/* roulang page: index */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

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

        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }

        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }

        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }

        .section-gap {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }
        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }
        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }

        .hero-bg {
            background: linear-gradient(135deg, #0F3D2E 0%, #0A2C21 60%, #061E16 100%);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
        }
        .hero-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 80% 20%, rgba(42, 183, 169, 0.25) 0%, transparent 45%), radial-gradient(circle at 50% 90%, rgba(255, 107, 53, 0.12) 0%, transparent 40%);
            pointer-events: none;
        }

        .kpi-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            transition: all 0.3s ease;
        }
        .kpi-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(42, 183, 169, 0.5);
        }

        .timeline-item {
            position: relative;
            padding-left: 28px;
            padding-bottom: 24px;
            border-left: 2px solid rgba(15, 61, 46, 0.2);
        }
        .timeline-item:last-child {
            border-left-color: transparent;
        }
        .timeline-item::before {
            content: "";
            position: absolute;
            left: -7px;
            top: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-accent);
            border: 2px solid #fff;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.25);
        }

        .news-card {
            display: flex;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            overflow: hidden;
        }
        .news-card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .news-card .news-img {
            width: 180px;
            min-height: 120px;
            object-fit: cover;
            flex-shrink: 0;
        }
        @media (max-width: 640px) {
            .news-card {
                flex-direction: column;
            }
            .news-card .news-img {
                width: 100%;
                height: 160px;
            }
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            padding: 18px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color 0.2s;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .faq-icon {
            transition: transform 0.3s ease;
            color: var(--color-accent);
            font-size: 18px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }

        .form-input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            font-size: 15px;
            color: var(--color-text);
            background: #fff;
            transition: all 0.25s ease;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(42, 183, 169, 0.2);
        }
        .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-muted);
            display: block;
            margin-bottom: 6px;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.75);
            transition: color 0.2s;
        }
        .footer-link:hover {
            color: var(--color-data);
        }

        .mobile-menu {
            display: none;
        }
        @media (max-width: 768px) {
            .desktop-menu {
                display: none !important;
            }
            .mobile-menu {
                display: flex;
            }
            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-title {
                font-size: 22px;
            }
            .section-sub {
                font-size: 15px;
            }
            .container-x {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .video-overlay {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            background: rgba(0, 0, 0, 0.5);
        }
        .video-overlay img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.55;
        }
        .video-play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.9);
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 28px;
            transition: all 0.3s ease;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }
        .video-play-btn:hover {
            background: #fff;
            transform: translate(-50%, -50%) scale(1.08);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
        }
        .video-play-btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 3px;
        }

        .divider-accent {
            height: 4px;
            border-radius: 4px;
            background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-data) 100%);
        }

        .icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

/* roulang page: category3 */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-x {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }
        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }
        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }
        .section-gap {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }
        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }
        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
        }
        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .draw-card {
            background: #fff;
            border-left: 4px solid var(--color-data);
            border-radius: 10px;
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
        }
        .draw-card:hover {
            border-left-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }
        .trend-bar {
            height: 8px;
            border-radius: 4px;
            background: var(--color-data);
            transition: width 0.6s ease;
        }
        .footer-link {
            color: rgba(255,255,255,0.7);
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--color-data);
        }
        @media (max-width: 768px) {
            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-title {
                font-size: 24px;
            }
            .container-x {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-x {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }
        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }
        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
            display: inline-block;
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }
        .section-gap {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }
        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }
        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }
        .badge-gray {
            background: rgba(74, 85, 80, 0.1);
            color: var(--color-muted);
        }
        .badge-red {
            background: rgba(198, 40, 40, 0.1);
            color: #C62828;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-primary);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .separator {
            color: #9BA6A1;
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--color-muted);
            font-weight: 500;
        }
        .banner-strip {
            background: linear-gradient(135deg, #0F3D2E 0%, #0A2C21 70%, #061E16 100%);
            border-radius: 16px;
            position: relative;
            overflow: hidden;
            padding: 48px 32px;
        }
        .banner-strip::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 85% 30%, rgba(42, 183, 169, 0.2) 0%, transparent 50%), radial-gradient(circle at 20% 90%, rgba(255, 107, 53, 0.1) 0%, transparent 40%);
            pointer-events: none;
        }
        .banner-strip-content {
            position: relative;
            z-index: 1;
        }
        .match-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 18px 16px;
            transition: all 0.3s ease;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
        }
        .match-card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .match-league {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            text-transform: uppercase;
            letter-spacing: 0.03em;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .match-teams {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-top: 8px;
            line-height: 1.4;
        }
        .match-time {
            font-size: 13px;
            color: var(--color-muted);
            margin-top: 4px;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .match-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
            font-size: 12px;
            color: var(--color-muted);
        }
        .match-stats span {
            background: var(--color-bg);
            padding: 3px 8px;
            border-radius: 6px;
            white-space: nowrap;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 8px;
            background: #fff;
            border: 1px solid var(--color-border);
            color: var(--color-muted);
            transition: all 0.2s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.04);
        }
        .filter-tag.active-tag {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }
        .filter-tag:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .stat-kpi {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .stat-kpi:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-kpi-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .stat-kpi-label {
            font-size: 13px;
            color: var(--color-muted);
            margin-top: 6px;
        }
        .hot-match-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
        }
        .hot-match-card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .hot-match-img {
            width: 100%;
            height: 140px;
            object-fit: cover;
            background-color: #E8ECEA;
        }
        .hot-match-body {
            padding: 14px 16px;
        }
        .hot-match-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
        }
        .hot-match-meta {
            font-size: 13px;
            color: var(--color-muted);
            margin-top: 6px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cta-band {
            background: linear-gradient(135deg, #0F3D2E 0%, #1A5C47 100%);
            border-radius: 16px;
            padding: 40px 32px;
            position: relative;
            overflow: hidden;
        }
        .cta-band::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 90% 20%, rgba(42, 183, 169, 0.25) 0%, transparent 50%);
            pointer-events: none;
        }
        .cta-band-content {
            position: relative;
            z-index: 1;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
            font-size: 14px;
        }
        .footer-link:hover {
            color: var(--color-data);
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }
            .banner-strip {
                padding: 32px 20px;
            }
            .match-teams {
                font-size: 15px;
            }
            .stat-kpi-number {
                font-size: 26px;
            }
            .container-x {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .hot-match-img {
                height: 110px;
            }
        }
        @media (max-width: 520px) {
            .nav-link {
                padding: 8px 10px;
                font-size: 14px;
            }
            .match-card {
                padding: 14px 12px;
            }
            .filter-tag {
                padding: 6px 12px;
                font-size: 13px;
            }
            .cta-band {
                padding: 28px 20px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-x {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }
        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }
        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }
        .section-gap {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }
        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }
        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }
        .category-hero {
            background: linear-gradient(135deg, #0F3D2E 0%, #0A2C21 60%, #061E16 100%);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            padding: 48px 40px;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 80% 20%, rgba(42, 183, 169, 0.22) 0%, transparent 45%), radial-gradient(circle at 50% 90%, rgba(255, 107, 53, 0.1) 0%, transparent 40%);
            pointer-events: none;
        }
        .breadcrumb-link {
            color: var(--color-muted);
            font-size: 14px;
            transition: color 0.2s ease;
        }
        .breadcrumb-link:hover {
            color: var(--color-primary);
        }
        .breadcrumb-current {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
        }
        .breadcrumb-sep {
            color: var(--color-muted);
            margin: 0 8px;
            font-size: 14px;
        }
        .article-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            overflow: hidden;
        }
        .article-card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .article-card .article-img {
            height: 180px;
            object-fit: cover;
            width: 100%;
        }
        .article-card .article-body {
            padding: 20px;
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--color-border);
            color: var(--color-text);
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .tag-chip:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.05);
        }
        .tag-chip.active-tag {
            border-color: var(--color-primary);
            color: #fff;
            background: var(--color-primary);
        }
        .data-summary-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            padding: 24px;
            transition: all 0.3s ease;
        }
        .data-summary-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(42, 183, 169, 0.4);
        }
        .data-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-data);
            line-height: 1.2;
        }
        .data-number-orange {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--color-data);
        }
        .trend-bar {
            height: 8px;
            border-radius: 999px;
            background: rgba(42, 183, 169, 0.2);
            overflow: hidden;
            position: relative;
        }
        .trend-bar-fill {
            height: 100%;
            border-radius: 999px;
            background: var(--color-data);
            transition: width 0.6s ease;
        }
        .trend-bar-fill-orange {
            height: 100%;
            border-radius: 999px;
            background: var(--color-accent);
            transition: width 0.6s ease;
        }
        .cta-box {
            background: linear-gradient(135deg, #0F3D2E 0%, #1A5C47 100%);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            padding: 48px 40px;
        }
        .cta-box::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 85% 25%, rgba(255, 107, 53, 0.18) 0%, transparent 50%), radial-gradient(circle at 30% 80%, rgba(42, 183, 169, 0.15) 0%, transparent 40%);
            pointer-events: none;
        }
        @media (max-width: 768px) {
            .section-gap {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-title {
                font-size: 24px;
            }
            .category-hero {
                padding: 32px 24px;
            }
            .cta-box {
                padding: 32px 24px;
            }
            .article-card .article-img {
                height: 140px;
            }
            .data-number,
            .data-number-orange {
                font-size: 28px;
            }
            .container-x {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-floating {
                margin-top: 12px;
            }
        }
        @media (max-width: 480px) {
            .section-title {
                font-size: 22px;
            }
            .breadcrumb-link,
            .breadcrumb-current,
            .breadcrumb-sep {
                font-size: 12px;
            }
            .category-hero {
                padding: 24px 16px;
                border-radius: 14px;
            }
            .cta-box {
                padding: 24px 16px;
                border-radius: 14px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

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

        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }

        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }

        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }

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

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }

        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }

        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }

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

        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }

        .section-gap {
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }

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

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }

        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }

        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }

        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }

        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }

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

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

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

        .breadcrumb .separator {
            color: #94a09a;
        }

        .category-h1-banner {
            background: linear-gradient(135deg, #0F3D2E 0%, #0A2C21 60%, #061E16 100%);
            border-radius: 16px;
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }

        .category-h1-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 85% 30%, rgba(42, 183, 169, 0.2) 0%, transparent 45%), radial-gradient(circle at 40% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 40%);
            pointer-events: none;
        }

        .news-card {
            display: flex;
            gap: 20px;
            padding: 20px;
            align-items: flex-start;
        }

        .news-card .news-img {
            width: 220px;
            height: 150px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-card .news-body {
            flex: 1;
        }

        .news-card .news-date {
            font-size: 13px;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .news-card .news-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-text);
            margin-top: 8px;
            line-height: 1.4;
        }

        .news-card .news-summary {
            font-size: 14px;
            color: var(--color-muted);
            margin-top: 10px;
            line-height: 1.7;
        }

        .news-card .read-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 14px;
            transition: all 0.2s ease;
        }

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

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 999px;
            border: 1px solid var(--color-border);
            background: #fff;
            color: var(--color-muted);
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .tag-chip:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.05);
        }

        .hot-news-card {
            display: flex;
            gap: 16px;
            align-items: center;
            padding: 16px;
        }

        .hot-news-card .hot-img {
            width: 90px;
            height: 70px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .hot-news-card .hot-rank {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .hot-news-card .hot-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
        }

        .hot-news-card .hot-date {
            font-size: 12px;
            color: var(--color-muted);
            margin-top: 4px;
        }

        .cta-banner {
            background: linear-gradient(135deg, #0F3D2E 0%, #1A5C47 50%, #0A2C21 100%);
            border-radius: 16px;
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(42, 183, 169, 0.15);
            pointer-events: none;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }

        .footer-link:hover {
            color: var(--color-data);
        }

        @media (max-width: 768px) {
            .news-card {
                flex-direction: column;
                padding: 16px;
            }

            .news-card .news-img {
                width: 100%;
                height: 180px;
            }

            .category-h1-banner {
                padding: 32px 20px;
            }

            .cta-banner {
                padding: 32px 20px;
                flex-direction: column;
                text-align: center;
            }

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

            .hot-news-card {
                padding: 12px;
            }

            .hot-news-card .hot-img {
                width: 70px;
                height: 55px;
            }
        }

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

            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }

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

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

/* roulang page: category5 */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-x {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }
        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }
        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }
        .section-gap {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }
        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }
        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }
        .page-hero {
            background: linear-gradient(135deg, #0F3D2E 0%, #0A2C21 60%, #061E16 100%);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            padding: 48px 40px;
        }
        .page-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 80% 20%, rgba(42, 183, 169, 0.25) 0%, transparent 45%), radial-gradient(circle at 50% 90%, rgba(255, 107, 53, 0.12) 0%, transparent 40%);
            pointer-events: none;
        }
        .breadcrumb-link {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }
        .breadcrumb-link:hover {
            color: var(--color-data);
        }
        .rule-list-card {
            display: flex;
            flex-direction: column;
            padding: 24px;
            border-radius: var(--radius-card);
            background: #fff;
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }
        .rule-list-card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .rule-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 6px;
            background: rgba(15, 61, 46, 0.08);
            color: var(--color-primary);
            white-space: nowrap;
        }
        .rule-tag:hover {
            background: rgba(15, 61, 46, 0.16);
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 12px;
            background: #fff;
            transition: all 0.2s ease;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-item:hover {
            border-color: var(--color-data);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            color: var(--color-text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 15px;
            transition: color 0.2s ease;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: -2px;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.25s ease;
            padding: 0 20px;
            color: var(--color-muted);
            font-size: 14px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-icon {
            transition: transform 0.3s ease;
            font-size: 16px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .cta-band {
            background: linear-gradient(135deg, #0F3D2E 0%, #1A5C47 50%, #0F3D2E 100%);
            border-radius: 20px;
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-band::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 20% 30%, rgba(42, 183, 169, 0.18) 0%, transparent 40%), radial-gradient(circle at 90% 70%, rgba(255, 107, 53, 0.15) 0%, transparent 40%);
            pointer-events: none;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--color-data);
        }
        .footer-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .rule-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(15, 61, 46, 0.08);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 32px 20px;
                border-radius: 16px;
            }
            .cta-band {
                padding: 32px 20px;
                border-radius: 16px;
            }
            .section-title {
                font-size: 23px;
            }
            .section-gap {
                padding-top: 56px;
                padding-bottom: 56px;
            }
        }
        @media (max-width: 520px) {
            .page-hero {
                padding: 24px 16px;
            }
            .cta-band {
                padding: 24px 16px;
            }
            .rule-list-card {
                padding: 16px;
            }
            .section-title {
                font-size: 21px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0F3D2E;
            --color-primary-soft: #1A5C47;
            --color-accent: #FF6B35;
            --color-accent-hover: #E55A2B;
            --color-data: #2AB7A9;
            --color-bg: #F5F7F6;
            --color-text: #1A1D1C;
            --color-muted: #4A5550;
            --color-border: #E0E5E2;
            --radius-card: 14px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-x {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .nav-floating {
            position: relative;
            margin-top: 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid var(--color-border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
            z-index: 50;
        }
        .nav-floating.sticky-active {
            position: sticky;
            top: 12px;
            margin-top: 12px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.14);
            border-color: rgba(15, 61, 46, 0.25);
        }
        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-muted);
            border-radius: 8px;
            transition: all 0.22s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(15, 61, 46, 0.06);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-link:focus-visible {
            outline: 2px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-data);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: rgba(15, 61, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }
        .section-gap {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-green {
            background: rgba(15, 61, 46, 0.1);
            color: var(--color-primary);
        }
        .badge-orange {
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-accent);
        }
        .badge-cyan {
            background: rgba(42, 183, 169, 0.12);
            color: #1a8f82;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 720px;
        }
        .hero-bg {
            background: linear-gradient(135deg, #0F3D2E 0%, #0A2C21 60%, #061E16 100%);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
        }
        .hero-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 80% 20%, rgba(42, 183, 169, 0.25) 0%, transparent 45%),
                radial-gradient(circle at 50% 90%, rgba(255, 107, 53, 0.12) 0%, transparent 40%);
            pointer-events: none;
        }
        .kpi-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            transition: all 0.3s ease;
        }
        .kpi-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(42, 183, 169, 0.4);
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--color-data);
        }
        .breadcrumb-link {
            color: var(--color-muted);
            font-size: 14px;
            transition: color 0.2s ease;
        }
        .breadcrumb-link:hover {
            color: var(--color-primary);
        }
        .trend-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            overflow: hidden;
            position: relative;
        }
        .trend-card:hover {
            border-color: var(--color-data);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .trend-svg {
            width: 100%;
            height: 48px;
            overflow: visible;
        }
        .trend-line {
            fill: none;
            stroke-width: 2.5;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .trend-line.up {
            stroke: #2E7D32;
        }
        .trend-line.down {
            stroke: #C62828;
        }
        .trend-line.flat {
            stroke: var(--color-data);
        }
        .trend-dot {
            fill: #fff;
            stroke-width: 2;
        }
        .trend-dot.up {
            stroke: #2E7D32;
        }
        .trend-dot.down {
            stroke: #C62828;
        }
        .trend-dot.flat {
            stroke: var(--color-data);
        }
        .chart-interpretation {
            background: #fff;
            border-left: 4px solid var(--color-data);
            border-radius: 8px;
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
        }
        .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-data);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 14px;
            color: var(--color-muted);
            margin-top: 4px;
        }
        .mobile-menu-btn {
            display: none;
        }
        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
            .desktop-menu {
                display: none;
            }
            .section-gap {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-title {
                font-size: 22px;
            }
            .section-sub {
                font-size: 15px;
            }
            .container-x {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-floating {
                margin-top: 12px;
                border-radius: 12px;
            }
            .hero-bg {
                border-radius: 16px;
            }
            .stat-number {
                font-size: 26px;
            }
        }
        @media (max-width: 520px) {
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .card {
                border-radius: 10px;
            }
            .trend-card {
                border-radius: 10px;
            }
        }