/* roulang page: index */
:root {
            --primary: #1F3D35;
            --primary-light: #2B5449;
            --primary-pale: #E8F0ED;
            --accent: #B98A3E;
            --accent-light: #D4B57A;
            --danger: #C94B3C;
            --danger-pale: #FAE8E6;
            --bg: #F5F1EA;
            --white: #FFFFFF;
            --text: #2C2A26;
            --text-secondary: #6B6B66;
            --text-muted: #9A948B;
            --border: #E5DDD0;
            --border-dark: rgba(255,255,255,0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 6px 24px rgba(31,61,53,0.08);
            --shadow-card-hover: 0 14px 34px rgba(31,61,53,0.14);
            --font-serif: "Songti SC", "Noto Serif SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease-out;
            --container-max: 1200px;
            --section-padding: 88px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus,
        a:focus,
        input:focus,
        select:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 241, 234, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .main-nav li a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--accent);
            background: rgba(185, 138, 62, 0.08);
        }
        .main-nav li a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-cta:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(31, 61, 53, 0.2);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 99;
            padding: 24px 16px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            background: var(--white);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .mobile-menu a:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .mobile-menu .nav-cta {
            margin-top: 12px;
            width: 100%;
            text-align: center;
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-cta.desktop-only {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }

        /* Section base */
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background: var(--white);
        }
        .section-dark {
            background: var(--primary);
            color: #fff;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 720px;
        }
        .section-dark .section-subtitle {
            color: rgba(255,255,255,0.75);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-subtitle {
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        /* Market ticker */
        .market-ticker {
            background: var(--primary);
            color: #fff;
            padding: 12px 0;
            overflow: hidden;
            position: relative;
        }
        .market-ticker-track {
            display: flex;
            gap: 48px;
            white-space: nowrap;
            animation: ticker-scroll 30s linear infinite;
        }
        .market-ticker:hover .market-ticker-track {
            animation-play-state: paused;
        }
        @keyframes ticker-scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }
        .ticker-item {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            flex-shrink: 0;
        }
        .ticker-item .ticker-label {
            color: rgba(255,255,255,0.6);
            font-size: 12px;
        }
        .ticker-item .ticker-value {
            color: var(--accent);
            font-weight: 600;
            font-size: 15px;
        }
        .ticker-item .ticker-note {
            color: rgba(255,255,255,0.8);
        }
        @media (max-width: 768px) {
            .market-ticker-track {
                gap: 32px;
                animation-duration: 22s;
            }
            .ticker-item {
                font-size: 12px;
                gap: 6px;
            }
        }

        /* Hero */
        .hero {
            background: var(--primary);
            background-image: radial-gradient(rgba(185,138,62,0.08) 1px, transparent 1px);
            background-size: 28px 28px;
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
            color: #fff;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(185,138,62,0.18);
            border: 1px solid rgba(185,138,62,0.4);
            color: var(--accent-light);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
            width: fit-content;
        }
        .hero-title {
            font-family: var(--font-serif);
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
            color: #fff;
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255,255,255,0.78);
            max-width: 520px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            border: 1px solid transparent;
            line-height: 1.4;
            text-align: center;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(185,138,62,0.3);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255,255,255,0.35);
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-light);
            background: rgba(185,138,62,0.1);
            transform: translateY(-2px);
        }
        .btn-dark {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-dark:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(31,61,53,0.3);
        }
        .hero-risk {
            font-size: 13px;
            color: rgba(255,255,255,0.55);
            border-left: 2px solid var(--danger);
            padding-left: 12px;
        }
        .hero-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0,0,0,0.3);
            aspect-ratio: 4/3;
            background: url('/assets/images/29dec30265ee1277.webp') center/cover no-repeat;
            position: relative;
        }
        .hero-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31,61,53,0.2) 0%, transparent 60%);
            pointer-events: none;
        }
        @media (max-width: 1024px) {
            .hero-grid {
                gap: 32px;
            }
            .hero-title {
                font-size: 36px;
            }
        }
        @media (max-width: 768px) {
            .hero {
                padding: 40px 0 40px;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-title {
                font-size: 32px;
                line-height: 1.3;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn {
                width: 100%;
            }
            .hero-image {
                aspect-ratio: 16/10;
            }
        }

        /* Stats grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        .stat-number {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 1px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 34px;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Quick entry cards */
        .entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .entry-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .entry-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--accent);
            opacity: 0;
            transition: opacity var(--transition);
        }
        .entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--accent);
        }
        .entry-card:hover::before {
            opacity: 1;
        }
        .entry-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--primary-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 700;
            font-size: 20px;
            margin-bottom: 16px;
        }
        .entry-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .entry-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .entry-card .entry-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
        }
        .entry-card .entry-link:hover {
            gap: 10px;
        }
        @media (max-width: 768px) {
            .entry-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Multiplier table */
        .multiplier-compare {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .multiplier-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }
        .multiplier-table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            text-align: left;
            padding: 16px 20px;
            letter-spacing: 0.5px;
        }
        .multiplier-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            color: var(--text);
            vertical-align: top;
        }
        .multiplier-table tr:last-child td {
            border-bottom: none;
        }
        .multiplier-table tr:hover td {
            background: rgba(185,138,62,0.05);
        }
        .multiplier-table .risk-tag {
            display: inline-block;
            background: var(--danger-pale);
            color: var(--danger);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-weight: 500;
        }
        .multiplier-table .safe-tag {
            display: inline-block;
            background: var(--primary-pale);
            color: var(--primary);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .multiplier-table th,
            .multiplier-table td {
                padding: 12px 14px;
                font-size: 13px;
            }
        }

        /* Calculator */
        .calculator-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-card);
        }
        .calculator-inputs {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .calc-field label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .calc-field input[type="number"],
        .calc-field select {
            width: 100%;
            padding: 14px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            background: var(--bg);
            font-size: 15px;
            color: var(--text);
            transition: all var(--transition);
        }
        .calc-field input:focus,
        .calc-field select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(185,138,62,0.18);
            background: #fff;
            outline: none;
        }
        .calc-field input[type="range"] {
            width: 100%;
            accent-color: var(--accent);
            height: 6px;
        }
        .range-labels {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 6px;
        }
        .calc-result {
            background: var(--primary-pale);
            border: 1px solid var(--accent);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 16px;
        }
        .calc-result h4 {
            font-family: var(--font-serif);
            font-size: 20px;
            color: var(--primary);
            font-weight: 700;
        }
        .calc-result-number {
            font-family: var(--font-serif);
            font-size: 48px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
        }
        .calc-result-note {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .calc-result .btn {
            align-self: flex-start;
        }
        @media (max-width: 768px) {
            .calculator-panel {
                grid-template-columns: 1fr;
                padding: 20px;
            }
            .calc-result-number {
                font-size: 36px;
            }
        }

        /* Process steps */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            counter-reset: step;
        }
        .process-step {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 18px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
            counter-increment: step;
        }
        .process-step:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
        }
        .process-step::before {
            content: counter(step);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-full);
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            margin: 0 auto 12px;
        }
        .process-step h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .process-steps {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .process-steps {
                grid-template-columns: 1fr;
            }
        }

        /* Account safety split */
        .safety-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .safety-split .safety-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4/3;
            background: url('/assets/images/f9c0fa0ea4dc23b3.webp') center/cover no-repeat;
        }
        .safety-split .safety-content h3 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
        }
        .safety-split .safety-content p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .safety-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .safety-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-pale);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(31,61,53,0.15);
        }
        .safety-tag.warning {
            background: var(--danger-pale);
            color: var(--danger);
            border-color: rgba(201,75,60,0.2);
        }
        @media (max-width: 768px) {
            .safety-split {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .safety-split .safety-content h3 {
                font-size: 22px;
            }
        }

        /* News cards */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--accent);
        }
        .news-card-image {
            aspect-ratio: 4/3;
            background: var(--primary-pale);
            position: relative;
            overflow: hidden;
        }
        .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card-image-placeholder {
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary-pale) 0%, #DDE8E4 100%);
            color: var(--primary);
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
        }
        .news-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }
        .news-card-category {
            display: inline-block;
            background: var(--bg);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            width: fit-content;
            border: 1px solid var(--border);
        }
        .news-card-body h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.45;
        }
        .news-card-body h3 a:hover {
            color: var(--accent);
        }
        .news-card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid var(--border);
        }
        .news-empty {
            background: var(--white);
            border: 1px dashed var(--border);
            border-radius: var(--radius-md);
            padding: 40px;
            text-align: center;
            color: var(--text-secondary);
            font-size: 15px;
        }
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Category entries */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .category-entry-card {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            transition: all var(--transition);
            text-align: center;
        }
        .category-entry-card:hover {
            background: rgba(255,255,255,0.1);
            border-color: var(--accent);
            transform: translateY(-4px);
        }
        .category-entry-card .category-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            background: rgba(185,138,62,0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 24px;
            font-weight: 700;
            margin: 0 auto 16px;
        }
        .category-entry-card h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .category-entry-card p {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .category-entry-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Case list */
        .case-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .case-item {
            display: grid;
            grid-template-columns: 56px 1fr;
            gap: 20px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            align-items: start;
        }
        .case-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
            transform: translateX(4px);
        }
        .case-number {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            text-align: center;
        }
        .case-content h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .case-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .case-content .case-meta {
            display: flex;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 8px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .case-item {
                grid-template-columns: 40px 1fr;
                gap: 14px;
                padding: 16px;
            }
            .case-number {
                font-size: 28px;
            }
        }

        /* FAQ accordion */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.26s ease-out;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        /* Agreement split */
        .agreement-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: stretch;
        }
        .agreement-text {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }
        .agreement-text h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .agreement-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .agreement-download {
            background: var(--primary-pale);
            border: 1px solid var(--accent);
            border-radius: var(--radius-md);
            padding: 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-start;
            gap: 14px;
        }
        .agreement-download h4 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
        }
        .agreement-download p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .agreement-download .btn {
            align-self: flex-start;
        }
        @media (max-width: 768px) {
            .agreement-split {
                grid-template-columns: 1fr;
            }
        }

        /* CTA bar */
        .cta-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-bar-content h3 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-bar-content p {
            font-size: 15px;
            color: rgba(255,255,255,0.7);
            line-height: 1.7;
        }
        .cta-bar-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .cta-bar-form input {
            padding: 14px 18px;
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.08);
            color: #fff;
            font-size: 15px;
            min-width: 220px;
            transition: all var(--transition);
        }
        .cta-bar-form input::placeholder {
            color: rgba(255,255,255,0.45);
        }
        .cta-bar-form input:focus {
            border-color: var(--accent);
            background: rgba(255,255,255,0.12);
            outline: none;
            box-shadow: 0 0 0 3px rgba(185,138,62,0.2);
        }
        @media (max-width: 768px) {
            .cta-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-bar-content h3 {
                font-size: 22px;
            }
            .cta-bar-form {
                width: 100%;
            }
            .cta-bar-form input {
                flex: 1;
                min-width: 0;
            }
            .cta-bar-form .btn {
                width: 100%;
            }
        }

        /* Partners */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        .partner-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 80px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .partner-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .partner-card span {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            text-align: center;
        }
        @media (max-width: 1024px) {
            .partners-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .partners-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #fff;
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(3, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .logo-icon {
            background: var(--accent);
            color: #fff;
        }
        .footer-brand-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-column h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-column ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-column ul li a {
            font-size: 14px;
            color: rgba(255,255,255,0.6);
            transition: color var(--transition);
        }
        .footer-column ul li a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.4);
            line-height: 1.7;
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
        }

/* roulang page: article */
:root {
            --primary: #1F3D35;
            --primary-light: #2B5449;
            --primary-pale: #E8F0ED;
            --accent: #B98A3E;
            --accent-light: #D4B57A;
            --danger: #C94B3C;
            --danger-pale: #FAE8E6;
            --bg: #F5F1EA;
            --white: #FFFFFF;
            --text: #2C2A26;
            --text-secondary: #6B6B66;
            --text-muted: #9A948B;
            --border: #E5DDD0;
            --border-dark: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 6px 24px rgba(31, 61, 53, 0.08);
            --shadow-card-hover: 0 14px 34px rgba(31, 61, 53, 0.14);
            --font-serif: "Songti SC", "Noto Serif SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease-out;
            --container-max: 1200px;
            --section-padding: 88px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition);
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .desktop-only {
            display: inline-flex;
        }

        @media (max-width: 768px) {
            .desktop-only {
                display: none !important;
            }
            .container {
                padding: 0 16px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 241, 234, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

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

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav li a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--accent);
            background: rgba(185, 138, 62, 0.08);
        }

        .main-nav li a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(31, 61, 53, 0.2);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 99;
            padding: 24px 32px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
        }

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

        .mobile-menu nav ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu nav ul li a {
            display: block;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-size: 17px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
        }

        .mobile-menu nav ul li a:hover {
            color: var(--accent);
            background: rgba(185, 138, 62, 0.08);
        }

        .mobile-menu nav ul li a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }

        .mobile-menu-cta {
            margin-top: 16px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mobile-menu-cta .nav-cta {
            width: 100%;
            height: 48px;
            border-radius: var(--radius-sm);
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .nav-cta.desktop-only {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.open {
                display: block;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            .mobile-menu {
                top: 60px;
            }
            .logo {
                font-size: 19px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
                border-radius: 8px;
            }
        }

        /* Breadcrumb */
        .breadcrumb-section {
            background: var(--primary);
            padding: 24px 0;
            border-bottom: 1px solid var(--border-dark);
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }

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

        .breadcrumb-nav .separator {
            color: var(--accent);
            font-size: 12px;
            user-select: none;
        }

        .breadcrumb-nav .current {
            color: #fff;
            font-weight: 500;
            max-width: 420px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* Article Layout */
        .article-section {
            padding: 56px 0 72px;
            background: var(--bg);
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 48px;
            align-items: start;
        }

        .article-main {
            min-width: 0;
        }

        /* Article Header */
        .article-header {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 28px;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            background: var(--primary-pale);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .article-title {
            font-family: var(--font-serif);
            font-size: 34px;
            line-height: 1.45;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--text-muted);
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }

        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta-item svg {
            width: 16px;
            height: 16px;
            fill: var(--accent);
            flex-shrink: 0;
        }

        /* Article Body */
        .article-body-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 28px;
        }

        .article-content {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text);
            max-width: 760px;
            word-wrap: break-word;
        }

        .article-content h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            line-height: 1.5;
            font-weight: 700;
            color: var(--primary);
            margin-top: 40px;
            margin-bottom: 18px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
            scroll-margin-top: 90px;
        }

        .article-content h3 {
            font-family: var(--font-serif);
            font-size: 21px;
            line-height: 1.5;
            font-weight: 600;
            color: var(--text);
            margin-top: 28px;
            margin-bottom: 14px;
            scroll-margin-top: 90px;
        }

        .article-content p {
            margin-bottom: 18px;
        }

        .article-content ul,
        .article-content ol {
            margin-bottom: 18px;
            padding-left: 24px;
        }

        .article-content li {
            margin-bottom: 8px;
            line-height: 1.85;
        }

        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(185, 138, 62, 0.07);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 22px 0;
            font-size: 16px;
            color: var(--text-secondary);
        }

        .article-content blockquote p {
            margin-bottom: 0;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 22px 0;
            font-size: 15px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .article-content table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
            border: 1px solid var(--primary-light);
        }

        .article-content table td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            vertical-align: top;
        }

        .article-content table tr:nth-child(even) td {
            background: rgba(245, 241, 234, 0.55);
        }

        .article-content table tr:hover td {
            background: rgba(185, 138, 62, 0.06);
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 22px 0;
            width: 100%;
            object-fit: cover;
            box-shadow: var(--shadow-card);
        }

        .article-content a {
            color: var(--accent);
            border-bottom: 1px solid var(--accent);
            transition: all var(--transition);
        }

        .article-content a:hover {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }

        .article-content .highlight-box {
            background: var(--primary-pale);
            border: 1px solid rgba(31, 61, 53, 0.18);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 22px 0;
        }

        .article-content .highlight-box strong {
            color: var(--primary);
        }

        .article-not-found {
            text-align: center;
            padding: 60px 20px;
        }

        .article-not-found h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            color: var(--text);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .article-not-found .back-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: all var(--transition);
        }

        .article-not-found .back-btn:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-1px);
        }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 92px;
        }

        .sidebar-toc {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
        }

        .sidebar-toc-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-toc-title svg {
            width: 18px;
            height: 18px;
            fill: var(--accent);
        }

        .toc-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .toc-list li a {
            display: block;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text-secondary);
            transition: all var(--transition);
            border-left: 2px solid transparent;
            line-height: 1.5;
        }

        .toc-list li a:hover {
            color: var(--primary);
            background: var(--primary-pale);
            border-left-color: var(--accent);
        }

        .toc-list li a.toc-h3 {
            padding-left: 24px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .sidebar-tool-card {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-dark);
        }

        .sidebar-tool-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            color: #fff;
            margin-bottom: 8px;
        }

        .sidebar-tool-card p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .sidebar-tool-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 12px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            width: 100%;
            transition: all var(--transition);
            border: 1px solid var(--accent-light);
        }

        .sidebar-tool-btn:hover {
            background: var(--accent-light);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(185, 138, 62, 0.25);
        }

        /* Risk Notice */
        .risk-notice {
            background: var(--danger-pale);
            border: 1px solid var(--danger);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 28px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .risk-notice-icon {
            width: 22px;
            height: 22px;
            background: var(--danger);
            border-radius: 50%;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 3px;
        }

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

        .risk-notice-text strong {
            color: var(--danger);
            font-weight: 600;
        }

        /* Related Articles */
        .related-articles {
            margin-bottom: 28px;
        }

        .related-articles-title {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .related-articles-title::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--border);
        }

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

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

        .related-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--accent);
        }

        .related-card-image {
            width: 100%;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--primary-pale);
        }

        .related-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease-out;
        }

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

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

        .related-card-tag {
            display: inline-block;
            padding: 3px 10px;
            background: var(--primary-pale);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .related-card-body h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .related-card-body h3 a {
            color: inherit;
            transition: color var(--transition);
        }

        .related-card-body h3 a:hover {
            color: var(--accent);
        }

        .related-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Prev Next Navigation */
        .post-navigation {
            display: flex;
            gap: 16px;
            margin-top: 8px;
        }

        .post-nav-item {
            flex: 1;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .post-nav-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card);
        }

        .post-nav-label {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .post-nav-title {
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            line-height: 1.5;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 280px;
        }

        .post-nav-arrow {
            font-size: 18px;
            color: var(--accent);
            flex-shrink: 0;
            font-weight: 700;
        }

        .post-nav-item.next-post {
            text-align: right;
            justify-content: flex-end;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            padding: 56px 0 32px;
            color: rgba(255, 255, 255, 0.8);
            border-top: 1px solid var(--border-dark);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 36px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent-light);
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 300px;
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--accent-light);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .footer-column ul li a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .article-sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 20px;
            }
            .sidebar-toc {
                flex: 1;
                min-width: 260px;
            }
            .sidebar-tool-card {
                flex: 1;
                min-width: 260px;
            }
            .article-body-card {
                padding: 32px 28px;
            }
            .article-title {
                font-size: 28px;
            }
        }

        @media (max-width: 768px) {
            .article-section {
                padding: 32px 0 48px;
            }
            .article-header {
                padding: 24px 20px;
            }
            .article-title {
                font-size: 24px;
                line-height: 1.45;
            }
            .article-body-card {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
            .article-content {
                font-size: 16px;
                line-height: 1.85;
            }
            .article-content h2 {
                font-size: 22px;
            }
            .article-content h3 {
                font-size: 19px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .post-navigation {
                flex-direction: column;
                gap: 12px;
            }
            .post-nav-title {
                max-width: 100%;
            }
            .sidebar-toc {
                display: none;
            }
            .breadcrumb-nav {
                font-size: 12px;
            }
            .breadcrumb-nav .current {
                max-width: 180px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand-desc {
                max-width: 100%;
            }
        }

        @media (max-width: 480px) {
            .article-body-card {
                padding: 20px 14px;
            }
            .article-header {
                padding: 20px 16px;
            }
            .article-title {
                font-size: 21px;
            }
            .article-meta {
                gap: 10px;
                font-size: 12px;
            }
            .related-card-body {
                padding: 14px 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .article-sidebar {
                flex-direction: column;
            }
            .sidebar-tool-card {
                min-width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1F3D35;
            --primary-light: #2B5449;
            --primary-pale: #E8F0ED;
            --accent: #B98A3E;
            --accent-light: #D4B57A;
            --danger: #C94B3C;
            --danger-pale: #FAE8E6;
            --bg: #F5F1EA;
            --white: #FFFFFF;
            --text: #2C2A26;
            --text-secondary: #6B6B66;
            --text-muted: #9A948B;
            --border: #E5DDD0;
            --border-dark: rgba(255,255,255,0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 6px 24px rgba(31,61,53,0.08);
            --shadow-card-hover: 0 14px 34px rgba(31,61,53,0.14);
            --font-serif: "Songti SC", "Noto Serif SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease-out;
            --container-max: 1200px;
            --section-padding: 88px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background var(--transition);
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

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

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-serif);
            color: var(--primary);
            line-height: 1.4;
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 241, 234, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav li a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--accent);
            background: rgba(185, 138, 62, 0.08);
        }

        .main-nav li a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(31, 61, 53, 0.2);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 99;
            padding: 24px 16px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            display: block;
            padding: 14px 18px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
        }

        .mobile-menu a:hover {
            color: var(--primary);
            border-color: var(--accent);
        }

        .mobile-menu a.active {
            background: var(--primary-pale);
            border-color: var(--primary);
            color: var(--primary);
            font-weight: 600;
        }

        .mobile-menu .mobile-cta {
            background: var(--primary);
            color: #fff;
            border-color: var(--accent);
            text-align: center;
            font-weight: 600;
            margin-top: 12px;
        }

        .mobile-menu .mobile-cta:hover {
            background: var(--primary-light);
            color: #fff;
        }

        .desktop-only {
            display: inline-flex;
        }

        /* Section Common */
        section {
            padding: var(--section-padding) 0;
        }

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

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

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-pale);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 30px;
            line-height: 1.4;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--primary);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-secondary);
            max-width: 720px;
            margin-bottom: 28px;
        }

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

        /* Category Page Header */
        .category-header {
            background: var(--primary);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }

        .category-header::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(185, 138, 62, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-header .container {
            position: relative;
            z-index: 1;
        }

        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 20px;
            font-size: 14px;
            color: rgba(255,255,255,0.6);
        }

        .category-breadcrumb a {
            color: rgba(255,255,255,0.7);
            transition: color var(--transition);
        }

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

        .category-breadcrumb .separator {
            color: rgba(255,255,255,0.4);
        }

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

        .category-header h1 {
            font-size: 38px;
            line-height: 1.4;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .category-header .category-desc {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255,255,255,0.78);
            max-width: 760px;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
            margin-top: 12px;
        }

        .step-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 18px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            position: relative;
        }

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

        .step-number {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin: 0 auto 14px;
            font-family: var(--font-serif);
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .step-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        .step-connector {
            position: absolute;
            top: 45px;
            right: -16px;
            width: 32px;
            height: 1px;
            background: var(--border);
        }

        /* Material List */
        .material-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .material-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .material-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card-hover);
        }

        .material-icon {
            width: 44px;
            height: 44px;
            min-width: 44px;
            border-radius: var(--radius-sm);
            background: var(--primary-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .material-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--primary);
        }

        .material-card p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0;
        }

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

        .review-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

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

        .review-card .review-type {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }

        .review-card .review-days {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .review-card .review-days span {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-muted);
        }

        .review-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

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

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

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

        .faq-item.open {
            border-color: var(--accent);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            text-align: left;
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition);
            gap: 16px;
        }

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

        .faq-question .faq-icon {
            width: 22px;
            height: 22px;
            min-width: 22px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            transition: all var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.26s ease-out;
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-secondary);
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        /* Risk Alert */
        .risk-alert {
            background: var(--danger-pale);
            border: 1px solid var(--danger);
            border-radius: var(--radius-md);
            padding: 22px 26px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .risk-alert .risk-icon {
            width: 36px;
            height: 36px;
            min-width: 36px;
            border-radius: 50%;
            background: var(--danger);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
        }

        .risk-alert h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--danger);
            margin-bottom: 6px;
        }

        .risk-alert p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text);
            margin: 0;
        }

        /* CTA Banner */
        .cta-banner {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 42px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::after {
            content: '';
            position: absolute;
            top: -60%;
            right: -5%;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(185, 138, 62, 0.22) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-banner .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-banner h3 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .cta-banner p {
            font-size: 15px;
            color: rgba(255,255,255,0.72);
            margin: 0;
        }

        .cta-banner .cta-btn {
            position: relative;
            z-index: 1;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .cta-banner .cta-btn:hover {
            background: var(--accent-light);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(185, 138, 62, 0.3);
        }

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

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

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

        .related-card .related-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-pale);
        }

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

        .related-card:hover .related-img img {
            transform: scale(1.02);
        }

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

        .related-tag {
            display: inline-block;
            background: var(--primary-pale);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .related-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.55;
        }

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

        .related-card .related-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            transition: color var(--transition);
        }

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

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255,255,255,0.78);
            padding: 60px 0 32px;
            border-top: 1px solid var(--border-dark);
        }

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

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.1);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
        }

        .footer-brand span {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            margin: 0;
            max-width: 360px;
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--accent);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

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

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

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 22px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255,255,255,0.5);
            margin: 0;
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .step-connector {
                display: none;
            }
            .review-grid {
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 56px;
            }
            .container {
                padding: 0 16px;
            }
            .main-nav {
                display: none;
            }
            .nav-cta.desktop-only {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-header {
                padding: 48px 0 40px;
            }
            .category-header h1 {
                font-size: 28px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .material-grid {
                grid-template-columns: 1fr;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-banner {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }
            .cta-banner .cta-btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 480px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .category-header h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 22px;
            }
            .review-card .review-days {
                font-size: 28px;
            }
            .cta-banner h3 {
                font-size: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1F3D35;
            --primary-light: #2B5449;
            --primary-pale: #E8F0ED;
            --accent: #B98A3E;
            --accent-light: #D4B57A;
            --danger: #C94B3C;
            --danger-pale: #FAE8E6;
            --bg: #F5F1EA;
            --white: #FFFFFF;
            --text: #2C2A26;
            --text-secondary: #6B6B66;
            --text-muted: #9A948B;
            --border: #E5DDD0;
            --border-dark: rgba(255,255,255,0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 6px 24px rgba(31,61,53,0.08);
            --shadow-card-hover: 0 14px 34px rgba(31,61,53,0.14);
            --font-serif: "Songti SC", "Noto Serif SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease-out;
            --container-max: 1200px;
            --section-padding: 88px;
        }
        html {
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus,
        a:focus,
        input:focus,
        select:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background: #FBFAF7;
        }
        .section-dark {
            background: var(--primary);
        }
        .text-accent {
            color: var(--accent);
        }
        .text-muted-2 {
            color: var(--text-muted);
        }
        .badge-soft {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-risk {
            background: var(--danger);
            color: #fff;
        }
        .badge-tag {
            background: #EFE9DE;
            color: var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            padding: 12px 26px;
            border: 1px solid transparent;
            text-align: center;
        }
        .btn-primary-bg {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
        }
        .btn-primary-bg:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(31,61,53,0.22);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--border);
        }
        .btn-outline-light:hover {
            background: rgba(185,138,62,0.08);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            border: 1px solid var(--accent);
        }
        .btn-accent:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(185,138,62,0.25);
        }
        .card-hover {
            transition: all var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 241, 234, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--accent);
            background: rgba(185, 138, 62, 0.08);
        }
        .main-nav li a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-cta:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(31, 61, 53, 0.2);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 99;
            padding: 24px 16px;
        }
        .mobile-menu.open {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-menu a {
            display: block;
            padding: 14px 16px;
            font-size: 17px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            color: var(--text);
            background: var(--white);
            border: 1px solid var(--border);
        }
        .mobile-menu a.active {
            background: var(--primary-pale);
            color: var(--primary);
            border-color: var(--primary-pale);
        }
        .mobile-menu .mobile-cta {
            margin-top: 16px;
            background: var(--primary);
            color: #fff;
            text-align: center;
            border-color: var(--accent);
            font-weight: 600;
        }

        /* Page header */
        .page-header {
            padding: 64px 0 40px;
            background: linear-gradient(135deg, #EDEAE2 0%, #F9F7F2 100%);
            border-bottom: 1px solid var(--border);
        }
        .page-header h1 {
            font-family: var(--font-serif);
            font-size: 40px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .page-header p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 780px;
            margin-bottom: 0;
        }

        /* Risk cards */
        .risk-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition);
        }
        .risk-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
        }
        .risk-card .risk-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--primary-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 16px;
            font-weight: 700;
        }
        .risk-card h3 {
            font-size: 22px;
            line-height: 1.4;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
        .risk-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.65;
        }

        /* Risk bar */
        .risk-bar-visual {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
        }
        .risk-bar-row {
            display: flex;
            align-items: flex-end;
            gap: 0;
            height: 48px;
            background: #F0EBE3;
            border-radius: var(--radius-full);
            overflow: hidden;
            margin: 20px 0 12px;
            position: relative;
        }
        .risk-bar-segment {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.3px;
        }
        .risk-bar-segment.safe {
            background: var(--primary);
            flex: 0 0 25%;
        }
        .risk-bar-segment.warning {
            background: var(--accent);
            flex: 0 0 20%;
        }
        .risk-bar-segment.danger {
            background: var(--danger);
            flex: 0 0 55%;
        }
        .risk-bar-labels {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
            gap: 8px;
        }
        .risk-bar-labels span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .risk-bar-labels .dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
        }
        .dot-safe {
            background: var(--primary);
        }
        .dot-warning {
            background: var(--accent);
        }
        .dot-danger {
            background: var(--danger);
        }

        /* Security list */
        .security-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition);
        }
        .security-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
        }
        .security-item .sec-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }
        .security-item h4 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }
        .security-item p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* Glossary */
        .glossary-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition);
        }
        .glossary-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
        }
        .glossary-card .term {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }
        .glossary-card .def {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* Related articles */
        .related-card {
            display: flex;
            flex-direction: column;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
        }
        .related-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .related-body {
            padding: 20px 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .related-card h3 {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--text);
        }
        .related-card h3 a:hover {
            color: var(--accent);
        }
        .related-card .related-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: auto;
        }

        /* Risk notice */
        .risk-notice {
            background: var(--danger-pale);
            border: 1px solid var(--danger);
            border-radius: var(--radius-md);
            padding: 28px 24px;
        }
        .risk-notice h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--danger);
            margin-bottom: 10px;
        }
        .risk-notice p {
            font-size: 15px;
            color: #5C3A36;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* CTA strip */
        .cta-strip {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-strip h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-strip p {
            color: rgba(255,255,255,0.8);
            font-size: 16px;
            margin-bottom: 0;
        }
        .cta-strip .btn {
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255,255,255,0.85);
            padding: 64px 0 32px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 15px;
            color: rgba(255,255,255,0.7);
            line-height: 1.65;
            margin-bottom: 0;
            max-width: 340px;
        }
        .footer-column h4 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-column ul li {
            margin-bottom: 10px;
        }
        .footer-column ul li a {
            color: rgba(255,255,255,0.75);
            font-size: 15px;
            transition: color var(--transition);
        }
        .footer-column ul li a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            line-height: 1.7;
        }
        .footer-bottom a {
            color: var(--accent-light);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-padding: 64px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .related-card img {
                height: 180px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .main-nav {
                display: none;
            }
            .nav-cta.desktop-only {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .page-header {
                padding: 48px 0 32px;
            }
            .page-header h1 {
                font-size: 32px;
            }
            :root {
                --section-padding: 48px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .risk-card,
            .security-item,
            .glossary-card {
                padding: 20px 16px;
            }
            .risk-bar-visual {
                padding: 24px 16px;
            }
            .cta-strip {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-strip h2 {
                font-size: 24px;
            }
            .related-card img {
                height: 200px;
            }
        }
        @media (max-width: 520px) {
            .page-header h1 {
                font-size: 26px;
            }
            .risk-bar-labels {
                font-size: 12px;
            }
            .btn {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1F3D35;
            --primary-light: #2B5449;
            --primary-pale: #E8F0ED;
            --accent: #B98A3E;
            --accent-light: #D4B57A;
            --danger: #C94B3C;
            --danger-pale: #FAE8E6;
            --bg: #F5F1EA;
            --white: #FFFFFF;
            --text: #2C2A26;
            --text-secondary: #6B6B66;
            --text-muted: #9A948B;
            --border: #E5DDD0;
            --border-dark: rgba(255,255,255,0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 6px 24px rgba(31,61,53,0.08);
            --shadow-card-hover: 0 14px 34px rgba(31,61,53,0.14);
            --font-serif: "Songti SC", "Noto Serif SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease-out;
            --container-max: 1200px;
            --section-padding: 88px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
            margin: 0;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition);
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 241, 234, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav li a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav li a:hover {
            color: var(--accent);
            background: rgba(185, 138, 62, 0.08);
        }

        .main-nav li a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(31, 61, 53, 0.2);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 99;
            padding: 24px 16px;
            overflow-y: auto;
        }

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

        .mobile-menu ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .mobile-menu ul li a {
            display: block;
            padding: 14px 16px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            border-bottom: 1px solid var(--border);
            border-radius: var(--radius-sm);
        }

        .mobile-menu ul li a:hover {
            background: var(--primary-pale);
            color: var(--primary);
        }

        .mobile-menu ul li a.active {
            background: var(--primary-pale);
            color: var(--primary);
        }

        .mobile-cta {
            display: block;
            margin-top: 20px;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            text-align: center;
            padding: 14px;
            border-radius: var(--radius-sm);
            font-weight: 600;
        }

        /* Category Page Header */
        .category-page-header {
            background: var(--primary);
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-page-header::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(185, 138, 62, 0.08);
            pointer-events: none;
        }

        .category-page-header .container {
            position: relative;
            z-index: 1;
        }

        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

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

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

        .category-breadcrumb .sep {
            opacity: 0.5;
        }

        .category-page-header h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            line-height: 1.3;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            max-width: 720px;
        }

        .category-page-header .category-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 780px;
            margin: 0;
        }

        /* Section Base */
        .section {
            padding: var(--section-padding) 0;
        }

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

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

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 12px;
        }

        .section-alt .section-header h2 {
            color: var(--primary);
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0;
            max-width: 640px;
        }

        /* Card Styles */
        .card {
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            display: block;
        }

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

        .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-pale);
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .card-title {
            font-family: var(--font-serif);
            font-size: 20px;
            line-height: 1.4;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 8px;
        }

        .card-title a {
            color: var(--text);
        }

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

        .card-summary {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

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

        /* Feature List Styles */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
            transform: translateY(-3px);
        }

        .feature-card .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--primary-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 10px;
        }

        .feature-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        /* Term Definition Grid */
        .term-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .term-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .term-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card-hover);
        }

        .term-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .term-card h4::before {
            content: '';
            width: 4px;
            height: 18px;
            background: var(--accent);
            border-radius: 2px;
            flex-shrink: 0;
        }

        .term-card p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0;
        }

        /* Numbered List */
        .ranked-list {
            list-style: none;
            padding: 0;
            margin: 0;
            counter-reset: rank;
        }

        .ranked-list li {
            display: flex;
            gap: 16px;
            padding: 16px 20px;
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin-bottom: 12px;
            transition: all var(--transition);
            align-items: flex-start;
        }

        .ranked-list li:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card);
        }

        .ranked-list li::before {
            counter-increment: rank;
            content: counter(rank);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-weight: 700;
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .ranked-list li>div {
            flex: 1;
        }

        .ranked-list li strong {
            font-size: 16px;
            color: var(--text);
            display: block;
            margin-bottom: 4px;
            font-weight: 700;
        }

        .ranked-list li p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }

        /* Tag Pills */
        .tag-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .tag-pills li span {
            display: inline-block;
            padding: 8px 20px;
            border-radius: var(--radius-full);
            background: var(--white);
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            cursor: default;
        }

        .tag-pills li span:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(185, 138, 62, 0.06);
        }

        .tag-pills li:first-child span {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }

        .tag-pills li:first-child span:hover {
            background: var(--primary-light);
            color: #fff;
            border-color: var(--accent);
        }

        /* Calculator Entry */
        .calculator-entry {
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 2px solid var(--accent);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .calculator-entry:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .calculator-entry .ce-content {
            flex: 1;
        }

        .calculator-entry h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 8px;
        }

        .calculator-entry p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
        }

        .calculator-entry .ce-action {
            flex-shrink: 0;
        }

        /* Risk Notice */
        .risk-notice {
            background: var(--danger-pale);
            border: 1px solid var(--danger);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            margin-top: 32px;
        }

        .risk-notice .rn-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--danger);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .risk-notice p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--danger);
            margin: 0;
            font-weight: 500;
        }

        /* Read More Link */
        .read-more-row {
            text-align: center;
            margin-top: 28px;
        }

        .read-more-link {
            display: inline-block;
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
        }

        .read-more-link:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(31, 61, 53, 0.18);
        }

        /* CTA Button */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--accent);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
        }

        .btn-primary:hover {
            background: var(--primary-light);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(31, 61, 53, 0.22);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
            background: rgba(185, 138, 62, 0.06);
        }

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

        /* Empty State */
        .empty-state {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border);
            padding: 40px 20px;
            text-align: center;
            color: var(--text-muted);
            font-size: 15px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 32px;
            margin-top: 0;
        }

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

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.12);
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            max-width: 360px;
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-light);
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-column ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            line-height: 1.7;
        }

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

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

        .desktop-only {
            display: inline-flex;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .term-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 56px;
            }
            .container {
                padding: 0 20px;
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .desktop-only {
                display: none;
            }
            .category-page-header {
                padding: 48px 0 40px;
            }
            .category-page-header h1 {
                font-size: 30px;
            }
            .category-page-header .category-desc {
                font-size: 15px;
            }
            .section {
                padding: var(--section-padding) 0;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .term-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .calculator-entry {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 22px;
            }
            .calculator-entry .ce-action {
                width: 100%;
            }
            .calculator-entry .ce-action .btn-primary {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .risk-notice {
                flex-direction: column;
                gap: 10px;
                padding: 16px 18px;
            }
            .ranked-list li {
                padding: 14px 16px;
                gap: 12px;
            }
            .card-body {
                padding: 16px 18px 18px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .category-page-header h1 {
                font-size: 26px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .tag-pills li span {
                padding: 6px 14px;
                font-size: 13px;
            }
            .card-title {
                font-size: 18px;
            }
            .term-card {
                padding: 18px 16px;
            }
            .term-card h4 {
                font-size: 16px;
            }
            .footer-grid {
                gap: 20px;
            }
            .logo {
                font-size: 19px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .site-header {
                height: 62px;
            }
            .mobile-menu {
                top: 62px;
                padding: 16px;
            }
        }