {
            margin-top: 0;
        }

        .border-sep {
            height: 1px;
            background: rgba(14, 85, 104, 0.08);
            margin: 0;
        }

        .text-center {
            text-align: center;
        }

        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

/* roulang page: category3 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }
        button,
        input {
            font-family: inherit;
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
            font-weight: 700;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }
        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }
        .hot-tags {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .hot-tag.accent-tag:hover {
            background: var(--accent);
            color: #fff;
        }
        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }
        .nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 99px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            padding: 24px 0 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border-strong);
        }
        .category-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            padding: 16px 0 40px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--border);
            margin-bottom: 40px;
        }
        .category-header h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.01em;
            line-height: 1.3;
        }
        .category-header .cat-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 520px;
            line-height: 1.8;
        }
        .stat-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-bottom: 48px;
        }
        .stat-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .stat-card .stat-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-card .stat-num.accent {
            color: var(--accent);
        }
        .stat-card .stat-num.secondary {
            color: var(--secondary);
        }
        .stat-card .stat-num.gold {
            color: var(--gold);
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .section-title-wrap {
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            position: relative;
            padding-left: 16px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: var(--accent);
            border-radius: 99px;
        }
        .section-sub {
            font-size: 15px;
            color: var(--text-light);
        }
        .review-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 16px;
        }
        .review-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .review-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .review-card .card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #e8ecee;
        }
        .review-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .review-card:hover .card-img img {
            transform: scale(1.04);
        }
        .review-card .card-img .score-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            padding: 4px 10px;
            border-radius: 6px;
            letter-spacing: 0.02em;
        }
        .review-card .card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .review-card .card-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
        }
        .review-card .card-summary {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 14px;
        }
        .review-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .review-card .card-date {
            font-size: 13px;
            color: var(--text-light);
        }
        .review-card .rating-stars {
            color: var(--gold);
            font-size: 15px;
            letter-spacing: 2px;
        }
        .review-card .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            cursor: pointer;
            transition: color 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .review-card .read-more:hover {
            color: var(--accent-dark);
        }
        .load-more-wrap {
            display: flex;
            justify-content: center;
            padding: 16px 0 48px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border: 2px solid var(--primary);
            border-radius: var(--radius-btn);
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.25s ease;
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--accent);
            border: none;
            border-radius: var(--radius-btn);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
        }
        .ranking-section {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            margin-bottom: 48px;
        }
        .ranking-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .ranking-group h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            padding-bottom: 8px;
            border-bottom: 2px solid rgba(14, 85, 104, 0.12);
        }
        .ranking-group h3 .rank-icon {
            color: var(--gold);
            margin-right: 6px;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border);
        }
        .ranking-item:last-child {
            border-bottom: none;
        }
        .ranking-item .rank-no {
            width: 28px;
            height: 28px;
            background: rgba(14, 85, 104, 0.08);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .ranking-item .rank-no.top1 {
            background: rgba(212, 162, 78, 0.2);
            color: #b8860b;
        }
        .ranking-item .rank-no.top2 {
            background: rgba(46, 139, 114, 0.15);
            color: var(--secondary);
        }
        .ranking-item .rank-info {
            flex: 1;
        }
        .ranking-item .rank-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
        }
        .ranking-item .rank-score {
            font-size: 13px;
            color: var(--text-light);
        }
        .standard-section {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            margin-bottom: 48px;
        }
        .standard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 20px;
        }
        .standard-item {
            padding: 18px;
            background: var(--bg);
            border-radius: 10px;
            border: 1px solid var(--border);
        }
        .standard-item .std-icon {
            font-size: 28px;
            margin-bottom: 8px;
        }
        .standard-item .std-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .standard-item .std-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
        }
        .guide-section {
            margin-bottom: 48px;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 20px;
        }
        .guide-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            cursor: pointer;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .guide-card .guide-icon {
            font-size: 36px;
            margin-bottom: 12px;
        }
        .guide-card .guide-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .guide-card .guide-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
        }
        .cta-strip {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }
        .cta-strip .cta-text {
            color: #fff;
            font-size: 18px;
            font-weight: 600;
            line-height: 1.6;
        }
        .cta-strip .cta-text span {
            color: rgba(255, 255, 255, 0.7);
            font-weight: 400;
            font-size: 15px;
            display: block;
            margin-top: 2px;
        }
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 1024px) {
            .stat-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .review-grid {
                grid-template-columns: 1fr 1fr;
            }
            .ranking-grid {
                grid-template-columns: 1fr 1fr;
            }
            .standard-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .brand-row {
                padding: 10px 0;
            }
            .logo-text {
                font-size: 20px;
            }
            .logo-text .logo-star {
                width: 28px;
                height: 28px;
                font-size: 16px;
            }
            .search-box input {
                width: 100px;
            }
            .hot-tags {
                display: none;
            }
            .category-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding-bottom: 24px;
                margin-bottom: 24px;
            }
            .category-header h1 {
                font-size: 28px;
            }
            .category-header .cat-desc {
                max-width: 100%;
                font-size: 15px;
            }
            .review-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .review-card .card-title {
                font-size: 17px;
            }
            .stat-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 18px;
            }
            .stat-card .stat-num {
                font-size: 24px;
            }
            .ranking-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .standard-grid {
                grid-template-columns: 1fr;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .cta-strip {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-title {
                font-size: 22px;
            }
            .btn-outline,
            .btn-accent {
                padding: 10px 20px;
                font-size: 14px;
                min-height: 44px;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 18px;
            }
            .search-box input {
                width: 70px;
                font-size: 13px;
            }
            .nav-link {
                font-size: 13px;
                padding: 6px 10px;
            }
            .category-header h1 {
                font-size: 24px;
            }
            .stat-strip {
                grid-template-columns: 1fr;
            }
            .review-card .card-body {
                padding: 16px;
            }
            .review-card .card-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .cta-strip .cta-text {
                font-size: 16px;
            }
            .breadcrumb {
                font-size: 12px;
                padding: 16px 0 4px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }

        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }

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

        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }

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

        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

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

        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }

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

        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }

        .nav-row::-webkit-scrollbar {
            height: 3px;
        }

        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }

        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        /* Mobile hamburger */
        .hamburger-btn {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border: none;
            background: none;
            color: var(--primary);
            font-size: 26px;
            line-height: 1;
            border-radius: 8px;
            transition: background 0.2s ease;
        }

        .hamburger-btn:hover {
            background: rgba(14, 85, 104, 0.06);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(19, 46, 54, 0.98);
            z-index: 60;
            padding: 24px 20px;
            overflow-y: auto;
            flex-direction: column;
        }

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

        .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .mobile-menu-close {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: none;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 24px;
            border-radius: 8px;
            cursor: pointer;
        }

        .mobile-menu-close:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .mobile-menu-brand {
            color: #fff;
            font-size: 22px;
            font-weight: 700;
        }

        .mobile-menu-links {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-menu-links .nav-link {
            color: rgba(255, 255, 255, 0.85);
            font-size: 18px;
            padding: 14px 10px;
            border-radius: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: block;
        }

        .mobile-menu-links .nav-link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .mobile-menu-links .nav-link.active {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.12);
        }

        .mobile-menu-links .nav-link.active::after {
            display: none;
        }

        @media (max-width: 768px) {
            .nav-row {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .search-box input {
                width: 90px;
            }
            .hot-tags {
                display: none;
            }
            .brand-actions {
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .search-box {
                display: none;
            }
            .search-box.mobile-search-open {
                display: flex;
                position: absolute;
                top: 60px;
                left: 16px;
                right: 16px;
                z-index: 55;
                background: #fff;
                box-shadow: var(--shadow-hover);
            }
            .search-box.mobile-search-open input {
                width: 100%;
            }
            .logo-text {
                font-size: 20px;
            }
            .logo-text .logo-star {
                width: 28px;
                height: 28px;
                font-size: 16px;
            }
        }

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

        .breadcrumb a {
            color: var(--primary);
            transition: color 0.2s ease;
        }

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

        .breadcrumb .sep {
            color: var(--border-strong);
        }

        /* Category Hero */
        .category-hero {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            padding: 20px 0 28px;
            border-bottom: 2px solid var(--border);
            flex-wrap: wrap;
        }

        .category-hero h1 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            margin: 0;
            letter-spacing: 0.01em;
        }

        .category-hero .cat-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 560px;
            margin: 0;
            padding-top: 4px;
        }

        @media (max-width: 768px) {
            .category-hero {
                flex-direction: column;
                gap: 12px;
                padding: 16px 0 20px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .cat-desc {
                font-size: 14px;
                max-width: 100%;
            }
        }

        /* Section titles */
        .section-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin: 0 0 16px;
            letter-spacing: 0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title::before {
            content: '';
            width: 4px;
            height: 22px;
            background: var(--accent);
            border-radius: 4px;
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 19px;
            }
        }

        /* Match news list */
        .match-list {
            padding: 32px 0 8px;
        }

        .match-list-item {
            display: flex;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            margin-bottom: 14px;
            transition: all 0.3s ease;
            align-items: center;
        }

        .match-list-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-strong);
        }

        .match-list-date {
            flex-shrink: 0;
            width: 72px;
            text-align: center;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(14, 85, 104, 0.06);
            border-radius: 8px;
            padding: 6px 4px;
            line-height: 1.4;
        }

        .match-list-content {
            flex: 1;
            min-width: 0;
        }

        .match-list-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin: 0 0 6px;
            transition: color 0.2s ease;
        }

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

        .match-list-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .match-list-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.2s ease;
        }

        .match-list-more:hover {
            gap: 8px;
        }

        .match-list-img {
            flex-shrink: 0;
            width: 160px;
            height: 100px;
            overflow: hidden;
            border-radius: 10px;
        }

        .match-list-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 10px;
            transition: transform 0.3s ease;
        }

        .match-list-item:hover .match-list-img img {
            transform: scale(1.05);
        }

        @media (max-width: 768px) {
            .match-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }
            .match-list-date {
                width: auto;
                font-size: 12px;
                padding: 4px 10px;
            }
            .match-list-img {
                width: 100%;
                height: 160px;
            }
            .match-list-title {
                font-size: 15px;
            }
            .match-list-summary {
                font-size: 13px;
            }
        }

        /* Focus section */
        .focus-section {
            padding: 32px 0;
        }

        .focus-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .focus-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .focus-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .focus-card-img {
            width: 100%;
            height: 140px;
            overflow: hidden;
        }

        .focus-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.3s ease;
        }

        .focus-card:hover .focus-card-img img {
            transform: scale(1.08);
        }

        .focus-card-body {
            padding: 14px 16px;
        }

        .focus-card-tag {
            display: inline-block;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            background: rgba(229, 104, 58, 0.1);
            color: var(--accent);
            font-weight: 500;
            margin-bottom: 8px;
        }

        .focus-card-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px;
            line-height: 1.5;
        }

        .focus-card-desc {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        @media (max-width: 520px) {
            .focus-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Data section */
        .data-section {
            padding: 32px 0;
        }

        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }

        .data-card {
            background: var(--dark);
            border-radius: var(--radius-card);
            padding: 20px 18px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .data-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 28px rgba(19, 46, 54, 0.25);
        }

        .data-card-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
            margin: 0 0 6px;
        }

        .data-card-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.4;
            margin: 0;
        }

        .data-card-sub {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            margin: 4px 0 0;
        }

        @media (max-width: 768px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .data-card-number {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            .data-card {
                padding: 14px 10px;
            }
            .data-card-number {
                font-size: 20px;
            }
            .data-card-label {
                font-size: 11px;
            }
        }

        /* More button area */
        .more-btn-section {
            padding: 8px 0 32px;
            text-align: center;
        }

        .more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .more-btn:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(229, 104, 58, 0.3);
            color: #fff;
        }

        .more-btn:active {
            transform: translateY(0);
            box-shadow: none;
        }

        /* Light CTA */
        .light-cta-section {
            padding: 32px 0 48px;
        }

        .light-cta {
            background: rgba(14, 85, 104, 0.06);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .light-cta-text {
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
            line-height: 1.6;
            margin: 0;
            flex: 1;
            min-width: 200px;
        }

        .light-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .light-cta-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            color: #fff;
        }

        @media (max-width: 768px) {
            .light-cta {
                flex-direction: column;
                align-items: flex-start;
                padding: 18px 16px;
            }
            .light-cta-btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            max-width: 280px;
        }

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

        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 4px 0;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color 0.2s ease;
        }

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

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

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .site-footer {
                padding: 32px 0 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }
        button,
        input {
            font-family: inherit;
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }
        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }
        .hot-tags {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .hot-tag.accent-tag:hover {
            background: var(--accent);
            color: #fff;
        }

        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }
        .nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            transition: background 0.2s ease;
        }
        .hamburger:hover {
            background: rgba(14, 85, 104, 0.08);
        }

        @media (max-width: 767px) {
            .hamburger {
                display: inline-flex;
            }
            .brand-actions {
                display: none;
            }
            .nav-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 8px 0;
            }
            .nav-row.open {
                display: flex;
            }
            .nav-link {
                display: block;
                padding: 14px 16px;
                font-size: 18px;
                border-bottom: 1px solid var(--border);
                border-radius: 0;
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-link.active {
                background: rgba(229, 104, 58, 0.06);
            }
            .brand-row {
                padding: 8px 0;
            }
            .logo-text {
                font-size: 20px;
            }
            .logo-text .logo-star {
                width: 28px;
                height: 28px;
                font-size: 15px;
            }
        }

        @media (min-width: 768px) {
            .nav-row {
                display: flex;
            }
            .hamburger {
                display: none;
            }
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            padding: 20px 0 4px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-light);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb-sep {
            color: var(--border-strong);
        }
        .breadcrumb-current {
            color: var(--primary);
            font-weight: 600;
        }

        .page-head {
            padding: 20px 0 32px;
        }
        .page-head h1 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.01em;
        }
        .page-head .lead {
            font-size: 16px;
            color: var(--text-body);
            max-width: 720px;
            margin-top: 12px;
            line-height: 1.85;
        }
        @media (max-width: 640px) {
            .page-head h1 {
                font-size: 28px;
            }
            .page-head .lead {
                font-size: 15px;
            }
        }

        .section-block {
            padding: 36px 0;
        }
        .section-block.alt-bg {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            margin-bottom: 24px;
            padding: 32px 28px;
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 20px;
            letter-spacing: 0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title .title-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 20px;
            }
            .section-block.alt-bg {
                padding: 20px 16px;
            }
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        @media (max-width: 767px) {
            .training-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            flex-shrink: 0;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .badge {
            font-size: 12px;
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            font-weight: 500;
            white-space: nowrap;
        }
        .badge-primary {
            background: rgba(14, 85, 104, 0.1);
            color: var(--primary);
        }
        .badge-accent {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .badge-secondary {
            background: rgba(46, 139, 114, 0.12);
            color: var(--secondary);
        }
        .badge-gold {
            background: rgba(212, 162, 78, 0.15);
            color: #A8842E;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .card-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            margin-bottom: 14px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border);
            padding-top: 12px;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color 0.2s ease;
        }
        .card-link:hover {
            color: var(--accent-dark);
        }

        .method-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .method-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .method-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .method-item .method-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: rgba(14, 85, 104, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            margin-bottom: 10px;
        }
        .method-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }
        .method-item p {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.7;
        }
        @media (max-width: 767px) {
            .method-list {
                grid-template-columns: 1fr;
            }
        }

        .myth-box {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .myth-item {
            background: #fff;
            border-left: 4px solid var(--accent);
            border-radius: 10px;
            padding: 18px 20px;
            box-shadow: var(--shadow-card);
        }
        .myth-item h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-dark);
            margin-bottom: 4px;
        }
        .myth-item p {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.7;
        }
        @media (max-width: 640px) {
            .myth-box {
                grid-template-columns: 1fr;
            }
        }

        .data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .data-item {
            background: var(--dark);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            color: #fff;
        }
        .data-item .data-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .data-item .data-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
        }
        @media (max-width: 767px) {
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-item .data-num {
                font-size: 24px;
            }
        }

        .faq-wrap details {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.2s ease;
        }
        .faq-wrap details:hover {
            border-color: var(--border-strong);
        }
        .faq-wrap summary {
            font-weight: 700;
            font-size: 16px;
            color: var(--text-main);
            padding: 16px 20px;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background 0.2s ease;
        }
        .faq-wrap summary:hover {
            background: rgba(14, 85, 104, 0.03);
        }
        .faq-wrap summary::-webkit-details-marker {
            display: none;
        }
        .faq-icon {
            font-size: 20px;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-wrap details[open] .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
        }

        .light-cta {
            background: rgba(14, 85, 104, 0.06);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .light-cta .cta-text {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
        }
        .light-cta .cta-sub {
            font-size: 14px;
            color: var(--text-light);
            margin-top: 4px;
        }
        @media (max-width: 640px) {
            .light-cta {
                padding: 20px;
                flex-direction: column;
                text-align: center;
            }
            .light-cta .cta-text {
                font-size: 16px;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            border: none;
            transition: all 0.25s ease;
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(229, 104, 58, 0.28);
        }
        .btn-accent:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(229, 104, 58, 0.2);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }

        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            margin-top: 48px;
            padding: 48px 0 28px;
            border-radius: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            justify-content: flex-start;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }

        .back-to-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            z-index: 40;
            transition: background 0.3s, transform 0.3s;
            box-shadow: 0 4px 12px rgba(14, 85, 104, 0.25);
        }
        .back-to-top:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

/* roulang page: category4 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            box-sizing: border-box;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }

        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }

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

        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }

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

        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
        }

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

        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }

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

        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }

        .nav-row::-webkit-scrollbar {
            height: 3px;
        }

        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }

        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: none;
            color: var(--primary);
            font-size: 22px;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s ease;
        }

        .hamburger:hover {
            background: rgba(14, 85, 104, 0.06);
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px 0 16px;
            border-top: 1px solid var(--border);
        }

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

        .mobile-nav .nav-link {
            font-size: 18px;
            padding: 12px 16px;
            display: block;
            border-radius: 8px;
        }

        @media (max-width: 768px) {
            .nav-row {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .brand-actions .search-box {
                display: none;
            }
            .brand-actions .hot-tags {
                display: none;
            }
            .brand-row {
                flex-wrap: nowrap;
            }
        }

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

        .breadcrumb a {
            color: var(--text-light);
            transition: color 0.2s ease;
        }

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

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

        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* Page header */
        .page-header {
            padding: 28px 0 32px;
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--border);
            margin-bottom: 40px;
        }

        .page-header .title-group h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 12px;
            line-height: 1.25;
        }

        .page-header .title-group .subtitle {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 560px;
            margin: 0;
        }

        .page-header .header-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            white-space: nowrap;
        }

        /* Cards */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 0;
        }

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

        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .card-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 12px;
        }

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

        .card-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--border-strong);
            flex-shrink: 0;
        }

        .tag {
            display: inline-block;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            font-weight: 500;
            white-space: nowrap;
        }

        .tag.tag-accent {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }

        .tag.tag-green {
            background: rgba(46, 139, 114, 0.12);
            color: var(--secondary);
        }

        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            transition: gap 0.25s ease, color 0.2s ease;
        }

        .read-more-link:hover {
            color: var(--accent-dark);
            gap: 8px;
        }

        .read-more-link .arrow {
            font-size: 13px;
            line-height: 1;
        }

        /* Section */
        .section {
            padding: 48px 0;
        }

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.35;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 28px;
            max-width: 680px;
        }

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

        .section-header .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-transform: none;
            margin-bottom: 8px;
        }

        .section-header .section-label::before {
            content: '';
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

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

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

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

        @media (max-width: 1024px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .page-header .title-group h1 {
                font-size: 28px;
            }
            .section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 22px;
            }
        }

        /* List card variant - horizontal */
        .list-card {
            display: flex;
            gap: 20px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 20px;
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            align-items: flex-start;
        }

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

        .list-card .list-img {
            width: 200px;
            flex-shrink: 0;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            border-radius: 10px;
        }

        .list-card .list-content {
            flex: 1;
            min-width: 0;
        }

        .list-card .list-content .list-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .list-card .list-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 10px;
        }

        @media (max-width: 640px) {
            .list-card {
                flex-direction: column;
            }
            .list-card .list-img {
                width: 100%;
                aspect-ratio: 16 / 9;
            }
        }

        /* Coach Q&A card */
        .qa-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: box-shadow 0.25s ease;
        }

        .qa-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .qa-card .qa-question {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
            line-height: 1.45;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .qa-card .qa-question .qa-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(14, 85, 104, 0.1);
            color: var(--primary);
            border-radius: 6px;
            font-size: 13px;
        }

        .qa-card .qa-answer {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0;
            padding-left: 34px;
        }

        /* Data stat card */
        .stat-card {
            background: var(--dark);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--gold);
            margin: 0 0 4px;
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            line-height: 1.5;
        }

        /* Growth case */
        .growth-case {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.25s ease;
        }

        .growth-case:hover {
            box-shadow: var(--shadow-hover);
        }

        .growth-case .growth-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 0;
        }

        .growth-case .growth-body {
            padding: 20px;
        }

        .growth-case .growth-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 4px;
        }

        .growth-case .growth-tag {
            font-size: 13px;
            color: var(--secondary);
            font-weight: 500;
            margin: 0 0 10px;
        }

        .growth-case .growth-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0;
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow 0.25s ease;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
            user-select: none;
            transition: background 0.2s ease;
        }

        .faq-item summary:hover {
            background: rgba(14, 85, 104, 0.03);
        }

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

        .faq-item summary .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 600;
            transition: transform 0.25s ease, background 0.2s ease;
        }

        .faq-item[open] summary .faq-toggle {
            transform: rotate(45deg);
            background: var(--accent);
            color: #fff;
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0;
        }

        /* CTA bar */
        .cta-bar {
            background: rgba(14, 85, 104, 0.06);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .cta-bar .cta-text {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0;
            line-height: 1.5;
        }

        .cta-bar .cta-sub {
            font-size: 14px;
            color: var(--text-light);
            margin: 4px 0 0;
            line-height: 1.7;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.25s ease;
            white-space: nowrap;
            font-family: inherit;
            line-height: 1.4;
            min-height: 44px;
        }

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

        .btn-primary:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 6px 16px rgba(229, 104, 58, 0.25);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

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

        .btn-outline:hover {
            background: rgba(14, 85, 104, 0.06);
            transform: translateY(-2px);
            color: var(--primary);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            min-height: 38px;
        }

        @media (max-width: 640px) {
            .cta-bar {
                padding: 20px;
            }
            .cta-bar .cta-text {
                font-size: 16px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* Load more button */
        .load-more-wrap {
            display: flex;
            justify-content: center;
            padding: 16px 0 0;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 24px;
            margin-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            margin: 0;
            max-width: 340px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 10px;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.2s ease;
        }

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

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

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        /* Breadcrumb icon */
        .breadcrumb .home-icon {
            font-size: 14px;
            color: var(--text-light);
        }

        /* Misc */
        .text-highlight {
            color: var(--accent);
            font-weight: 600;
        }

        .divider {
            height: 1px;
            background: var(--border);
            border: none;
            margin: 32px 0;
        }

/* roulang page: category5 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }
        button,
        input {
            font-family: inherit;
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 16px;
        }
        @media (min-width: 640px) {
            .container {
                padding: 0 24px;
            }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }
        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }
        .hot-tags {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .hot-tag.accent-tag:hover {
            background: var(--accent);
            color: #fff;
        }
        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }
        .nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .section {
            padding: 32px 0;
        }
        @media (min-width: 768px) {
            .section {
                padding: 48px 0;
            }
        }
        @media (min-width: 1024px) {
            .section {
                padding: 64px 0;
            }
        }
        .section-alt {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 28px;
            }
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 24px;
        }
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 0;
        }
        .card-body {
            padding: 20px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }
        .card:hover .card-title {
            color: var(--accent);
        }
        .card-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            flex-wrap: wrap;
            gap: 8px;
        }
        .card-date {
            color: var(--text-light);
        }
        .card-link {
            color: var(--accent);
            font-weight: 600;
            font-size: 13px;
            white-space: nowrap;
            cursor: pointer;
            transition: color 0.2s ease;
        }
        .card-link:hover {
            color: var(--accent-dark);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 10px 20px;
            transition: all 0.25s ease;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            min-height: 44px;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(229, 104, 58, 0.25);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(14, 85, 104, 0.06);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            white-space: nowrap;
        }
        .badge-accent {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .badge-green {
            background: rgba(46, 139, 114, 0.12);
            color: var(--secondary);
        }
        .badge-gold {
            background: rgba(212, 162, 78, 0.15);
            color: var(--gold);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            flex-wrap: wrap;
            padding: 16px 0 8px;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border-strong);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .page-h1 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        @media (min-width: 768px) {
            .page-h1 {
                font-size: 36px;
            }
        }
        .page-intro {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 720px;
        }
        .step-card {
            position: relative;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-card .step-num {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: rgba(14, 85, 104, 0.88);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            border-radius: 8px;
        }
        .step-card .step-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 0;
        }
        .step-card .step-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .step-card .step-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 6px;
            transition: color 0.2s ease;
        }
        .step-card:hover .step-title {
            color: var(--accent);
        }
        .step-card .step-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .step-card .step-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            gap: 8px;
            flex-wrap: wrap;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-item summary {
            padding: 16px 20px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
            transition: color 0.2s ease;
            min-height: 44px;
        }
        .faq-item summary:hover {
            color: var(--accent);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-icon {
            font-size: 18px;
            color: var(--accent);
            flex-shrink: 0;
            transition: transform 0.3s ease;
            font-weight: 700;
        }
        .faq-item[open] .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
        }
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 32px;
            margin-top: 16px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 360px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            transition: color 0.2s ease;
            min-height: 32px;
            line-height: 1.6;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }
        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: space-between;
                align-items: center;
            }
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .data-chip {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 16px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            text-align: center;
        }
        .data-chip .data-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .data-chip .data-value.accent {
            color: var(--accent);
        }
        .data-chip .data-value.green {
            color: var(--secondary);
        }
        .data-chip .data-value.gold {
            color: var(--gold);
        }
        .data-chip .data-label {
            font-size: 13px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .guide-note {
            background: rgba(46, 139, 114, 0.06);
            border-left: 3px solid var(--secondary);
            border-radius: 0 10px 10px 0;
            padding: 16px 20px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            margin-top: 16px;
        }
        .cta-bar {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            align-items: flex-start;
            justify-content: space-between;
        }
        @media (min-width: 768px) {
            .cta-bar {
                flex-direction: row;
                align-items: center;
            }
        }
        .cta-text {
            color: #fff;
            font-size: 18px;
            font-weight: 600;
            line-height: 1.5;
        }
        .cta-sub {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            margin-top: 4px;
        }
        .list-divider {
            border: none;
            border-top: 1px solid rgba(14, 85, 104, 0.08);
            margin: 0;
        }
        .article-item {
            padding: 16px 0;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: background 0.2s ease;
        }
        .article-item:hover {
            background: rgba(14, 85, 104, 0.02);
        }
        .article-item .article-date {
            font-size: 13px;
            color: var(--text-light);
            white-space: nowrap;
            margin-top: 3px;
        }
        .article-item .article-info {
            flex: 1;
        }
        .article-item .article-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            line-height: 1.5;
            transition: color 0.2s ease;
        }
        .article-item:hover .article-title {
            color: var(--accent);
        }
        .article-item .article-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
        }
        .article-item .article-action {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
            white-space: nowrap;
            cursor: pointer;
            transition: color 0.2s ease;
        }
        .article-item .article-action:hover {
            color: var(--accent-dark);
        }

/* roulang page: category6 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }
        button,
        input {
            font-family: inherit;
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }
        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }
        .hot-tags {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .hot-tag.accent-tag:hover {
            background: var(--accent);
            color: #fff;
        }
        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }
        .nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .mobile-menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 20px;
            color: var(--primary);
            transition: all 0.2s ease;
        }
        .mobile-menu-btn:hover {
            background: rgba(14, 85, 104, 0.06);
            border-color: var(--border-strong);
        }
        .mobile-menu-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            padding: 20px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border-strong);
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }
        .page-head {
            padding: 24px 0 32px;
            border-bottom: 1px solid var(--border);
        }
        .page-head h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            margin: 0 0 12px;
        }
        .page-head .lead {
            font-size: 17px;
            color: var(--text-body);
            max-width: 720px;
            line-height: 1.85;
            margin: 0;
        }
        .data-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            padding: 32px 0;
        }
        .data-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .data-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--border-strong);
        }
        .data-card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: rgba(14, 85, 104, 0.06);
        }
        .data-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .data-card:hover .data-card-img img {
            transform: scale(1.04);
        }
        .data-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            backdrop-filter: blur(4px);
        }
        .data-card-body {
            padding: 20px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .data-card-date {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .data-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin: 0 0 8px;
        }
        .data-card-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0 0 16px;
            flex: 1;
        }
        .data-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            cursor: pointer;
            transition: all 0.2s ease;
            align-self: flex-start;
        }
        .data-card-link:hover {
            color: var(--accent-dark);
            gap: 10px;
        }
        .section-block {
            padding: 48px 0;
        }
        .section-block.alt-bg {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin: 0 0 8px;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-light);
            margin: 0 0 28px;
            line-height: 1.7;
        }
        .method-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .method-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .method-card .icon-circle {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(14, 85, 104, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 14px;
        }
        .method-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .method-card p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
        }
        .trend-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .trend-item {
            background: var(--dark);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .trend-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .trend-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .trend-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.5;
        }
        .cta-bar {
            background: rgba(14, 85, 104, 0.06);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .cta-bar .cta-text {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            border: none;
            transition: all 0.2s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            border: 2px solid var(--primary);
            transition: all 0.2s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(14, 85, 104, 0.06);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 260px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 4px 0;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: underline;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .pagination-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 10px 28px;
            border-radius: var(--radius-btn);
            transition: all 0.2s ease;
            cursor: pointer;
        }
        .pagination-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            color: #fff;
        }
        @media (max-width: 1024px) {
            .data-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .trend-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .brand-actions {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .nav-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
                gap: 2px;
            }
            .nav-row.open {
                display: flex;
            }
            .nav-link {
                padding: 12px 16px;
                font-size: 18px;
                text-align: left;
                border-radius: 8px;
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-link.active {
                background: rgba(229, 104, 58, 0.08);
            }
            .page-head h1 {
                font-size: 28px;
            }
            .page-head .lead {
                font-size: 15px;
            }
            .data-card-grid {
                grid-template-columns: 1fr;
            }
            .trend-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .trend-number {
                font-size: 28px;
            }
            .cta-bar {
                flex-direction: column;
                text-align: center;
                padding: 20px;
            }
            .cta-bar .cta-text {
                font-size: 16px;
            }
            .section-block {
                padding: 32px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .logo-text {
                font-size: 20px;
            }
            .logo-text .logo-star {
                width: 28px;
                height: 28px;
                font-size: 15px;
            }
            .page-head h1 {
                font-size: 24px;
            }
            .data-card-title {
                font-size: 16px;
            }
            .data-card-desc {
                font-size: 14px;
            }
            .trend-row {
                grid-template-columns: 1fr;
            }
            .btn-primary,
            .btn-outline,
            .pagination-btn {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 15px;
            }
            .search-box input {
                width: 100px;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #0E5568;
            --primary-dark: #0A3E4E;
            --accent: #E5683A;
            --accent-dark: #C9542E;
            --secondary: #2E8B72;
            --secondary-dark: #247356;
            --bg: #FAF8F5;
            --dark: #132E36;
            --gold: #D4A24E;
            --text-main: #1A2E36;
            --text-body: #3C4F58;
            --text-light: #6B7C84;
            --border: rgba(14, 85, 104, 0.10);
            --border-strong: rgba(14, 85, 104, 0.18);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 10px rgba(14, 85, 104, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 85, 104, 0.12);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent);
        }

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

        button,
        input {
            font-family: inherit;
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(229, 104, 58, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(14, 85, 104, 0.10);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .logo-text .logo-star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            gap: 8px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(229, 104, 58, 0.12);
        }
        .search-box input {
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
            background: transparent;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-icon {
            color: var(--text-light);
            font-size: 14px;
            flex-shrink: 0;
        }
        .hot-tags {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .hot-tag {
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .hot-tag.accent-tag {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .hot-tag.accent-tag:hover {
            background: var(--accent);
            color: #fff;
        }
        .nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-strong) transparent;
        }
        .nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .nav-row::-webkit-scrollbar-thumb {
            background: var(--border-strong);
            border-radius: 3px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent);
            background: rgba(229, 104, 58, 0.05);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .mobile-menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            background: rgba(14, 85, 104, 0.06);
            border: 1px solid var(--border);
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .mobile-menu-btn:hover {
            background: rgba(14, 85, 104, 0.12);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: #fff;
            z-index: 100;
            box-shadow: -4px 0 20px rgba(14, 85, 104, 0.15);
            transition: right 0.3s ease;
            padding: 24px;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer .close-btn {
            width: 44px;
            height: 44px;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: auto;
            margin-bottom: 16px;
            color: var(--text-light);
            background: rgba(14, 85, 104, 0.06);
            border-radius: 8px;
            border: none;
        }
        .mobile-drawer .nav-link {
            display: block;
            padding: 12px 0;
            font-size: 18px;
            border-bottom: 1px solid var(--border);
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(19, 46, 54, 0.5);
            z-index: 90;
        }
        .drawer-overlay.open {
            display: block;
        }

        @media (max-width: 768px) {
            .brand-row {
                flex-wrap: nowrap;
            }
            .search-box {
                display: none;
            }
            .hot-tags {
                display: none;
            }
            .nav-row {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 20px 0 8px;
            background: transparent;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-light);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: var(--border-strong);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Page title */
        .page-head {
            padding: 24px 0 16px;
        }
        .page-head h1 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.01em;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .page-head .subtitle {
            font-size: 16px;
            color: var(--text-body);
            max-width: 720px;
            line-height: 1.8;
        }

        /* Cards */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-img-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: rgba(14, 85, 104, 0.06);
        }
        .card-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .card:hover .card-img-wrapper img {
            transform: scale(1.04);
        }
        .card-body {
            padding: 18px 20px;
        }
        .card-tag {
            display: inline-block;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 10px;
        }
        .card-tag.warning {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .card-tag.success {
            background: rgba(46, 139, 114, 0.12);
            color: var(--secondary);
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
        }
        .card-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            padding-top: 10px;
            border-top: 1px solid var(--border);
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            transition: gap 0.2s ease, color 0.2s ease;
        }
        .read-more:hover {
            gap: 10px;
            color: var(--accent-dark);
        }

        /* Section titles */
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-light);
            margin-bottom: 28px;
            max-width: 680px;
        }

        /* Support section backgrounds */
        .section-alt {
            background: #fff;
            padding: 48px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-main {
            padding: 48px 0;
        }

        /* Support cards */
        .support-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 20px;
            transition: all 0.3s ease;
        }
        .support-card:hover {
            border-color: var(--border-strong);
            box-shadow: var(--shadow-hover);
        }
        .support-card .icon-circle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 12px;
            background: rgba(14, 85, 104, 0.08);
            color: var(--primary);
        }
        .support-card .icon-circle.warning {
            background: rgba(229, 104, 58, 0.12);
            color: var(--accent);
        }
        .support-card .icon-circle.success {
            background: rgba(46, 139, 114, 0.12);
            color: var(--secondary);
        }
        .support-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .support-card p {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* Data stat */
        .stat-block {
            background: var(--dark);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.02em;
        }

        /* CTA strip */
        .cta-strip {
            background: rgba(14, 85, 104, 0.06);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .cta-strip p {
            font-size: 16px;
            color: var(--text-main);
            font-weight: 600;
            margin: 0;
        }
        .cta-strip .btn-primary {
            white-space: nowrap;
        }

        /* Buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            transition: all 0.25s ease;
            border: none;
            min-height: 44px;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(229, 104, 58, 0.25);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(229, 104, 58, 0.15);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 2px solid var(--primary);
            transition: all 0.25s ease;
            min-height: 44px;
        }
        .btn-secondary:hover {
            background: rgba(14, 85, 104, 0.06);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.78);
            padding: 48px 0 24px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 5px 0;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            justify-content: space-between;
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .stat-block {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .page-head h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .cta-strip {
                flex-direction: column;
                text-align: center;
                align-items: stretch;
            }
        }

        @media (max-width: 520px) {
            .card-body {
                padding: 14px 16px;
            }
            .card-title {
                font-size: 15px;
            }
            .section-main,
            .section-alt {
                padding: 32px 0;
            }
        }

        /* Utility */
        .grid-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .grid-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .grid-cards {
                grid-template-columns: 1fr;
            }
        }

        .grid-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        @media (max-width: 640px) {
            .grid-list {
                grid-template-columns: 1fr;
            }
        }

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