/* roulang page: index */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-card-hover: 0 10px 25px rgba(31,53,40,0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }

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

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

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

        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* Link underline slide */
        .link-slide {
            position: relative;
        }
        .link-slide::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 1.5px;
            background-color: var(--warmgold);
            transition: width var(--transition-fast);
        }
        .link-slide:hover::after {
            width: 100%;
        }

        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31,53,40,0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }
        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }
        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31,53,40,0.04);
        }
        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }
        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }
        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }
        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }
        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }
        .location-panel {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            min-width: 240px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(4px);
            transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
            z-index: 200;
        }
        .nav-location-wrapper.open .location-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .location-panel h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--subgray);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .location-panel .loc-option {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 10px;
            border-radius: var(--radius-badge);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: background-color var(--transition-fast);
        }
        .location-panel .loc-option:hover {
            background-color: var(--cream);
        }
        .location-panel .loc-option.active-loc {
            color: var(--warmgold);
            font-weight: 600;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }
        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31,53,40,0.1);
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224,228,218,0.5);
            font-size: 15px;
            color: var(--charcoal);
            font-weight: 500;
        }
        .mobile-menu a:last-child {
            border-bottom: none;
        }

        /* Hero */
        .hero-section {
            background-color: var(--charcoal);
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
            padding: 72px 0 64px;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
                              linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
            background-size: 36px 36px;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-title {
            font-size: 46px;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255,255,255,0.85);
            max-width: 560px;
            margin-bottom: 28px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            letter-spacing: 0.3px;
            text-align: center;
            justify-content: center;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-primary {
            background-color: var(--warmgold);
            color: var(--charcoal);
        }
        .btn-primary:hover {
            background-color: #D4B87F;
            color: var(--charcoal);
        }
        .btn-ghost {
            background-color: transparent;
            color: #FFFFFF;
            border: 1px solid rgba(255,255,255,0.5);
        }
        .btn-ghost:hover {
            border-color: var(--warmgold);
            color: var(--warmgold);
        }
        .hero-data-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .hero-data-item {
            display: flex;
            align-items: baseline;
            gap: 6px;
        }
        .hero-data-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--warmgold);
        }
        .hero-data-label {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
        }
        .hero-panel {
            background-color: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-container);
            padding: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-panel-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--warmgold);
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .hero-match-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            gap: 12px;
        }
        .hero-match-item:last-child {
            border-bottom: none;
        }
        .hero-match-teams {
            font-size: 14px;
            font-weight: 500;
            color: #FFFFFF;
        }
        .hero-match-time {
            font-family: var(--font-mono);
            font-size: 12px;
            color: rgba(255,255,255,0.6);
        }
        .hero-match-odds {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--warmgold);
            font-weight: 600;
        }

        /* Section base */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            border-bottom: 1px solid var(--edge);
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--warmgold);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 14px;
            line-height: 1.35;
            letter-spacing: -0.3px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--subgray);
            line-height: 1.85;
            max-width: 680px;
            margin-bottom: 40px;
        }

        /* Feature tri */
        .feature-tri {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0;
            border-top: 1px solid var(--edge);
            border-bottom: 1px solid var(--edge);
        }
        .feature-tri-item {
            padding: 32px 28px;
            border-right: 1px solid var(--edge);
            transition: background-color var(--transition-fast);
        }
        .feature-tri-item:last-child {
            border-right: none;
        }
        .feature-tri-item:hover {
            background-color: #FDFBF7;
        }
        .feature-num {
            font-family: var(--font-mono);
            font-size: 44px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .feature-label {
            font-size: 16px;
            font-weight: 600;
            color: var(--charcoal);
            margin-bottom: 6px;
        }
        .feature-text {
            font-size: 14px;
            color: var(--subgray);
            line-height: 1.75;
        }

        /* Scenario */
        .scenario-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .scenario-img {
            border-radius: var(--radius-container);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }
        .scenario-text-block h3 {
            font-size: 22px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 12px;
        }
        .scenario-text-block p {
            color: var(--subgray);
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 14px;
        }

        /* Data stats */
        .data-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            overflow: hidden;
            background-color: var(--card);
        }
        .data-stat-item {
            padding: 28px 20px;
            text-align: center;
            border-right: 1px solid var(--edge);
            transition: background-color var(--transition-fast);
        }
        .data-stat-item:last-child {
            border-right: none;
        }
        .data-stat-number {
            font-family: var(--font-mono);
            font-size: 52px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .data-stat-label {
            font-size: 14px;
            color: var(--subgray);
            font-weight: 500;
        }

        /* Social proof */
        .social-proof-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .social-proof-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 22px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            font-size: 15px;
            font-weight: 500;
            color: var(--charcoal);
            transition: all var(--transition-fast);
        }
        .social-proof-item:hover {
            border-color: var(--warmgold);
            box-shadow: var(--shadow-card);
        }
        .social-proof-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--moss);
            flex-shrink: 0;
        }

        /* Comparison */
        .comparison-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            overflow: hidden;
            font-size: 15px;
            background-color: var(--card);
        }
        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--edge);
        }
        .comparison-table th {
            background-color: var(--charcoal);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 14px;
        }
        .comparison-table th:first-child {
            width: 30%;
        }
        .comparison-table td {
            color: var(--bodytext);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .highlight-cell {
            color: var(--warmgold);
            font-weight: 600;
        }

        /* Deep content */
        .deep-block {
            display: grid;
            grid-template-columns: 1fr 0.6fr;
            gap: 40px;
            align-items: start;
        }
        .deep-body h3 {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 12px;
            margin-top: 20px;
        }
        .deep-body h3:first-child {
            margin-top: 0;
        }
        .deep-body p {
            font-size: 15px;
            color: var(--bodytext);
            line-height: 1.95;
            margin-bottom: 14px;
        }
        .deep-body .data-insert {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--warmgold);
            background-color: #FDFBF7;
            border-left: 3px solid var(--warmgold);
            padding: 10px 16px;
            margin: 16px 0;
            font-size: 14px;
            border-radius: 0 var(--radius-badge) var(--radius-badge) 0;
        }
        .deep-side-img {
            border-radius: var(--radius-container);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 3 / 4;
            object-fit: cover;
        }
        .deep-side-note {
            font-size: 13px;
            color: var(--subgray);
            margin-top: 10px;
            line-height: 1.7;
        }

        /* News */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .news-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 22px;
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }
        .news-meta {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--warmgold);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .news-title {
            font-size: 17px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 10px;
            line-height: 1.45;
        }
        .news-excerpt {
            font-size: 14px;
            color: var(--subgray);
            line-height: 1.75;
            flex-grow: 1;
            margin-bottom: 14px;
        }
        .news-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--charcoal);
            align-self: flex-start;
        }
        .news-link:hover {
            color: var(--warmgold);
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            background-color: var(--card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--warmgold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            gap: 16px;
            user-select: none;
            font-weight: 600;
            font-size: 16px;
            color: var(--charcoal);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--warmgold);
        }
        .faq-icon {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 300;
            color: var(--warmgold);
            transition: transform var(--transition-fast);
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            color: var(--subgray);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-bottom: 18px;
        }

        /* Brand */
        .brand-split {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 48px;
            align-items: center;
            background-color: var(--charcoal);
            border-radius: var(--radius-container);
            padding: 40px 44px;
            color: #FFFFFF;
        }
        .brand-name-large {
            font-size: 36px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.5px;
            margin-bottom: 10px;
        }
        .brand-name-sub {
            font-size: 14px;
            color: var(--warmgold);
            font-weight: 500;
            margin-bottom: 20px;
        }
        .brand-core-data {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }
        .brand-data-item .bd-num {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--warmgold);
            line-height: 1.2;
        }
        .brand-data-item .bd-label {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
        }
        .brand-paragraph {
            font-size: 15px;
            color: rgba(255,255,255,0.85);
            line-height: 1.95;
        }

        /* Category entry */
        .cat-entry-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .cat-entry-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 32px 28px;
            transition: all var(--transition-fast);
            display: flex;
            align-items: flex-start;
            gap: 18px;
        }
        .cat-entry-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }
        .cat-entry-icon {
            width: 48px;
            height: 48px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 20px;
            flex-shrink: 0;
        }
        .cat-entry-card h3 {
            font-size: 18px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 8px;
        }
        .cat-entry-card p {
            font-size: 14px;
            color: var(--subgray);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        /* Guarantee */
        .guarantee-bar {
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 32px 36px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .guarantee-item .g-icon {
            font-size: 28px;
            color: var(--warmgold);
            margin-bottom: 8px;
        }
        .guarantee-item .g-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--charcoal);
            margin-bottom: 4px;
        }
        .guarantee-item .g-desc {
            font-size: 13px;
            color: var(--subgray);
            line-height: 1.7;
        }

        /* Bottom fixed CTA */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background-color: var(--charcoal);
            color: #FFFFFF;
            z-index: 90;
            padding: 14px 0;
            box-shadow: 0 -4px 16px rgba(31,53,40,0.15);
            transform: translateY(100%);
            transition: transform var(--transition-smooth);
        }
        .fixed-bottom-cta.visible {
            transform: translateY(0);
        }
        .fixed-bottom-cta .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .cta-text {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255,255,255,0.9);
        }
        .cta-btn-sm {
            white-space: nowrap;
            padding: 10px 22px;
            font-size: 14px;
        }

        /* Footer */
        .site-footer {
            background-color: var(--charcoal);
            color: #FFFFFF;
            padding: 56px 0 24px;
            margin-bottom: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.6);
            line-height: 1.8;
            max-width: 240px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--warmgold);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--warmgold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            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);
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: var(--warmgold);
        }
        .footer-legal-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-title {
                font-size: 36px;
            }
            .data-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-stat-item:nth-child(2) {
                border-right: none;
            }
            .data-stat-item:nth-child(1),
            .data-stat-item:nth-child(2) {
                border-bottom: 1px solid var(--edge);
            }
            .deep-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .deep-side-img {
                max-width: 360px;
                aspect-ratio: 16 / 10;
            }
            .brand-split {
                grid-template-columns: 1fr;
                padding: 32px 28px;
                gap: 28px;
            }
            .guarantee-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
            }
            .nav-links {
                display: none;
            }
            .nav-location-wrapper {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .mobile-menu {
                top: 60px;
            }
            .hero-section {
                padding: 48px 0;
            }
            .hero-title {
                font-size: 28px;
                letter-spacing: -0.3px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .feature-tri {
                grid-template-columns: 1fr;
            }
            .feature-tri-item {
                border-right: none;
                border-bottom: 1px solid var(--edge);
                padding: 24px 20px;
            }
            .feature-tri-item:last-child {
                border-bottom: none;
            }
            .feature-num {
                font-size: 36px;
            }
            .scenario-wrap {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .cat-entry-grid {
                grid-template-columns: 1fr;
            }
            .guarantee-bar {
                grid-template-columns: 1fr;
                padding: 24px 20px;
            }
            .fixed-bottom-cta .container {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .fixed-bottom-cta .cta-btn-sm {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-data-row {
                gap: 16px;
            }
            .hero-data-number {
                font-size: 22px;
            }
            .data-stat-number {
                font-size: 38px;
            }
            .nav-location-btn {
                font-size: 12px;
                padding: 6px 10px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 24px;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn {
                width: 100%;
            }
            .section-desc {
                font-size: 14px;
            }
            .comparison-table {
                font-size: 13px;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 12px 10px;
            }
            .faq-question {
                font-size: 15px;
                padding: 15px 16px;
            }
            .faq-answer {
                font-size: 14px;
                padding: 0 16px;
            }
            .social-proof-row {
                flex-direction: column;
                align-items: stretch;
            }
            .social-proof-item {
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 10px 25px rgba(31, 53, 40, 0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }

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

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

        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31, 53, 40, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }

        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }

        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31, 53, 40, 0.04);
        }

        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }

        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }

        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }

        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }

        .nav-location-wrapper.open .location-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .location-panel {
            position: absolute;
            right: 0;
            top: calc(100% + 8px);
            width: 220px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 12px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-4px);
            transition: all var(--transition-smooth);
            z-index: 50;
        }

        .location-panel h5 {
            font-size: 13px;
            color: var(--subgray);
            margin-bottom: 8px;
            padding-bottom: 6px;
            border-bottom: 1px solid var(--edge);
        }

        .location-panel ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 4px;
        }

        .location-panel ul a {
            display: block;
            padding: 6px 8px;
            font-size: 13px;
            text-align: center;
            border-radius: var(--radius-badge);
            color: var(--subgray);
        }

        .location-panel ul a:hover {
            background-color: rgba(198, 168, 107, 0.1);
            color: var(--charcoal);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }

        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31, 53, 40, 0.1);
            z-index: 99;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224, 228, 218, 0.5);
            font-size: 15px;
            font-weight: 500;
            color: var(--charcoal);
        }

        .mobile-menu a.active {
            color: var(--warmgold);
        }

        .mobile-menu .mobile-location {
            margin-top: 12px;
            padding: 12px;
            background-color: var(--cream);
            border-radius: var(--radius-card);
            font-size: 14px;
            color: var(--subgray);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--subgray);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

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

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

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

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

        .category-h1-section {
            background-color: var(--charcoal);
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--warmgold);
        }

        .category-h1-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(198, 168, 107, 0.06);
            pointer-events: none;
        }

        .category-h1-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: 20%;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }

        .category-h1-section .container {
            position: relative;
            z-index: 2;
        }

        .category-h1-section .breadcrumb {
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
        }

        .category-h1-section .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
        }

        .category-h1-section .breadcrumb a:hover {
            color: var(--warmgold);
        }

        .category-h1-section .breadcrumb .current {
            color: var(--warmgold);
        }

        .category-h1-section .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.25);
        }

        .category-h1-section h1 {
            font-size: 42px;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-h1-section .cat-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .hot-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .hot-chips .chip {
            display: inline-block;
            padding: 6px 16px;
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.85);
            transition: all var(--transition-fast);
            cursor: default;
        }

        .hot-chips .chip:hover {
            background-color: var(--warmgold);
            color: var(--charcoal);
            border-color: var(--warmgold);
        }

        .section-padding {
            padding: 64px 0;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            line-height: 1.35;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--subgray);
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .article-list-item {
            display: grid;
            grid-template-columns: auto 1fr auto;
            align-items: center;
            gap: 20px;
            padding: 20px 24px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            transition: all var(--transition-fast);
        }

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

        .article-list-item .badge {
            display: inline-block;
            padding: 4px 12px;
            background-color: rgba(198, 168, 107, 0.15);
            color: var(--charcoal);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            min-width: 80px;
            text-align: center;
        }

        .article-list-item .article-title {
            font-size: 17px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .article-list-item .article-excerpt {
            font-size: 14px;
            color: var(--subgray);
            line-height: 1.7;
            margin: 0;
        }

        .article-list-item .read-more {
            font-size: 14px;
            color: var(--charcoal);
            font-weight: 500;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-list-item .read-more::after {
            content: '→';
            font-size: 14px;
            transition: transform var(--transition-fast);
        }

        .article-list-item:hover .read-more::after {
            transform: translateX(3px);
            color: var(--warmgold);
        }

        .article-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 16px;
        }

        .article-card-cover {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .article-card-cover img {
            height: 180px;
            width: 100%;
            object-fit: cover;
        }

        .article-card-cover .card-body {
            padding: 20px;
        }

        .article-card-cover .badge {
            display: inline-block;
            padding: 3px 10px;
            background-color: rgba(198, 168, 107, 0.15);
            color: var(--charcoal);
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 500;
            margin-bottom: 10px;
        }

        .article-card-cover h3 {
            font-size: 16px;
            font-weight: 650;
            color: var(--charcoal);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .article-card-cover p {
            font-size: 13px;
            color: var(--subgray);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .article-card-cover .read-more {
            font-size: 13px;
            color: var(--charcoal);
            font-weight: 500;
        }

        .article-card-cover .read-more:hover {
            color: var(--warmgold);
        }

        .deep-content-block {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 48px;
            box-shadow: var(--shadow-card);
        }

        .deep-content-block h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .deep-content-block h4 {
            font-size: 18px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .deep-content-block p {
            font-size: 16px;
            color: var(--bodytext);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .deep-content-block .highlight-note {
            background-color: rgba(198, 168, 107, 0.08);
            border-left: 4px solid var(--warmgold);
            padding: 16px 20px;
            border-radius: var(--radius-badge);
            margin: 20px 0;
            font-size: 15px;
            color: var(--charcoal);
            line-height: 1.8;
        }

        .data-strip {
            background-color: var(--charcoal);
            border-radius: var(--radius-container);
            padding: 36px 48px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .data-strip .data-item {
            text-align: center;
        }

        .data-strip .data-number {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 800;
            color: var(--warmgold);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .data-strip .data-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.5;
        }

        .related-resources {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .related-resource-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            transition: all var(--transition-fast);
        }

        .related-resource-item:hover {
            border-color: var(--warmgold);
            box-shadow: var(--shadow-card-hover);
        }

        .related-resource-item .resource-icon {
            width: 40px;
            height: 40px;
            background-color: rgba(31, 53, 40, 0.06);
            border-radius: var(--radius-badge);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--charcoal);
            font-size: 18px;
            flex-shrink: 0;
        }

        .related-resource-item .resource-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--charcoal);
            margin-bottom: 2px;
        }

        .related-resource-item .resource-desc {
            font-size: 13px;
            color: var(--subgray);
            line-height: 1.5;
        }

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

        .faq-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--charcoal);
            text-align: left;
            gap: 16px;
            transition: all var(--transition-fast);
        }

        .faq-item .faq-question .faq-icon {
            color: var(--warmgold);
            font-size: 18px;
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

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

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.8;
            padding: 0 24px;
        }

        .faq-item .faq-answer.open {
            max-height: 200px;
            padding: 0 24px 20px;
        }

        .view-more-section {
            text-align: center;
            padding: 32px 0 48px;
        }

        .view-more-link {
            display: inline-block;
            padding: 12px 32px;
            background-color: var(--charcoal);
            color: #ffffff;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .view-more-link:hover {
            background-color: var(--warmgold);
            color: var(--charcoal);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .cta-strip {
            background-color: var(--charcoal);
            border-radius: var(--radius-container);
            padding: 36px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-strip .cta-text {
            flex: 1;
            min-width: 240px;
        }

        .cta-strip .cta-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .cta-strip .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin: 0;
        }

        .cta-strip .cta-btn {
            display: inline-block;
            padding: 14px 36px;
            background-color: var(--warmgold);
            color: var(--charcoal);
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .cta-strip .cta-btn:hover {
            background-color: #d4b87e;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(198, 168, 107, 0.3);
        }

        .site-footer {
            background-color: var(--charcoal);
            color: #ffffff;
            padding: 48px 0 24px;
            margin-top: 40px;
        }

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

        .site-footer .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
        }

        .site-footer .footer-brand-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 300px;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
        }

        .site-footer .footer-col ul {
            list-style: none;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
        }

        .site-footer .footer-col ul a:hover {
            color: var(--warmgold);
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .site-footer .footer-legal-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .site-footer .footer-legal-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        .site-footer .footer-legal-links a:hover {
            color: var(--warmgold);
        }

        @media (max-width: 1024px) {
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
                padding: 28px 32px;
            }
            .article-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-block {
                padding: 32px;
            }
            .cta-strip {
                padding: 28px 32px;
            }
            .related-resources {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-location-wrapper {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .category-h1-section h1 {
                font-size: 30px;
            }
            .article-list-item {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 16px 18px;
            }
            .article-card-grid {
                grid-template-columns: 1fr;
            }
            .data-strip {
                grid-template-columns: 1fr;
                grid-template-rows: repeat(4, auto);
                gap: 16px;
                padding: 24px;
            }
            .data-strip .data-number {
                font-size: 32px;
            }
            .deep-content-block {
                padding: 24px 20px;
            }
            .cta-strip {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 20px;
            }
            .cta-strip .cta-btn {
                width: 100%;
                text-align: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-padding {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-h1-section {
                padding: 32px 0 40px;
            }
            .category-h1-section h1 {
                font-size: 26px;
            }
            .category-h1-section .cat-desc {
                font-size: 14px;
            }
            .hot-chips .chip {
                font-size: 12px;
                padding: 5px 12px;
            }
            .section-title {
                font-size: 22px;
            }
            .deep-content-block h3 {
                font-size: 19px;
            }
            .deep-content-block p {
                font-size: 15px;
            }
            .faq-item .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .site-footer {
                padding: 32px 0 16px;
            }
        }

/* roulang page: category1 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 10px 25px rgba(31, 53, 40, 0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }

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

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

        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31, 53, 40, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }

        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }

        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31, 53, 40, 0.04);
        }

        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }

        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }

        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }

        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }

        .location-panel {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            min-width: 220px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-4px);
            transition: all var(--transition-fast);
            z-index: 120;
        }

        .nav-location-wrapper.open .location-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .location-panel h5 {
            font-size: 13px;
            font-weight: 600;
            color: var(--subgray);
            margin: 0 0 10px;
            letter-spacing: 0.3px;
        }

        .location-panel .loc-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 6px;
        }

        .location-panel .loc-grid button {
            background: none;
            border: 1px solid var(--edge);
            border-radius: var(--radius-badge);
            padding: 6px 4px;
            font-size: 13px;
            color: var(--bodytext);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
        }

        .location-panel .loc-grid button:hover {
            border-color: var(--warmgold);
            color: var(--warmgold);
            background-color: #FDFBF7;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }

        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31, 53, 40, 0.1);
            z-index: 99;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224, 228, 218, 0.5);
            font-size: 15px;
            color: var(--bodytext);
            font-weight: 500;
        }

        .mobile-menu a.active {
            color: var(--warmgold);
            font-weight: 600;
        }

        .mobile-menu .mobile-loc {
            margin-top: 12px;
            font-size: 13px;
            color: var(--subgray);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 20px 0 0;
        }

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

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

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

        .breadcrumb .sep {
            color: var(--edge);
            user-select: none;
        }

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

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

        .section-alt {
            background-color: #F1F0EC;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--subgray);
            margin: 0 0 32px;
            line-height: 1.8;
            max-width: 720px;
        }

        .badge-tag {
            display: inline-block;
            padding: 4px 12px;
            background-color: rgba(198, 168, 107, 0.15);
            color: #8C7135;
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-badge);
            letter-spacing: 0.5px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            background-color: var(--charcoal);
            color: #FFFFFF;
            border: none;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }

        .btn-primary:hover {
            background-color: var(--warmgold);
            color: var(--charcoal);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 11px 26px;
            background: transparent;
            color: var(--charcoal);
            border: 1.5px solid var(--charcoal);
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .btn-outline:hover {
            border-color: var(--warmgold);
            color: var(--warmgold);
            background-color: rgba(198, 168, 107, 0.06);
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            background-color: var(--warmgold);
            color: var(--charcoal);
            border: none;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .btn-gold:hover {
            background-color: #D4B87A;
            color: var(--charcoal);
            transform: translateY(-1px);
        }

        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--charcoal);
            transition: all var(--transition-fast);
        }

        .link-arrow:hover {
            color: var(--warmgold);
        }

        .link-arrow::after {
            content: '→';
            transition: transform var(--transition-fast);
        }

        .link-arrow:hover::after {
            transform: translateX(4px);
        }

        /* Preview List Section */
        .preview-list-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            margin-bottom: 16px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

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

        .preview-date-badge {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            background-color: var(--charcoal);
            color: #FFFFFF;
            border-radius: var(--radius-badge);
            padding: 8px 12px;
            min-width: 58px;
            font-family: var(--font-mono);
        }

        .preview-date-badge .day {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.2;
        }

        .preview-date-badge .month {
            font-size: 12px;
            opacity: 0.8;
            letter-spacing: 0.5px;
        }

        .preview-item-content {
            flex: 1;
            min-width: 0;
        }

        .preview-item-content h3 {
            font-size: 18px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .preview-item-content p {
            font-size: 14px;
            color: var(--subgray);
            margin: 0 0 10px;
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .preview-item-meta .tag {
            display: inline-block;
            padding: 2px 10px;
            background-color: rgba(168, 187, 74, 0.15);
            color: #5F7A2E;
            border-radius: var(--radius-badge);
            font-weight: 500;
        }

        .preview-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .preview-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }

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

        .preview-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background-color: #E8EAE4;
        }

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

        .preview-card-body h3 {
            font-size: 17px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .preview-card-body p {
            font-size: 14px;
            color: var(--subgray);
            margin: 0 0 14px;
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .preview-card-body .preview-item-meta {
            margin-top: auto;
        }

        /* Deep Content */
        .deep-content {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 40px 44px;
            box-shadow: var(--shadow-card);
        }

        .deep-content h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--charcoal);
            margin: 0 0 20px;
            line-height: 1.4;
        }

        .deep-content h3 {
            font-size: 18px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 28px 0 12px;
            line-height: 1.4;
        }

        .deep-content p {
            font-size: 15px;
            color: var(--bodytext);
            margin: 0 0 16px;
            line-height: 1.85;
        }

        .deep-content .data-note {
            background-color: #F6F5F1;
            border-left: 4px solid var(--warmgold);
            padding: 16px 20px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 20px 0;
            font-size: 14px;
            color: var(--subgray);
        }

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

        .stat-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        .stat-number {
            font-family: var(--font-mono);
            font-size: 48px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
            letter-spacing: -1px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--subgray);
            margin-top: 8px;
            font-weight: 500;
        }

        .stat-trend {
            display: inline-block;
            margin-top: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--moss);
        }

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

        .related-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        .related-card h4 {
            font-size: 16px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .related-card p {
            font-size: 14px;
            color: var(--subgray);
            margin: 0 0 12px;
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            text-align: left;
            font-size: 16px;
            font-weight: 650;
            color: var(--charcoal);
            transition: all var(--transition-fast);
            gap: 16px;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--warmgold);
            transition: transform var(--transition-fast);
            font-weight: 400;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
        }

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

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

        /* CTA Bar */
        .cta-bar {
            background-color: var(--charcoal);
            border-radius: var(--radius-container);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-bar-text {
            color: #FFFFFF;
            font-size: 18px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .cta-bar-text span {
            color: var(--warmgold);
            display: block;
            font-size: 14px;
            font-weight: 400;
            margin-top: 4px;
        }

        /* Footer */
        .site-footer {
            background-color: var(--charcoal);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 28px;
            margin-top: 48px;
        }

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

        .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 14px;
            letter-spacing: 0.3px;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-legal-links {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .footer-legal-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

        .footer-legal-links a:hover {
            color: var(--warmgold);
        }

        /* Single More Link */
        .single-more-link {
            text-align: center;
            padding: 32px 0 8px;
        }

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

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

            .preview-card-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .nav-location-wrapper {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .section {
                padding: 32px 0;
            }

            .section-title {
                font-size: 24px;
            }

            .preview-list-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 18px;
            }

            .preview-date-badge {
                flex-direction: row;
                gap: 6px;
                min-width: auto;
                padding: 6px 12px;
                font-size: 13px;
            }

            .preview-date-badge .day {
                font-size: 16px;
            }

            .preview-card-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 36px;
            }

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

            .deep-content {
                padding: 24px 20px;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .footer-legal-links {
                flex-wrap: wrap;
                justify-content: center;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

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

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

            .preview-card-img {
                height: 150px;
            }

            .cta-bar-text {
                font-size: 16px;
            }
        }

        /* Custom link underline animation */
        .link-underline {
            position: relative;
            display: inline-block;
        }

        .link-underline::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 1.5px;
            background-color: var(--warmgold);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-fast);
        }

        .link-underline:hover::after {
            transform: scaleX(1);
        }

        /* Page-specific */
        .h1-classification {
            font-size: 36px;
            font-weight: 700;
            color: var(--charcoal);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: 0.3px;
        }

        .classification-intro {
            font-size: 17px;
            color: var(--subgray);
            line-height: 1.85;
            margin: 0 0 32px;
            max-width: 800px;
        }

        @media (max-width: 768px) {
            .h1-classification {
                font-size: 28px;
            }

            .classification-intro {
                font-size: 15px;
            }
        }

/* roulang page: category3 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 10px 25px rgba(31, 53, 40, 0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }

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

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

        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31, 53, 40, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }

        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }

        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31, 53, 40, 0.04);
        }

        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }

        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }

        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }

        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }

        .location-panel {
            position: absolute;
            top: calc(100% + 10px);
            right: 0;
            min-width: 200px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 12px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-4px);
            transition: all var(--transition-smooth);
            z-index: 200;
        }

        .nav-location-wrapper.open .location-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .location-panel .loc-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--subgray);
            margin-bottom: 8px;
            padding-bottom: 6px;
            border-bottom: 1px solid var(--edge);
        }

        .location-panel .loc-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 6px;
        }

        .location-panel .loc-item {
            padding: 6px 10px;
            font-size: 14px;
            color: var(--charcoal);
            border-radius: var(--radius-badge);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .location-panel .loc-item:hover {
            background-color: rgba(31, 53, 40, 0.05);
            color: var(--charcoal);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }

        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31, 53, 40, 0.1);
            z-index: 99;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224, 228, 218, 0.5);
            font-size: 15px;
            color: var(--charcoal);
            font-weight: 500;
        }

        .mobile-menu a:hover {
            color: var(--warmgold);
        }

        .mobile-menu .mobile-location {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 0;
            font-size: 14px;
            color: var(--subgray);
            border-bottom: 1px solid rgba(224, 228, 218, 0.5);
        }

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

        .breadcrumb a {
            color: var(--subgray);
            transition: color var(--transition-fast);
        }

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

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

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

        /* Category Header */
        .cat-header {
            padding: 28px 0 24px;
            border-bottom: 1px solid var(--edge);
            margin-bottom: 40px;
        }

        .cat-header .cat-eyebrow {
            font-size: 13px;
            font-weight: 600;
            color: var(--warmgold);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .cat-header h1 {
            font-size: 42px;
            font-weight: 700;
            color: var(--charcoal);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .cat-header .cat-desc {
            font-size: 17px;
            color: var(--subgray);
            line-height: 1.85;
            max-width: 800px;
        }

        /* Category list / card main */
        .cat-list-section {
            padding: 20px 0 48px;
        }

        .cat-list-section .list-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .cat-list-section .list-head h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--charcoal);
            letter-spacing: -0.3px;
        }

        .cat-list-section .list-head .list-count {
            font-size: 14px;
            color: var(--subgray);
            font-family: var(--font-mono);
        }

        .article-list-item {
            display: grid;
            grid-template-columns: 120px 1fr auto;
            gap: 20px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 24px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            align-items: start;
        }

        .article-list-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }

        .article-list-item .article-meta {
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: flex-start;
        }

        .article-list-item .article-date {
            font-size: 13px;
            color: var(--subgray);
            font-family: var(--font-mono);
        }

        .article-list-item .article-badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            color: var(--charcoal);
            background-color: rgba(198, 168, 107, 0.15);
            border: 1px solid rgba(198, 168, 107, 0.3);
            border-radius: var(--radius-badge);
        }

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

        .article-list-item .article-title {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .article-list-item .article-desc {
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .article-list-item .article-readmore {
            font-size: 14px;
            font-weight: 600;
            color: var(--charcoal);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

        .article-list-item .article-readmore:hover {
            color: var(--warmgold);
        }

        .article-list-item .article-readmore::after {
            content: '→';
            font-size: 16px;
            transition: transform var(--transition-fast);
        }

        .article-list-item .article-readmore:hover::after {
            transform: translateX(4px);
        }

        /* Even-item variant with image */
        .article-card-with-img {
            display: flex;
            flex-direction: column;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            margin-bottom: 20px;
        }

        .article-card-with-img:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }

        .article-card-with-img .card-img-wrap {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background-color: var(--cream);
        }

        .article-card-with-img .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .article-card-with-img:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .article-card-with-img .card-body {
            padding: 24px;
        }

        .article-card-with-img .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--subgray);
            margin-bottom: 10px;
            font-family: var(--font-mono);
        }

        .article-card-with-img .card-badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            color: var(--charcoal);
            background-color: rgba(168, 187, 74, 0.15);
            border: 1px solid rgba(168, 187, 74, 0.3);
            border-radius: var(--radius-badge);
            font-family: var(--font-sans);
        }

        .article-card-with-img .card-title {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .article-card-with-img .card-desc {
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .article-card-with-img .card-readmore {
            font-size: 14px;
            font-weight: 600;
            color: var(--charcoal);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

        .article-card-with-img .card-readmore:hover {
            color: var(--warmgold);
        }

        .article-card-with-img .card-readmore::after {
            content: '→';
            font-size: 16px;
            transition: transform var(--transition-fast);
        }

        .article-card-with-img .card-readmore:hover::after {
            transform: translateX(4px);
        }

        /* Deep content section */
        .deep-content-section {
            padding: 56px 0;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            border-bottom: 1px solid var(--edge);
            margin-bottom: 48px;
        }

        .deep-content-section .deep-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 24px;
            line-height: 1.35;
        }

        .deep-content-section .deep-body {
            font-size: 16px;
            color: var(--bodytext);
            line-height: 1.9;
        }

        .deep-content-section .deep-body p {
            margin-bottom: 16px;
        }

        .deep-content-section .deep-body h3 {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin-top: 28px;
            margin-bottom: 12px;
        }

        .deep-content-section .deep-insight {
            background-color: var(--cream);
            border-left: 4px solid var(--warmgold);
            padding: 18px 20px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 20px 0;
            font-size: 15px;
            color: var(--charcoal);
        }

        .deep-content-section .deep-insight strong {
            color: var(--charcoal);
            font-weight: 650;
        }

        /* Stats showcase */
        .stats-showcase {
            padding: 48px 0;
            margin-bottom: 40px;
        }

        .stats-showcase .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 32px;
            letter-spacing: -0.3px;
        }

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

        .stat-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        .stat-card .stat-number {
            font-size: 52px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--charcoal);
            line-height: 1.1;
            margin-bottom: 8px;
            letter-spacing: -1px;
        }

        .stat-card .stat-number .unit {
            font-size: 24px;
            font-weight: 600;
            margin-left: 4px;
        }

        .stat-card .stat-label {
            font-size: 15px;
            color: var(--subgray);
            font-weight: 500;
        }

        .stat-card .stat-trend {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            margin-top: 8px;
        }

        .stat-card .stat-trend.up {
            color: #5B8C00;
            background-color: rgba(168, 187, 74, 0.15);
        }

        .stat-card .stat-trend.steady {
            color: var(--charcoal);
            background-color: rgba(198, 168, 107, 0.15);
        }

        /* Related resources */
        .related-resources {
            padding: 40px 0;
            margin-bottom: 40px;
        }

        .related-resources .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 28px;
        }

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

        .related-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        .related-card .related-img {
            height: 160px;
            overflow: hidden;
            background-color: var(--cream);
        }

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

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

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

        .related-card .related-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--charcoal);
            background-color: rgba(198, 168, 107, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            display: inline-block;
            margin-bottom: 8px;
        }

        .related-card .related-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--charcoal);
            line-height: 1.5;
        }

        .related-card .related-title a:hover {
            color: var(--warmgold);
        }

        /* FAQ section */
        .faq-section {
            padding: 48px 0;
            margin-bottom: 40px;
        }

        .faq-section .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 28px;
        }

        .faq-accordion-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-accordion-item:hover {
            border-color: rgba(198, 168, 107, 0.5);
        }

        .faq-accordion-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 20px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--charcoal);
            text-align: left;
            transition: all var(--transition-fast);
        }

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

        .faq-accordion-item .faq-question .faq-icon {
            font-size: 20px;
            color: var(--warmgold);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

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

        .faq-accordion-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
        }

        .faq-accordion-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-accordion-item .faq-answer p {
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.8;
        }

        /* View more link */
        .view-more-section {
            text-align: center;
            padding: 24px 0 40px;
        }

        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            font-size: 16px;
            font-weight: 600;
            color: var(--charcoal);
            background-color: var(--card);
            border: 2px solid var(--charcoal);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }

        .view-more-link:hover {
            background-color: var(--charcoal);
            color: #FFFFFF;
            border-color: var(--charcoal);
        }

        .view-more-link::after {
            content: '→';
            font-size: 18px;
            transition: transform var(--transition-fast);
        }

        .view-more-link:hover::after {
            transform: translateX(4px);
        }

        /* CTA bar */
        .cta-bar {
            background-color: var(--charcoal);
            border-radius: var(--radius-container);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 64px;
            flex-wrap: wrap;
        }

        .cta-bar .cta-text {
            flex: 1;
            min-width: 200px;
        }

        .cta-bar .cta-title {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .cta-bar .cta-desc {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
        }

        .cta-bar .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 700;
            color: var(--charcoal);
            background-color: var(--warmgold);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .cta-bar .cta-btn:hover {
            background-color: #D4B67E;
            color: var(--charcoal);
            transform: translateY(-2px);
        }

        .cta-bar .cta-btn:active {
            transform: scale(0.98);
        }

        /* Footer */
        .site-footer {
            background-color: var(--charcoal);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 32px;
            margin-top: 0;
        }

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

        .site-footer .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .site-footer .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

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

        .site-footer .footer-col li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-fast);
        }

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

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-bottom .footer-legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
            flex-wrap: wrap;
        }

        .site-footer .footer-bottom a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-fast);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .cat-header h1 {
                font-size: 36px;
            }

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

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

        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
                gap: 12px;
            }

            .nav-links {
                display: none;
            }

            .nav-location-wrapper {
                display: none;
            }

            .hamburger {
                display: block;
            }

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

            .cat-header h1 {
                font-size: 30px;
            }

            .cat-header .cat-desc {
                font-size: 15px;
            }

            .article-list-item {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 20px;
            }

            .article-list-item .article-meta {
                flex-direction: row;
                align-items: center;
                gap: 10px;
            }

            .article-list-item .article-date {
                font-size: 12px;
            }

            .article-list-item .article-badge {
                font-size: 11px;
            }

            .article-list-item .article-title {
                font-size: 18px;
            }

            .article-card-with-img .card-img-wrap {
                height: 160px;
            }

            .article-card-with-img .card-body {
                padding: 18px;
            }

            .article-card-with-img .card-title {
                font-size: 18px;
            }

            .deep-content-section {
                padding: 40px 0;
            }

            .deep-content-section .deep-title {
                font-size: 24px;
            }

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

            .stat-card {
                padding: 20px 16px;
            }

            .stat-card .stat-number {
                font-size: 38px;
            }

            .stat-card .stat-number .unit {
                font-size: 18px;
            }

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

            .cta-bar {
                flex-direction: column;
                text-align: center;
                padding: 28px 24px;
            }

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

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

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .site-footer .footer-bottom .footer-legal-links {
                margin-left: 0;
            }
        }

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

            .cat-header h1 {
                font-size: 26px;
            }

            .article-list-item {
                padding: 16px;
            }

            .article-list-item .article-title {
                font-size: 16px;
            }

            .article-list-item .article-desc {
                font-size: 14px;
            }

            .article-card-with-img .card-img-wrap {
                height: 140px;
            }

            .article-card-with-img .card-body {
                padding: 16px;
            }

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

            .article-card-with-img .card-desc {
                font-size: 14px;
            }

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

            .deep-content-section .deep-body {
                font-size: 15px;
            }

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .stat-card {
                padding: 16px;
            }

            .stat-card .stat-number {
                font-size: 32px;
            }

            .stat-card .stat-label {
                font-size: 13px;
            }

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

/* roulang page: category6 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-card-hover: 0 10px 25px rgba(31,53,40,0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }

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

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

        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31,53,40,0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }

        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }

        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31,53,40,0.04);
        }

        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }

        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }

        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }

        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }

        .nav-location-wrapper.open .location-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }

        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31,53,40,0.1);
            z-index: 99;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224,228,218,0.5);
            font-size: 15px;
            color: var(--charcoal);
        }

        .mobile-menu a:hover {
            color: var(--warmgold);
        }

        .location-panel {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            width: 260px;
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 10px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(4px);
            transition: all var(--transition-smooth);
            z-index: 110;
        }

        .location-panel a {
            display: block;
            padding: 8px 10px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--subgray);
        }

        .location-panel a:hover {
            background-color: rgba(31,53,40,0.04);
            color: var(--charcoal);
        }

        /* Page hero */
        .page-intro {
            background: linear-gradient(135deg, #1F3528 0%, #2A4234 100%);
            padding: 64px 0 52px;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }

        .page-intro::after {
            content: '';
            position: absolute;
            right: -120px;
            top: -120px;
            width: 360px;
            height: 360px;
            border: 1px solid rgba(198,168,107,0.25);
            border-radius: 50%;
            pointer-events: none;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255,255,255,0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255,255,255,0.7);
        }

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

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

        .page-intro h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.2;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

        .page-intro .intro-desc {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255,255,255,0.82);
            max-width: 760px;
            margin: 0;
        }

        .intro-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(198,168,107,0.16);
            border: 1px solid rgba(198,168,107,0.4);
            color: var(--warmgold);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
        }

        /* Main sections */
        main {
            display: block;
            padding-bottom: 80px;
        }

        .section {
            padding: 64px 0;
        }

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

        .section-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--charcoal);
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--subgray);
            line-height: 1.85;
            margin-bottom: 32px;
            max-width: 760px;
        }

        .gold-rule {
            width: 52px;
            height: 3px;
            background-color: var(--warmgold);
            border-radius: 3px;
            margin-bottom: 16px;
        }

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

        .injury-card {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

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

        .injury-card .card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .injury-card .card-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 14px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .injury-card h3 {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 0;
            line-height: 1.4;
        }

        .badge {
            display: inline-block;
            background: rgba(198,168,107,0.16);
            color: #9A7B32;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
        }

        .badge.risk-high {
            background: rgba(178,34,34,0.08);
            color: #A33A2B;
        }

        .badge.risk-mid {
            background: rgba(198,168,107,0.18);
            color: #8A6D2F;
        }

        .badge.risk-low {
            background: rgba(168,187,74,0.14);
            color: #5A6A21;
        }

        .injury-card p {
            color: var(--subgray);
            font-size: 15px;
            line-height: 1.8;
            margin: 0 0 16px;
            flex: 1;
        }

        .injury-card .meta-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--subgray);
            border-top: 1px solid var(--edge);
            padding-top: 12px;
            margin-top: auto;
        }

        .field-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
            color: var(--charcoal);
        }

        .field-label .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--warmgold);
            display: inline-block;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--charcoal);
            color: #FFFFFF;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            border: 1px solid var(--charcoal);
            cursor: pointer;
            white-space: nowrap;
        }

        .cta-btn:hover {
            background-color: var(--warmgold);
            color: var(--charcoal);
            border-color: var(--warmgold);
        }

        .cta-btn:active {
            transform: scale(0.98);
        }

        .cta-btn.gold {
            background-color: var(--warmgold);
            color: var(--charcoal);
            border-color: var(--warmgold);
        }

        .cta-btn.gold:hover {
            background-color: #D7BD85;
            color: var(--charcoal);
        }

        .cta-btn.ghost {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255,255,255,0.6);
        }

        .cta-btn.ghost:hover {
            background-color: rgba(255,255,255,0.08);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }

        .injury-list {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .injury-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 24px;
            border-bottom: 1px solid var(--edge);
            transition: background var(--transition-fast);
            flex-wrap: wrap;
        }

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

        .injury-item:hover {
            background-color: rgba(31,53,40,0.025);
        }

        .injury-item .date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--subgray);
            min-width: 90px;
            font-weight: 500;
        }

        .injury-item .title {
            font-weight: 650;
            color: var(--charcoal);
            flex: 1;
            min-width: 180px;
            font-size: 16px;
        }

        .injury-item .summary {
            color: var(--subgray);
            font-size: 14px;
            flex: 1.3;
            min-width: 200px;
            line-height: 1.7;
        }

        .injury-item .item-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--charcoal);
            white-space: nowrap;
        }

        .injury-item .item-link:hover {
            color: var(--warmgold);
        }

        .deep-content {
            background: #FFFFFF;
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 40px;
            box-shadow: var(--shadow-card);
        }

        .deep-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .deep-content h3 {
            font-size: 19px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 32px 0 12px;
            line-height: 1.5;
        }

        .deep-content p {
            font-size: 16px;
            line-height: 1.95;
            color: var(--bodytext);
            margin-bottom: 16px;
        }

        .deep-content .key-data {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin: 28px 0;
        }

        .data-block {
            background: var(--cream);
            border-left: 3px solid var(--warmgold);
            padding: 16px 18px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
        }

        .data-block .number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
        }

        .data-block .label {
            font-size: 13px;
            color: var(--subgray);
            margin-top: 4px;
        }

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

        .stat-box {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .stat-box .stat-number {
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
        }

        .stat-box .stat-label {
            font-size: 14px;
            color: var(--subgray);
            margin-top: 6px;
        }

        .faq-item {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 17px;
            font-weight: 650;
            color: var(--charcoal);
            text-align: left;
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--charcoal);
            background-color: rgba(31,53,40,0.03);
        }

        .faq-icon {
            font-size: 20px;
            color: var(--warmgold);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

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

        .faq-answer {
            display: none;
            padding: 0 24px 20px;
            color: var(--subgray);
            font-size: 15px;
            line-height: 1.85;
        }

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

        .cta-banner {
            background-color: var(--charcoal);
            color: #FFFFFF;
            border-radius: var(--radius-container);
            padding: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            background-image: radial-gradient(circle at 85% 20%, rgba(198,168,107,0.16), transparent 40%);
        }

        .cta-banner h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 8px;
        }

        .cta-banner p {
            font-size: 16px;
            color: rgba(255,255,255,0.82);
            margin: 0;
            max-width: 560px;
        }

        .footer {
            background-color: var(--charcoal);
            color: #FFFFFF;
            padding: 56px 0 0;
            margin-top: 0;
        }

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

        .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            line-height: 1.8;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--warmgold);
            margin-bottom: 14px;
        }

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

        .footer-col li {
            margin-bottom: 8px;
        }

        .footer-col a {
            font-size: 14px;
            color: rgba(255,255,255,0.72);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255,255,255,0.58);
        }

        .footer-legal-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-legal-links a {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
        }

        .footer-legal-links a:hover {
            color: #FFFFFF;
        }

        @media (max-width: 1024px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .card-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                height: auto;
                min-height: 60px;
                padding-top: 8px;
                padding-bottom: 8px;
                flex-wrap: wrap;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .nav-location-wrapper {
                display: none;
            }
            .page-intro h1 {
                font-size: 32px;
            }
            .section {
                padding: 44px 0;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .deep-content {
                padding: 24px;
            }
            .deep-content .key-data {
                grid-template-columns: 1fr;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .injury-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .injury-item .summary {
                flex: 1;
                min-width: auto;
            }
            .cta-banner {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-intro h1 {
                font-size: 26px;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-legal-links {
                flex-direction: column;
                gap: 6px;
            }
        }

/* roulang page: category5 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-card-hover: 0 10px 25px rgba(31,53,40,0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--cream);
            color: var(--bodytext);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 84px; /* 给底部固定 CTA 留空间 */
        }
        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }
        a:hover {
            color: var(--warmgold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31,53,40,0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }
        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }
        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31,53,40,0.04);
        }
        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }
        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }
        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }
        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }
        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }
        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31,53,40,0.1);
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224,228,218,0.5);
            font-size: 15px;
            color: var(--bodytext);
        }
        .mobile-menu a.active {
            color: var(--charcoal);
            font-weight: 600;
        }
        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--subgray);
            margin-bottom: 12px;
        }
        .breadcrumb a {
            color: var(--subgray);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--warmgold);
        }
        .breadcrumb span.sep {
            color: var(--edge);
            user-select: none;
        }
        /* Category H1 area */
        .category-h1-section {
            padding: 40px 0 32px;
            background-color: var(--cream);
        }
        .category-h1-section h1 {
            font-size: 42px;
            font-weight: 700;
            color: var(--charcoal);
            letter-spacing: -0.5px;
            margin: 0 0 16px 0;
            line-height: 1.3;
        }
        .category-intro {
            font-size: 17px;
            color: var(--subgray);
            max-width: 780px;
            line-height: 1.9;
        }
        /* List / Card body */
        .team-list-section {
            padding: 40px 0 60px;
            background-color: var(--cream);
        }
        .team-card-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .team-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }
        .team-card.horizontal {
            flex-direction: row;
            align-items: stretch;
        }
        .team-card .card-content {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .team-card.horizontal .card-content {
            flex: 1;
        }
        .team-card .card-image {
            height: 200px;
            overflow: hidden;
            background-color: #EAEFE4;
            flex-shrink: 0;
        }
        .team-card.horizontal .card-image {
            width: 280px;
            height: auto;
            min-height: 100%;
        }
        .team-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .team-card:hover .card-image img {
            transform: scale(1.04);
        }
        .team-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 13px;
            color: var(--subgray);
        }
        .team-card .card-badge {
            background-color: rgba(198,168,107,0.15);
            color: var(--warmgold);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-weight: 600;
            font-size: 13px;
        }
        .team-card h3 {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            line-height: 1.4;
            margin: 0 0 8px 0;
        }
        .team-card .card-summary {
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .team-card .read-more {
            margin-top: auto;
            align-self: flex-start;
            font-size: 15px;
            font-weight: 600;
            color: var(--charcoal);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
            position: relative;
        }
        .team-card .read-more::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--warmgold);
            transition: width var(--transition-fast);
        }
        .team-card .read-more:hover {
            color: var(--warmgold);
        }
        .team-card .read-more:hover::after {
            width: 100%;
        }
        /* Deep content */
        .deep-content-section {
            padding: 60px 0;
            background-color: #FFFFFF;
            border-top: 1px solid var(--edge);
            border-bottom: 1px solid var(--edge);
        }
        .deep-content-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            margin: 0 0 24px 0;
            letter-spacing: -0.3px;
        }
        .deep-content-body {
            color: var(--bodytext);
            font-size: 16px;
            line-height: 2;
        }
        .deep-content-body p {
            margin-bottom: 16px;
        }
        .deep-content-body h3 {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin: 28px 0 12px;
        }
        .deep-content-body .key-data {
            display: inline-block;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-badge);
            padding: 4px 12px;
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: var(--charcoal);
            margin: 0 4px;
        }
        /* Data stats */
        .stats-section {
            padding: 60px 0;
            background-color: var(--cream);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }
        .stat-item .stat-number {
            font-family: var(--font-mono);
            font-size: 56px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-item .stat-label {
            font-size: 15px;
            color: var(--subgray);
            font-weight: 500;
        }
        /* Related resources */
        .related-section {
            padding: 60px 0;
            background-color: #FFFFFF;
            border-top: 1px solid var(--edge);
        }
        .related-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 28px;
        }
        .related-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .related-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            transition: all var(--transition-fast);
        }
        .related-item:hover {
            border-color: var(--warmgold);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .related-item .related-icon {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
            background-color: var(--charcoal);
            color: var(--warmgold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
        }
        .related-item .related-text {
            font-size: 16px;
            font-weight: 600;
            color: var(--charcoal);
        }
        /* FAQ */
        .faq-section {
            padding: 60px 0;
            background-color: var(--cream);
            border-top: 1px solid var(--edge);
        }
        .faq-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 28px;
        }
        .faq-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--warmgold);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            text-align: left;
            font-size: 18px;
            font-weight: 650;
            color: var(--charcoal);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--warmgold);
        }
        .faq-question .faq-icon {
            font-size: 22px;
            color: var(--warmgold);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
            padding: 0 24px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-answer p {
            color: var(--subgray);
            font-size: 15px;
            line-height: 1.9;
            margin: 0;
        }
        /* Single more link */
        .more-link-section {
            padding: 24px 0 48px;
            background-color: var(--cream);
            text-align: center;
        }
        .more-link-btn {
            display: inline-block;
            padding: 12px 32px;
            background-color: var(--charcoal);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-weight: 600;
            transition: all var(--transition-fast);
            font-size: 16px;
        }
        .more-link-btn:hover {
            background-color: var(--warmgold);
            color: var(--charcoal);
            transform: translateY(-2px);
        }
        /* CTA fixed bottom bar */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background-color: var(--charcoal);
            color: #FFFFFF;
            z-index: 98;
            padding: 12px 0;
            box-shadow: 0 -4px 20px rgba(31,53,40,0.2);
        }
        .bottom-cta-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .bottom-cta-text {
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 0.3px;
        }
        .bottom-cta-btn {
            display: inline-block;
            padding: 10px 28px;
            background-color: var(--warmgold);
            color: var(--charcoal);
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 16px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .bottom-cta-btn:hover {
            background-color: #D4B87A;
            color: var(--charcoal);
            transform: translateY(-2px);
        }
        /* Footer */
        .site-footer {
            background-color: var(--charcoal);
            color: rgba(255,255,255,0.85);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 15px;
            color: rgba(255,255,255,0.7);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.7);
            transition: color var(--transition-fast);
            font-size: 15px;
        }
        .footer-col ul li a:hover {
            color: var(--warmgold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 14px;
            color: rgba(255,255,255,0.6);
            align-items: center;
        }
        .footer-legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
        }
        .footer-legal-links a {
            color: rgba(255,255,255,0.6);
        }
        .footer-legal-links a:hover {
            color: var(--warmgold);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-list {
                grid-template-columns: 1fr;
            }
            .team-card.horizontal .card-image {
                width: 220px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .site-header .container {
                height: 60px;
            }
            .nav-links, .nav-location-wrapper {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .category-h1-section h1 {
                font-size: 32px;
            }
            .team-card.horizontal {
                flex-direction: column;
            }
            .team-card.horizontal .card-image {
                width: 100%;
                height: 200px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 40px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .related-list {
                grid-template-columns: 1fr;
            }
            .bottom-cta-bar .container {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .bottom-cta-btn {
                width: 100%;
                text-align: center;
            }
            body {
                padding-bottom: 110px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .category-h1-section h1 {
                font-size: 28px;
            }
            .team-card .card-content {
                padding: 16px;
            }
            .team-card h3 {
                font-size: 18px;
            }
        }

/* roulang page: category4 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 10px 25px rgba(31, 53, 40, 0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--cream);
            color: var(--bodytext);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }
        a:hover {
            color: var(--warmgold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31, 53, 40, 0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }
        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }
        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31, 53, 40, 0.04);
        }
        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }
        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }
        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
            font-family: var(--font-sans);
        }
        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }
        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }
        .location-panel {
            position: absolute;
            right: 0;
            top: calc(100% + 8px);
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            box-shadow: 0 12px 30px rgba(31, 53, 40, 0.12);
            padding: 16px;
            min-width: 220px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(4px);
            transition: all var(--transition-smooth);
            z-index: 101;
        }
        .location-panel.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .location-panel h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--subgray);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .location-panel .city-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 6px;
        }
        .location-panel .city-list a {
            font-size: 13px;
            padding: 6px 8px;
            text-align: center;
            border-radius: var(--radius-badge);
            background-color: var(--cream);
            color: var(--charcoal);
            transition: all var(--transition-fast);
        }
        .location-panel .city-list a:hover {
            background-color: var(--warmgold);
            color: #1E1E1E;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
            font-family: var(--font-sans);
        }
        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31, 53, 40, 0.1);
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224, 228, 218, 0.5);
            font-size: 15px;
            color: var(--charcoal);
        }
        .mobile-menu a.active {
            color: var(--warmgold);
            font-weight: 600;
        }
        /* Page Header */
        .page-header {
            background: linear-gradient(135deg, #F8F7F4 0%, #FCFBF8 100%);
            border-bottom: 1px solid var(--edge);
            padding: 32px 0 28px;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--subgray);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--subgray);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--warmgold);
        }
        .breadcrumb .sep {
            color: #B5BDAE;
        }
        .breadcrumb .current {
            color: var(--charcoal);
            font-weight: 500;
        }
        .page-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--charcoal);
            line-height: 1.3;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .page-header .header-desc {
            font-size: 16px;
            color: var(--subgray);
            max-width: 720px;
            line-height: 1.8;
            margin: 0;
        }
        /* Article List */
        .article-list-section {
            padding: 48px 0 48px;
            background-color: var(--cream);
        }
        .article-list-section .section-header {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .article-list-section .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--charcoal);
            letter-spacing: 0.3px;
            margin: 0;
        }
        .article-list-section .section-header .count-badge {
            font-size: 13px;
            color: var(--subgray);
            background-color: #EDF0E8;
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 500;
        }
        .article-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 22px;
        }
        .article-card {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
            transform: translateY(-4px);
        }
        .article-card.horizontal {
            flex-direction: row;
            align-items: flex-start;
        }
        .article-card.horizontal .article-thumb {
            flex: 0 0 260px;
            height: 180px;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: #EDF0E8;
        }
        .article-card.horizontal .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-card.horizontal .article-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .article-card.vertical .article-thumb {
            width: 100%;
            height: 200px;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: #EDF0E8;
        }
        .article-card.vertical .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-card.vertical .article-body {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .article-category-badge {
            display: inline-block;
            background-color: rgba(198, 168, 107, 0.15);
            color: #A0843F;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
            width: fit-content;
        }
        .article-date {
            font-size: 12px;
            color: var(--subgray);
            font-family: var(--font-mono);
            letter-spacing: 0.3px;
        }
        .article-card h3 {
            font-size: 18px;
            font-weight: 650;
            color: var(--charcoal);
            line-height: 1.5;
            margin: 0;
        }
        .article-card .article-excerpt {
            font-size: 14px;
            color: var(--subgray);
            line-height: 1.8;
            margin: 0;
            flex: 1;
        }
        .article-card .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--charcoal);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
            width: fit-content;
        }
        .article-card .read-more i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }
        .article-card .read-more:hover {
            color: var(--warmgold);
        }
        .article-card .read-more:hover i {
            transform: translateX(4px);
        }
        /* Depth Content */
        .depth-content-section {
            padding: 48px 0;
            background-color: #FCFBF8;
            border-top: 1px solid var(--edge);
            border-bottom: 1px solid var(--edge);
        }
        .depth-content-section .depth-inner {
            max-width: 860px;
            margin: 0 auto;
        }
        .depth-content-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .depth-content-section .depth-subhead {
            font-size: 14px;
            color: var(--subgray);
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .depth-content-section .depth-subhead .tag {
            background-color: rgba(198, 168, 107, 0.15);
            color: #A0843F;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
        }
        .depth-content-section .depth-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--bodytext);
        }
        .depth-content-section .depth-body p {
            margin-bottom: 16px;
            text-align: justify;
        }
        .depth-content-section .depth-body .highlight-box {
            background-color: #F8F7F4;
            border-left: 3px solid var(--warmgold);
            padding: 16px 20px;
            margin: 20px 0;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            font-size: 15px;
            color: #3D4A3F;
            line-height: 1.8;
        }
        .depth-content-section .depth-body .highlight-box strong {
            color: var(--charcoal);
            font-weight: 700;
        }
        /* Stats Section */
        .stats-section {
            padding: 48px 0;
            background-color: var(--charcoal);
        }
        .stats-section .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 24px 16px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-container);
            background-color: rgba(255, 255, 255, 0.03);
        }
        .stat-number {
            font-size: 48px;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--warmgold);
            line-height: 1.2;
            letter-spacing: -1px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 6px;
            font-weight: 500;
            letter-spacing: 0.3px;
        }
        .stat-suffix {
            font-size: 22px;
            font-weight: 700;
            color: var(--warmgold);
            font-family: var(--font-mono);
        }
        /* Related Articles */
        .related-section {
            padding: 48px 0;
            background-color: var(--cream);
        }
        .related-section h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .related-card {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 18px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            display: block;
        }
        .related-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
            transform: translateY(-3px);
            color: var(--charcoal);
        }
        .related-card h3 {
            font-size: 15px;
            font-weight: 650;
            color: var(--charcoal);
            line-height: 1.5;
            margin: 0 0 6px;
        }
        .related-card .related-date {
            font-size: 12px;
            color: var(--subgray);
            font-family: var(--font-mono);
        }
        .related-card .related-tag {
            font-size: 11px;
            color: #A0843F;
            font-weight: 600;
            background-color: rgba(198, 168, 107, 0.12);
            padding: 2px 8px;
            border-radius: var(--radius-badge);
            display: inline-block;
            margin-bottom: 8px;
        }
        /* FAQ Section */
        .faq-section {
            padding: 48px 0;
            background-color: #FCFBF8;
            border-top: 1px solid var(--edge);
        }
        .faq-section h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 28px;
            letter-spacing: 0.3px;
            text-align: center;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--warmgold);
        }
        .faq-item h3 {
            font-size: 16px;
            font-weight: 650;
            color: var(--charcoal);
            padding: 18px 20px;
            margin: 0;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            line-height: 1.5;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
        }
        .faq-item h3 .faq-icon {
            font-size: 16px;
            color: var(--warmgold);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open h3 .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
            padding: 0 20px;
            font-size: 14px;
            line-height: 1.85;
            color: var(--subgray);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        /* More Link */
        .more-link-section {
            padding: 24px 0 40px;
            background-color: var(--cream);
            text-align: center;
        }
        .more-link-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 28px;
            background-color: var(--charcoal);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            font-family: var(--font-sans);
        }
        .more-link-btn i {
            font-size: 13px;
            transition: transform var(--transition-fast);
        }
        .more-link-btn:hover {
            background-color: var(--warmgold);
            color: var(--charcoal);
        }
        .more-link-btn:hover i {
            transform: translateX(4px);
        }
        /* CTA Bar */
        .cta-bar {
            background-color: var(--charcoal);
            color: #fff;
            padding: 20px 24px;
            position: sticky;
            bottom: 0;
            z-index: 90;
            border-top: 2px solid var(--warmgold);
            box-shadow: 0 -6px 18px rgba(31, 53, 40, 0.18);
        }
        .cta-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .cta-bar .cta-text {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            letter-spacing: 0.3px;
        }
        .cta-bar .cta-text strong {
            color: var(--warmgold);
            font-weight: 700;
        }
        .cta-bar .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background-color: var(--warmgold);
            color: var(--charcoal);
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
            border: none;
            cursor: pointer;
            font-family: var(--font-sans);
        }
        .cta-bar .cta-btn:hover {
            background-color: #D4B877;
            transform: scale(1.02);
        }
        /* Footer */
        .site-footer {
            background-color: var(--charcoal);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .footer-brand-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            max-width: 320px;
        }
        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--warmgold);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
            margin-top: 0;
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--warmgold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom span {
            white-space: nowrap;
        }
        .footer-legal-links {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .footer-legal-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-legal-links a:hover {
            color: var(--warmgold);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .article-card.horizontal {
                flex-direction: column;
            }
            .article-card.horizontal .article-thumb {
                flex: none;
                width: 100%;
                height: 200px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-section .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 38px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .nav-location-wrapper .location-panel {
                min-width: 180px;
                right: -40px;
            }
            .page-header h1 {
                font-size: 28px;
            }
            .article-list-section .section-header h2 {
                font-size: 22px;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .depth-content-section {
                padding: 32px 0;
            }
            .depth-content-section h2 {
                font-size: 22px;
            }
            .cta-bar {
                padding: 14px 16px;
            }
            .cta-bar .container {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .cta-bar .cta-text {
                font-size: 13px;
            }
            .cta-bar .cta-btn {
                width: 100%;
                justify-content: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-legal-links {
                flex-wrap: wrap;
                gap: 10px;
            }
            .stats-section .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 32px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .site-header .container {
                height: 60px;
            }
            .brand-logo {
                font-size: 17px;
            }
            .brand-logo .brand-sub {
                font-size: 12px;
            }
            .brand-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 11px;
            }
            .hamburger {
                font-size: 20px;
                padding: 6px;
            }
            .mobile-menu {
                top: 60px;
            }
            .nav-location-btn {
                font-size: 12px;
                padding: 6px 10px;
            }
            .page-header {
                padding: 20px 0 18px;
            }
            .page-header h1 {
                font-size: 24px;
            }
            .page-header .header-desc {
                font-size: 14px;
            }
            .article-card {
                padding: 16px;
            }
            .article-card.horizontal .article-thumb,
            .article-card.vertical .article-thumb {
                height: 160px;
            }
            .article-card h3 {
                font-size: 16px;
            }
            .stats-section .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 28px;
            }
            .stat-label {
                font-size: 12px;
            }
            .faq-item h3 {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-item .faq-answer {
                padding: 0 16px;
                font-size: 13px;
            }
            .faq-item.open .faq-answer {
                padding-bottom: 14px;
            }
        }

/* roulang page: category7 */
:root {
            --charcoal: #1F3528;
            --warmgold: #C6A86B;
            --cream: #F8F7F4;
            --card: #FFFFFF;
            --edge: #E0E4DA;
            --bodytext: #1E1E1E;
            --subgray: #5A645E;
            --moss: #A8BB4A;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --radius-container: 12px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 10px 25px rgba(31, 53, 40, 0.12);
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "SF Mono", Menlo, Consolas, monospace;
        }

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

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

        a {
            color: var(--charcoal);
            text-decoration: none;
            transition: color var(--transition-fast);
            position: relative;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--warmgold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* Header / Nav */
        .site-header {
            background-color: var(--card);
            border-bottom: 1px solid var(--edge);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(31, 53, 40, 0.04);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--charcoal);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background-color: var(--charcoal);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--warmgold);
            font-size: 14px;
            flex-shrink: 0;
        }

        .brand-logo .brand-name {
            font-weight: 700;
            color: var(--charcoal);
        }

        .brand-logo .brand-sub {
            font-weight: 400;
            font-size: 14px;
            color: var(--subgray);
            margin-left: 2px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--subgray);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--charcoal);
            background-color: rgba(31, 53, 40, 0.04);
        }

        .nav-links a.active {
            color: var(--charcoal);
            font-weight: 600;
            position: relative;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background-color: var(--warmgold);
            border-radius: 1px;
        }

        .nav-location-wrapper {
            position: relative;
            flex-shrink: 0;
        }

        .nav-location-btn {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--cream);
            border: 1px solid var(--edge);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--charcoal);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            white-space: nowrap;
        }

        .nav-location-btn:hover {
            border-color: var(--warmgold);
            background-color: #FDFBF7;
        }

        .nav-location-btn .loc-icon {
            color: var(--warmgold);
            font-size: 14px;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            margin-left: 8px;
            color: var(--charcoal);
            font-size: 24px;
            line-height: 1;
        }

        .mobile-menu {
            display: none;
            background-color: var(--card);
            border-top: 1px solid var(--edge);
            padding: 12px 24px 20px;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(31, 53, 40, 0.1);
            z-index: 99;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px solid rgba(224, 228, 218, 0.5);
            font-size: 15px;
            color: var(--subgray);
        }

        .mobile-menu a:hover {
            color: var(--charcoal);
        }

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

        .breadcrumb a {
            color: var(--subgray);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: #b5bdb4;
            font-size: 12px;
        }

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

        /* Category Hero */
        .category-hero {
            padding: 48px 0 40px;
            background-color: var(--cream);
            border-bottom: 1px solid var(--edge);
        }

        .category-hero h1 {
            font-size: 42px;
            font-weight: 700;
            color: var(--charcoal);
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .category-hero .category-desc {
            max-width: 780px;
            font-size: 17px;
            color: var(--subgray);
            line-height: 1.9;
        }

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

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

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--subgray);
            margin-bottom: 36px;
            max-width: 760px;
            line-height: 1.8;
        }

        /* Tool Grid */
        .tool-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
        }

        .tool-card {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

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

        .tool-card-horizontal {
            display: grid;
            grid-template-columns: 1fr 160px;
            align-items: stretch;
        }

        .tool-card-horizontal .tool-card-body {
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .tool-card-vertical .tool-card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .tool-card-vertical .tool-card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .tool-badge {
            display: inline-block;
            background-color: rgba(31, 53, 40, 0.07);
            color: var(--charcoal);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
            width: fit-content;
        }

        .tool-card h3 {
            font-size: 20px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .tool-card .tool-summary {
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .tool-card .tool-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--charcoal);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast);
            width: fit-content;
            border-bottom: 1px solid transparent;
        }

        .tool-card .tool-link:hover {
            color: var(--warmgold);
            border-bottom-color: var(--warmgold);
        }

        .tool-card-horizontal .tool-card-side {
            background-color: rgba(31, 53, 40, 0.04);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 16px;
            border-left: 1px solid var(--edge);
            text-align: center;
        }

        .tool-card-side .side-icon {
            font-size: 36px;
            color: var(--warmgold);
        }

        .tool-card-side .side-label {
            font-size: 13px;
            color: var(--subgray);
            margin-top: 6px;
            line-height: 1.5;
        }

        /* Deep Content */
        .deep-content {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-container);
            padding: 40px 44px;
            box-shadow: var(--shadow-card);
        }

        .deep-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--charcoal);
            margin-bottom: 20px;
            line-height: 1.45;
        }

        .deep-content h3 {
            font-size: 19px;
            font-weight: 650;
            color: var(--charcoal);
            margin-top: 24px;
            margin-bottom: 10px;
            line-height: 1.6;
        }

        .deep-content p {
            font-size: 16px;
            color: var(--bodytext);
            line-height: 2.0;
            margin-bottom: 16px;
        }

        .deep-content .data-inline {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--warmgold);
            font-size: 20px;
            letter-spacing: 0.5px;
        }

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

        .stat-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
        }

        .stat-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }

        .stat-number {
            font-family: var(--font-mono);
            font-size: 48px;
            font-weight: 800;
            color: var(--charcoal);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .stat-number .stat-unit {
            font-size: 20px;
            font-weight: 600;
            color: var(--warmgold);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--subgray);
            margin-top: 6px;
            line-height: 1.6;
        }

        /* Related Articles */
        .article-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .article-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .article-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--warmgold);
        }

        .article-item .article-thumb {
            width: 100px;
            height: 70px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }

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

        .article-item .article-date {
            font-size: 13px;
            color: var(--subgray);
            margin-bottom: 6px;
            font-family: var(--font-mono);
        }

        .article-item h4 {
            font-size: 16px;
            font-weight: 650;
            color: var(--charcoal);
            margin-bottom: 6px;
            line-height: 1.6;
        }

        .article-item .article-excerpt {
            font-size: 14px;
            color: var(--subgray);
            line-height: 1.75;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
        }

        .faq-item {
            background-color: var(--card);
            border: 1px solid var(--edge);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
        }

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 650;
            color: var(--charcoal);
            text-align: left;
            transition: color var(--transition-fast);
            line-height: 1.6;
        }

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

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--warmgold);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            font-weight: 400;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--subgray);
            line-height: 1.9;
        }

        /* Single more link */
        .single-more {
            text-align: center;
            padding: 16px 0;
        }

        .single-more a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 600;
            color: var(--charcoal);
            padding: 12px 28px;
            border: 1px solid var(--charcoal);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }

        .single-more a:hover {
            background-color: var(--charcoal);
            color: #ffffff;
            border-color: var(--charcoal);
        }

        /* CTA Bar */
        .cta-bar {
            background-color: var(--charcoal);
            padding: 40px 0;
            border-top: 3px solid var(--warmgold);
        }

        .cta-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-bar .cta-text {
            color: #ffffff;
            font-size: 20px;
            font-weight: 650;
            line-height: 1.7;
            flex: 1;
            min-width: 260px;
        }

        .cta-bar .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--warmgold);
            color: var(--charcoal);
            font-weight: 700;
            font-size: 16px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
            border: none;
        }

        .cta-bar .cta-btn:hover {
            background-color: #d4b678;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(198, 168, 107, 0.35);
        }

        /* Footer */
        .site-footer {
            background-color: var(--charcoal);
            color: #ffffff;
            padding: 48px 0 24px;
            border-top: 3px solid var(--warmgold);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .site-footer .footer-brand-name {
            font-size: 24px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-brand-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.85;
            max-width: 320px;
        }

        .site-footer .footer-col h4 {
            font-size: 16px;
            font-weight: 650;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

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

        .site-footer .footer-col ul a:hover {
            color: var(--warmgold);
        }

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

        .site-footer .footer-legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
            flex-wrap: wrap;
        }

        .site-footer .footer-legal-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-legal-links a:hover {
            color: var(--warmgold);
        }

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

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

            .tool-card-horizontal {
                grid-template-columns: 1fr 120px;
            }

            .deep-content {
                padding: 32px 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .nav-location-wrapper {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .category-hero h1 {
                font-size: 32px;
            }

            .section {
                padding: 40px 0;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 36px;
            }

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

            .tool-card-horizontal .tool-card-side {
                border-left: none;
                border-top: 1px solid var(--edge);
                padding: 12px;
            }

            .tool-card-vertical .tool-card-image {
                height: 150px;
            }

            .deep-content {
                padding: 24px 20px;
            }

            .cta-bar .container {
                flex-direction: column;
                text-align: center;
            }

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

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .site-footer .footer-legal-links {
                margin-left: 0;
            }
        }

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

            .category-hero h1 {
                font-size: 26px;
                line-height: 1.5;
            }

            .section-title {
                font-size: 24px;
            }

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

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

            .article-item .article-thumb {
                width: 100%;
                height: 140px;
            }

            .cta-bar .cta-btn {
                width: 100%;
                justify-content: center;
                padding: 14px 20px;
            }

            .tool-card-horizontal .tool-card-body {
                padding: 20px;
            }

            .tool-card-vertical .tool-card-body {
                padding: 16px 18px 20px;
            }
        }