/* roulang page: index */
:root {
            --primary: #0E2A24;
            --primary-light: #1A3D35;
            --accent: #C8F031;
            --accent-hover: #B9E921;
            --copper: #C87D3C;
            --bg-warm: #F5F5F0;
            --bg-light: #ECEDE8;
            --line: #D8DAD3;
            --text-main: #1A1D1A;
            --text-secondary: #4A5049;
            --text-muted: #7A8078;
            --text-inverse: #F5F5F0;
            --text-inverse-muted: #B8BFB4;
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.06);
            --transition: 150ms ease;
            --font-title: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'DIN Alternate', 'Roboto Condensed', 'Bebas Neue', sans-serif;
            --max-width: 1200px;
            --section-padding: 80px 0;
        }

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

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

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

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

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

        button,
        input {
            font-family: var(--font-body);
            font-size: 15px;
            border: none;
            outline: none;
            cursor: pointer;
        }

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

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (min-width: 1280px) {
            .container {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-title);
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--primary);
        }

        h1 {
            font-size: clamp(40px, 6vw, 64px);
            font-weight: 900;
            color: var(--text-inverse);
        }
        h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: var(--primary);
        }
        h3 {
            font-size: clamp(18px, 2.5vw, 22px);
            font-weight: 700;
        }
        h4 {
            font-size: 16px;
            font-weight: 700;
        }

        .section-label {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-label.dark {
            color: var(--accent);
        }
        .section-label.light {
            color: var(--copper);
        }

        .section-title {
            margin-bottom: 28px;
        }
        .section-sub {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.9;
            max-width: 720px;
            margin-bottom: 40px;
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            min-height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .nav-logo {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }
        .nav-links a {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition);
        }
        .nav-links a:hover {
            color: var(--primary);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active .nav-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 6px;
            vertical-align: middle;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 10px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
            align-items: center;
            justify-content: center;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -100%;
            width: 80%;
            max-width: 360px;
            height: 100vh;
            background: var(--bg-warm);
            z-index: 100;
            padding: 32px 28px;
            border-left: 1px solid var(--line);
            transition: right 0.3s ease;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer .drawer-logo {
            font-family: var(--font-title);
            font-size: 22px;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-drawer .drawer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .mobile-drawer .drawer-links a {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 500;
            color: var(--text-main);
            padding: 16px 0;
            border-bottom: 1px solid var(--line);
            display: block;
            min-height: 44px;
            transition: color var(--transition);
        }
        .mobile-drawer .drawer-links a:hover,
        .mobile-drawer .drawer-links a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .drawer-close {
            position: absolute;
            top: 24px;
            right: 24px;
            background: transparent;
            font-size: 28px;
            color: var(--primary);
            min-width: 44px;
            min-height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.4);
            z-index: 90;
        }
        .drawer-overlay.show {
            display: block;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            min-height: 48px;
            cursor: pointer;
            letter-spacing: 0.02em;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--accent);
            border: 1px solid var(--primary);
        }
        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }
        .btn-ghost {
            background: transparent;
            color: var(--text-inverse);
            border: 1px solid rgba(245, 245, 240, 0.5);
        }
        .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-light {
            background: var(--bg-warm);
            color: var(--primary);
            border: 1px solid var(--bg-warm);
        }
        .btn-light:hover {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }
        .btn-outline-dark {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-outline-dark:hover {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            min-height: 40px;
        }
        .btn:disabled {
            opacity: 0.4;
            cursor: not-allowed;
        }

        /* Hero */
        .hero-section {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 70vh;
            position: relative;
            display: flex;
            align-items: center;
            padding: 80px 0;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 42, 36, 0.92) 0%, rgba(14, 42, 36, 0.78) 50%, rgba(14, 42, 36, 0.9) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-content {
            max-width: 680px;
        }
        .hero-content h1 {
            margin-bottom: 20px;
            color: var(--text-inverse);
        }
        .hero-sub {
            font-size: 17px;
            color: var(--text-inverse-muted);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .hero-desc {
            font-size: 15px;
            color: var(--text-inverse-muted);
            line-height: 1.9;
            margin-bottom: 32px;
            max-width: 580px;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            border-top: 1px solid rgba(245, 245, 240, 0.2);
            padding-top: 28px;
            flex-wrap: wrap;
        }
        .hero-stat-item .stat-num {
            font-family: var(--font-num);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.02em;
        }
        .hero-stat-item .stat-label {
            font-size: 13px;
            color: var(--text-inverse-muted);
            margin-top: 4px;
        }

        /* Pain Points */
        .pain-section {
            background: var(--bg-warm);
            padding: var(--section-padding);
        }
        .pain-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            counter-reset: pain-counter;
        }
        .pain-item {
            display: flex;
            gap: 28px;
            padding: 28px 0;
            border-bottom: 1px solid var(--line);
            align-items: flex-start;
            counter-increment: pain-counter;
        }
        .pain-item:first-child {
            border-top: 1px solid var(--line);
        }
        .pain-num {
            font-family: var(--font-num);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            min-width: 60px;
            letter-spacing: -0.02em;
        }
        .pain-num::before {
            content: counter(pain-counter, decimal-leading-zero);
        }
        .pain-body h3 {
            color: var(--primary);
            margin-bottom: 12px;
            font-size: 20px;
        }
        .pain-body p {
            color: var(--text-secondary);
            line-height: 1.9;
            font-size: 15px;
            max-width: 700px;
        }

        /* Solutions */
        .solution-section {
            background: var(--bg-light);
            padding: var(--section-padding);
        }
        .solution-item {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding: 36px 0;
            border-bottom: 1px solid var(--line);
        }
        .solution-item:last-child {
            border-bottom: none;
        }
        .solution-text h3 {
            color: var(--primary);
            margin-bottom: 16px;
            font-size: 22px;
        }
        .solution-text p {
            color: var(--text-secondary);
            line-height: 1.9;
            font-size: 15px;
            margin-bottom: 16px;
        }
        .solution-img {
            background: var(--primary);
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 220px;
        }
        .solution-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        .solution-img .img-placeholder {
            color: var(--accent);
            font-family: var(--font-num);
            font-size: 48px;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        /* Results */
        .results-section {
            background: var(--primary);
            padding: var(--section-padding);
        }
        .results-section h2 {
            color: var(--text-inverse);
        }
        .results-section .section-sub {
            color: var(--text-inverse-muted);
        }
        .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .result-card {
            background: var(--primary-light);
            border: 1px solid rgba(245, 245, 240, 0.12);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
        }
        .result-card .result-num {
            font-family: var(--font-num);
            font-size: 44px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .result-card .result-label {
            font-size: 14px;
            color: var(--text-inverse-muted);
            margin-top: 10px;
        }
        .result-bar-group {
            margin-top: 40px;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .result-bar-item {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .result-bar-label {
            min-width: 100px;
            font-size: 14px;
            color: var(--text-inverse-muted);
            font-weight: 500;
        }
        .result-bar-track {
            flex: 1;
            height: 12px;
            background: rgba(245, 245, 240, 0.12);
            border-radius: 2px;
            overflow: hidden;
        }
        .result-bar-fill {
            height: 100%;
            background: var(--accent);
            border-radius: 2px;
            transition: width 1s ease;
        }
        .result-bar-value {
            font-family: var(--font-num);
            font-size: 16px;
            font-weight: 700;
            color: var(--accent);
            min-width: 50px;
            text-align: right;
        }

        /* Testimonials */
        .testimonial-section {
            background: var(--bg-light);
            padding: var(--section-padding);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 40px;
        }
        .testimonial-card {
            background: var(--bg-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            position: relative;
            transition: box-shadow var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .testimonial-quote {
            font-family: var(--font-title);
            font-size: 48px;
            font-weight: 900;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 12px;
            opacity: 0.6;
        }
        .testimonial-text {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 18px;
        }
        .testimonial-author {
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            border-top: 1px solid var(--line);
            padding-top: 14px;
        }

        /* Deep Content */
        .deep-section {
            background: var(--bg-warm);
            padding: var(--section-padding);
        }
        .deep-section.alt {
            background: var(--bg-light);
        }
        .deep-content {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 16px;
        }
        .deep-content h2 {
            margin-bottom: 24px;
            color: var(--primary);
        }
        .deep-content h3 {
            color: var(--primary);
            margin: 28px 0 14px;
        }
        .deep-content p {
            color: var(--text-secondary);
            line-height: 2;
            font-size: 16px;
            margin-bottom: 1.5em;
            text-align: justify;
        }
        .deep-content .lead {
            font-size: 17px;
            color: var(--text-main);
            font-weight: 500;
            line-height: 2;
        }

        /* Brand Intro */
        .brand-section {
            background: var(--bg-warm);
            padding: var(--section-padding);
            border-top: 1px solid var(--line);
        }
        .brand-card {
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: 36px;
            align-items: start;
            max-width: 900px;
            margin: 0 auto;
        }
        .brand-logo-box {
            width: 160px;
            height: 160px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
        }
        .brand-text h3 {
            color: var(--primary);
            margin-bottom: 16px;
            font-size: 24px;
        }
        .brand-text p {
            color: var(--text-secondary);
            line-height: 1.95;
            font-size: 15px;
            margin-bottom: 14px;
        }

        /* News */
        .news-section {
            background: var(--bg-light);
            padding: var(--section-padding);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            display: grid;
            grid-template-columns: 120px 1fr;
            gap: 20px;
            background: var(--bg-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: box-shadow var(--transition), border-color var(--transition);
            align-items: start;
        }
        .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .news-date {
            font-family: var(--font-num);
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            padding-top: 2px;
            letter-spacing: 0.04em;
            min-width: 100px;
        }
        .news-body h4 {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .news-body p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.85;
            margin-bottom: 10px;
        }
        .news-link {
            font-family: var(--font-title);
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
            cursor: pointer;
        }
        .news-link:hover {
            color: var(--copper);
            gap: 8px;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-warm);
            padding: var(--section-padding);
        }
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--line);
            border-top: 1px solid var(--line);
            margin-top: -1px;
            background: var(--bg-warm);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            padding: 18px 20px;
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 52px;
            cursor: pointer;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--copper);
        }
        .faq-icon {
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            flex-shrink: 0;
            transition: transform var(--transition);
            min-width: 24px;
            text-align: center;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-answer-inner {
            padding: 0 20px 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.9;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        /* CTA */
        .cta-section {
            background: var(--primary);
            padding: 70px 0;
        }
        .cta-box {
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-box h2 {
            color: var(--text-inverse);
            margin-bottom: 16px;
        }
        .cta-box p {
            color: var(--text-inverse-muted);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 28px;
        }
        .cta-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: #0A0D0B;
            padding: 60px 0 0;
            border-top: 1px solid rgba(245, 245, 240, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(245, 245, 240, 0.1);
        }
        .footer-brand h3 {
            color: var(--accent);
            font-size: 20px;
            margin-bottom: 14px;
            font-weight: 900;
        }
        .footer-brand p {
            color: var(--text-inverse-muted);
            font-size: 14px;
            line-height: 1.85;
            max-width: 300px;
        }
        .footer-col h4 {
            color: var(--text-inverse);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: var(--text-inverse-muted);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 12px;
            color: var(--text-inverse-muted);
        }
        .footer-bottom a {
            color: var(--text-inverse-muted);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .sep {
            margin: 0 8px;
            opacity: 0.4;
        }

        /* Hot Events extra section */
        .hot-events-section {
            background: var(--bg-warm);
            padding: var(--section-padding);
            border-top: 1px solid var(--line);
        }
        .hot-events-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
            margin-top: 28px;
        }
        .hot-main-card {
            background: var(--bg-light);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            position: relative;
        }
        .hot-main-card .hot-img {
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .hot-main-card .hot-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .hot-main-card:hover .hot-img img {
            transform: scale(1.03);
        }
        .hot-main-card .hot-body {
            padding: 20px 24px;
        }
        .hot-main-card .hot-tag {
            display: inline-block;
            background: var(--copper);
            color: var(--text-inverse);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
        }
        .hot-main-card h4 {
            font-size: 19px;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .hot-main-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .hot-side-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hot-side-item {
            background: var(--bg-light);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            gap: 14px;
            align-items: center;
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .hot-side-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .hot-side-item .hot-side-num {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            min-width: 40px;
        }
        .hot-side-item h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .hot-side-item p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Membership comparison */
        .membership-section {
            background: var(--bg-light);
            padding: var(--section-padding);
            border-top: 1px solid var(--line);
        }
        .membership-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 36px;
        }
        .membership-card {
            background: var(--bg-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
            position: relative;
        }
        .membership-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .membership-card.featured {
            border-color: var(--accent);
            border-width: 2px;
            background: var(--bg-warm);
        }
        .membership-card .tier-name {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .membership-card .tier-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            min-height: 44px;
        }
        .membership-card .tier-features {
            list-style: none;
            margin-bottom: 18px;
        }
        .membership-card .tier-features li {
            font-size: 14px;
            color: var(--text-secondary);
            padding: 6px 0;
            border-bottom: 1px solid var(--line);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .membership-card .tier-features li::before {
            content: '›';
            color: var(--accent);
            font-weight: 700;
            font-size: 16px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            h1 {
                font-size: clamp(32px, 5vw, 48px);
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .hot-events-grid {
                grid-template-columns: 1fr;
            }
            .membership-grid {
                grid-template-columns: 1fr 1fr;
            }
            .membership-card.featured {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 56px 0;
            }
            body {
                font-size: 15px;
            }
            h1 {
                font-size: clamp(28px, 7vw, 38px);
            }
            h2 {
                font-size: clamp(22px, 5vw, 30px);
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-section {
                min-height: auto;
                padding: 60px 0;
            }
            .hero-content h1 {
                font-size: 30px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-desc {
                font-size: 14px;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .hero-stat-item .stat-num {
                font-size: 24px;
            }
            .pain-item {
                flex-direction: column;
                gap: 12px;
                padding: 20px 0;
            }
            .pain-num {
                font-size: 30px;
                min-width: 40px;
            }
            .solution-item {
                grid-template-columns: 1fr;
                gap: 20px;
                padding: 24px 0;
            }
            .solution-img {
                aspect-ratio: 16/9;
                min-height: 160px;
            }
            .results-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .result-card .result-num {
                font-size: 36px;
            }
            .result-bar-item {
                flex-wrap: wrap;
                gap: 8px;
            }
            .result-bar-label {
                min-width: 80px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .brand-card {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }
            .brand-logo-box {
                margin: 0 auto;
                width: 120px;
                height: 120px;
                font-size: 30px;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 16px;
            }
            .news-date {
                min-width: auto;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 14px;
            }
            .faq-answer-inner {
                padding: 0 14px 14px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
                gap: 8px;
            }
            .membership-grid {
                grid-template-columns: 1fr;
            }
            .membership-card.featured {
                grid-column: auto;
            }
            .btn {
                width: 100%;
                justify-content: center;
                min-height: 48px;
            }
            .hero-cta-group .btn {
                width: auto;
            }
            .cta-group .btn {
                width: auto;
            }
            .deep-content {
                padding: 0;
            }
            .deep-content p {
                font-size: 15px;
                line-height: 1.9;
            }
            .hot-side-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 26px;
            }
            h2 {
                font-size: 21px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .cta-group {
                flex-direction: column;
                align-items: center;
            }
            .cta-group .btn {
                width: 100%;
            }
            .hero-stats {
                flex-direction: column;
                gap: 12px;
            }
            .result-card {
                padding: 18px 16px;
            }
            .testimonial-card {
                padding: 20px 16px;
            }
            .membership-card {
                padding: 20px 16px;
            }
            .solution-img .img-placeholder {
                font-size: 32px;
            }
            .news-body h4 {
                font-size: 15px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0E2A24;
            --primary-light: #1A3D35;
            --accent: #C8F031;
            --accent-hover: #B9E921;
            --copper: #C87D3C;
            --bg-warm: #F5F5F0;
            --bg-light: #ECEDE8;
            --line: #D8DAD3;
            --text-main: #1A1D1A;
            --text-secondary: #4A5049;
            --text-muted: #7A8078;
            --text-inverse: #F5F5F0;
            --text-inverse-muted: #B8BFB4;
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.06);
            --transition: 150ms ease;
            --font-title: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'DIN Alternate', 'Roboto Condensed', 'Bebas Neue', sans-serif;
            --max-width: 1200px;
            --section-padding: 80px 0;
        }

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

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

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

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

        button,
        input {
            font-family: var(--font-body);
            font-size: 15px;
            border: none;
            outline: none;
            cursor: pointer;
        }

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

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

        @media (max-width: 640px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        .section-label {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-label.dark {
            color: var(--accent);
        }

        .section-label.light {
            color: var(--copper);
        }

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

        .section-sub {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.9;
            max-width: 720px;
            margin-bottom: 40px;
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            min-height: 68px;
            display: flex;
            align-items: center;
        }

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

        .nav-logo {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            min-height: 44px;
        }

        .nav-logo .logo-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 12px 0;
            position: relative;
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
            min-height: 44px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 6px;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition);
        }

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

        .nav-links a:hover::after {
            width: 100%;
        }

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

        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active .nav-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 6px;
            vertical-align: middle;
            flex-shrink: 0;
        }

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

        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }

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

        .breadcrumb .sep {
            margin: 0 4px;
            color: var(--line);
            user-select: none;
        }

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

        /* Category Banner */
        .category-banner {
            background-color: var(--primary);
            background-image: linear-gradient(135deg, rgba(14, 42, 36, 0.92) 0%, rgba(14, 42, 36, 0.82) 50%, rgba(14, 42, 36, 0.7) 100%);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(200, 240, 49, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .category-banner .breadcrumb {
            color: var(--text-inverse-muted);
        }

        .category-banner .breadcrumb a {
            color: var(--text-inverse-muted);
        }

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

        .category-banner .breadcrumb .current {
            color: var(--accent);
        }

        .category-banner h1 {
            font-family: var(--font-title);
            font-size: 40px;
            font-weight: 900;
            line-height: 1.3;
            color: var(--text-inverse);
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .category-banner h1 .highlight {
            color: var(--accent);
        }

        .category-banner .banner-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-inverse-muted);
            max-width: 680px;
        }

        /* Card Grid */
        .cards-section {
            padding: 56px 0 64px;
            background-color: var(--bg-warm);
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 640px) {
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .card-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .card-image {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            flex-shrink: 0;
        }

        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 300ms ease;
        }

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

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

        .card-date {
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .card-title {
            font-family: var(--font-title);
            font-size: 19px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
            transition: color var(--transition);
        }

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

        .card-excerpt {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-secondary);
            flex: 1;
            margin-bottom: 16px;
        }

        .card-more {
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition), gap var(--transition);
            min-height: 44px;
            align-self: flex-start;
        }

        .card-more .arrow {
            display: inline-block;
            font-size: 16px;
            transition: transform var(--transition);
            color: var(--accent);
        }

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

        .card-more:hover .arrow {
            transform: translateX(4px);
            color: var(--accent-hover);
        }

        /* Pagination */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 32px 0 16px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 500;
            min-width: 44px;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .pagination a:hover {
            color: var(--primary);
            background: var(--bg-light);
        }

        .pagination .current {
            color: var(--primary);
            font-weight: 700;
            position: relative;
        }

        .pagination .current::after {
            content: '';
            position: absolute;
            bottom: 6px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }

        .sidebar-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px;
        }

        .sidebar-card h3 {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .hot-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .hot-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--bg-light);
        }

        .hot-list li:last-child {
            border-bottom: none;
        }

        .hot-list a {
            font-size: 14px;
            line-height: 1.6;
            color: var(--text-secondary);
            display: block;
            min-height: 44px;
            transition: color var(--transition);
        }

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

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

        .tag-cloud a {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            padding: 6px 14px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            transition: all var(--transition);
            min-height: 36px;
        }

        .tag-cloud a:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(200, 240, 49, 0.08);
        }

        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .subscribe-form input {
            padding: 12px 16px;
            background: var(--bg-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text-main);
            min-height: 44px;
            transition: border-color var(--transition), box-shadow var(--transition);
            width: 100%;
        }

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(14, 42, 36, 0.08);
        }

        .subscribe-btn {
            padding: 12px 20px;
            background: var(--primary);
            color: var(--accent);
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: background var(--transition), color var(--transition);
            min-height: 44px;
            white-space: nowrap;
        }

        .subscribe-btn:hover {
            background: var(--accent);
            color: var(--primary);
        }

        /* CTA Section */
        .cta-section {
            padding: 64px 0;
            background-color: var(--primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            right: 5%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(200, 240, 49, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            transform: translateY(-50%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

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

        .cta-text h2 {
            font-family: var(--font-title);
            font-size: 32px;
            font-weight: 900;
            color: var(--text-inverse);
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }

        .cta-text h2 .highlight {
            color: var(--accent);
        }

        .cta-text p {
            font-size: 15px;
            color: var(--text-inverse-muted);
            line-height: 1.8;
            max-width: 480px;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            padding: 14px 28px;
            background: var(--primary);
            color: var(--accent);
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid var(--primary);
            transition: all var(--transition);
            min-height: 44px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }

        .btn-secondary {
            padding: 14px 28px;
            background: transparent;
            color: var(--text-inverse);
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition);
            min-height: 44px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        /* Footer */
        .site-footer {
            background: #0A1F1B;
            color: var(--text-inverse-muted);
            padding: 56px 0 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            color: var(--text-inverse);
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand h3::before {
            content: '';
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-inverse-muted);
            max-width: 320px;
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

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

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

        .footer-col a {
            font-size: 14px;
            color: var(--text-inverse-muted);
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            min-height: 36px;
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: var(--text-inverse-muted);
        }

        .footer-bottom a {
            color: var(--text-inverse-muted);
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            min-height: 32px;
        }

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

        .footer-bottom .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.2);
            user-select: none;
        }

        /* Mobile Navigation */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                border-bottom: 1px solid var(--line);
                padding: 12px 24px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
            }

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

            .nav-links li {
                width: 100%;
                border-bottom: 1px solid var(--bg-light);
            }

            .nav-links li:last-child {
                border-bottom: none;
            }

            .nav-links a {
                display: flex;
                align-items: center;
                padding: 14px 0;
                font-size: 16px;
                min-height: 48px;
                gap: 8px;
            }

            .nav-links a::after {
                bottom: 0;
            }

            .hamburger {
                display: flex;
            }

            .category-banner h1 {
                font-size: 28px;
            }

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

            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }

            .cta-actions {
                width: 100%;
            }

            .btn-primary,
            .btn-secondary {
                flex: 1;
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            .category-banner {
                padding: 36px 0 32px;
            }

            .category-banner h1 {
                font-size: 24px;
            }

            .category-banner .banner-desc {
                font-size: 14px;
            }

            .cards-section {
                padding: 32px 0 40px;
            }

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

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

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

        /* Layout with sidebar */
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            padding: 48px 0 24px;
        }

        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

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

/* roulang page: category2 */
:root {
            --primary: #0E2A24;
            --primary-light: #1A3D35;
            --accent: #C8F031;
            --accent-hover: #B9E921;
            --copper: #C87D3C;
            --bg-warm: #F5F5F0;
            --bg-light: #ECEDE8;
            --line: #D8DAD3;
            --text-main: #1A1D1A;
            --text-secondary: #4A5049;
            --text-muted: #7A8078;
            --text-inverse: #F5F5F0;
            --text-inverse-muted: #B8BFB4;
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.06);
            --transition: 150ms ease;
            --font-title: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'DIN Alternate', 'Roboto Condensed', 'Bebas Neue', sans-serif;
            --max-width: 1200px;
            --section-padding: 56px 0;
        }

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

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

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

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

        button,
        input {
            font-family: var(--font-body);
            font-size: 15px;
            border: none;
            outline: none;
            cursor: pointer;
        }

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

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

        .section-label {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--copper);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-label.dark {
            color: var(--accent);
        }

        .section-title {
            margin-bottom: 28px;
            font-family: var(--font-title);
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
        }

        .section-sub {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.9;
            max-width: 720px;
            margin-bottom: 40px;
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            min-height: 68px;
            display: flex;
            align-items: center;
        }

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

        .nav-logo {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-logo .logo-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            min-height: 44px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition);
        }

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

        .nav-links a:hover::after {
            width: 100%;
        }

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

        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active .nav-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 6px;
            vertical-align: middle;
            flex-shrink: 0;
        }

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

        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }

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

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

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

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

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition);
            min-height: 32px;
            display: inline-flex;
            align-items: center;
        }

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

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

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

        /* Category Banner */
        .category-banner {
            position: relative;
            padding: 48px 0 40px;
            background: var(--bg-light);
            border-bottom: 1px solid var(--line);
            overflow: hidden;
        }

        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/coverpic/cover-1.webp');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.12;
            pointer-events: none;
        }

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

        .category-banner h1 {
            font-family: var(--font-title);
            font-size: 36px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .category-banner .banner-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-secondary);
            max-width: 680px;
        }

        /* Main Layout */
        .category-main {
            padding: 40px 0 72px;
        }

        .category-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

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

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

        .rank-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--primary-light);
        }

        .rank-card .card-image {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: 0;
            position: relative;
        }

        .rank-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 400ms ease;
        }

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

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

        .rank-card .card-date {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 8px;
        }

        .rank-card .card-title {
            font-family: var(--font-title);
            font-size: 19px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .rank-card .card-excerpt {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex: 1;
        }

        .rank-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            min-height: 44px;
        }

        .rank-card .card-link .arrow {
            display: inline-block;
            transition: transform var(--transition);
            font-family: var(--font-num);
        }

        .rank-card .card-link:hover {
            color: var(--copper);
        }

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

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }

        .sidebar-widget {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 22px;
        }

        .sidebar-widget h3 {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--line);
            letter-spacing: -0.01em;
        }

        .sidebar-widget .hot-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .sidebar-widget .hot-list a {
            font-size: 14px;
            line-height: 1.6;
            color: var(--text-secondary);
            transition: color var(--transition);
            display: block;
            min-height: 40px;
        }

        .sidebar-widget .hot-list a:hover {
            color: var(--primary);
        }

        .sidebar-widget .hot-list .hot-index {
            font-family: var(--font-num);
            font-size: 13px;
            color: var(--copper);
            font-weight: 700;
            margin-right: 8px;
        }

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

        .tag-cloud .tag {
            display: inline-block;
            padding: 6px 12px;
            background: var(--bg-light);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition);
            min-height: 32px;
            display: inline-flex;
            align-items: center;
        }

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

        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .subscribe-form input {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            font-size: 14px;
            background: var(--bg-warm);
            color: var(--text-main);
            transition: border-color var(--transition);
            min-height: 44px;
        }

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

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

        .subscribe-form .btn-subscribe {
            padding: 12px 18px;
            background: var(--primary);
            color: var(--accent);
            font-weight: 700;
            border-radius: var(--radius-sm);
            font-size: 14px;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            min-height: 44px;
            cursor: pointer;
            border: 1px solid var(--primary);
        }

        .subscribe-form .btn-subscribe:hover {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }

        /* Pagination */
        .pagination {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .pagination .page-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 44px;
            min-height: 44px;
            padding: 0 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            background: #fff;
        }

        .pagination .page-link:hover {
            border-color: var(--primary-light);
            color: var(--primary);
        }

        .pagination .page-link.current {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination .page-link.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* CTA Band */
        .cta-band {
            background: var(--primary);
            padding: 48px 0;
            margin-top: 56px;
            border-radius: var(--radius-md);
        }

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

        .cta-band .cta-text h2 {
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 900;
            color: var(--text-inverse);
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }

        .cta-band .cta-text p {
            font-size: 14px;
            color: var(--text-inverse-muted);
            line-height: 1.7;
            margin: 0;
        }

        .cta-band .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 24px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            min-height: 44px;
            border: 1px solid var(--accent);
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 24px;
            background: transparent;
            color: var(--text-inverse);
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--text-inverse-muted);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            min-height: 44px;
            cursor: pointer;
        }

        .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        /* Footer */
        .site-footer {
            background: #0A0F0D;
            color: var(--text-inverse-muted);
            padding: 48px 0 24px;
            margin-top: 64px;
            border-top: 1px solid var(--line);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(216, 218, 211, 0.15);
        }

        .site-footer h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            color: var(--text-inverse);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .site-footer h4 {
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .site-footer p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-inverse-muted);
            margin: 0;
            max-width: 360px;
        }

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

        .site-footer ul a {
            font-size: 14px;
            color: var(--text-inverse-muted);
            transition: color var(--transition);
            display: inline-block;
            min-height: 32px;
        }

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

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            font-size: 13px;
            color: var(--text-inverse-muted);
        }

        .site-footer .footer-bottom a {
            color: var(--text-inverse-muted);
            transition: color var(--transition);
        }

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

        .site-footer .sep {
            margin: 0 8px;
            opacity: 0.5;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .category-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }

            .site-header {
                min-height: 60px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                flex-direction: column;
                gap: 0;
                padding: 16px 20px 20px;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
            }

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

            .nav-links a {
                width: 100%;
                font-size: 16px;
                padding: 12px 0;
                min-height: 44px;
                border-bottom: 1px solid var(--line);
            }

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

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

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

            .hamburger {
                display: flex;
            }

            .category-banner {
                padding: 32px 0 28px;
            }

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

            .card-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .rank-card .card-body {
                padding: 16px 18px;
            }

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

            .sidebar {
                gap: 20px;
            }

            .sidebar-widget {
                padding: 18px;
            }

            .cta-band {
                padding: 32px 20px;
            }

            .cta-band .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .site-footer {
                padding: 32px 0 20px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 24px;
            }

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

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

            .nav-logo {
                font-size: 17px;
            }

            .category-banner h1 {
                font-size: 22px;
            }

            .pagination .page-link {
                min-width: 40px;
                min-height: 40px;
                padding: 0 10px;
                font-size: 13px;
            }

            .btn-primary,
            .btn-ghost {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0E2A24;
            --primary-light: #1A3D35;
            --accent: #C8F031;
            --accent-hover: #B9E921;
            --copper: #C87D3C;
            --bg-warm: #F5F5F0;
            --bg-light: #ECEDE8;
            --line: #D8DAD3;
            --text-main: #1A1D1A;
            --text-secondary: #4A5049;
            --text-muted: #7A8078;
            --text-inverse: #F5F5F0;
            --text-inverse-muted: #B8BFB4;
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.06);
            --transition: 150ms ease;
            --font-title: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'DIN Alternate', 'Roboto Condensed', 'Bebas Neue', sans-serif;
            --max-width: 1200px;
            --section-padding: 72px 0;
        }

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

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

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

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

        button,
        input {
            font-family: var(--font-body);
            font-size: 15px;
            border: none;
            outline: none;
            cursor: pointer;
        }

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

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

        .section-label {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

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

        .section-sub {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.9;
            max-width: 720px;
            margin-bottom: 40px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            min-height: 68px;
            display: flex;
            align-items: center;
        }

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

        .nav-logo {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-logo .logo-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition);
        }

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

        .nav-links a:hover::after {
            width: 100%;
        }

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

        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active .nav-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 6px;
            vertical-align: middle;
        }

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

        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }

        .mobile-menu {
            display: none;
            background: var(--bg-warm);
            border-bottom: 1px solid var(--line);
            padding: 16px 0;
        }

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

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

        .mobile-menu a {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 12px 0;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid var(--line);
            min-height: 44px;
            transition: color var(--transition);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--primary);
        }

        .mobile-menu a.active .nav-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }

        .category-banner {
            background: var(--primary);
            color: var(--text-inverse);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-inverse-muted);
            margin-bottom: 20px;
        }

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

        .breadcrumb .sep {
            color: var(--text-inverse-muted);
        }

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

        .category-banner h1 {
            font-family: var(--font-title);
            font-size: 42px;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .category-banner .banner-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-inverse-muted);
            max-width: 680px;
        }

        .main-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            padding: 56px 0 72px;
        }

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

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

        .content-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

        .content-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 400ms ease;
        }

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

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

        .content-card .card-date {
            font-family: var(--font-num);
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }

        .content-card h3 {
            font-family: var(--font-title);
            font-size: 19px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

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

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

        .read-more .arrow {
            transition: transform var(--transition);
            font-size: 16px;
            line-height: 1;
        }

        .read-more:hover {
            color: var(--accent-hover);
            gap: 10px;
        }

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

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

        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .sidebar-widget {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px 20px;
        }

        .sidebar-widget h3 {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--line);
        }

        .hot-list {
            list-style: none;
            display: flex;
            flex-direction: column;
        }

        .hot-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--line);
        }

        .hot-list li:last-child {
            border-bottom: none;
        }

        .hot-list a {
            font-size: 14px;
            line-height: 1.6;
            color: var(--text-secondary);
            display: block;
            transition: color var(--transition);
        }

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

        .hot-list .hot-num {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 700;
            color: var(--copper);
            margin-right: 8px;
            min-width: 20px;
        }

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

        .tag-cloud a {
            display: inline-block;
            font-size: 13px;
            padding: 6px 12px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            transition: all var(--transition);
            min-height: 32px;
            display: inline-flex;
            align-items: center;
        }

        .tag-cloud a:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: var(--bg-light);
        }

        .subscribe-form {
            display: flex;
            gap: 8px;
        }

        .subscribe-form input {
            flex: 1;
            padding: 10px 14px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            background: var(--bg-warm);
            color: var(--text-main);
            font-size: 14px;
            min-height: 44px;
            transition: border-color var(--transition);
        }

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

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form button {
            padding: 10px 18px;
            background: var(--primary);
            color: var(--accent);
            font-family: var(--font-title);
            font-weight: 700;
            border-radius: var(--radius-sm);
            min-height: 44px;
            transition: background var(--transition), color var(--transition);
            white-space: nowrap;
        }

        .subscribe-form button:hover {
            background: var(--accent);
            color: var(--primary);
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            min-height: 40px;
            padding: 0 12px;
            font-family: var(--font-num);
            font-size: 14px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            transition: all var(--transition);
            background: #fff;
        }

        .pagination a:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: var(--bg-light);
        }

        .pagination .current {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination .dots {
            border: none;
            background: transparent;
            color: var(--text-muted);
        }

        .site-footer {
            background: #0E1A16;
            color: var(--text-inverse-muted);
            padding: 56px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            color: var(--text-inverse);
            margin-bottom: 12px;
        }

        .site-footer h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin-bottom: 14px;
        }

        .site-footer p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-inverse-muted);
        }

        .site-footer ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer ul a {
            font-size: 14px;
            color: var(--text-inverse-muted);
            transition: color var(--transition);
            display: inline-block;
            min-height: 28px;
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            font-size: 13px;
            color: var(--text-inverse-muted);
        }

        .footer-bottom a {
            color: var(--text-inverse-muted);
            transition: color var(--transition);
        }

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

        .footer-bottom .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.25);
        }

        @media (max-width: 1024px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
            .main-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .sidebar {
                order: 2;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .category-banner h1 {
                font-size: 32px;
            }
            .category-banner {
                padding: 56px 0 44px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form button {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-banner h1 {
                font-size: 26px;
            }
            .main-grid {
                padding: 40px 0 56px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0E2A24;
            --primary-light: #1A3D35;
            --accent: #C8F031;
            --accent-hover: #B9E921;
            --copper: #C87D3C;
            --bg-warm: #F5F5F0;
            --bg-light: #ECEDE8;
            --line: #D8DAD3;
            --text-main: #1A1D1A;
            --text-secondary: #4A5049;
            --text-muted: #7A8078;
            --text-inverse: #F5F5F0;
            --text-inverse-muted: #B8BFB4;
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.06);
            --transition: 150ms ease;
            --font-title: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'DIN Alternate', 'Roboto Condensed', 'Bebas Neue', sans-serif;
            --max-width: 1200px;
            --section-padding: 80px 0;
        }
        @media (max-width: 768px) {
            :root {
                --section-padding: 56px 0;
            }
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button,
        input {
            font-family: var(--font-body);
            font-size: 15px;
            border: none;
            outline: none;
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (min-width: 768px) {
            .container {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        .section-label {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-label.dark {
            color: var(--accent);
        }
        .section-label.light {
            color: var(--copper);
        }
        .section-title {
            margin-bottom: 28px;
        }
        .section-sub {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.9;
            max-width: 720px;
            margin-bottom: 40px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            min-height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .nav-logo {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }
        .nav-links a {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition);
        }
        .nav-links a:hover {
            color: var(--primary);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active .nav-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 6px;
            vertical-align: middle;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 10px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
            align-items: center;
            justify-content: center;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.98);
            border-bottom: 1px solid var(--line);
            padding: 16px 24px 24px;
            z-index: 49;
            max-height: calc(100vh - 68px);
            overflow-y: auto;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 500;
            padding: 14px 0;
            border-bottom: 1px solid var(--line);
            color: var(--text-main);
            transition: color var(--transition);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 700;
        }
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
        }
        .category-banner {
            background: var(--primary);
            color: var(--text-inverse);
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(200, 240, 49, 0.15);
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .category-banner .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-inverse-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--accent);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent-hover);
        }
        .breadcrumb .sep {
            color: var(--text-inverse-muted);
        }
        .category-banner h1 {
            font-family: var(--font-title);
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-inverse);
        }
        .category-banner .banner-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-inverse-muted);
            max-width: 680px;
            margin-bottom: 20px;
        }
        .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .banner-tags .tag {
            display: inline-block;
            padding: 6px 14px;
            background: rgba(200, 240, 49, 0.12);
            border: 1px solid rgba(200, 240, 49, 0.25);
            border-radius: 999px;
            font-size: 13px;
            color: var(--accent);
            letter-spacing: 0.02em;
        }
        .content-main {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 56px 0 80px;
        }
        @media (max-width: 1024px) {
            .content-main {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .article-card {
            background: #ffffff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            display: grid;
            grid-template-columns: 260px 1fr;
        }
        @media (max-width: 768px) {
            .article-card {
                grid-template-columns: 1fr;
            }
        }
        .article-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .article-card .card-img {
            overflow: hidden;
            position: relative;
            min-height: 190px;
            background: var(--bg-light);
            border-radius: 0;
        }
        @media (max-width: 768px) {
            .article-card .card-img {
                min-height: 200px;
            }
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 300ms ease;
        }
        .article-card:hover .card-img img {
            transform: scale(1.04);
        }
        .article-card .card-body {
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .article-card .card-date {
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 8px;
        }
        .article-card .card-title {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.45;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .article-card .card-excerpt {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: color var(--transition);
            align-self: flex-start;
        }
        .read-more .arrow {
            display: inline-block;
            transition: transform var(--transition);
            font-size: 16px;
        }
        .read-more:hover {
            color: var(--copper);
        }
        .read-more:hover .arrow {
            transform: translateX(4px);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-widget {
            background: #ffffff;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 24px;
        }
        .sidebar-widget h3 {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--line);
            letter-spacing: -0.01em;
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hot-list a {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            padding: 4px 0;
            border-bottom: 1px dashed var(--line);
            display: block;
            transition: color var(--transition), padding-left var(--transition);
        }
        .hot-list a:last-child {
            border-bottom: none;
        }
        .hot-list a:hover {
            color: var(--primary);
            padding-left: 6px;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud .tag-item {
            display: inline-block;
            padding: 6px 12px;
            background: var(--bg-warm);
            border: 1px solid var(--line);
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .tag-cloud .tag-item:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(200, 240, 49, 0.1);
        }
        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .subscribe-form input {
            padding: 12px 14px;
            background: var(--bg-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text-main);
            transition: border-color var(--transition);
            min-height: 44px;
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input:focus {
            border-color: var(--accent);
            outline: none;
        }
        .subscribe-form .btn-ghost {
            padding: 12px 20px;
            background: transparent;
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition);
            min-height: 44px;
        }
        .subscribe-form .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent-hover);
            background: rgba(200, 240, 49, 0.08);
        }
        .pagination {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .pagination .page-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 44px;
            min-height: 44px;
            padding: 8px 12px;
            background: #ffffff;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            font-family: var(--font-num);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .pagination .page-link:hover {
            border-color: var(--accent);
            color: var(--primary);
        }
        .pagination .page-link.current {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--accent);
            font-weight: 700;
        }
        .pagination .page-link.disabled {
            opacity: 0.4;
            pointer-events: none;
        }
        .rule-highlight-section {
            background: var(--primary);
            color: var(--text-inverse);
            padding: 64px 0;
            margin-top: 0;
        }
        .rule-highlight-section .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .rule-highlight-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        .rule-highlight-section .highlight-text h2 {
            font-family: var(--font-title);
            font-size: 28px;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            color: var(--text-inverse);
        }
        .rule-highlight-section .highlight-text p {
            font-size: 15px;
            line-height: 1.95;
            color: var(--text-inverse-muted);
            margin-bottom: 16px;
        }
        .rule-highlight-section .highlight-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(200, 240, 49, 0.2);
        }
        .rule-highlight-section .highlight-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        .site-footer {
            background: #0A1F1A;
            color: var(--text-inverse);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--text-inverse);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-inverse-muted);
            max-width: 360px;
        }
        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-inverse);
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: var(--text-inverse-muted);
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-inverse-muted);
        }
        @media (max-width: 768px) {
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        .footer-bottom a {
            color: var(--text-inverse-muted);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .sep {
            margin: 0 8px;
            opacity: 0.4;
        }