/* roulang page: index */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
        }

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

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        @media (max-width: 1024px) {
            .container {
                padding: 0 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: var(--bg-warm);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }

        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
        }

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

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

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }

        .lang-switch {
            display: flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 4px 12px;
            font-size: 13px;
            cursor: pointer;
            background: var(--bg-white);
            transition: var(--transition);
            white-space: nowrap;
        }

        .lang-switch:hover {
            border-color: var(--primary);
        }

        .lang-switch span {
            font-weight: 600;
            color: var(--primary);
        }

        .lang-switch .divider {
            color: var(--text-muted);
            font-weight: 400;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 4px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 14px;
            }
        }

        @media (max-width: 900px) {
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-md);
            }

            .hamburger {
                display: flex;
            }

            .lang-switch {
                margin-left: auto;
                margin-right: 8px;
            }
        }

        @media (max-width: 520px) {
            .logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 22px;
                height: 22px;
            }
            .lang-switch {
                padding: 3px 8px;
                font-size: 12px;
            }
        }

        /* Hero Section */
        .hero {
            min-height: 85vh;
            padding-top: var(--nav-height);
            display: flex;
            align-items: center;
            background: var(--bg-warm);
            position: relative;
            overflow: hidden;
        }

        .hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .hero-text {
            max-width: 560px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(183, 240, 74, 0.18);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse-dot 1.5s ease infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.5);
            }
        }

        .hero h1 {
            font-family: var(--font-title);
            font-size: 64px;
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .hero h1 .accent-text {
            color: var(--primary);
            position: relative;
            display: inline-block;
        }

        .hero h1 .accent-text::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            right: 0;
            height: 8px;
            background: var(--accent);
            z-index: -1;
            border-radius: 4px;
            opacity: 0.5;
        }

        .hero-subtitle {
            font-size: 18px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 32px;
            max-width: 480px;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: var(--transition);
            text-align: center;
            min-height: 48px;
            gap: 8px;
            letter-spacing: 0.2px;
        }

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

        .btn-primary:hover {
            background: #c5f55e;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            background: #a5e03a;
            transform: translateY(0);
        }

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

        .btn-secondary:hover {
            background: rgba(14, 31, 28, 0.06);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            background: rgba(14, 31, 28, 0.1);
            transform: translateY(0);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            min-height: 36px;
            border-radius: var(--radius-sm);
        }

        .hero-stat {
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-stat .stat-num {
            font-family: var(--font-mono);
            color: var(--primary);
            font-weight: 700;
            font-size: 16px;
        }

        .hero-visual {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 32px;
            min-height: 440px;
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: relative;
            overflow: hidden;
        }

        .hero-visual .visual-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }

        .hero-visual-content {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            gap: 20px;
            flex: 1;
        }

        .visual-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--bg-warm);
        }

        .visual-header .live-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #D43F3F;
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.5px;
        }

        .visual-header .live-tag .dot {
            width: 6px;
            height: 6px;
            background: #fff;
            border-radius: 50%;
            animation: pulse-dot 1.5s ease infinite;
        }

        .visual-header .match-time {
            font-family: var(--font-mono);
            font-size: 14px;
            color: var(--accent);
        }

        .visual-matchup {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            color: #fff;
        }

        .visual-matchup .team {
            text-align: center;
            flex: 1;
        }

        .visual-matchup .team .team-name {
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-title);
        }

        .visual-matchup .team .team-rating {
            font-size: 14px;
            color: var(--accent);
            font-family: var(--font-mono);
            margin-top: 4px;
        }

        .visual-matchup .vs {
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-mono);
        }

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

        .match-stat-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 14px;
            text-align: center;
            color: #fff;
        }

        .match-stat-item .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .match-stat-item .stat-value {
            font-size: 20px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--accent);
            margin-top: 4px;
        }

        .visual-chart {
            display: flex;
            align-items: flex-end;
            gap: 8px;
            height: 80px;
            padding-top: 12px;
        }

        .visual-chart .bar {
            flex: 1;
            background: rgba(183, 240, 74, 0.35);
            border-radius: 4px 4px 0 0;
            min-height: 20px;
            transition: var(--transition);
        }

        .visual-chart .bar:nth-child(1) {
            height: 35%;
        }
        .visual-chart .bar:nth-child(2) {
            height: 55%;
        }
        .visual-chart .bar:nth-child(3) {
            height: 40%;
        }
        .visual-chart .bar:nth-child(4) {
            height: 65%;
        }
        .visual-chart .bar:nth-child(5) {
            height: 50%;
        }
        .visual-chart .bar:nth-child(6) {
            height: 75%;
        }
        .visual-chart .bar:nth-child(7) {
            height: 60%;
        }
        .visual-chart .bar:nth-child(8) {
            height: 85%;
        }
        .visual-chart .bar:nth-child(9) {
            height: 45%;
        }
        .visual-chart .bar:nth-child(10) {
            height: 70%;
        }

        .visual-chart .bar:hover {
            background: var(--accent);
        }

        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .hero h1 {
                font-size: 48px;
            }
            .hero-visual {
                min-height: 360px;
            }
        }

        @media (max-width: 768px) {
            .hero {
                min-height: auto;
                padding-top: var(--nav-height);
            }
            .hero h1 {
                font-size: 36px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero .container {
                padding-top: 24px;
                padding-bottom: 24px;
                gap: 20px;
            }
            .hero-visual {
                padding: 20px;
                min-height: 280px;
            }
            .visual-matchup .team .team-name {
                font-size: 15px;
            }
            .match-stat-item .stat-value {
                font-size: 16px;
            }
        }

        /* Section generic */
        .section {
            padding: 96px 0;
        }

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

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

        .section-warm {
            background: var(--bg-warm);
        }

        .section-white {
            background: var(--bg-white);
        }

        .section-title {
            font-family: var(--font-title);
            font-size: 40px;
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin-bottom: 16px;
        }

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

        .section-desc {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 40px;
        }

        .section-desc.light {
            color: rgba(255, 255, 255, 0.75);
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        .section-tag.light {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-sm {
                padding: 32px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .section-desc {
                font-size: 15px;
                margin-bottom: 24px;
            }
        }

        /* Series Navigation */
        .series-nav {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
        }

        .series-nav-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }

        .series-nav-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            background: #fff;
        }

        .series-nav-item .nav-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(14, 31, 28, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            transition: var(--transition);
        }

        .series-nav-item:hover .nav-icon {
            background: var(--accent);
            color: var(--primary);
        }

        .series-nav-item .nav-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
        }

        .series-nav-item .nav-count {
            font-size: 11px;
            color: var(--text-muted);
            font-family: var(--font-mono);
        }

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

        @media (max-width: 520px) {
            .series-nav {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .series-nav-item {
                padding: 14px 12px;
            }
            .series-nav-item .nav-label {
                font-size: 13px;
            }
        }

        /* Featured Content */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }

        .featured-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .featured-card .card-image {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .featured-card .card-image .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
        }

        .featured-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .featured-card .card-title {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .featured-card .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }

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

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

        @media (max-width: 768px) {
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .featured-card .card-image {
                height: 160px;
            }
        }

        /* Selling Points - asymmetric */
        .selling-points {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 24px;
        }

        .selling-point-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .selling-point-card:first-child {
            grid-row: span 2;
            padding: 36px;
        }

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

        .selling-point-card .point-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(14, 31, 28, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
        }

        .selling-point-card .point-title {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
        }

        .selling-point-card:first-child .point-title {
            font-size: 24px;
        }

        .selling-point-card .point-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .selling-point-card:first-child .point-desc {
            font-size: 16px;
        }

        @media (max-width: 1024px) {
            .selling-points {
                grid-template-columns: 1fr 1fr;
            }
            .selling-point-card:first-child {
                grid-column: 1 / -1;
                grid-row: auto;
            }
        }

        @media (max-width: 768px) {
            .selling-points {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .selling-point-card:first-child {
                padding: 24px;
            }
            .selling-point-card {
                padding: 20px;
            }
        }

        /* Scene Demo */
        .scene-demo {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

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

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

        .scene-demo .scene-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--primary);
            min-height: 360px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .scene-demo .scene-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
            opacity: 0.7;
        }

        .scene-demo .scene-image .scene-overlay {
            position: relative;
            z-index: 1;
            text-align: center;
            color: #fff;
            padding: 32px;
        }

        .scene-demo .scene-image .scene-overlay .scene-number {
            font-family: var(--font-mono);
            font-size: 48px;
            font-weight: 700;
            color: var(--accent);
            display: block;
        }

        .scene-demo .scene-image .scene-overlay .scene-label {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
        }

        .scene-demo .scene-text h3 {
            font-family: var(--font-title);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .scene-demo .scene-text p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .text-link {
            font-weight: 600;
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-thickness: 1.5px;
            transition: var(--transition);
            font-size: 15px;
        }

        .text-link:hover {
            text-decoration-thickness: 3px;
            color: var(--primary);
        }

        @media (max-width: 1024px) {
            .scene-demo {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .scene-demo.reverse {
                direction: ltr;
            }
            .scene-demo .scene-image {
                min-height: 240px;
            }
        }

        @media (max-width: 768px) {
            .scene-demo .scene-text h3 {
                font-size: 22px;
            }
        }

        /* Social Proof */
        .social-proof {
            background: rgba(14, 31, 28, 0.04);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }

        .social-text-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 36px;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .social-text-wall .social-item {
            font-size: 15px;
            color: var(--text-secondary);
            font-weight: 500;
            letter-spacing: 0.3px;
            transition: var(--transition);
            cursor: default;
        }

        .social-text-wall .social-item:hover {
            color: var(--primary);
        }

        .social-quotes {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .social-quote {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            border-left: 3px solid var(--accent);
            box-shadow: var(--shadow-sm);
        }

        @media (max-width: 768px) {
            .social-quotes {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .social-text-wall {
                gap: 12px 20px;
            }
        }

        /* News Center */
        .news-list {
            display: flex;
            flex-direction: column;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            cursor: default;
            position: relative;
        }

        .news-item:first-child {
            padding-top: 0;
        }

        .news-item:hover {
            background: var(--bg-white);
            padding-left: 12px;
            border-left: 2px solid var(--accent);
        }

        .news-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-muted);
            min-width: 80px;
            padding-top: 4px;
            white-space: nowrap;
        }

        .news-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .news-title {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.5;
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .news-read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

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

        .news-sidebar {
            border-left: 2px solid var(--border);
            padding-left: 32px;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

        .news-sidebar .sidebar-widget {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--border);
            margin-bottom: 16px;
        }

        .news-sidebar .sidebar-widget h4 {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .news-sidebar .sidebar-widget ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-sidebar .sidebar-widget ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
        }

        .news-sidebar .sidebar-widget ul li:last-child {
            border-bottom: none;
        }

        .news-sidebar .sidebar-widget ul li:hover {
            color: var(--primary);
            padding-left: 8px;
        }

        @media (max-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-sidebar {
                border-left: none;
                padding-left: 0;
            }
        }

        @media (max-width: 768px) {
            .news-item {
                flex-direction: column;
                gap: 8px;
                padding: 16px 0;
            }
            .news-date {
                min-width: auto;
                padding-top: 0;
            }
            .news-title {
                font-size: 15px;
            }
            .news-summary {
                font-size: 13px;
            }
        }

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

        .limited-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: var(--accent);
            opacity: 0.06;
            border-radius: 50%;
            pointer-events: none;
        }

        .limited-cta .limited-info {
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
            min-width: 240px;
        }

        .limited-cta .limited-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .limited-cta .limited-title {
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
        }

        .limited-cta .limited-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

        .limited-cta .countdown {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .countdown-item {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            text-align: center;
            min-width: 60px;
        }

        .countdown-item .count-num {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            display: block;
        }

        .countdown-item .count-label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.6);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        @media (max-width: 768px) {
            .limited-cta {
                padding: 24px 20px;
                flex-direction: column;
                text-align: center;
            }
            .limited-cta .limited-info {
                align-items: center;
            }
            .countdown-item {
                padding: 8px 12px;
                min-width: 48px;
            }
            .countdown-item .count-num {
                font-size: 20px;
            }
        }

        /* Campaign Zone */
        .campaign-zone {
            background: linear-gradient(135deg, #1a302a 0%, #0E1F1C 100%);
            border-radius: var(--radius-lg);
            padding: 48px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            position: relative;
            overflow: hidden;
        }

        .campaign-zone::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: var(--accent);
            opacity: 0.04;
            border-radius: 50%;
            pointer-events: none;
        }

        .campaign-info h3 {
            font-family: var(--font-title);
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.25;
        }

        .campaign-info p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .campaign-benefits {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .campaign-benefits li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
        }

        .campaign-benefits li .check-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .campaign-package {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-md);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .campaign-package .package-title {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            text-align: center;
        }

        .campaign-package .package-items {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .campaign-package .package-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        .campaign-package .package-item .item-value {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--accent);
        }

        @media (max-width: 1024px) {
            .campaign-zone {
                grid-template-columns: 1fr;
                padding: 32px;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .campaign-zone {
                padding: 24px 20px;
            }
            .campaign-info h3 {
                font-size: 24px;
            }
        }

        /* Ticket Comparison */
        .ticket-table {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .ticket-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
            position: relative;
        }

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

        .ticket-card.featured {
            border-color: var(--accent);
            background: #fff;
            box-shadow: var(--shadow-md);
        }

        .ticket-card .ticket-badge {
            position: absolute;
            top: -10px;
            right: 16px;
            background: var(--accent);
            color: var(--primary);
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
        }

        .ticket-card .ticket-name {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
        }

        .ticket-card .ticket-price {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
        }

        .ticket-card .ticket-price .price-unit {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-secondary);
        }

        .ticket-card .ticket-features {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .ticket-card .ticket-features li {
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ticket-card .ticket-features li .check-icon {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: rgba(183, 240, 74, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 8px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .ticket-card .ticket-features li.disabled {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .ticket-card .ticket-features li.disabled .check-icon {
            background: rgba(0, 0, 0, 0.08);
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .ticket-table {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* Guarantee Icons */
        .guarantee-icons {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .guarantee-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }

        .guarantee-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .guarantee-item .guarantee-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(14, 31, 28, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
        }

        .guarantee-item .guarantee-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
        }

        .guarantee-item .guarantee-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }

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

        @media (max-width: 520px) {
            .guarantee-icons {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* Version Update */
        .changelog-list {
            display: flex;
            flex-direction: column;
            border-left: 2px solid var(--border);
            padding-left: 24px;
            gap: 24px;
        }

        .changelog-item {
            position: relative;
            padding-bottom: 8px;
        }

        .changelog-item::before {
            content: '';
            position: absolute;
            left: -30px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            border: 2px solid var(--primary);
        }

        .changelog-item .changelog-version {
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
        }

        .changelog-item .changelog-title {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 4px;
        }

        .changelog-item .changelog-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Brand Intro */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 48px;
            align-items: start;
        }

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

        .brand-decor .brand-year {
            font-family: var(--font-title);
            font-size: 72px;
            font-weight: 700;
            color: var(--primary);
            display: block;
            line-height: 1;
            letter-spacing: -0.03em;
        }

        .brand-decor .brand-slogan {
            font-size: 16px;
            color: var(--text-secondary);
            margin-top: 8px;
            line-height: 1.6;
        }

        .brand-text p {
            font-size: 18px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
            max-width: 720px;
        }

        .brand-text p:last-child {
            margin-bottom: 0;
        }

        @media (max-width: 1024px) {
            .brand-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-decor .brand-year {
                font-size: 48px;
            }
        }

        @media (max-width: 768px) {
            .brand-text p {
                font-size: 15px;
            }
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.active {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 18px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            transition: var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-question:hover {
            background: rgba(14, 31, 28, 0.03);
        }

        .faq-question .faq-arrow {
            font-size: 14px;
            color: var(--text-muted);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.2s ease;
            background: var(--bg-warm);
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
        }

        .faq-answer p {
            padding: 16px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* Bottom Fixed CTA */
        .bottom-fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            padding: 16px 48px;
            z-index: 900;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transform: translateY(100%);
            transition: transform 0.3s ease;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
        }

        .bottom-fixed-cta.visible {
            transform: translateY(0);
        }

        .bottom-fixed-cta .cta-text {
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            line-height: 1.5;
        }

        .bottom-fixed-cta .cta-text strong {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .bottom-fixed-cta {
                padding: 12px 20px;
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .bottom-fixed-cta .cta-text {
                font-size: 13px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #fff;
            padding: 64px 0 32px;
            margin-bottom: 60px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            margin-bottom: 24px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-title);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
        }

        .footer-brand .footer-logo .logo-icon {
            background: var(--accent);
        }

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

        .footer-links h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding-top: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .copyright {
            font-size: 13px;
        }

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

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

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

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

        @media (max-width: 768px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 32px 0 24px;
                margin-bottom: 80px;
            }
        }

        /* Utility */
        .text-center {
            text-align: center;
        }

        .mt-0 {
            margin-top: 0;
        }
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mt-4 {
            margin-top: 32px;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .mb-4 {
            margin-bottom: 32px;
        }

        .gap-8 {
            gap: 8px;
        }
        .gap-12 {
            gap: 12px;
        }
        .gap-16 {
            gap: 16px;
        }
        .gap-20 {
            gap: 20px;
        }
        .gap-24 {
            gap: 24px;
        }

        .flex {
            display: flex;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .flex-between {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .flex-col {
            display: flex;
            flex-direction: column;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }

/* roulang page: category3 */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
        }

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

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

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

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

        a:hover {
            color: #6d7f3a;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        @media screen and (max-width: 1023px) {
            .container {
                padding: 0 32px;
            }
        }

        @media screen and (max-width: 767px) {
            .container {
                padding: 0 20px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: var(--bg-warm);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }

        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
            flex-shrink: 0;
        }

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

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

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }

        .lang-switch {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 14px;
            border: 1px solid var(--border);
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .lang-switch:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .lang-switch .divider {
            color: var(--text-muted);
            font-weight: 400;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        @media screen and (max-width: 1023px) {
            .main-nav {
                gap: 4px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 14px;
            }
        }

        @media screen and (max-width: 767px) {
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-md);
            }
            .hamburger {
                display: flex;
            }
            .logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 22px;
                height: 22px;
            }
            .lang-switch {
                font-size: 12px;
                padding: 5px 10px;
            }
        }

        /* Hero Section */
        .page-hero {
            position: relative;
            padding-top: calc(var(--nav-height) + 60px);
            padding-bottom: 60px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(14, 31, 28, 0.92) 0%, rgba(14, 31, 28, 0.75) 55%, rgba(14, 31, 28, 0.55) 100%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--accent);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            border-radius: 999px;
            letter-spacing: 0.02em;
            margin-bottom: 18px;
        }

        .page-hero h1 {
            font-family: var(--font-title);
            font-size: 48px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: #ffffff;
            margin: 0 0 16px;
            line-height: 1.2;
            max-width: 720px;
        }

        .page-hero .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 580px;
            line-height: 1.7;
            margin: 0 0 28px;
        }

        .hero-stats-row {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .stat-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        @media screen and (max-width: 767px) {
            .page-hero {
                min-height: 360px;
                padding-top: calc(var(--nav-height) + 40px);
                padding-bottom: 40px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .page-hero .hero-sub {
                font-size: 15px;
            }
            .hero-stats-row {
                gap: 24px;
            }
            .hero-stat .stat-number {
                font-size: 22px;
            }
        }

        /* Section common */
        .section {
            padding: 72px 0;
        }

        .section-narrow {
            padding: 48px 0;
        }

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

        .section-title {
            font-family: var(--font-title);
            font-size: 32px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0 0 32px;
            max-width: 660px;
            line-height: 1.75;
        }

        @media screen and (max-width: 767px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-sub {
                font-size: 15px;
            }
        }

        /* Data Card Grid */
        .data-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: start;
        }

        .data-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
            height: auto;
        }

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

        .data-card .card-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(14, 31, 28, 0.06);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            letter-spacing: 0.02em;
            align-self: flex-start;
        }

        .data-card .card-highlight {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
            background: var(--primary);
            display: inline-block;
            padding: 8px 16px;
            border-radius: var(--radius-md);
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }

        .data-card h3 {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0;
            line-height: 1.4;
        }

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

        .data-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-muted);
            font-family: var(--font-mono);
            border-top: 1px solid var(--border);
            padding-top: 12px;
            margin-top: auto;
        }

        .data-card .card-meta i {
            font-size: 12px;
        }

        @media screen and (max-width: 1023px) {
            .data-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media screen and (max-width: 767px) {
            .data-card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .data-card .card-highlight {
                font-size: 28px;
                padding: 6px 12px;
            }
            .data-card {
                padding: 20px;
            }
        }

        /* Analysis list */
        .analysis-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .analysis-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: var(--transition);
            cursor: default;
        }

        .analysis-item:hover {
            background: #ffffff;
            border-left: 2px solid var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .analysis-item .item-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
            min-width: 80px;
            padding-top: 2px;
        }

        .analysis-item .item-body {
            flex: 1;
        }

        .analysis-item .item-title {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .analysis-item .item-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 10px;
        }

        .analysis-item .item-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .analysis-item .item-tag {
            display: inline-block;
            padding: 2px 8px;
            background: rgba(14, 31, 28, 0.05);
            color: var(--primary);
            font-size: 11px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        @media screen and (max-width: 767px) {
            .analysis-item {
                flex-direction: column;
                gap: 8px;
                padding: 14px 16px;
            }
            .analysis-item .item-date {
                min-width: auto;
            }
        }

        /* Deep content blocks */
        .deep-block {
            display: flex;
            align-items: center;
            gap: 48px;
            padding: 40px 0;
        }

        .deep-block.reverse {
            flex-direction: row-reverse;
        }

        .deep-block .deep-text {
            flex: 1;
            max-width: 520px;
        }

        .deep-block .deep-text h2 {
            font-family: var(--font-title);
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin: 0 0 16px;
            line-height: 1.3;
        }

        .deep-block .deep-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin: 0 0 20px;
        }

        .deep-block .deep-image {
            flex: 1;
            max-width: 480px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 4/3;
        }

        .deep-block .deep-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 1px solid var(--primary);
            padding-bottom: 2px;
            transition: var(--transition);
        }

        .text-link:hover {
            border-bottom-width: 2px;
            color: #6d7f3a;
            border-color: #6d7f3a;
        }

        @media screen and (max-width: 1023px) {
            .deep-block {
                gap: 32px;
                padding: 32px 0;
            }
            .deep-block .deep-text h2 {
                font-size: 24px;
            }
        }

        @media screen and (max-width: 767px) {
            .deep-block,
            .deep-block.reverse {
                flex-direction: column;
                gap: 20px;
                padding: 24px 0;
            }
            .deep-block .deep-image {
                max-width: 100%;
                aspect-ratio: 16/9;
            }
            .deep-block .deep-text h2 {
                font-size: 20px;
            }
        }

        /* Comparison table */
        .comparison-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .comparison-col {
            padding: 32px;
        }

        .comparison-col + .comparison-col {
            border-left: 1px solid var(--border);
        }

        .comparison-col h4 {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 16px;
        }

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

        .comparison-col ul li {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .comparison-col ul li i {
            color: var(--accent);
            font-size: 12px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        @media screen and (max-width: 767px) {
            .comparison-block {
                grid-template-columns: 1fr;
            }
            .comparison-col + .comparison-col {
                border-left: none;
                border-top: 1px solid var(--border);
            }
            .comparison-col {
                padding: 24px;
            }
        }

        /* CTA bar */
        .cta-bar {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            box-shadow: var(--shadow-md);
        }

        .cta-bar .cta-text h3 {
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 8px;
            letter-spacing: -0.02em;
        }

        .cta-bar .cta-text p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: var(--accent);
            color: var(--primary);
            font-size: 15px;
            font-weight: 700;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            text-decoration: none;
        }

        .btn-primary:hover {
            filter: brightness(1.05);
            color: var(--primary);
        }

        .btn-primary:active {
            filter: brightness(0.95);
        }

        .btn-primary:focus-visible {
            outline: 2px solid #ffffff;
            outline-offset: 2px;
        }

        @media screen and (max-width: 767px) {
            .cta-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 24px;
                gap: 20px;
            }
            .cta-bar .cta-text h3 {
                font-size: 20px;
            }
        }

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

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.open {
            background: var(--bg-warm);
            border-color: var(--border);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

        .faq-question .fa-chevron-down {
            font-size: 14px;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .faq-item.open .faq-question .fa-chevron-down {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.2s ease, padding 0.2s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .footer-brand .footer-logo .logo-icon {
            background: var(--accent);
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
            max-width: 320px;
            line-height: 1.6;
        }

        .footer-links h4 {
            font-family: var(--font-title);
            font-size: 14px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }

        .footer-links ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

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

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

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

        @media screen and (max-width: 1023px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media screen and (max-width: 767px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom .legal-links {
                margin-left: 0;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-dark);
            background: var(--bg-warm);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: rgba(244, 242, 237, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }
        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
        }
        .logo:hover {
            color: var(--primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }
        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 6px;
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 4px 12px;
            font-size: 13px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
            background: var(--bg-white);
            white-space: nowrap;
        }
        .lang-switch:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .lang-switch .divider {
            color: var(--text-muted);
            font-weight: 400;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }
        .hamburger:hover span {
            background: var(--accent);
        }

        /* Page Hero */
        .page-hero {
            padding-top: calc(var(--nav-height) + 56px);
            padding-bottom: 64px;
            background: var(--primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            right: -80px;
            top: -60px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(183, 240, 74, 0.08);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .page-hero-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-family: var(--font-title);
            font-size: 48px;
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }
        .page-hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.78);
            max-width: 520px;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .page-hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 0 24px;
            height: 48px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary);
        }
        .btn-primary:hover {
            filter: brightness(1.05);
            color: var(--primary);
        }
        .btn-primary:active {
            filter: brightness(0.95);
        }
        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .hero-stat-mini {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-stat-mini i {
            color: var(--accent);
        }
        .hero-panel {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 24px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .hero-panel-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-panel-row:last-child {
            border-bottom: none;
        }
        .hero-panel-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }
        .hero-panel-value {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 600;
            color: var(--accent);
        }
        .hero-panel-badge {
            display: inline-block;
            padding: 2px 8px;
            background: rgba(183, 240, 74, 0.15);
            color: var(--accent);
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
        }

        /* Section Common */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-deep {
            background: var(--primary);
            color: #fff;
        }
        .section-title {
            font-family: var(--font-title);
            font-size: 36px;
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-dark);
        }
        .section-deep .section-title {
            color: #fff;
        }
        .section-lead {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.75;
            margin-bottom: 40px;
        }
        .section-deep .section-lead {
            color: rgba(255, 255, 255, 0.7);
        }
        .section-head-row {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        /* Sells - Asymmetric */
        .sells-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .sell-item {
            padding: 28px 24px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }
        .sell-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .sell-item.tall {
            grid-row: span 2;
            padding: 40px 28px;
        }
        .sell-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: rgba(14, 31, 28, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .sell-item h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-dark);
        }
        .sell-item p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        .sell-highlight {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            display: block;
            margin-bottom: 8px;
        }

        /* Intel List */
        .intel-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .intel-item {
            display: grid;
            grid-template-columns: 72px 1fr auto;
            gap: 20px;
            align-items: center;
            padding: 20px 24px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .intel-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
            background: #fff;
            border-left: 3px solid var(--accent);
        }
        .intel-date {
            font-family: var(--font-mono);
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            text-align: center;
            line-height: 1.4;
        }
        .intel-date strong {
            display: block;
            font-size: 22px;
            color: var(--primary);
            font-weight: 700;
        }
        .intel-content h4 {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
        }
        .intel-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }
        .intel-tag {
            display: inline-block;
            padding: 2px 8px;
            background: rgba(14, 31, 28, 0.06);
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 500;
            white-space: nowrap;
        }

        /* Scene Alternating */
        .scene-grid {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .scene-grid.reverse {
            grid-template-columns: 1fr 1.1fr;
        }
        .scene-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-md);
            aspect-ratio: 4/3;
        }
        .scene-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scene-text h3 {
            font-family: var(--font-title);
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-dark);
        }
        .scene-text p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
            transition: var(--transition);
        }
        .text-link:hover {
            color: var(--accent);
            text-decoration-thickness: 2px;
        }

        /* Stats Banner */
        .stats-banner {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            color: #fff;
        }
        .stat-block {
            text-align: center;
        }
        .stat-number {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            display: block;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            background: var(--bg-warm);
            border-color: var(--primary);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            user-select: none;
            transition: var(--transition);
            gap: 16px;
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: var(--transition);
            font-size: 14px;
            color: var(--text-muted);
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.75;
        }

        /* CTA Section */
        .cta-section {
            padding: 72px 0;
            background: var(--primary);
            color: #fff;
        }
        .cta-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-text h2 {
            font-family: var(--font-title);
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .cta-text p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: #0B1614;
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 28px;
        }
        .site-footer .container {
            max-width: 1200px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-logo .logo-icon {
            width: 24px;
            height: 24px;
            background: var(--accent);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
        }
        .footer-brand .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }
        .footer-links h4 {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .footer-bottom {
            padding-top: 24px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom .legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
        }
        .footer-bottom .legal-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }
        .footer-bottom .legal-links a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding: 0 32px;
            }
            .main-nav {
                gap: 4px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 14px;
            }
            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .page-hero h1 {
                font-size: 40px;
            }
            .hero-panel {
                max-width: 520px;
            }
            .sells-grid {
                grid-template-columns: 1fr 1fr;
            }
            .sell-item.tall {
                grid-row: span 1;
            }
            .stats-banner {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                z-index: 999;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-md);
            }
            .hamburger {
                display: flex;
            }
            .logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 22px;
                height: 22px;
            }
            .lang-switch {
                font-size: 12px;
                padding: 2px 8px;
            }
            .page-hero {
                padding-top: calc(var(--nav-height) + 32px);
                padding-bottom: 48px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .page-hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .sells-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .intel-item {
                grid-template-columns: 1fr;
                gap: 10px;
                padding: 16px 20px;
            }
            .intel-date {
                text-align: left;
                display: flex;
                align-items: baseline;
                gap: 8px;
            }
            .intel-date strong {
                font-size: 18px;
            }
            .scene-grid,
            .scene-grid.reverse {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .scene-image {
                aspect-ratio: 16/10;
            }
            .stats-banner {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
                padding: 28px 20px;
            }
            .stat-number {
                font-size: 28px;
            }
            .cta-box {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-bottom .legal-links {
                margin-left: 0;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 28px;
            }
            .hero-panel {
                padding: 16px;
            }
            .stats-banner {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stat-block {
                text-align: left;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
        }

        * {
            box-sizing: border-box;
        }

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-title);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--text-dark);
            margin: 0 0 1rem 0;
        }

        h1 {
            font-size: 56px;
            line-height: 1.15;
        }

        h2 {
            font-size: 36px;
            line-height: 1.2;
        }

        h3 {
            font-size: 24px;
            line-height: 1.3;
        }

        h4 {
            font-size: 18px;
            line-height: 1.4;
        }

        p {
            margin: 0 0 1rem 0;
            color: var(--text-secondary);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        .section-pad {
            padding: 96px 0;
        }

        .section-label {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            background: rgba(183, 240, 74, 0.18);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            margin-bottom: 20px;
        }

        .section-title {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 16px 0;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 40px;
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: var(--bg-warm);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }

        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
            position: relative;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            top: 55%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 8px;
            height: 8px;
            background: var(--accent);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
        }

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

        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: inline-block;
            padding: 6px 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }

        .lang-switch {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .lang-switch:hover {
            border-color: var(--primary);
            background: rgba(14, 31, 28, 0.04);
        }

        .lang-switch .divider {
            color: var(--text-muted);
            font-weight: 400;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        /* Page Hero */
        .page-hero {
            padding-top: calc(var(--nav-height) + 80px);
            padding-bottom: 64px;
            background: var(--bg-warm);
            position: relative;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

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

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

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

        .page-hero-content {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }

        .page-hero-text h1 {
            font-size: 52px;
            margin-bottom: 16px;
            color: var(--primary);
        }

        .page-hero-text .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 560px;
            margin-bottom: 28px;
        }

        .hero-search-box {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: 460px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .hero-search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.25);
        }

        .hero-search-box input {
            flex: 1;
            border: none;
            padding: 14px 16px;
            font-size: 15px;
            color: var(--text-dark);
            background: transparent;
            outline: none;
        }

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

        .hero-search-box .search-btn {
            background: var(--accent);
            color: var(--primary);
            border: none;
            padding: 14px 24px;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .hero-search-box .search-btn:hover {
            filter: brightness(1.05);
        }

        .hero-quick-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .hero-quick-tags span {
            font-size: 13px;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 14px;
            cursor: pointer;
            transition: var(--transition);
        }

        .hero-quick-tags span:hover {
            border-color: var(--accent);
            background: rgba(183, 240, 74, 0.12);
            color: var(--primary);
        }

        .page-hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 4/3;
            min-height: 300px;
        }

        .page-hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(14, 31, 28, 0.82) 100%);
            padding: 32px 24px 20px 24px;
        }

        .hero-visual-overlay .stat-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            display: block;
            line-height: 1.2;
        }

        .hero-visual-overlay .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.85);
            display: block;
            margin-top: 4px;
        }

        /* Data Strip */
        .data-strip {
            background: var(--primary);
            padding: 32px 0;
        }

        .data-strip .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

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

        .data-strip-item .number {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            display: block;
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .data-strip-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.78);
            display: block;
            margin-top: 6px;
        }

        /* Alternate Sections (图文交错) */
        .alternate-section {
            padding: 96px 0;
        }

        .alternate-section.bg-white {
            background: var(--bg-white);
        }

        .alternate-section.bg-dark {
            background: var(--primary);
        }

        .alternate-section.bg-dark .section-label {
            background: rgba(183, 240, 74, 0.2);
            color: var(--accent);
        }

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

        .alternate-section.bg-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.72);
        }

        .alt-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .alt-grid.reverse {
            direction: rtl;
        }

        .alt-grid.reverse > * {
            direction: ltr;
        }

        .alt-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 16/10;
            position: relative;
        }

        .alt-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .alt-visual .visual-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent);
            color: var(--primary);
            font-family: var(--font-mono);
            font-size: 12px;
            font-weight: 700;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
        }

        .alt-text h3 {
            font-size: 28px;
            margin-bottom: 14px;
            color: var(--text-dark);
        }

        .bg-dark .alt-text h3 {
            color: #fff;
        }

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

        .bg-dark .alt-text p {
            color: rgba(255, 255, 255, 0.72);
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 15px;
            color: var(--primary);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 4px;
            transition: var(--transition);
        }

        .bg-dark .text-link {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }

        .text-link:hover {
            border-bottom-width: 3px;
            color: var(--primary);
        }

        .bg-dark .text-link:hover {
            color: #fff;
        }

        .alt-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 8px;
        }

        .alt-meta .meta-tag {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-secondary);
            background: var(--bg-warm);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 4px 10px;
        }

        .bg-dark .alt-meta .meta-tag {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.18);
            color: rgba(255, 255, 255, 0.7);
        }

        /* Data Cards */
        .data-cards {
            padding: 96px 0;
            background: var(--bg-warm);
        }

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

        .data-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .data-card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: rgba(14, 31, 28, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 18px;
        }

        .data-card .card-number {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            display: block;
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .data-card .card-number .accent {
            color: var(--accent);
            -webkit-text-stroke: 1px var(--primary);
        }

        .data-card h3 {
            font-size: 20px;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

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

        .data-card .card-corner {
            position: absolute;
            top: 0;
            right: 0;
            width: 52px;
            height: 52px;
            background: linear-gradient(225deg, rgba(183, 240, 74, 0.18) 0%, transparent 100%);
            border-radius: 0 0 0 var(--radius-lg);
        }

        /* Player List */
        .player-list {
            padding: 96px 0;
            background: var(--bg-white);
        }

        .player-list-items {
            display: flex;
            flex-direction: column;
        }

        .player-list-item {
            display: grid;
            grid-template-columns: 56px 1fr 140px;
            gap: 20px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            align-items: start;
        }

        .player-list-item:hover {
            background: var(--bg-warm);
            border-left: 2px solid var(--accent);
            padding-left: 22px;
        }

        .player-list-item .rank {
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: rgba(14, 31, 28, 0.05);
            border-radius: var(--radius-md);
        }

        .player-list-item .rank.rank-top {
            background: var(--accent);
            color: var(--primary);
        }

        .player-list-item .item-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .player-list-item .item-content p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        .player-list-item .item-data {
            text-align: right;
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 6px;
        }

        .player-list-item .item-data .data-tag {
            font-family: var(--font-mono);
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(183, 240, 74, 0.2);
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

        .player-list-item .item-data .data-date {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Deep Content */
        .deep-content {
            padding: 96px 0;
            background: var(--primary);
            color: #fff;
        }

        .deep-content .section-label {
            background: rgba(183, 240, 74, 0.18);
            color: var(--accent);
        }

        .deep-content .section-title {
            color: #fff;
        }

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

        .deep-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin-top: 32px;
        }

        .deep-block {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 32px;
            transition: var(--transition);
        }

        .deep-block:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(183, 240, 74, 0.3);
        }

        .deep-block h3 {
            color: var(--accent);
            font-size: 22px;
            margin-bottom: 14px;
        }

        .deep-block p {
            color: rgba(255, 255, 255, 0.72);
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        .deep-block p+p {
            margin-top: 14px;
        }

        /* FAQ */
        .faq-section {
            padding: 96px 0;
            background: var(--bg-warm);
        }

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

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

        .faq-item.active {
            background: var(--bg-warm);
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

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

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            transition: transform 0.2s ease;
            font-size: 14px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 280px;
            padding: 0 24px 20px 24px;
        }

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

        /* CTA Bar */
        .cta-bar {
            padding: 64px 0;
            background: var(--bg-warm);
        }

        .cta-bar-inner {
            background: var(--accent);
            border-radius: var(--radius-lg);
            padding: 48px 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .cta-bar-text h2 {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .cta-bar-text p {
            font-size: 15px;
            color: rgba(14, 31, 28, 0.75);
            margin-bottom: 0;
        }

        .cta-bar-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary:hover {
            filter: brightness(1.1);
            color: #fff;
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            padding: 13px 26px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(14, 31, 28, 0.08);
            color: var(--primary);
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #fff;
            padding: 64px 0 0 0;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.8);
        }

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

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

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

        .footer-logo .logo-icon {
            width: 24px;
            height: 24px;
            background: var(--accent);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
        }

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

        .footer-links h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

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

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

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            padding: 20px 0 28px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .copyright {
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
        }

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

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

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

        /* Floating CTA */
        .floating-cta {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 998;
            opacity: 0;
            pointer-events: none;
            transform: translateY(12px);
            transition: opacity 0.3s ease, transform 0.3s ease;
        }

        .floating-cta.visible {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }

        .floating-cta button {
            background: var(--accent);
            color: var(--primary);
            border: none;
            padding: 14px 20px;
            font-size: 14px;
            font-weight: 700;
            border-radius: 50px;
            cursor: pointer;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .floating-cta button:hover {
            filter: brightness(1.05);
            transform: translateY(-2px);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding: 0 32px;
            }

            h1 {
                font-size: 42px;
            }

            .section-title {
                font-size: 30px;
            }

            .page-hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

            .alt-grid.reverse {
                direction: ltr;
            }

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

            .data-strip .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .cta-bar-inner {
                flex-direction: column;
                text-align: center;
                padding: 36px 28px;
            }

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

            .player-list-item {
                grid-template-columns: 44px 1fr;
                gap: 14px;
                padding: 16px;
            }

            .player-list-item .item-data {
                grid-column: 1 / -1;
                text-align: left;
                flex-direction: row;
                align-items: center;
                gap: 12px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .section-pad,
            .alternate-section,
            .data-cards,
            .player-list,
            .deep-content,
            .faq-section {
                padding: 48px 0;
            }

            h1 {
                font-size: 36px;
            }

            .section-title {
                font-size: 28px;
            }

            .page-hero {
                padding-top: calc(var(--nav-height) + 48px);
            }

            .page-hero-text h1 {
                font-size: 34px;
            }

            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                max-height: 70vh;
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
            }

            .hamburger {
                display: flex;
            }

            .logo {
                font-size: 17px;
            }

            .logo-icon {
                width: 22px;
                height: 22px;
            }

            .lang-switch {
                font-size: 12px;
                padding: 5px 10px;
            }

            .data-strip .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .data-strip-item .number {
                font-size: 28px;
            }

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

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

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

            .legal-links {
                margin-left: 0;
                margin-top: 8px;
            }

            .floating-cta {
                bottom: 16px;
                right: 16px;
            }

            .floating-cta button {
                padding: 12px 16px;
                font-size: 13px;
                border-radius: 40px;
            }

            .player-list-item {
                grid-template-columns: 1fr;
                gap: 10px;
                padding: 14px 16px;
            }

            .player-list-item .rank {
                width: 40px;
                height: 40px;
                font-size: 18px;
            }

            .player-list-item .item-data {
                grid-column: auto;
            }

            .hero-search-box {
                max-width: 100%;
            }

            .hero-search-box input {
                font-size: 14px;
                padding: 12px 14px;
            }

            .hero-search-box .search-btn {
                padding: 12px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .data-strip .container {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .data-strip-item .number {
                font-size: 22px;
            }

            .data-strip-item .label {
                font-size: 12px;
            }

            .alt-visual {
                aspect-ratio: 1/1;
                min-height: 220px;
            }

            .cta-bar-actions {
                flex-direction: column;
                width: 100%;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            box-sizing: border-box;
        }
        *,
        *::before,
        *::after {
            box-sizing: inherit;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-dark);
            background: var(--bg-warm);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-title);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin: 0 0 16px 0;
            color: var(--text-dark);
        }
        h1 {
            font-size: 56px;
        }
        h2 {
            font-size: 36px;
        }
        h3 {
            font-size: 24px;
        }
        h4 {
            font-size: 18px;
        }
        p {
            margin: 0 0 16px 0;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: var(--bg-warm);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }
        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-text {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            gap: 8px;
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--text-secondary);
            cursor: pointer;
            background: var(--bg-white);
            transition: var(--transition);
            white-space: nowrap;
        }
        .lang-switch:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .lang-switch .divider {
            color: var(--text-muted);
            font-weight: 400;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }
        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }
        .hamburger:hover span {
            background: var(--accent);
        }

        /* Banner */
        .page-banner {
            padding-top: calc(var(--nav-height) + 60px);
            padding-bottom: 48px;
            background: var(--primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner .banner-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .page-banner h1 {
            color: #fff;
            font-size: 48px;
            margin-bottom: 12px;
        }
        .page-banner .banner-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            max-width: 560px;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Section Base */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-title {
            font-size: 32px;
            margin-bottom: 12px;
        }
        .section-lead {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            margin-bottom: 40px;
            line-height: 1.7;
        }

        /* Stats Bar */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .stat-item {
            text-align: left;
            padding: 20px 24px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .stat-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }
        .stat-value {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 4px;
            letter-spacing: -0.01em;
        }
        .stat-value .accent {
            color: var(--accent);
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* Timeline */
        .timeline-section {
            padding: 72px 0;
            background: var(--bg-white);
        }
        .timeline-container {
            position: relative;
            max-width: 860px;
            margin: 0 auto;
            padding-left: 40px;
        }
        .timeline-container::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border);
        }
        .timeline-item {
            position: relative;
            padding-bottom: 48px;
            padding-left: 24px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -6px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--bg-white);
            box-shadow: 0 0 0 2px var(--border);
            z-index: 1;
        }
        .timeline-item.updated::before {
            background: var(--accent);
            box-shadow: 0 0 0 2px var(--accent);
        }
        .timeline-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .timeline-date .badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: var(--radius-sm);
            background: rgba(14, 31, 28, 0.06);
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .timeline-date .badge.hot {
            background: rgba(183, 240, 74, 0.2);
            color: var(--primary);
        }
        .timeline-card {
            background: var(--bg-warm);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: var(--transition);
        }
        .timeline-card:hover {
            background: #fff;
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }
        .timeline-card h3 {
            font-size: 18px;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .timeline-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .timeline-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }
        .timeline-meta .tag {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 12px;
            background: rgba(14, 31, 28, 0.06);
            color: var(--primary);
            font-size: 11px;
            font-weight: 500;
        }

        /* Depth Section */
        .depth-section {
            padding: 72px 0;
            background: var(--bg-warm);
        }
        .depth-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .depth-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: #e0ddd5;
            min-height: 300px;
        }
        .depth-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .depth-content h2 {
            font-size: 28px;
            margin-bottom: 16px;
        }
        .depth-content p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .depth-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 24px;
        }
        .depth-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .depth-list li i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 12px;
        }

        /* Signal Cards */
        .signal-section {
            padding: 72px 0;
            background: var(--bg-white);
        }
        .signal-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .signal-card {
            background: var(--bg-warm);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: var(--transition);
        }
        .signal-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
            transform: translateY(-4px);
        }
        .signal-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
        }
        .signal-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }
        .signal-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            padding: 72px 0;
            background: var(--bg-warm);
        }
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            background: var(--bg-warm);
            border-color: var(--accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--text-dark);
            transition: var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-arrow {
            font-size: 14px;
            transition: var(--transition);
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* CTA */
        .cta-section {
            padding: 56px 0;
            background: var(--primary);
            color: #fff;
        }
        .cta-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-wrapper h2 {
            color: #fff;
            font-size: 28px;
            margin-bottom: 4px;
        }
        .cta-wrapper p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0;
            font-size: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary);
        }
        .btn-primary:hover {
            background: #c4f55f;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:active {
            background: #a8e63e;
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: #fff;
            color: #fff;
        }
        .btn-outline-dark {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline-dark:hover {
            background: rgba(14, 31, 28, 0.05);
            color: var(--primary);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: var(--radius-sm);
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 32px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 24px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-logo .logo-icon {
            background: var(--accent);
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            max-width: 300px;
            margin-bottom: 0;
        }
        .footer-links h4 {
            color: #fff;
            font-size: 15px;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            align-items: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom .copyright {
            color: rgba(255, 255, 255, 0.6);
        }
        .legal-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
        }
        .legal-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 12px;
        }
        .legal-links a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding: 0 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .signal-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .depth-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .depth-image {
                min-height: 240px;
                order: -1;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            h1 {
                font-size: 30px;
            }
            h2 {
                font-size: 24px;
            }
            h3 {
                font-size: 18px;
            }
            body {
                font-size: 15px;
            }
            .section,
            .timeline-section,
            .depth-section,
            .signal-section,
            .faq-section {
                padding: 48px 0;
            }
            .page-banner {
                padding-top: calc(var(--nav-height) + 36px);
                padding-bottom: 36px;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner .banner-desc {
                font-size: 14px;
            }
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-md);
            }
            .hamburger {
                display: flex;
            }
            .logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 22px;
                height: 22px;
            }
            .lang-switch {
                display: none;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item {
                padding: 16px;
            }
            .stat-value {
                font-size: 24px;
            }
            .stat-label {
                font-size: 12px;
            }
            .signal-grid {
                grid-template-columns: 1fr;
            }
            .timeline-container {
                padding-left: 24px;
            }
            .timeline-item {
                padding-left: 12px;
                padding-bottom: 32px;
            }
            .timeline-item::before {
                left: -5px;
                width: 8px;
                height: 8px;
            }
            .timeline-card {
                padding: 16px;
            }
            .timeline-card h3 {
                font-size: 16px;
            }
            .cta-wrapper {
                flex-direction: column;
                text-align: center;
                align-items: stretch;
            }
            .cta-wrapper h2 {
                font-size: 22px;
            }
            .cta-wrapper .btn {
                justify-content: center;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .legal-links {
                margin-left: 0;
            }
            .depth-image {
                min-height: 200px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .container {
                padding: 0 16px;
            }
            .page-banner h1 {
                font-size: 24px;
            }
            .timeline-card {
                padding: 14px;
            }
            .timeline-card p {
                font-size: 13px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
        }

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        @media (max-width: 1024px) {
            .container {
                padding: 0 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: var(--bg-warm);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }

        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
            flex-shrink: 0;
        }

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

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }

        .lang-switch {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border: 1px solid var(--border);
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .lang-switch:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .lang-switch .divider {
            color: var(--text-muted);
            font-weight: 400;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        @media (max-width: 1199px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 14px;
            }
        }

        @media (max-width: 1023px) {
            .nav-right {
                gap: 10px;
            }
            .lang-switch {
                display: none;
            }
        }

        @media (max-width: 899px) {
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                z-index: 999;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-md);
            }
            .hamburger {
                display: flex;
            }
            .logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 22px;
                height: 22px;
            }
        }

        @media (max-width: 520px) {
            .main-nav a {
                padding: 10px 14px;
                font-size: 15px;
            }
            .logo {
                gap: 7px;
            }
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            padding: 16px 0 0;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
        }
        .breadcrumb-nav a:hover {
            color: var(--primary);
        }
        .breadcrumb-nav span.sep {
            margin: 0 8px;
            color: var(--border);
        }
        .breadcrumb-nav span.current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            padding: 56px 0 48px;
            background: linear-gradient(135deg, rgba(14,31,28,0.03) 0%, rgba(183,240,74,0.06) 100%);
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(183,240,74,0.09) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-family: var(--font-title);
            font-size: 48px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin: 0 0 12px;
            line-height: 1.2;
        }
        .page-banner .banner-sub {
            font-size: 18px;
            color: var(--text-secondary);
            max-width: 650px;
            line-height: 1.7;
        }
        .page-banner .banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 18px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .page-banner .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .page-banner .banner-meta i {
            color: var(--accent);
            font-size: 13px;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 36px 0 32px;
            }
            .page-banner h1 {
                font-size: 36px;
            }
            .page-banner .banner-sub {
                font-size: 16px;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 30px;
            }
            .page-banner .banner-meta {
                gap: 10px;
                font-size: 13px;
            }
        }

        /* Section base */
        .section {
            padding: 72px 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-alt {
            background: var(--bg-white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-dark {
            background: var(--primary);
            color: #fff;
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head h2 {
            font-family: var(--font-title);
            font-size: 34px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin: 0 0 10px;
            line-height: 1.25;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
            margin: 0;
        }
        .section-dark .section-head h2 {
            color: #fff;
        }
        .section-dark .section-head p {
            color: rgba(255,255,255,0.75);
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-sm {
                padding: 32px 0;
            }
            .section-head {
                margin-bottom: 24px;
            }
            .section-head h2 {
                font-size: 28px;
            }
        }

        /* Compare Panel */
        .compare-panel {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .compare-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 28px;
            background: var(--primary);
            color: #fff;
            gap: 16px;
            flex-wrap: wrap;
        }
        .compare-header .team-tag {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: -0.01em;
        }
        .compare-header .vs-badge {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .compare-body {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
        }
        .compare-col {
            padding: 24px 28px;
            position: relative;
        }
        .compare-col:first-child {
            border-right: 1px solid var(--border);
        }
        .compare-col .col-title {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-col .col-title .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            display: inline-block;
        }
        .compare-col:first-child .col-title .dot {
            background: var(--primary);
        }
        .compare-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border);
            font-size: 15px;
        }
        .compare-item:last-child {
            border-bottom: none;
        }
        .compare-item .label {
            color: var(--text-secondary);
        }
        .compare-item .value {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--primary);
            font-size: 17px;
        }
        .compare-col.highlight-col .compare-item .value {
            color: var(--accent);
            filter: brightness(0.95);
        }
        @media (max-width: 767px) {
            .compare-body {
                grid-template-columns: 1fr;
            }
            .compare-col:first-child {
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
            .compare-header {
                padding: 16px 20px;
            }
            .compare-col {
                padding: 20px;
            }
        }

        /* Data Highlights */
        .data-highlight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-highlight-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .data-highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .data-highlight-card .big-num {
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }
        .data-highlight-card .big-num .unit {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-muted);
            margin-left: 4px;
        }
        .data-highlight-card .card-label {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .data-highlight-card .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 1023px) {
            .data-highlight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .data-highlight-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .data-highlight-card .big-num {
                font-size: 32px;
            }
        }

        /* Bar Compare */
        .bar-compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .bar-group {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
        }
        .bar-group h3 {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 18px;
        }
        .bar-item {
            margin-bottom: 16px;
        }
        .bar-item:last-child {
            margin-bottom: 0;
        }
        .bar-item .bar-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            margin-bottom: 6px;
        }
        .bar-item .bar-top .bar-label {
            color: var(--text-secondary);
        }
        .bar-item .bar-top .bar-val {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--primary);
        }
        .bar-track {
            height: 8px;
            background: var(--bg-warm);
            border-radius: 999px;
            overflow: hidden;
        }
        .bar-fill {
            height: 100%;
            border-radius: 999px;
            background: var(--primary);
            transition: width 1.2s ease;
        }
        .bar-fill.accent {
            background: var(--accent);
            filter: brightness(0.92);
        }
        @media (max-width: 767px) {
            .bar-compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* Deep content with image */
        .deep-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .deep-block.reverse .deep-image {
            order: 2;
        }
        .deep-block.reverse .deep-text {
            order: 1;
        }
        .deep-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
        }
        .deep-image .img-caption {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 8px;
        }
        .deep-text h3 {
            font-family: var(--font-title);
            font-size: 26px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin: 0 0 14px;
            line-height: 1.3;
        }
        .deep-text p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0 0 14px;
        }
        .deep-text .text-link {
            font-weight: 600;
            color: var(--primary);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 2px;
        }
        .deep-text .text-link:hover {
            color: var(--accent);
            border-bottom-color: var(--primary);
        }
        @media (max-width: 767px) {
            .deep-block {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .deep-block.reverse .deep-image {
                order: initial;
            }
            .deep-block.reverse .deep-text {
                order: initial;
            }
            .deep-image img {
                height: 220px;
            }
            .deep-text h3 {
                font-size: 22px;
            }
        }

        /* Case List */
        .case-list {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .case-list-item {
            display: flex;
            gap: 20px;
            padding: 22px 28px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            align-items: flex-start;
        }
        .case-list-item:last-child {
            border-bottom: none;
        }
        .case-list-item:hover {
            background: var(--bg-warm);
            border-left: 3px solid var(--accent);
            padding-left: 25px;
        }
        .case-date {
            flex-shrink: 0;
            width: 80px;
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            padding-top: 2px;
        }
        .case-content {
            flex: 1;
            min-width: 0;
        }
        .case-content .case-title {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }
        .case-content .case-excerpt {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 8px;
        }
        .case-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .case-tags .tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(14, 31, 28, 0.06);
            border-radius: 999px;
            letter-spacing: 0.01em;
        }
        .case-tags .tag.accent-tag {
            color: var(--primary);
            background: rgba(183,240,74,0.25);
        }
        .case-link {
            flex-shrink: 0;
            align-self: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
        }
        .case-link:hover {
            color: var(--accent);
            border-bottom-color: var(--primary);
        }
        @media (max-width: 767px) {
            .case-list-item {
                flex-direction: column;
                gap: 8px;
                padding: 18px 20px;
            }
            .case-list-item:hover {
                padding-left: 18px;
                border-left: none;
                border-bottom-color: var(--accent);
            }
            .case-date {
                width: auto;
            }
            .case-link {
                align-self: flex-start;
            }
        }

        /* Steps / Flow */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .step-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: var(--transition);
            position: relative;
            box-shadow: var(--shadow-sm);
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .step-card .step-num {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            background: var(--primary);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
        }
        .step-card h4 {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        @media (max-width: 1023px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Tactical Panel */
        .tactical-panel {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            box-shadow: var(--shadow-md);
        }
        .tactical-panel .tactical-title {
            font-family: var(--font-title);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
        }
        .tactical-panel .tactical-desc {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            line-height: 1.7;
            margin: 0;
        }
        .tactical-panel .tactical-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .tactical-panel .tactical-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 0;
            font-size: 14px;
            color: rgba(255,255,255,0.85);
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .tactical-panel .tactical-list li:last-child {
            border-bottom: none;
        }
        .tactical-panel .tactical-list li i {
            color: var(--accent);
            font-size: 13px;
        }
        @media (max-width: 767px) {
            .tactical-panel {
                grid-template-columns: 1fr;
                padding: 24px;
                gap: 18px;
            }
        }

        /* FAQ accordion */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            background: var(--bg-warm);
            border-color: var(--accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 16px;
            color: var(--primary);
            gap: 12px;
            user-select: none;
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform 0.25s ease;
            font-size: 14px;
            color: var(--text-muted);
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 22px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* CTA */
        .cta-band {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-md);
        }
        .cta-band .cta-text h3 {
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 6px;
            letter-spacing: -0.01em;
        }
        .cta-band .cta-text p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            margin: 0;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 15px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-primary-cta:hover {
            filter: brightness(1.05);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-secondary-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 20px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.3);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-secondary-cta:hover {
            background: rgba(255,255,255,0.08);
            color: #fff;
            border-color: var(--accent);
        }
        @media (max-width: 767px) {
            .cta-band {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
            }
            .cta-band .cta-text h3 {
                font-size: 20px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #fff;
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.12);
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-brand .footer-logo .logo-icon {
            width: 24px;
            height: 24px;
            background: var(--accent);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
        }
        .footer-brand .footer-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            margin: 0;
            line-height: 1.6;
        }
        .footer-links h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }
        .footer-links ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links ul li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px 20px;
            font-size: 13px;
            color: rgba(255,255,255,0.55);
        }
        .footer-bottom .copyright {
            font-weight: 500;
            color: rgba(255,255,255,0.7);
        }
        .legal-links {
            display: flex;
            gap: 16px;
        }
        .legal-links a {
            color: rgba(255,255,255,0.55);
            font-size: 13px;
        }
        .legal-links a:hover {
            color: var(--accent);
        }
        @media (max-width: 767px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .legal-links {
                flex-wrap: wrap;
                gap: 12px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #0E1F1C;
            --accent: #B7F04A;
            --bg-warm: #F4F2ED;
            --bg-white: #FFFFFF;
            --text-dark: #151515;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border: #E3DFD5;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --font-title: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Consolas', monospace;
            --transition: all 0.2s ease;
            --nav-height: 64px;
            --section-pad: 96px;
        }

        * {
            box-sizing: border-box;
        }

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: 16px;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-top: 0;
            color: var(--text-dark);
        }

        h1 {
            font-size: 56px;
            margin-bottom: 20px;
        }

        h2 {
            font-size: 38px;
            margin-bottom: 24px;
        }

        h3 {
            font-size: 24px;
            margin-bottom: 16px;
        }

        h4 {
            font-size: 18px;
            margin-bottom: 12px;
        }

        p {
            margin-bottom: 16px;
        }

        .mono {
            font-family: var(--font-mono);
        }

        .section-pad {
            padding: var(--section-pad) 0;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: rgba(244, 242, 237, 0.98);
            backdrop-filter: blur(8px);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }

        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: var(--shadow-sm);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
            display: inline-block;
            flex-shrink: 0;
        }

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

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

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.05);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(14, 31, 28, 0.08);
            font-weight: 700;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .lang-switch {
            display: flex;
            align-items: center;
            gap: 8px;
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .lang-switch:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .lang-switch .divider {
            color: var(--text-muted);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            border-radius: var(--radius-sm);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 0 28px;
            height: 48px;
            font-family: var(--font-body);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: #c4f562;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            background: #a8dc42;
            transform: translateY(0);
        }

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

        .btn-secondary:hover {
            background: rgba(14, 31, 28, 0.05);
            color: var(--primary);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            background: rgba(14, 31, 28, 0.08);
            transform: translateY(0);
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .btn-lg {
            height: 56px;
            padding: 0 36px;
            font-size: 17px;
        }

        .text-link {
            color: var(--primary);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: var(--transition);
        }

        .text-link:hover {
            color: var(--primary);
            text-decoration-thickness: 3px;
        }

        /* ===== Badge / Tag ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: rgba(183, 240, 74, 0.18);
            color: var(--primary);
            white-space: nowrap;
        }

        .badge-outline {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-warm);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

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

        /* ===== Tool Page Hero ===== */
        .tool-hero {
            padding-top: calc(var(--nav-height) + 60px);
            padding-bottom: 60px;
            background: var(--bg-warm);
            position: relative;
            overflow: hidden;
        }

        .tool-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(183, 240, 74, 0.12);
            pointer-events: none;
        }

        .tool-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -100px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(14, 31, 28, 0.04);
            pointer-events: none;
        }

        .tool-hero .container {
            position: relative;
            z-index: 1;
        }

        .tool-hero-content {
            max-width: 780px;
        }

        .tool-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 20px;
            background: var(--primary);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .tool-hero-badge i {
            font-size: 12px;
        }

        .tool-hero h1 {
            font-size: 52px;
            line-height: 1.18;
            margin-bottom: 16px;
            max-width: 680px;
        }

        .tool-hero .subtitle {
            font-size: 18px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 620px;
            margin-bottom: 28px;
        }

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

        .tool-hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .tool-hero-stat {
            display: flex;
            flex-direction: column;
        }

        .tool-hero-stat .stat-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .tool-hero-stat .stat-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== Search / Filter Section ===== */
        .tool-filter-section {
            background: var(--bg-white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 32px 0;
        }

        .tool-filter-section .container {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: flex-end;
        }

        .filter-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1 1 180px;
            min-width: 160px;
        }

        .filter-group label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.01em;
        }

        .filter-group input,
        .filter-group select {
            height: 44px;
            padding: 0 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: var(--bg-warm);
            font-size: 15px;
            color: var(--text-dark);
            transition: var(--transition);
            width: 100%;
        }

        .filter-group input:focus,
        .filter-group select:focus {
            border-color: var(--accent);
            background: var(--bg-white);
            outline: none;
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.15);
        }

        .filter-group input::placeholder {
            color: var(--text-muted);
        }

        .filter-actions {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        /* ===== Tools Result List ===== */
        .tools-result-section {
            background: var(--bg-warm);
            padding: var(--section-pad) 0;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-head .section-title-group h2 {
            margin-bottom: 8px;
        }

        .section-head .section-title-group p {
            color: var(--text-secondary);
            font-size: 16px;
            margin-bottom: 0;
            max-width: 560px;
        }

        .result-count {
            font-family: var(--font-mono);
            font-size: 14px;
            color: var(--text-muted);
        }

        .tools-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .tool-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 24px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            transition: var(--transition);
            position: relative;
        }

        .tool-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .tool-item-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--accent);
            font-size: 20px;
        }

        .tool-item-body {
            flex: 1;
            min-width: 0;
        }

        .tool-item-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .tool-item-header h3 {
            font-size: 19px;
            margin-bottom: 0;
            font-weight: 700;
        }

        .tool-item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        .tool-item-meta span {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

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

        .tool-item-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 12px;
        }

        .tool-item-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tool-item-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .tool-item-action {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .tool-item-action:hover {
            gap: 10px;
        }

        /* ===== Tool Intro Section ===== */
        .tool-intro-section {
            background: var(--primary);
            padding: var(--section-pad) 0;
            color: #fff;
        }

        .tool-intro-section h2 {
            color: #fff;
        }

        .tool-intro-section .intro-text {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 40px;
        }

        .tool-intro-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }

        .tool-intro-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: var(--transition);
        }

        .tool-intro-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
        }

        .tool-intro-card .intro-icon {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .tool-intro-card h3 {
            color: #fff;
            font-size: 20px;
            margin-bottom: 10px;
        }

        .tool-intro-card p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Steps Section ===== */
        .tool-steps-section {
            background: var(--bg-white);
            padding: var(--section-pad) 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            margin-top: 40px;
        }

        .step-card {
            text-align: left;
            padding: 28px 24px;
            border-radius: var(--radius-md);
            background: var(--bg-warm);
            border: 1px solid var(--border);
            position: relative;
            transition: var(--transition);
        }

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

        .step-number {
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 12px;
        }

        .step-card h3 {
            font-size: 18px;
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.65;
        }

        /* ===== Cover Image Section ===== */
        .tool-cover-section {
            padding: var(--section-pad) 0;
            background: var(--bg-warm);
        }

        .tool-cover-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .tool-cover-text h2 {
            margin-bottom: 16px;
        }

        .tool-cover-text p {
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 16px;
        }

        .tool-cover-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
            position: relative;
        }

        .tool-cover-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .tool-cover-image .cover-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px;
            background: linear-gradient(180deg, transparent, rgba(14, 31, 28, 0.8));
            color: #fff;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tool-cover-image .cover-overlay i {
            color: var(--accent);
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            background: var(--bg-white);
            padding: var(--section-pad) 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

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

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

        .faq-item:not(.open):hover {
            border-color: var(--accent);
        }

        .faq-item.open {
            border-color: var(--primary);
            background: var(--bg-warm);
        }

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

        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform 0.2s ease;
            font-size: 14px;
            color: var(--text-muted);
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.2s ease, padding 0.2s ease;
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
        }

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

        .cta-text h2 {
            color: #fff;
            font-size: 32px;
            margin-bottom: 12px;
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            margin-bottom: 0;
            max-width: 480px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-accent-outline {
            background: transparent;
            color: var(--accent);
            border: 1px solid var(--accent);
        }

        .btn-accent-outline:hover {
            background: rgba(183, 240, 74, 0.1);
            color: var(--accent);
        }

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

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 22px;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .footer-logo .logo-icon {
            background: var(--accent);
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0;
        }

        .footer-links h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .copyright {
            font-weight: 600;
            color: rgba(255, 255, 255, 0.75);
        }

        .footer-bottom span {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

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

        .legal-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1199px) {
            .container {
                padding: 0 32px;
            }

            h1 {
                font-size: 46px;
            }

            h2 {
                font-size: 32px;
            }

            .tool-hero h1 {
                font-size: 42px;
            }
        }

        @media (max-width: 1023px) {
            .container {
                padding: 0 28px;
            }

            .section-pad {
                padding: 72px 0;
            }

            .tool-hero h1 {
                font-size: 38px;
            }

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

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

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

        @media (max-width: 767px) {
            :root {
                --nav-height: 56px;
            }

            .container {
                padding: 0 20px;
            }

            .section-pad {
                padding: 48px 0;
            }

            h1 {
                font-size: 36px;
            }

            h2 {
                font-size: 28px;
            }

            h3 {
                font-size: 20px;
            }

            .tool-hero {
                padding-top: calc(var(--nav-height) + 32px);
                padding-bottom: 40px;
            }

            .tool-hero h1 {
                font-size: 32px;
                line-height: 1.25;
            }

            .tool-hero .subtitle {
                font-size: 15px;
            }

            .tool-hero-stats {
                gap: 20px;
            }

            .tool-hero-stat .stat-value {
                font-size: 22px;
            }

            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-md);
            }

            .hamburger {
                display: flex;
            }

            .logo {
                font-size: 17px;
            }

            .logo-icon {
                width: 22px;
                height: 22px;
            }

            .lang-switch {
                padding: 4px 10px;
                font-size: 12px;
                gap: 4px;
            }

            .tool-filter-section .container {
                gap: 12px;
            }

            .filter-group {
                flex-basis: 100%;
            }

            .filter-actions {
                width: 100%;
            }

            .filter-actions .btn {
                flex: 1;
            }

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

            .tool-item-icon {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }

            .tool-item-header h3 {
                font-size: 17px;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }

            .tool-cover-image img {
                height: 200px;
            }

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

            .cta-text h2 {
                font-size: 26px;
            }

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

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

            .btn {
                height: 44px;
                padding: 0 20px;
                font-size: 14px;
            }

            .btn-lg {
                height: 48px;
                padding: 0 24px;
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .tool-hero h1 {
                font-size: 28px;
            }

            .tool-hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .tool-hero-actions .btn {
                width: 100%;
            }

            .tool-hero-stat .stat-value {
                font-size: 20px;
            }

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

        /* ===== Animation ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }

        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }