/* roulang page: index */
:root {
            --primary-deep: #0B3D2E;
            --primary-green: #22C55E;
            --cta-orange: #F97316;
            --cta-orange-hover: #EA580F;
            --bg-dark: #0F1218;
            --bg-card: #1A2E26;
            --bg-alt: #182418;
            --border-color: #2E4A3E;
            --text-white: #FFFFFF;
            --text-body: #C8D6D0;
            --text-muted: #8AA69A;
            --text-small: #6B8A7C;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 7px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 28px rgba(34, 197, 94, 0.18);
            --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.45);
            --transition-base: all 0.25s cubic-bezier(0.3, 0.1, 0.3, 1);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            text-decoration: none;
            opacity: 0.88;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-green);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: var(--transition-base);
        }

        button:disabled {
            cursor: not-allowed;
            opacity: 0.5;
        }

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

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

        /* Top Info Bar */
        .top-info-bar {
            background-color: var(--primary-deep);
            color: #D1E7DC;
            font-size: 13px;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            position: relative;
            z-index: 60;
        }

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

        .top-info-bar .domain-text {
            font-size: 12px;
            letter-spacing: 0.5px;
            color: #A8C9B8;
        }

        .top-info-bar .status-tip {
            color: #B9D9C9;
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .top-info-bar .status-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--primary-green);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.5); }
        }

        .top-info-bar .action-links a {
            color: #C7E5D5;
            font-size: 12px;
            margin-left: 14px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .top-info-bar .action-links a:hover {
            color: #FFFFFF;
        }

        /* Main Nav */
        .main-nav {
            background-color: var(--primary-deep);
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 9px;
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-menu a {
            color: #D9EAE2;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            letter-spacing: 0.3px;
            position: relative;
            transition: var(--transition-base);
        }

        .nav-menu a:hover {
            background-color: rgba(34, 197, 94, 0.14);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(34, 197, 94, 0.2);
            color: var(--primary-green);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--primary-green);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        .nav-cta-btn:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
            transform: translateY(-1px);
        }

        .nav-cta-btn:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
            border-radius: 6px;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition-base);
        }

        @media (max-width: 1024px) {
            .nav-menu {
                gap: 2px;
            }
            .nav-menu a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .brand-logo {
                font-size: 20px;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 2px;
                background-color: #0A3325;
                border-radius: 12px;
                padding: 12px;
                margin-top: 10px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                width: 100%;
                text-align: left;
                padding: 12px 16px;
                font-size: 15px;
            }
            .nav-cta-btn {
                display: none;
            }
            .main-nav .container {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 480px) {
            .brand-logo {
                font-size: 18px;
            }
            .brand-logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .top-info-bar .container {
                gap: 6px;
                font-size: 11px;
            }
            .top-info-bar .domain-text,
            .top-info-bar .status-tip,
            .top-info-bar .action-links a {
                font-size: 11px;
            }
        }

        /* Section Base */
        section {
            padding: 70px 0;
            position: relative;
        }

        section .section-heading {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            line-height: 1.35;
        }

        section .section-sub {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 36px;
        }

        section .section-sub.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        @media (max-width: 768px) {
            section {
                padding: 44px 0;
            }
            section .section-heading {
                font-size: 22px;
            }
            section .section-sub {
                font-size: 15px;
                margin-bottom: 24px;
            }
        }

        /* Hero Section */
        .hero-section {
            padding: 0;
            min-height: 78vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            background-image: url('/assets/images/0372c583f5e1c06c.webp');
            background-size: cover;
            background-position: center;
            background-color: #0A0F14;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 15, 14, 0.82) 0%, rgba(15, 18, 24, 0.92) 60%, rgba(15, 18, 24, 0.98) 100%);
            z-index: 1;
        }

        .hero-section .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 40px;
            align-items: center;
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .hero-text h1 {
            font-size: 38px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            line-height: 1.3;
            margin-bottom: 18px;
        }

        .hero-text h1 .highlight {
            color: var(--primary-green);
        }

        .hero-text .hero-desc {
            font-size: 16px;
            color: #D5E5DE;
            line-height: 1.85;
            margin-bottom: 24px;
            max-width: 540px;
        }

        .hero-trust-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 28px;
        }

        .hero-trust-tags span {
            font-size: 13px;
            color: #A8C9B8;
            background-color: rgba(26, 46, 38, 0.75);
            border: 1px solid #2E4A3E;
            padding: 5px 12px;
            border-radius: 20px;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            box-shadow: 0 2px 10px rgba(249, 115, 22, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: transparent;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 500;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            border: 1px solid #2E4A3E;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }

        .btn-secondary:hover {
            background-color: #1A2E26;
            border-color: var(--primary-green);
            color: var(--primary-green);
        }

        /* Hero Coupon Wall */
        .hero-coupon-wall {
            display: flex;
            flex-direction: column;
            gap: 14px;
            align-items: stretch;
        }

        .coupon-main {
            background: linear-gradient(145deg, #1E3D30, #142B22);
            border: 1px solid #2E5A48;
            border-radius: 16px;
            padding: 22px 24px;
            position: relative;
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .coupon-main::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(34, 197, 94, 0.18), transparent 70%);
            border-radius: 50%;
        }

        .coupon-main .coupon-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: #0B3D2E;
            background-color: var(--primary-green);
            padding: 3px 10px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .coupon-main .coupon-title {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }

        .coupon-main .coupon-value {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary-green);
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .coupon-main .coupon-desc {
            font-size: 14px;
            color: #A8C9B8;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .coupon-main .btn-claim {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            border: none;
            transition: var(--transition-base);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.35);
        }

        .coupon-main .btn-claim:hover {
            background-color: var(--cta-orange-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(249, 115, 22, 0.5);
        }

        .coupon-mini-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
        }

        .coupon-mini {
            background-color: rgba(26, 46, 38, 0.85);
            border: 1px solid #2E4A3E;
            border-radius: 12px;
            padding: 14px 12px;
            text-align: center;
            transition: var(--transition-base);
        }

        .coupon-mini:hover {
            border-color: var(--primary-green);
            background-color: rgba(34, 197, 94, 0.08);
            transform: translateY(-2px);
        }

        .coupon-mini .mini-icon {
            font-size: 22px;
            margin-bottom: 6px;
            color: var(--primary-green);
        }

        .coupon-mini .mini-title {
            font-size: 13px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 3px;
        }

        .coupon-mini .mini-sub {
            font-size: 11px;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .hero-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .hero-text h1 {
                font-size: 30px;
            }
            .coupon-mini-row {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 640px) {
            .hero-section {
                min-height: auto;
            }
            .hero-text h1 {
                font-size: 24px;
            }
            .hero-text .hero-desc {
                font-size: 15px;
            }
            .coupon-mini-row {
                grid-template-columns: 1fr;
            }
            .coupon-mini {
                display: flex;
                align-items: center;
                gap: 12px;
                text-align: left;
                padding: 10px 14px;
            }
            .coupon-mini .mini-icon {
                margin-bottom: 0;
                flex-shrink: 0;
            }
            .btn-primary,
            .btn-secondary {
                font-size: 14px;
                padding: 11px 20px;
            }
        }

        /* Generic Cards */
        .card-grid {
            display: grid;
            gap: 24px;
        }

        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }

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

        @media (max-width: 640px) {
            .card-grid.cols-2,
            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: 1fr;
            }
        }

        .info-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .info-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--primary-green);
            transform: translateY(-3px);
        }

        .info-card .card-icon {
            font-size: 30px;
            color: var(--primary-green);
            margin-bottom: 14px;
        }

        .info-card .card-title {
            font-size: 18px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .info-card .card-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
        }

        /* Data Quick Report */
        .data-report {
            background-color: #0D1512;
            border-radius: var(--radius-card);
            border: 1px solid #263F34;
            padding: 28px 24px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .data-report .data-item {
            text-align: center;
            padding: 12px;
            border-radius: 10px;
            background-color: rgba(26, 46, 38, 0.5);
        }

        .data-report .data-value {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary-green);
            letter-spacing: 0.5px;
        }

        .data-report .data-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        @media (max-width: 768px) {
            .data-report {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 20px 16px;
            }
            .data-report .data-value {
                font-size: 22px;
            }
        }

        /* Scene Demo */
        .scene-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

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

        .scene-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            aspect-ratio: 4/3;
            background-color: #0D1512;
        }

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

        .scene-txt .scene-title {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

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

        .scene-txt .scene-list li {
            padding: 12px 0;
            border-bottom: 1px solid #263F34;
            display: flex;
            gap: 12px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.6;
        }

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

        .scene-txt .scene-list li .bullet {
            color: var(--primary-green);
            font-weight: 700;
            flex-shrink: 0;
        }

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

        /* Featured Cards with Image */
        .featured-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .featured-card .card-img {
            aspect-ratio: 4/3;
            background-color: #0D1512;
            overflow: hidden;
        }

        .featured-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

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

        .featured-card .card-body .tag {
            font-size: 12px;
            color: var(--primary-green);
            background-color: rgba(34, 197, 94, 0.12);
            padding: 3px 10px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 8px;
            align-self: flex-start;
        }

        .featured-card .card-body .fc-title {
            font-size: 17px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .featured-card .card-body .fc-desc {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.7;
            flex: 1;
        }

        /* Table / Timeline */
        .schedule-board {
            background-color: #0D1512;
            border: 1px solid #263F34;
            border-radius: var(--radius-card);
            padding: 20px 22px;
        }

        .schedule-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 8px;
            border-bottom: 1px solid #263F34;
            gap: 16px;
            flex-wrap: wrap;
            transition: var(--transition-base);
        }

        .schedule-row:hover {
            background-color: rgba(34, 197, 94, 0.04);
        }

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

        .schedule-row .match-info {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .schedule-row .match-teams {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
        }

        .schedule-row .match-league {
            font-size: 12px;
            color: var(--text-muted);
            background-color: rgba(26, 46, 38, 0.7);
            padding: 3px 10px;
            border-radius: 4px;
        }

        .schedule-row .match-time {
            font-size: 13px;
            color: var(--cta-orange);
            font-weight: 600;
            white-space: nowrap;
        }

        .schedule-row .match-score {
            font-size: 18px;
            font-weight: 800;
            color: var(--primary-green);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        /* Player Reviews */
        .review-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .review-card .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .review-card .review-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            overflow: hidden;
            border: 2px solid var(--primary-green);
            flex-shrink: 0;
            background-color: #0D1512;
        }

        .review-card .review-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .review-card .review-name {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
        }

        .review-card .review-stars {
            font-size: 12px;
            color: #F5A623;
            letter-spacing: 1px;
        }

        .review-card .review-text {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
        }

        /* Comparison Table */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border: 1px solid #263F34;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .comparison-col {
            padding: 28px 24px;
        }

        .comparison-col.left-col {
            background-color: #142B22;
            border-right: 1px solid #2E4A3E;
        }

        .comparison-col.right-col {
            background-color: #111A16;
        }

        .comparison-col .comp-title {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-col .comp-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-col .comp-list li {
            padding: 10px 0;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
            display: flex;
            gap: 8px;
            border-bottom: 1px solid rgba(46, 74, 62, 0.5);
        }

        .comparison-col .comp-list li:last-child {
            border-bottom: none;
        }
        .comparison-col .comp-list li .icon {
            flex-shrink: 0;
        }
        .comparison-col.left-col .comp-list li .icon {
            color: var(--primary-green);
        }
        .comparison-col.right-col .comp-list li .icon {
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .comparison-wrap {
                grid-template-columns: 1fr;
            }
            .comparison-col.left-col {
                border-right: none;
                border-bottom: 1px solid #2E4A3E;
            }
        }

        /* News List */
        .news-list-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .news-list-card:hover {
            border-color: var(--primary-green);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .news-list-card .news-img {
            aspect-ratio: 16/9;
            background-color: #0D1512;
            overflow: hidden;
        }

        .news-list-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-list-card .news-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-list-card .news-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .news-list-card .news-title {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .news-list-card .news-summary {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.65;
            flex: 1;
        }

        /* Brand Section */
        .brand-about {
            background-color: #0D1512;
            border: 1px solid #263F34;
            border-radius: var(--radius-card);
            padding: 36px 32px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: center;
        }

        .brand-about .brand-text {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
        }

        .brand-about .brand-text strong {
            color: #FFFFFF;
        }

        .brand-about .brand-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-color);
            aspect-ratio: 4/3;
        }

        .brand-about .brand-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .brand-about {
                grid-template-columns: 1fr;
                padding: 24px 18px;
            }
        }

        /* Skill Cards */
        .skill-card {
            background-color: #1E3D30;
            border: 1px solid #2E5A48;
            border-radius: var(--radius-card);
            padding: 22px 20px;
            transition: var(--transition-base);
            position: relative;
        }

        .skill-card:hover {
            border-color: var(--primary-green);
            box-shadow: var(--shadow-card-hover);
        }

        .skill-card .skill-step {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background-color: var(--primary-green);
            color: #0B3D2E;
            font-weight: 800;
            border-radius: 50%;
            font-size: 15px;
            margin-bottom: 12px;
        }

        .skill-card .skill-level {
            font-size: 12px;
            color: var(--cta-orange);
            background-color: rgba(249, 115, 22, 0.15);
            padding: 3px 10px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 8px;
        }

        .skill-card .skill-title {
            font-size: 17px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 6px;
        }

        .skill-card .skill-desc {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            border-color: #3A5E4E;
        }

        .faq-item .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            background: transparent;
            border: none;
            transition: var(--transition-base);
            line-height: 1.5;
        }

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

        .faq-item .faq-question .faq-icon {
            font-size: 20px;
            color: var(--primary-green);
            flex-shrink: 0;
            transition: transform 0.3s;
        }

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

        .faq-item .faq-answer {
            padding: 0 22px 20px;
            display: none;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
        }

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

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

        .stat-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 24px 18px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .stat-card:hover {
            border-color: var(--primary-green);
            transform: translateY(-2px);
        }

        .stat-card .stat-num {
            font-size: 38px;
            font-weight: 800;
            color: var(--primary-green);
            letter-spacing: 0.5px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-body);
            margin-top: 6px;
        }

        .stat-card .stat-change {
            font-size: 12px;
            color: var(--cta-orange);
            margin-top: 4px;
            font-weight: 600;
        }

        .stat-card .stat-change.down {
            color: var(--text-muted);
        }

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

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-card .stat-num {
                font-size: 28px;
            }
        }

        /* Security bar */
        .security-bar {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .security-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-body);
        }

        .security-item .sec-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(34, 197, 94, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary-green);
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .security-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }
        }

        /* Bottom Fixed CTA */
        .bottom-fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background-color: #0D1F19;
            border-top: 1px solid #2E4A3E;
            padding: 12px 24px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            min-height: 68px;
        }

        .bottom-fixed-cta .cta-text {
            font-size: 15px;
            color: #D9EAE2;
            font-weight: 500;
        }

        .bottom-fixed-cta .cta-btn {
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            padding: 11px 26px;
            border-radius: var(--radius-btn);
            border: none;
            transition: var(--transition-base);
            box-shadow: 0 2px 10px rgba(249, 115, 22, 0.3);
            white-space: nowrap;
        }

        .bottom-fixed-cta .cta-btn:hover {
            background-color: var(--cta-orange-hover);
            transform: translateY(-1px);
        }

        .bottom-cta-placeholder {
            height: 68px;
            background-color: transparent;
        }

        @media (max-width: 640px) {
            .bottom-fixed-cta {
                padding: 10px 16px;
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .bottom-fixed-cta .cta-btn {
                width: 100%;
            }
            .bottom-cta-placeholder {
                height: 100px;
            }
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-deep);
            border-top: 1px solid #1E4034;
            padding: 48px 0 28px;
            color: #B9D9C9;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }

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

        .site-footer .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            background-color: var(--primary-green);
            color: #0B3D2E;
            border-radius: 7px;
            font-size: 15px;
            font-weight: 800;
            margin-right: 8px;
            vertical-align: middle;
        }

        .site-footer .footer-copyright {
            font-size: 13px;
            color: #8FB3A1;
            line-height: 1.7;
        }

        .site-footer .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

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

        .site-footer .footer-links li a {
            font-size: 13px;
            color: #A8C9B8;
            transition: var(--transition-base);
        }

        .site-footer .footer-links li a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid #1E4034;
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 12px;
            color: #7BAE92;
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 32px 0 20px;
            }
        }

        /* Tags & badges */
        .tag-badge {
            display: inline-block;
            font-size: 12px;
            color: var(--primary-green);
            background-color: rgba(34, 197, 94, 0.12);
            border: 1px solid rgba(34, 197, 94, 0.25);
            padding: 3px 12px;
            border-radius: 20px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .tag-badge:hover {
            background-color: rgba(34, 197, 94, 0.22);
            color: #FFFFFF;
        }

        .tag-badge.active {
            background-color: var(--primary-deep);
            color: #FFFFFF;
            border-color: var(--primary-deep);
        }

        .badge-orange {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: #FFFFFF;
            background-color: var(--cta-orange);
            padding: 3px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(to right, transparent, #2E4A3E, transparent);
            margin: 0;
            border: none;
        }

        /* Alternating section backgrounds */
        .section-dark {
            background-color: var(--bg-dark);
        }
        .section-alt {
            background-color: var(--bg-alt);
        }
        .section-deep {
            background-color: #0A120F;
        }

/* roulang page: category2 */
:root {
            --primary-deep: #0B3D2E;
            --primary-green: #22C55E;
            --cta-orange: #F97316;
            --cta-orange-hover: #EA580F;
            --bg-dark: #0F1218;
            --bg-card: #1A2E26;
            --bg-alt: #182418;
            --border-color: #2E4A3E;
            --text-white: #FFFFFF;
            --text-body: #C8D6D0;
            --text-muted: #8AA69A;
            --text-small: #6B8A7C;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 7px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 28px rgba(34, 197, 94, 0.18);
            --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.45);
            --transition-base: all 0.25s cubic-bezier(0.3, 0.1, 0.3, 1);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            text-decoration: none;
            opacity: 0.88;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-green);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: var(--transition-base);
        }

        button:disabled {
            cursor: not-allowed;
            opacity: 0.5;
        }

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

        .top-info-bar {
            background-color: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 7px 0;
            font-size: 13px;
            letter-spacing: 0.3px;
        }

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

        .top-info-bar .domain-text {
            font-size: 12px;
            letter-spacing: 0.5px;
            color: #A8C9B8;
        }

        .top-info-bar .action-links a {
            color: #C7E5D5;
            font-size: 12px;
            margin-left: 14px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .top-info-bar .action-links a:hover {
            color: #FFFFFF;
        }

        .main-nav {
            background-color: var(--primary-deep);
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 9px;
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-menu a {
            color: #D9EAE2;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            letter-spacing: 0.3px;
            position: relative;
            transition: var(--transition-base);
        }

        .nav-menu a:hover {
            background-color: rgba(34, 197, 94, 0.14);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(34, 197, 94, 0.2);
            color: var(--primary-green);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--primary-green);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        .nav-cta-btn:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
            transform: translateY(-1px);
        }

        .nav-cta-btn:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: 6px;
            border: 1px solid var(--border-color);
            background: transparent;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            padding: 18px 0 8px;
            flex-wrap: wrap;
        }

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

        .breadcrumb .separator {
            color: var(--text-small);
            font-size: 12px;
        }

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

        .category-banner {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
            margin-bottom: 32px;
        }

        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .category-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 61, 46, 0.85) 0%, rgba(15, 18, 24, 0.75) 100%);
            z-index: 1;
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 36px 40px;
            max-width: 640px;
        }

        .category-banner .banner-content h1 {
            font-size: 32px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .category-banner .banner-content p {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.75;
        }

        .section-heading {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-heading::before {
            content: '';
            display: inline-block;
            width: 4px;
            height: 24px;
            background-color: var(--primary-green);
            border-radius: 2px;
            flex-shrink: 0;
        }

        .result-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

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

        .result-card .match-info-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 14px;
        }

        .result-card .match-date {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        .result-card .match-event {
            font-size: 13px;
            color: var(--text-small);
            background: rgba(255, 255, 255, 0.06);
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.3px;
        }

        .result-card .teams-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 16px;
        }

        .result-card .team {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
        }

        .result-card .team .team-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .result-card .team .team-name {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
        }

        .result-card .score-line {
            font-size: 28px;
            font-weight: 800;
            color: #FFFFFF;
            letter-spacing: 2px;
            text-align: center;
            min-width: 70px;
        }

        .result-card .score-line .score-dash {
            color: var(--text-muted);
            font-weight: 400;
            margin: 0 4px;
        }

        .result-card .data-stats-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
        }

        .result-card .data-stats-row .stat-item {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .result-card .data-stats-row .stat-item .stat-value {
            color: var(--primary-green);
            font-weight: 600;
            font-size: 14px;
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 22px;
        }

        .filter-bar .filter-label {
            font-size: 14px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        .filter-bar .filter-tag {
            font-size: 13px;
            color: var(--text-body);
            background: transparent;
            border: 1px solid var(--border-color);
            padding: 5px 16px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.3px;
            transition: var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-bar .filter-tag:hover {
            border-color: var(--primary-green);
            color: #FFFFFF;
        }

        .filter-bar .filter-tag.active {
            background: var(--primary-deep);
            color: #FFFFFF;
            border-color: var(--primary-deep);
            font-weight: 500;
        }

        .recommend-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .recommend-card:hover {
            border-color: var(--primary-green);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .recommend-card .recommend-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }

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

        .recommend-card .recommend-title {
            font-size: 17px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 8px;
            line-height: 1.5;
        }

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

        .recommend-card .recommend-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--cta-orange);
            background: rgba(249, 115, 22, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

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

        .data-overview-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: var(--transition-base);
        }

        .data-overview-item:hover {
            border-color: var(--primary-green);
            box-shadow: var(--shadow-card-hover);
        }

        .data-overview-item .overview-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: rgba(34, 197, 94, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
        }

        .data-overview-item .overview-info .overview-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-green);
            line-height: 1.3;
        }

        .data-overview-item .overview-info .overview-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        .view-more-section {
            text-align: center;
            padding: 32px 0 16px;
        }

        .btn-secondary-outline {
            display: inline-block;
            background: transparent;
            border: 1px solid var(--border-color);
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 500;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }

        .btn-secondary-outline:hover {
            background: var(--bg-alt);
            border-color: var(--primary-green);
            color: var(--primary-green);
        }

        .site-footer {
            background: var(--primary-deep);
            padding: 40px 0 24px;
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 6px;
            font-size: 14px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .footer-copyright {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            font-size: 13px;
            color: var(--text-body);
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: var(--text-small);
            letter-spacing: 0.3px;
        }

        .section-spacing {
            padding: 28px 0;
        }

        .bg-alt-section {
            background: var(--bg-alt);
            border-radius: var(--radius-card);
            padding: 28px;
            margin-bottom: 28px;
        }

        .bg-alt-section:last-child {
            margin-bottom: 0;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .result-card .teams-row {
                gap: 10px;
            }
            .result-card .score-line {
                font-size: 22px;
                min-width: 50px;
            }
            .category-banner .banner-content h1 {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .site-footer .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .main-nav .container {
                flex-wrap: wrap;
                gap: 10px;
            }
            .nav-menu {
                width: 100%;
                justify-content: flex-start;
                gap: 4px;
            }
            .nav-menu a {
                font-size: 13px;
                padding: 6px 12px;
            }
            .nav-cta-btn {
                font-size: 13px;
                padding: 8px 16px;
            }
            .category-banner {
                min-height: 220px;
            }
            .category-banner .banner-content {
                padding: 24px 20px;
            }
            .category-banner .banner-content h1 {
                font-size: 22px;
            }
            .category-banner .banner-content p {
                font-size: 14px;
            }
            .section-heading {
                font-size: 20px;
            }
            .result-card {
                padding: 16px;
            }
            .result-card .teams-row {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
            }
            .result-card .team {
                gap: 8px;
            }
            .result-card .team .team-avatar {
                width: 32px;
                height: 32px;
            }
            .result-card .team .team-name {
                font-size: 14px;
            }
            .result-card .score-line {
                font-size: 24px;
                min-width: 60px;
                text-align: center;
            }
            .data-overview-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar {
                gap: 6px;
            }
            .filter-bar .filter-tag {
                font-size: 12px;
                padding: 4px 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .bg-alt-section {
                padding: 20px;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                gap: 2px;
                padding-top: 8px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 12px;
                font-size: 14px;
            }
            .nav-menu a.active::after {
                bottom: 2px;
                left: 12px;
                right: 12px;
            }
        }

        @media (max-width: 520px) {
            .top-info-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .top-info-bar .action-links a {
                margin-left: 0;
                margin-right: 14px;
            }
            .brand-logo {
                font-size: 20px;
            }
            .brand-logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .category-banner {
                min-height: 180px;
            }
            .category-banner .banner-content h1 {
                font-size: 19px;
            }
            .category-banner .banner-content p {
                font-size: 13px;
                line-height: 1.6;
            }
            .result-card .data-stats-row {
                gap: 6px;
            }
            .result-card .data-stats-row .stat-item {
                font-size: 11px;
            }
            .btn-secondary-outline {
                font-size: 13px;
                padding: 10px 22px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-deep: #0B3D2E;
            --primary-green: #22C55E;
            --cta-orange: #F97316;
            --cta-orange-hover: #EA580F;
            --bg-dark: #0F1218;
            --bg-card: #1A2E26;
            --bg-alt: #182418;
            --border-color: #2E4A3E;
            --text-white: #FFFFFF;
            --text-body: #C8D6D0;
            --text-muted: #8AA69A;
            --text-small: #6B8A7C;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 7px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 28px rgba(34, 197, 94, 0.18);
            --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.45);
            --transition-base: all 0.25s cubic-bezier(0.3, 0.1, 0.3, 1);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            text-decoration: none;
            opacity: 0.88;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-green);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: var(--transition-base);
        }

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

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

        /* Top info bar */
        .top-info-bar {
            background-color: var(--primary-deep);
            padding: 8px 0;
            position: relative;
            z-index: 60;
        }

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

        .top-info-bar .domain-text {
            font-size: 12px;
            letter-spacing: 0.5px;
            color: #A8C9B8;
        }

        .top-info-bar .update-tip {
            font-size: 12px;
            color: #C7E5D5;
            letter-spacing: 0.3px;
        }

        .top-info-bar .action-links {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .top-info-bar .action-links a {
            color: #C7E5D5;
            font-size: 12px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .top-info-bar .action-links a:hover {
            color: #FFFFFF;
        }

        .top-info-bar .action-links .top-login-btn {
            background-color: rgba(255, 255, 255, 0.12);
            padding: 4px 14px;
            border-radius: 6px;
            font-weight: 500;
        }

        .top-info-bar .action-links .top-login-btn:hover {
            background-color: rgba(255, 255, 255, 0.22);
        }

        /* Main Nav */
        .main-nav {
            background-color: var(--primary-deep);
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 9px;
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-menu a {
            color: #D9EAE2;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            letter-spacing: 0.3px;
            position: relative;
            transition: var(--transition-base);
        }

        .nav-menu a:hover {
            background-color: rgba(34, 197, 94, 0.14);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(34, 197, 94, 0.2);
            color: var(--primary-green);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--primary-green);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        .nav-cta-btn:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
            transform: translateY(-1px);
        }

        .nav-cta-btn:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            border-radius: 6px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .mobile-menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition-base);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 28px 0 12px;
            background-color: var(--bg-dark);
        }

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

        .breadcrumb a {
            color: var(--text-muted);
            transition: var(--transition-base);
        }

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

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

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

        /* Category H1 */
        .category-h1-section {
            padding: 16px 0 28px;
            background-color: var(--bg-dark);
        }

        .category-h1-section h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 1px;
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .category-h1-section .cat-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 820px;
            line-height: 1.8;
        }

        /* Banner */
        .category-banner {
            position: relative;
            margin: 0 auto 48px;
            max-width: 1200px;
            padding: 0 24px;
        }

        .category-banner .banner-inner {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }

        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            object-fit: cover;
            width: 100%;
            height: 100%;
            opacity: 0.45;
        }

        .category-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 61, 46, 0.92) 0%, rgba(15, 18, 24, 0.65) 60%, rgba(15, 18, 24, 0.4) 100%);
            border-radius: var(--radius-card);
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 48px 44px;
            max-width: 680px;
        }

        .category-banner .banner-tag {
            display: inline-block;
            background-color: rgba(34, 197, 94, 0.18);
            color: var(--primary-green);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            border: 1px solid rgba(34, 197, 94, 0.25);
        }

        .category-banner .banner-title {
            font-size: 30px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .category-banner .banner-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* Section base */
        .section-block {
            padding: 44px 0;
        }

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

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

        .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 700px;
            line-height: 1.7;
        }

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

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

        .card-item {
            background-color: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .card-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(34, 197, 94, 0.5);
            transform: translateY(-3px);
        }

        .card-item .card-cover {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            background-color: var(--bg-alt);
        }

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

        .card-item .card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .card-item .card-tag {
            font-size: 12px;
            color: var(--primary-green);
            background-color: rgba(34, 197, 94, 0.12);
            padding: 3px 10px;
            border-radius: 20px;
            border: 1px solid rgba(34, 197, 94, 0.22);
            letter-spacing: 0.3px;
        }

        .card-item .card-tag.orange-tag {
            color: var(--cta-orange);
            background-color: rgba(249, 115, 22, 0.1);
            border-color: rgba(249, 115, 22, 0.25);
        }

        .card-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 8px;
            line-height: 1.45;
            letter-spacing: 0.3px;
        }

        .card-item .card-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.72;
            margin-bottom: 14px;
            flex: 1;
        }

        .card-item .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid rgba(46, 74, 62, 0.5);
            padding-top: 12px;
        }

        .card-item .card-meta .date {
            color: var(--text-small);
        }

        .card-item .card-meta .read-link {
            color: var(--primary-green);
            font-weight: 500;
            font-size: 13px;
            transition: var(--transition-base);
        }

        .card-item .card-meta .read-link:hover {
            color: #FFFFFF;
        }

        /* Filter tags */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 6px 0;
        }

        .filter-bar .filter-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 4px;
            font-weight: 500;
        }

        .filter-tag {
            font-size: 14px;
            color: var(--text-body);
            background-color: transparent;
            border: 1px solid var(--border-color);
            padding: 7px 18px;
            border-radius: 24px;
            cursor: pointer;
            transition: var(--transition-base);
            letter-spacing: 0.3px;
            font-weight: 400;
        }

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

        .filter-tag.active {
            background-color: var(--primary-deep);
            color: #FFFFFF;
            border-color: var(--primary-deep);
            font-weight: 500;
        }

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

        .featured-card {
            background-color: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(34, 197, 94, 0.5);
            transform: translateY(-3px);
        }

        .featured-card .featured-cover {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            background-color: var(--bg-alt);
        }

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

        .featured-card .featured-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--cta-orange);
            background-color: rgba(249, 115, 22, 0.12);
            padding: 3px 12px;
            border-radius: 20px;
            margin-bottom: 8px;
            border: 1px solid rgba(249, 115, 22, 0.28);
        }

        .featured-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .featured-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* Data overview */
        .data-overview-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .data-overview-item {
            background-color: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            padding: 22px 18px;
            text-align: center;
            transition: var(--transition-base);
        }

        .data-overview-item:hover {
            border-color: rgba(34, 197, 94, 0.5);
            box-shadow: var(--shadow-card-hover);
        }

        .data-overview-item .data-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary-green);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 1px;
        }

        .data-overview-item .data-label {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .data-overview-item .data-trend {
            font-size: 12px;
            color: var(--cta-orange);
            margin-top: 6px;
            font-weight: 500;
        }

        /* View more */
        .view-more-section {
            padding: 36px 0 60px;
            text-align: center;
        }

        .view-more-btn {
            display: inline-block;
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 600;
            padding: 13px 40px;
            border-radius: var(--radius-btn);
            letter-spacing: 1px;
            transition: var(--transition-base);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
        }

        .view-more-btn:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
            transform: translateY(-2px);
        }

        .view-more-btn:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-deep);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            color: #A8C9B8;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 28px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            color: #FFFFFF;
        }

        .footer-copyright {
            font-size: 14px;
            color: #8AA69A;
            line-height: 1.6;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

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

        .footer-links li a {
            color: #A8C9B8;
            font-size: 14px;
            transition: var(--transition-base);
        }

        .footer-links li a:hover {
            color: var(--primary-green);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 13px;
            color: #6B8A7C;
        }

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

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

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

        @media (max-width: 768px) {
            .main-nav .container {
                flex-wrap: nowrap;
            }

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

            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--primary-deep);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: var(--shadow-nav);
            }

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

            .nav-menu a {
                width: 100%;
                text-align: left;
                padding: 10px 14px;
            }

            .nav-cta-btn {
                font-size: 13px;
                padding: 7px 16px;
            }

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

            .category-banner .banner-content {
                padding: 30px 24px;
            }

            .category-banner .banner-inner {
                min-height: 220px;
            }

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

            .cards-grid,
            .cards-grid.two-col,
            .featured-grid {
                grid-template-columns: 1fr;
            }

            .section-block {
                padding: 32px 0;
            }

            .section-head h2 {
                font-size: 22px;
            }
        }

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

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

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

            .top-info-bar .update-tip {
                display: none;
            }

            .category-banner {
                padding: 0 16px;
            }

            .category-banner .banner-content {
                padding: 24px 18px;
            }

            .category-banner .banner-inner {
                min-height: 200px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #0B3D2E;
            --primary-green: #22C55E;
            --cta-orange: #F97316;
            --cta-orange-hover: #EA580F;
            --bg-dark: #0F1218;
            --bg-card: #1A2E26;
            --bg-alt: #182418;
            --border-color: #2E4A3E;
            --text-white: #FFFFFF;
            --text-body: #C8D6D0;
            --text-muted: #8AA69A;
            --text-small: #6B8A7C;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 7px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 28px rgba(34, 197, 94, 0.18);
            --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.45);
            --transition-base: all 0.25s cubic-bezier(0.3, 0.1, 0.3, 1);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover {
            text-decoration: none;
            opacity: 0.88;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-green);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: var(--transition-base);
        }

        button:disabled {
            cursor: not-allowed;
            opacity: 0.5;
        }

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

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

        /* Top Info Bar */
        .top-info-bar {
            background-color: var(--primary-deep);
            padding: 8px 0;
            font-size: 13px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .top-info-bar .domain-text {
            font-size: 12px;
            letter-spacing: 0.5px;
            color: #A8C9B8;
        }

        .top-info-bar .status-tip {
            font-size: 12px;
            color: #C7E5D5;
            letter-spacing: 0.3px;
        }

        .top-info-bar .action-links {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .top-info-bar .action-links a {
            color: #C7E5D5;
            font-size: 12px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .top-info-bar .action-links a:hover {
            color: #FFFFFF;
        }

        /* Main Nav */
        .main-nav {
            background-color: var(--primary-deep);
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 9px;
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-menu a {
            color: #D9EAE2;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            letter-spacing: 0.3px;
            position: relative;
            transition: var(--transition-base);
        }

        .nav-menu a:hover {
            background-color: rgba(34, 197, 94, 0.14);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(34, 197, 94, 0.2);
            color: var(--primary-green);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--primary-green);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        .nav-cta-btn:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
            transform: translateY(-1px);
        }

        .nav-cta-btn:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 60;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition-base);
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-deep);
                flex-direction: column;
                padding: 16px;
                gap: 8px;
                box-shadow: var(--shadow-nav);
                border-radius: 0 0 12px 12px;
            }

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

            .nav-menu a {
                width: 100%;
                text-align: center;
                padding: 12px 16px;
            }

            .nav-cta-btn {
                display: none;
            }

            .main-nav .container {
                flex-wrap: nowrap;
            }
        }

        @media (max-width: 520px) {
            .top-info-bar .status-tip {
                display: none;
            }

            .top-info-bar .container {
                justify-content: center;
            }
        }

        /* Page Breadcrumb */
        .breadcrumb-section {
            padding: 28px 0 0;
        }

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

        .breadcrumb-nav a {
            color: var(--text-muted);
            transition: var(--transition-base);
        }

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

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

        .breadcrumb-nav .current {
            color: var(--primary-green);
            font-weight: 500;
        }

        /* Category Header */
        .category-header {
            padding: 32px 0 24px;
            text-align: left;
        }

        .category-header h1 {
            font-size: clamp(32px, 4vw, 44px);
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-header .category-desc {
            font-size: 17px;
            color: var(--text-body);
            max-width: 760px;
            line-height: 1.8;
        }

        /* Category Banner */
        .category-banner {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 240px;
            display: flex;
            align-items: flex-end;
            background-color: var(--bg-card);
            margin-bottom: 40px;
            box-shadow: var(--shadow-card);
        }

        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 1;
            transition: transform 0.6s ease;
        }

        .category-banner:hover .banner-bg {
            transform: scale(1.03);
        }

        .category-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 18, 24, 0.35) 0%, rgba(15, 18, 24, 0.82) 100%);
            z-index: 1;
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 32px;
            width: 100%;
        }

        .category-banner .banner-tag {
            display: inline-block;
            background-color: var(--primary-green);
            color: #052015;
            font-size: 13px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .category-banner .banner-title {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .category-banner .banner-desc {
            font-size: 15px;
            color: #D5E5DD;
            max-width: 560px;
        }

        /* Section Common */
        .section {
            padding: 40px 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-alt);
            border-radius: var(--radius-card);
            margin: 0 0 40px;
        }

        .section-title {
            font-size: clamp(24px, 3vw, 30px);
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 600px;
        }

        .section-header-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        /* Cards Grid */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

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

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

        .card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

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

        .card .card-tag {
            display: inline-block;
            background-color: rgba(34, 197, 94, 0.15);
            color: var(--primary-green);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .card .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 8px;
            line-height: 1.5;
        }

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

        .card .card-meta {
            font-size: 12px;
            color: var(--text-small);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .card .card-link {
            display: inline-block;
            color: var(--primary-green);
            font-size: 14px;
            font-weight: 500;
            margin-top: 12px;
            transition: var(--transition-base);
        }

        .card .card-link:hover {
            text-decoration: underline;
            opacity: 1;
        }

        /* Image Cards */
        .image-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .image-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--primary-green);
            transform: translateY(-3px);
        }

        .image-card .image-wrap {
            position: relative;
            aspect-ratio: 4/3;
            overflow: hidden;
            background-color: var(--bg-alt);
        }

        .image-card .image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .image-card:hover .image-wrap img {
            transform: scale(1.05);
        }

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

        .image-card .image-card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 8px;
            line-height: 1.5;
        }

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

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

        /* Filter Tags */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            padding: 4px 0;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-tag);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            background: transparent;
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
            user-select: none;
        }

        .filter-tag:hover {
            border-color: var(--primary-green);
            color: var(--primary-green);
            background: rgba(34, 197, 94, 0.08);
        }

        .filter-tag.active {
            background-color: var(--primary-deep);
            border-color: var(--primary-green);
            color: var(--primary-green);
            font-weight: 600;
        }

        .filter-tag:focus-visible {
            outline: 2px solid var(--primary-green);
            outline-offset: 2px;
        }

        /* Featured Cards */
        .featured-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        @media (max-width: 768px) {
            .featured-row {
                grid-template-columns: 1fr;
            }
        }

        .featured-card {
            background: linear-gradient(135deg, var(--bg-card) 0%, #0D241D 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--primary-green);
        }

        .featured-card .featured-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary-green);
            line-height: 1;
            flex-shrink: 0;
            min-width: 44px;
        }

        .featured-card .featured-info h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .featured-card .featured-info p {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 8px;
        }

        .featured-card .featured-tag {
            display: inline-block;
            background-color: rgba(249, 115, 22, 0.15);
            color: var(--cta-orange);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
        }

        /* Key Points */
        .key-points-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

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

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

        .key-point-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .key-point-card:hover {
            border-color: var(--primary-green);
            box-shadow: var(--shadow-card-hover);
        }

        .key-point-card .point-icon {
            font-size: 28px;
            margin-bottom: 10px;
            display: block;
        }

        .key-point-card .point-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-green);
            display: block;
            margin-bottom: 4px;
        }

        .key-point-card .point-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .key-point-card .point-desc {
            font-size: 12px;
            color: var(--text-small);
            line-height: 1.6;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-deep) 0%, #0D241D 100%);
            border-radius: var(--radius-card);
            border: 1px solid rgba(34, 197, 94, 0.25);
            padding: 36px 32px;
            text-align: center;
            box-shadow: var(--shadow-card);
            margin-top: 40px;
        }

        .cta-section h2 {
            font-size: clamp(22px, 2.5vw, 28px);
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 15px;
            color: var(--text-body);
            max-width: 560px;
            margin: 0 auto 20px;
            line-height: 1.8;
        }

        .btn-large {
            display: inline-block;
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        .btn-large:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
            transform: translateY(-2px);
            opacity: 1;
        }

        .btn-large:active {
            transform: translateY(0);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--text-white);
            font-size: 14px;
            font-weight: 500;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
        }

        .btn-secondary:hover {
            background: var(--bg-card);
            border-color: var(--primary-green);
            color: var(--primary-green);
            opacity: 1;
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-deep);
            padding: 40px 0 24px;
            margin-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer .container {
            max-width: 1200px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 24px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 8px;
            font-size: 16px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .footer-copyright {
            font-size: 13px;
            color: #A8C9B8;
            margin-bottom: 4px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #A8C9B8;
            font-size: 14px;
            transition: var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--primary-green);
            opacity: 1;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: var(--text-small);
        }

        @media (max-width: 520px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* Responsive adjustments for main content */
        @media (max-width: 768px) {
            .category-banner {
                min-height: 180px;
            }

            .category-banner .banner-content {
                padding: 20px;
            }

            .section {
                padding: 28px 0;
            }

            .section-alt {
                margin-bottom: 28px;
                padding: 24px 16px;
            }
        }

        @media (max-width: 520px) {
            .category-header h1 {
                font-size: 28px;
            }

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

            .filter-bar {
                gap: 6px;
            }

            .filter-tag {
                padding: 5px 12px;
                font-size: 13px;
            }

            .cta-section {
                padding: 24px 16px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-deep: #0B3D2E;
            --primary-green: #22C55E;
            --cta-orange: #F97316;
            --cta-orange-hover: #EA580F;
            --bg-dark: #0F1218;
            --bg-card: #1A2E26;
            --bg-alt: #182418;
            --border-color: #2E4A3E;
            --text-white: #FFFFFF;
            --text-body: #C8D6D0;
            --text-muted: #8AA69A;
            --text-small: #6B8A7C;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 7px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 28px rgba(34, 197, 94, 0.18);
            --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.45);
            --transition-base: all 0.25s cubic-bezier(0.3, 0.1, 0.3, 1);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            text-decoration: none;
            opacity: 0.88;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-green);
            outline-offset: 3px;
            border-radius: 4px;
        }
        button {
            font-family: var(--font-stack);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
            transition: var(--transition-base);
        }
        button:disabled {
            cursor: not-allowed;
            opacity: 0.5;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* Top info bar */
        .top-info-bar {
            background-color: var(--primary-deep);
            min-height: 38px;
            display: flex;
            align-items: center;
            font-size: 13px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 4px;
            padding-bottom: 4px;
        }
        .top-info-bar .domain-text {
            font-size: 12px;
            letter-spacing: 0.5px;
            color: #A8C9B8;
        }
        .top-info-bar .status-hint {
            font-size: 12px;
            color: #C7E5D5;
            letter-spacing: 0.3px;
        }
        .top-info-bar .action-links a {
            color: #C7E5D5;
            font-size: 12px;
            margin-left: 14px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }
        .top-info-bar .action-links a:hover {
            color: #FFFFFF;
        }

        /* Main Nav */
        .main-nav {
            background-color: var(--primary-deep);
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 50;
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
            flex-shrink: 0;
        }
        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 9px;
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #D9EAE2;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            letter-spacing: 0.3px;
            position: relative;
            transition: var(--transition-base);
        }
        .nav-menu a:hover {
            background-color: rgba(34, 197, 94, 0.14);
            color: #FFFFFF;
        }
        .nav-menu a.active {
            background-color: rgba(34, 197, 94, 0.2);
            color: var(--primary-green);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background-color: var(--primary-green);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background-color: var(--cta-orange);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition-base);
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }
        .nav-cta-btn:hover {
            background-color: var(--cta-orange-hover);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
            transform: translateY(-1px);
        }
        .nav-cta-btn:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.3);
        }
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            cursor: pointer;
        }
        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition-base);
        }
        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding-top: 12px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 16px;
                text-align: center;
            }
            .nav-menu a.active::after {
                left: 40%;
                right: 40%;
            }
            .nav-cta-btn {
                display: none;
            }
            .main-nav .container {
                flex-wrap: wrap;
            }
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb-nav a:hover {
            color: var(--primary-green);
        }
        .breadcrumb-nav .separator {
            color: var(--text-small);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--primary-green);
            font-weight: 500;
        }

        /* Section base */
        .section-block {
            padding: 56px 0;
        }
        .section-block.alt-bg {
            background-color: var(--bg-alt);
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 36px 0;
            }
        }

        /* Category header */
        .category-header {
            padding: 40px 0 32px;
            border-bottom: 1px solid var(--border-color);
        }
        .category-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .category-header .category-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 760px;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .category-header h1 {
                font-size: 28px;
            }
            .category-header .category-desc {
                font-size: 15px;
            }
        }

        /* Community banner */
        .community-banner {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 40px;
            min-height: 260px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-card);
        }
        .community-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            z-index: 0;
        }
        .community-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 61, 46, 0.92) 0%, rgba(15, 18, 24, 0.82) 55%, rgba(15, 18, 24, 0.75) 100%);
            z-index: 1;
        }
        .community-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 36px 40px;
            max-width: 680px;
        }
        .community-banner .banner-eyebrow {
            display: inline-block;
            background-color: rgba(34, 197, 94, 0.2);
            color: var(--primary-green);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-tag);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .community-banner h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .community-banner p {
            font-size: 15px;
            color: #D9EAE2;
            line-height: 1.7;
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .community-banner {
                min-height: 200px;
            }
            .community-banner .banner-content {
                padding: 24px 20px;
            }
            .community-banner h2 {
                font-size: 22px;
            }
        }

        /* Discussion list cards */
        .discussion-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .discussion-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .discussion-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--primary-green);
            transform: translateY(-2px);
        }
        .discussion-card .card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .discussion-card .author-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .discussion-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            flex-shrink: 0;
            border: 2px solid var(--border-color);
        }
        .discussion-card .author-name {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
        }
        .discussion-card .post-time {
            font-size: 12px;
            color: var(--text-small);
        }
        .discussion-card .post-tag {
            background-color: rgba(34, 197, 94, 0.15);
            color: var(--primary-green);
            font-size: 12px;
            font-weight: 500;
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.3px;
        }
        .discussion-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .discussion-card .post-excerpt {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .discussion-card .card-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .discussion-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        @media (max-width: 768px) {
            .discussion-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .discussion-card {
                padding: 18px 16px;
            }
            .discussion-card h3 {
                font-size: 16px;
            }
        }

        /* Tag filter */
        .tag-filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-bottom: 32px;
        }
        .tag-filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .tag-filter-bar .tag-btn {
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            padding: 7px 18px;
            border-radius: 24px;
            cursor: pointer;
            transition: var(--transition-base);
            letter-spacing: 0.3px;
        }
        .tag-filter-bar .tag-btn:hover {
            border-color: var(--primary-green);
            color: var(--primary-green);
            background-color: rgba(34, 197, 94, 0.08);
        }
        .tag-filter-bar .tag-btn.active {
            background-color: var(--primary-deep);
            color: #FFFFFF;
            border-color: var(--primary-deep);
            font-weight: 600;
        }

        /* Featured shares */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .featured-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--primary-green);
            transform: translateY(-3px);
        }
        .featured-card .featured-img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }
        .featured-card .featured-body {
            padding: 18px 20px 20px;
        }
        .featured-card .featured-tag {
            display: inline-block;
            background-color: rgba(249, 115, 22, 0.15);
            color: var(--cta-orange);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            margin-bottom: 10px;
        }
        .featured-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .featured-card p {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .featured-card .featured-author {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        @media (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Community stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .stat-card:hover {
            border-color: var(--primary-green);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary-green);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 0.5px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-body);
            font-weight: 500;
        }
        .stat-card .stat-trend {
            font-size: 13px;
            color: var(--primary-green);
            margin-top: 6px;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
        }
        @media (max-width: 480px) {
            .stats-row {
                grid-template-columns: 1fr;
            }
        }

        /* View more button */
        .view-more-wrap {
            text-align: center;
            margin-top: 32px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid var(--border-color);
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: var(--transition-base);
            letter-spacing: 0.5px;
        }
        .btn-secondary:hover {
            background-color: var(--bg-card);
            border-color: var(--primary-green);
            color: var(--primary-green);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(34, 197, 94, 0.15);
        }
        .btn-secondary:active {
            transform: translateY(1px);
        }

        /* Section title */
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 680px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 22px;
            }
            .section-subtitle {
                font-size: 14px;
                margin-bottom: 22px;
            }
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-deep);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--primary-green), #059669);
            border-radius: 8px;
            font-size: 16px;
            font-weight: 800;
            color: #FFFFFF;
        }
        .site-footer .footer-copyright {
            font-size: 13px;
            color: #A8C9B8;
            line-height: 1.6;
        }
        .site-footer .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer .footer-links a {
            color: #A8C9B8;
            font-size: 14px;
            transition: var(--transition-base);
        }
        .site-footer .footer-links a:hover {
            color: var(--primary-green);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            color: var(--text-small);
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 36px 0 20px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }