/* roulang page: index */
:root {
            --primary-dark: #0B0F14;
            --primary-darker: #0A0E12;
            --secondary-dark: #10161D;
            --card-bg: #161D26;
            --card-border: rgba(255, 255, 255, 0.06);
            --neon-cyan: #2DE2C0;
            --neon-amber: #FFA63E;
            --text-white: #F5F7FA;
            --text-muted: #9AA7B8;
            --text-weak: #6B7684;
            --input-border: #2A3645;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 16px rgba(45, 226, 192, 0.25);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }

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

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

        body {
            font-family: var(--font-body);
            background: var(--primary-dark);
            color: var(--text-white);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--neon-cyan);
            text-decoration: none;
            transition: color 0.25s ease, text-shadow 0.25s ease;
        }

        a:hover {
            color: #5eead4;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.35;
            margin-top: 0;
        }

        h1 {
            font-size: clamp(28px, 4vw, 40px);
            letter-spacing: 0.5px;
            line-height: 1.3;
            color: var(--text-white);
            text-shadow: 0 2px 16px rgba(0, 0, 0, 0.65);
        }

        h2 {
            font-size: clamp(24px, 3vw, 32px);
            line-height: 1.35;
            color: var(--text-white);
        }

        h3 {
            font-size: clamp(18px, 2.2vw, 24px);
            font-weight: 600;
            line-height: 1.4;
            color: var(--text-white);
        }

        p {
            margin-bottom: 1rem;
            color: var(--text-muted);
            line-height: 1.85;
        }

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

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

        /* ========== Header / Navigation ========== */
        .site-header {
            background: var(--primary-darker);
            border-bottom: 1px solid rgba(45, 226, 192, 0.35);
            height: 64px;
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
        }

        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-white) !important;
            letter-spacing: 0.4px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.25s ease;
        }

        .navbar-brand:hover {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 10px rgba(45, 226, 192, 0.7);
        }

        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--neon-cyan), #1a9e87);
            border-radius: 8px;
            color: var(--primary-dark);
            font-size: 1.1rem;
            font-weight: 800;
        }

        .site-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .site-nav .nav-link {
            color: var(--text-white) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            position: relative;
            transition: color 0.25s ease, text-shadow 0.25s ease, background 0.25s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .site-nav .nav-link:hover {
            color: var(--neon-cyan) !important;
            background: rgba(45, 226, 192, 0.08);
        }

        .site-nav .nav-link.active {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.8);
            font-weight: 600;
        }

        .site-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.7);
        }

        .btn-nav-cta {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .btn-nav-cta:hover {
            background: #ffb85c;
            box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }

        .navbar-toggler {
            border: 1px solid rgba(45, 226, 192, 0.4);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: transparent;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.25);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232DE2C0' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--primary-darker);
                border-top: 2px solid var(--neon-cyan);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                padding: 16px;
                margin-top: 8px;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                z-index: 1040;
            }

            .site-nav {
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
            }

            .site-nav .nav-link {
                width: 100%;
                padding: 10px 16px !important;
            }

            .site-nav .nav-link.active::after {
                left: 8px;
                right: auto;
                width: 4px;
                height: 100%;
                bottom: 0;
                top: 0;
                border-radius: 2px;
            }

            .btn-nav-cta {
                margin-top: 10px;
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 576px) {
            .site-header {
                height: 56px;
            }

            .navbar-brand {
                font-size: 1.05rem;
            }

            .navbar-collapse {
                top: 56px;
            }
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            min-height: 80vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            background-color: var(--primary-dark);
            overflow: hidden;
            padding: 40px 0 60px;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 18, 0.7) 0%, rgba(11, 15, 20, 0.8) 35%, rgba(11, 15, 20, 0.92) 70%, rgba(11, 15, 20, 0.98) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 80% 20%, rgba(45, 226, 192, 0.12) 0%, transparent 50%), radial-gradient(ellipse at 20% 80%, rgba(255, 166, 62, 0.08) 0%, transparent 40%);
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-brand-strip {
            background: rgba(22, 29, 38, 0.85);
            border: 1px solid rgba(45, 226, 192, 0.25);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-bottom: 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.5);
        }

        .hero-brand-strip .brand-label {
            font-size: 1rem;
            font-weight: 600;
            color: var(--neon-cyan);
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .hero-series-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .hero-series-nav .series-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.06);
            padding: 8px 16px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.3s ease;
            letter-spacing: 0.3px;
        }

        .hero-series-nav .series-link:hover {
            background: rgba(45, 226, 192, 0.15);
            border-color: rgba(45, 226, 192, 0.4);
            color: var(--neon-cyan);
            transform: translateY(-1px);
        }

        .hero-series-nav .series-link i {
            font-size: 0.8rem;
            opacity: 0.7;
        }

        .hero-title {
            margin-bottom: 20px;
            font-size: clamp(32px, 4.5vw, 46px);
            letter-spacing: 0.5px;
            color: var(--text-white);
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.7);
        }

        .hero-subtitle {
            font-size: clamp(1rem, 1.6vw, 1.18rem);
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 28px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }

        .btn-hero-primary {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.35s ease, transform 0.25s ease, background 0.3s ease;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 16px rgba(45, 226, 192, 0.3);
        }

        .btn-hero-primary:hover {
            background: #3ee8cd;
            box-shadow: 0 0 24px rgba(45, 226, 192, 0.6), 0 8px 24px rgba(0, 0, 0, 0.4);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }

        .btn-hero-secondary {
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: border-color 0.3s ease, color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
            letter-spacing: 0.5px;
        }

        .btn-hero-secondary:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            background: rgba(45, 226, 192, 0.08);
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.25);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
        }

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

        .hero-stat-number {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--neon-cyan);
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .hero-stat-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            letter-spacing: 0.3px;
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 72vh;
                padding: 32px 0 44px;
            }

            .hero-brand-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat-number {
                font-size: 1.3rem;
            }
        }

        /* ========== Section Common ========== */
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--neon-cyan);
            margin-bottom: 12px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
        }

        .section-heading {
            margin-bottom: 16px;
            color: var(--text-white);
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1.02rem;
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 36px;
        }

        /* ========== 卖点三连 (不对称栅格) ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 24px;
        }

        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.35s ease, border-color 0.35s ease, transform 0.35s ease;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(45, 226, 192, 0.3);
            transform: translateY(-2px);
        }

        .feature-card.feature-large {
            grid-row: span 2;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(45, 226, 192, 0.12);
            color: var(--neon-cyan);
            font-size: 1.3rem;
            margin-bottom: 16px;
            border: 1px solid rgba(45, 226, 192, 0.2);
        }

        .feature-card h3 {
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 0;
        }

        .feature-highlight {
            font-size: 1.1rem;
            color: var(--neon-cyan) !important;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }

            .feature-card.feature-large {
                grid-row: auto;
            }
        }

        /* ========== 场景演示 ========== */
        .scene-demo {
            background: var(--secondary-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--card-border);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .scene-media {
            position: relative;
            min-height: 320px;
            background: url('/assets/images/coverpic/cover-2.webp') center center / cover no-repeat;
            background-color: var(--card-bg);
            display: flex;
            align-items: flex-end;
            overflow: hidden;
        }

        .scene-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 15, 20, 0.85) 100%);
        }

        .scene-media-content {
            position: relative;
            z-index: 2;
            padding: 24px 28px;
        }

        .scene-media-content .scene-tag {
            display: inline-block;
            background: rgba(255, 166, 62, 0.2);
            border: 1px solid rgba(255, 166, 62, 0.4);
            color: var(--neon-amber);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .scene-media-content h4 {
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .scene-media-content p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        .scene-steps {
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .scene-step {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .step-indicator {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(45, 226, 192, 0.12);
            border: 1px solid rgba(45, 226, 192, 0.3);
            color: var(--neon-cyan);
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .step-content h4 {
            font-size: 1.05rem;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .step-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .scene-media {
                min-height: 220px;
            }
            .scene-steps {
                padding: 20px;
            }
        }

        /* ========== 社会认同 / 数据指标 ========== */
        .social-proof {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 32px;
            align-items: start;
        }

        .proof-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .proof-stat-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .proof-stat-card:hover {
            border-color: rgba(45, 226, 192, 0.3);
            box-shadow: var(--shadow-card-hover);
        }

        .proof-stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--neon-amber);
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .proof-stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .proof-reviews {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .review-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-card);
        }

        .review-card.review-offset {
            margin-left: 24px;
        }

        .review-text {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 10px;
            font-style: italic;
        }

        .review-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .review-meta .review-rating {
            color: var(--neon-amber);
            letter-spacing: 2px;
        }

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

            .review-card.review-offset {
                margin-left: 0;
            }
        }

        /* ========== 品牌故事 ========== */
        .brand-story {
            background: var(--secondary-dark);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .brand-story::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--neon-cyan), transparent);
        }

        .brand-story-text {
            font-size: 1.02rem;
            line-height: 1.9;
            color: var(--text-muted);
            max-width: 900px;
        }

        .brand-story-text strong {
            color: var(--text-white);
            font-weight: 600;
        }

        .brand-story-quote {
            font-size: 1.15rem;
            color: var(--neon-cyan);
            font-weight: 600;
            border-left: 3px solid var(--neon-cyan);
            padding-left: 16px;
            margin: 20px 0;
            line-height: 1.7;
        }

        @media (max-width: 576px) {
            .brand-story {
                padding: 24px 20px;
            }
        }

        /* ========== 新闻中心 ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 28px;
        }

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

        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background 0.3s ease;
        }

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

        .news-item:hover {
            background: rgba(45, 226, 192, 0.04);
        }

        .news-date {
            flex-shrink: 0;
            width: 60px;
            font-size: 0.8rem;
            color: var(--neon-amber);
            font-weight: 600;
            letter-spacing: 0.5px;
            padding-top: 3px;
        }

        .news-content {
            flex: 1;
        }

        .news-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 5px;
            line-height: 1.4;
            transition: color 0.25s ease;
        }

        .news-item:hover .news-title {
            color: var(--neon-cyan);
        }

        .news-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 6px;
        }

        .news-more {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--neon-cyan);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.25s ease, color 0.25s ease;
        }

        .news-more:hover {
            color: #5eead4;
            gap: 8px;
        }

        .news-side {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            height: fit-content;
        }

        .news-side h4 {
            font-size: 1.05rem;
            color: var(--text-white);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(45, 226, 192, 0.3);
        }

        .news-side-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-side-list li a {
            display: flex;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            transition: color 0.25s ease;
        }

        .news-side-list li a:hover {
            color: var(--neon-cyan);
        }

        .news-side-list li .side-rank {
            font-weight: 700;
            color: var(--neon-amber);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

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

        /* ========== 深度内容区 ========== */
        .deep-content {
            background: var(--secondary-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--card-border);
            padding: 32px 36px;
            box-shadow: var(--shadow-card);
        }

        .deep-content h2 {
            margin-bottom: 12px;
        }

        .deep-content .section-desc {
            max-width: 100%;
            font-size: 0.95rem;
        }

        .deep-content-body {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
            margin-top: 12px;
        }

        .deep-content-text p {
            font-size: 0.95rem;
            line-height: 1.85;
        }

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

        .deep-content-list li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            padding: 10px 14px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--neon-cyan);
        }

        .deep-content-list li strong {
            color: var(--text-white);
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .deep-content {
                padding: 24px 18px;
            }

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

        /* ========== 数据表格 ========== */
        .data-table-wrapper {
            overflow-x: auto;
            margin-top: 16px;
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .data-table thead {
            background: var(--card-bg);
        }

        .data-table thead th {
            padding: 14px 16px;
            text-align: left;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
            color: var(--neon-cyan) !important;
            border-bottom: 2px solid rgba(45, 226, 192, 0.3);
            white-space: nowrap;
        }

        .data-table tbody td {
            padding: 12px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
        }

        .data-table tbody tr:hover {
            background: rgba(45, 226, 192, 0.05);
        }

        .data-table .team-name {
            color: var(--text-white);
            font-weight: 500;
        }

        .data-table .data-highlight {
            color: var(--neon-cyan);
            font-weight: 600;
        }

        .data-table .data-amber {
            color: var(--neon-amber);
            font-weight: 600;
        }

        @media (max-width: 576px) {
            .data-table {
                font-size: 0.82rem;
            }

            .data-table thead th,
            .data-table tbody td {
                padding: 10px 12px;
            }
        }

        /* ========== 热门专题 ========== */
        .topics-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 24px;
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: all 0.3s ease;
            font-weight: 500;
        }

        .topic-tag:hover {
            background: rgba(45, 226, 192, 0.12);
            border-color: rgba(45, 226, 192, 0.4);
            color: var(--neon-cyan);
            transform: translateY(-1px);
        }

        .topic-tag .topic-count {
            font-size: 0.75rem;
            color: var(--neon-amber);
            font-weight: 600;
            opacity: 0.8;
        }

        /* ========== 里程碑 ========== */
        .milestone-track {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            position: relative;
            padding: 20px 0;
        }

        .milestone-track::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 40px;
            right: 40px;
            height: 2px;
            background: rgba(45, 226, 192, 0.25);
            z-index: 0;
            transform: translateY(-50%);
        }

        .milestone-item {
            flex: 1;
            min-width: 160px;
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 0 8px;
        }

        .milestone-dot {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--card-bg);
            border: 2px solid var(--neon-cyan);
            color: var(--neon-cyan);
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 12px;
            box-shadow: 0 0 14px rgba(45, 226, 192, 0.35);
        }

        .milestone-item h4 {
            font-size: 0.95rem;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .milestone-item p {
            font-size: 0.82rem;
            color: var(--text-weak);
            margin-bottom: 0;
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .milestone-track::before {
                display: none;
            }

            .milestone-item {
                min-width: 120px;
                flex: 0 0 calc(50% - 8px);
                margin-bottom: 16px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 8px;
            overflow: hidden;
        }

        .faq-list .accordion-button {
            background: var(--card-bg);
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.98rem;
            padding: 18px 22px;
            border: none;
            border-radius: var(--radius-md) !important;
            transition: background 0.3s ease, color 0.3s ease;
        }

        .faq-list .accordion-button:not(.collapsed) {
            background: rgba(45, 226, 192, 0.1);
            color: var(--neon-cyan);
            box-shadow: none;
        }

        .faq-list .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.2);
            border: none;
        }

        .faq-list .accordion-button::after {
            filter: brightness(0) invert(1);
        }

        .faq-list .accordion-button:not(.collapsed)::after {
            filter: brightness(0) saturate(100%) invert(80%) sepia(56%) saturate(600%) hue-rotate(115deg);
        }

        .faq-list .accordion-body {
            background: var(--card-bg);
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.75;
            padding: 16px 22px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary-darker);
            border-top: 1px solid rgba(45, 226, 192, 0.25);
            padding: 48px 0 32px;
            color: var(--text-muted);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 30px;
        }

        .footer-brand h3 {
            color: var(--text-white);
            font-size: 1.2rem;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-weak);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 1px;
            text-transform: uppercase;
            font-weight: 600;
        }

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

        .footer-links a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

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

        .footer-beian a {
            color: var(--text-weak);
            font-size: 0.82rem;
            transition: color 0.25s ease;
        }

        .footer-beian a:hover {
            color: var(--neon-cyan);
        }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary-darker);
            border-top: 2px solid var(--neon-cyan);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
            z-index: 1060;
            height: 56px;
            display: flex;
            align-items: center;
            padding: 0 20px;
        }

        .sticky-cta-bar .cta-text {
            font-size: 0.92rem;
            color: var(--text-white);
            font-weight: 500;
            flex: 1;
            letter-spacing: 0.3px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .sticky-cta-bar .cta-extra {
            font-size: 0.82rem;
            color: var(--text-weak);
            margin-right: 16px;
            white-space: nowrap;
        }

        .btn-sticky-cta {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.88rem;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, background 0.3s ease, transform 0.2s ease;
            white-space: nowrap;
        }

        .btn-sticky-cta:hover {
            background: #3ee8cd;
            box-shadow: 0 0 16px rgba(45, 226, 192, 0.6);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }

        @media (max-width: 576px) {
            .sticky-cta-bar {
                height: 48px;
                padding: 0 12px;
            }

            .sticky-cta-bar .cta-extra {
                display: none;
            }

            .sticky-cta-bar .cta-text {
                font-size: 0.82rem;
            }

            .btn-sticky-cta {
                font-size: 0.8rem;
                padding: 6px 14px;
            }
        }

        body {
            padding-bottom: 56px;
        }

        @media (max-width: 576px) {
            body {
                padding-bottom: 48px;
            }
        }

        /* ========== 响应式通用 ========== */
        @media (max-width: 1024px) {
            .section-gap {
                padding: 56px 0;
            }
        }

        @media (max-width: 520px) {
            .section-gap {
                padding: 40px 0;
            }

            .hero-cta-group .btn {
                width: 100%;
                text-align: center;
            }
        }

        /* ========== 图片占位 ========== */
        .img-placeholder {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            min-height: 180px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-weak);
            font-size: 0.9rem;
            gap: 8px;
        }

        /* ========== 工具类 ========== */
        .bg-dark-panel {
            background: var(--secondary-dark);
        }

        .text-neon {
            color: var(--neon-cyan) !important;
        }

        .text-amber {
            color: var(--neon-amber) !important;
        }

        .border-neon {
            border-color: rgba(45, 226, 192, 0.3) !important;
        }

        .fw-600 {
            font-weight: 600;
        }

/* roulang page: category1 */
:root {
      --primary-dark: #0B0F14;
      --primary-darker: #0A0E12;
      --secondary-dark: #10161D;
      --card-bg: #161D26;
      --card-border: rgba(255, 255, 255, 0.06);
      --neon-cyan: #2DE2C0;
      --neon-amber: #FFA63E;
      --text-white: #F5F7FA;
      --text-muted: #9AA7B8;
      --text-weak: #6B7684;
      --input-border: #2A3645;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 12px;
      --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
      --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 16px rgba(45, 226, 192, 0.25);
      --spacing-section: 80px;
      --spacing-section-mobile: 48px;
      --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
    }
    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }
    body {
      font-family: var(--font-body);
      background: var(--primary-dark);
      color: var(--text-white);
      line-height: 1.75;
      font-size: 16px;
      min-height: 100vh;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    a {
      color: var(--neon-cyan);
      text-decoration: none;
      transition: color 0.25s ease, text-shadow 0.25s ease;
    }
    a:hover {
      color: #5eead4;
      text-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible {
      outline: 2px solid var(--neon-cyan);
      outline-offset: 3px;
      border-radius: 2px;
    }
    .container {
      max-width: 1200px;
      padding-left: 24px;
      padding-right: 24px;
    }
    .section-gap {
      padding: var(--spacing-section) 0;
    }
    /* ========== Header / Navigation ========== */
    .site-header {
      background: var(--primary-darker);
      border-bottom: 1px solid rgba(45, 226, 192, 0.35);
      height: 64px;
      position: sticky;
      top: 0;
      z-index: 1050;
      display: flex;
      align-items: center;
      transition: background 0.3s ease, box-shadow 0.3s ease;
    }
    .site-header.scrolled {
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
    }
    .navbar-brand {
      font-family: var(--font-heading);
      font-weight: 700;
      font-size: 1.25rem;
      color: var(--text-white) !important;
      letter-spacing: 0.4px;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: color 0.25s ease;
    }
    .navbar-brand:hover {
      color: var(--neon-cyan) !important;
      text-shadow: 0 0 10px rgba(45, 226, 192, 0.7);
    }
    .navbar-brand .brand-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      background: linear-gradient(135deg, var(--neon-cyan), #1a9e87);
      border-radius: 8px;
      color: var(--primary-dark);
      font-size: 1.1rem;
      font-weight: 800;
    }
    .site-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      flex-wrap: wrap;
    }
    .site-nav .nav-link {
      color: var(--text-white) !important;
      font-size: 0.95rem;
      font-weight: 500;
      padding: 8px 16px !important;
      border-radius: var(--radius-sm);
      position: relative;
      transition: color 0.25s ease, text-shadow 0.25s ease, background 0.25s ease;
      letter-spacing: 0.3px;
      white-space: nowrap;
    }
    .site-nav .nav-link:hover {
      color: var(--neon-cyan) !important;
      background: rgba(45, 226, 192, 0.08);
    }
    .site-nav .nav-link.active {
      color: var(--neon-cyan) !important;
      text-shadow: 0 0 8px rgba(45, 226, 192, 0.8);
      font-weight: 600;
    }
    .site-nav .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 2px;
      left: 16px;
      right: 16px;
      height: 3px;
      background: var(--neon-cyan);
      border-radius: 2px;
      box-shadow: 0 0 12px rgba(45, 226, 192, 0.7);
    }
    .btn-nav-cta {
      background: var(--neon-amber);
      color: var(--primary-dark);
      font-weight: 700;
      font-size: 0.9rem;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      border: none;
      transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
      letter-spacing: 0.5px;
      white-space: nowrap;
    }
    .btn-nav-cta:hover {
      background: #ffb85c;
      box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
      transform: translateY(-1px);
      color: var(--primary-dark);
    }
    .navbar-toggler {
      border: 1px solid rgba(45, 226, 192, 0.4);
      padding: 6px 10px;
      border-radius: var(--radius-sm);
      background: transparent;
    }
    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.25);
      outline: none;
    }
    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232DE2C0' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    /* ========== Buttons ========== */
    .btn-primary-neon {
      background: var(--neon-cyan);
      color: var(--primary-dark);
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      padding: 12px 28px;
      transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
      letter-spacing: 0.5px;
    }
    .btn-primary-neon:hover,
    .btn-primary-neon:focus {
      background: #4febd0;
      color: var(--primary-dark);
      box-shadow: 0 0 16px rgba(45, 226, 192, 0.6);
      transform: translateY(-2px);
    }
    .btn-outline-cyan {
      background: transparent;
      color: var(--text-white);
      border: 1px solid rgba(45, 226, 192, 0.5);
      border-radius: var(--radius-sm);
      padding: 10px 24px;
      font-weight: 600;
      transition: all 0.3s ease;
    }
    .btn-outline-cyan:hover {
      border-color: var(--neon-cyan);
      color: var(--neon-cyan);
      background: rgba(45, 226, 192, 0.08);
      box-shadow: 0 0 12px rgba(45, 226, 192, 0.3);
    }
    .btn-amber {
      background: var(--neon-amber);
      color: var(--primary-dark);
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      padding: 12px 28px;
      transition: all 0.3s ease;
      letter-spacing: 0.5px;
    }
    .btn-amber:hover {
      background: #ffb85c;
      box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
      transform: translateY(-2px);
      color: var(--primary-dark);
    }
    /* ========== Cards ========== */
    .card-dark {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    }
    .card-dark:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card-hover);
      border-color: rgba(45, 226, 192, 0.45);
    }
    .badge-neon {
      background: rgba(45, 226, 192, 0.15);
      color: var(--neon-cyan);
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 30px;
      font-size: 0.8rem;
      border: 1px solid rgba(45, 226, 192, 0.3);
    }
    .badge-amber {
      background: rgba(255, 166, 62, 0.15);
      color: var(--neon-amber);
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 30px;
      font-size: 0.8rem;
      border: 1px solid rgba(255, 166, 62, 0.3);
    }
    /* ========== Hero ========== */
    .page-hero {
      position: relative;
      min-height: 52vh;
      display: flex;
      align-items: center;
      background-size: cover;
      background-position: center;
      background-color: var(--primary-dark);
      isolation: isolate;
    }
    .page-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 15, 20, 0.7) 0%, rgba(11, 15, 20, 0.85) 45%, var(--primary-dark) 100%);
      z-index: -1;
    }
    .hero-content {
      padding: 80px 0 60px;
      max-width: 720px;
    }
    .breadcrumb-dark {
      --bs-breadcrumb-divider-color: var(--text-muted);
      --bs-breadcrumb-item-active-color: var(--neon-cyan);
      margin-bottom: 16px;
    }
    .breadcrumb-dark .breadcrumb-item a {
      color: var(--text-muted);
    }
    .breadcrumb-dark .breadcrumb-item a:hover {
      color: var(--neon-cyan);
    }
    h1, h2, h3, h4, h5, h6 {
      font-family: var(--font-heading);
      color: var(--text-white);
    }
    .display-4 {
      font-size: 2.8rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      line-height: 1.3;
    }
    @media (max-width: 768px) {
      .display-4 {
        font-size: 2rem;
      }
    }
    /* ========== News Layout ========== */
    .news-sidebar {
      position: sticky;
      top: 88px;
    }
    .filter-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .filter-list li {
      margin-bottom: 8px;
    }
    .filter-list .filter-btn {
      display: block;
      width: 100%;
      background: transparent;
      border: 1px solid var(--card-border);
      color: var(--text-muted);
      padding: 10px 16px;
      border-radius: var(--radius-sm);
      text-align: left;
      font-size: 0.95rem;
      font-weight: 500;
      transition: all 0.25s ease;
      cursor: pointer;
    }
    .filter-list .filter-btn:hover,
    .filter-list .filter-btn.active {
      background: rgba(45, 226, 192, 0.1);
      border-color: var(--neon-cyan);
      color: var(--neon-cyan);
      box-shadow: 0 0 10px rgba(45, 226, 192, 0.2);
    }
    .news-item {
      display: flex;
      gap: 24px;
      padding: 24px;
      border-bottom: 1px solid var(--card-border);
      transition: background 0.25s ease;
      align-items: flex-start;
    }
    .news-item:hover {
      background: rgba(255, 255, 255, 0.02);
    }
    .news-item .news-img {
      flex: 0 0 180px;
      height: 120px;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--secondary-dark);
    }
    .news-item .news-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .news-item:hover .news-img img {
      transform: scale(1.05);
    }
    .news-item .news-body {
      flex: 1;
    }
    .news-date {
      color: var(--neon-amber);
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .news-title {
      font-size: 1.3rem;
      font-weight: 700;
      margin: 8px 0;
      line-height: 1.4;
    }
    .news-title a {
      color: var(--text-white);
    }
    .news-title a:hover {
      color: var(--neon-cyan);
      text-shadow: 0 0 8px rgba(45, 226, 192, 0.4);
    }
    .news-excerpt {
      color: var(--text-muted);
      font-size: 0.95rem;
      margin-bottom: 12px;
      line-height: 1.7;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .read-more {
      font-size: 0.9rem;
      color: var(--neon-cyan);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: gap 0.3s ease;
    }
    .read-more:hover {
      gap: 10px;
      color: #5eead4;
    }
    @media (max-width: 768px) {
      .news-item {
        flex-direction: column;
        gap: 12px;
      }
      .news-item .news-img {
        flex: 0 0 auto;
        width: 100%;
        height: 180px;
      }
      .news-sidebar {
        position: static;
        margin-bottom: 24px;
      }
    }
    /* ========== FAQ ========== */
    .accordion-item {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md) !important;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-button {
      background: transparent;
      color: var(--text-white);
      font-weight: 600;
      padding: 18px 24px;
      font-size: 1rem;
      border: none;
      box-shadow: none;
      transition: all 0.3s ease;
    }
    .accordion-button:not(.collapsed) {
      background: rgba(45, 226, 192, 0.08);
      color: var(--neon-cyan);
      box-shadow: none;
    }
    .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.25);
      border-color: var(--neon-cyan);
    }
    .accordion-button::after {
      filter: invert(80%) sepia(50%) saturate(200%) hue-rotate(120deg);
    }
    .accordion-body {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.8;
      padding: 0 24px 18px;
    }
    /* ========== CTA ========== */
    .cta-panel {
      background: linear-gradient(135deg, #0F1A22 0%, #121B26 100%);
      border: 1px solid rgba(45, 226, 192, 0.3);
      border-radius: var(--radius-lg);
      padding: 48px 32px;
      position: relative;
      overflow: hidden;
    }
    .cta-panel::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -20%;
      width: 300px;
      height: 300px;
      background: radial-gradient(circle, rgba(45, 226, 192, 0.2) 0%, transparent 70%);
      pointer-events: none;
    }
    .cta-panel h3 {
      font-size: 1.8rem;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .cta-panel p {
      color: var(--text-muted);
      font-size: 1.05rem;
      max-width: 600px;
    }
    /* ========== Footer ========== */
    .site-footer {
      background: var(--primary-darker);
      border-top: 1px solid rgba(45, 226, 192, 0.25);
      padding: 48px 0 24px;
      margin-top: var(--spacing-section);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.8fr 1fr 1fr 1fr;
      gap: 32px;
      margin-bottom: 40px;
    }
    .footer-brand h3 {
      font-size: 1.4rem;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .footer-brand p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.8;
    }
    .footer-col h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.9rem;
      transition: color 0.25s ease;
    }
    .footer-links a:hover {
      color: var(--neon-cyan);
      text-shadow: 0 0 6px rgba(45, 226, 192, 0.5);
    }
    .footer-bottom {
      border-top: 1px solid var(--card-border);
      padding-top: 20px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-weak);
    }
    .footer-beian {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }
    .footer-beian a {
      color: var(--text-weak);
    }
    .footer-beian a:hover {
      color: var(--neon-cyan);
    }
    @media (max-width: 992px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 576px) {
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }
    /* ========== Fixed Bottom CTA ========== */
    .fixed-cta {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: var(--primary-darker);
      border-top: 2px solid var(--neon-cyan);
      box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.6);
      z-index: 1040;
      padding: 8px 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      min-height: 56px;
    }
    .fixed-cta .cta-text {
      color: var(--text-white);
      font-weight: 600;
      font-size: 0.95rem;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .fixed-cta .cta-text i {
      color: var(--neon-cyan);
    }
    .fixed-cta .btn {
      white-space: nowrap;
    }
    @media (max-width: 576px) {
      .fixed-cta {
        min-height: 48px;
        padding: 6px 12px;
      }
      .fixed-cta .cta-text {
        font-size: 0.8rem;
      }
    }
    body {
      padding-bottom: 72px;
    }
    /* ========== Misc ========== */
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1.1rem;
      max-width: 700px;
      margin-bottom: 40px;
    }
    .text-neon {
      color: var(--neon-cyan);
    }
    .text-amber {
      color: var(--neon-amber);
    }
    hr.divider {
      border-color: rgba(45, 226, 192, 0.25);
      margin: 0;
    }

/* roulang page: category2 */
:root {
            --primary-dark: #0B0F14;
            --primary-darker: #0A0E12;
            --secondary-dark: #10161D;
            --card-bg: #161D26;
            --card-border: rgba(255, 255, 255, 0.06);
            --neon-cyan: #2DE2C0;
            --neon-amber: #FFA63E;
            --text-white: #F5F7FA;
            --text-muted: #9AA7B8;
            --text-weak: #6B7684;
            --input-border: #2A3645;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 16px rgba(45, 226, 192, 0.25);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            background: var(--primary-dark);
            color: var(--text-white);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--neon-cyan);
            text-decoration: none;
            transition: color 0.25s ease, text-shadow 0.25s ease;
        }

        a:hover {
            color: #5eead4;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 3px;
            border-radius: 2px;
        }

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

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            color: var(--text-white);
        }

        h1 {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        h2 {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
        }

        h3 {
            font-size: 1.3rem;
            font-weight: 600;
            line-height: 1.4;
        }

        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            line-height: 1.4;
        }

        p {
            margin-bottom: 1rem;
            color: var(--text-muted);
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            background: var(--primary-darker);
            border-bottom: 1px solid rgba(45, 226, 192, 0.35);
            height: 64px;
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
        }

        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-white) !important;
            letter-spacing: 0.4px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.25s ease;
            white-space: nowrap;
        }

        .navbar-brand:hover {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 10px rgba(45, 226, 192, 0.7);
        }

        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--neon-cyan), #1a9e87);
            border-radius: 8px;
            color: var(--primary-dark);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .site-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .site-nav .nav-link {
            color: var(--text-white) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            position: relative;
            transition: color 0.25s ease, text-shadow 0.25s ease, background 0.25s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .site-nav .nav-link:hover {
            color: var(--neon-cyan) !important;
            background: rgba(45, 226, 192, 0.08);
        }

        .site-nav .nav-link.active {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.8);
            font-weight: 600;
        }

        .site-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.7);
        }

        .btn-nav-cta {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .btn-nav-cta:hover {
            background: #ffb85c;
            box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }

        .navbar-toggler {
            border: 1px solid rgba(45, 226, 192, 0.4);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: transparent;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.25);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232DE2C0' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-bar {
            background: rgba(11, 15, 20, 0.75);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 14px 0;
        }

        .breadcrumb-bar .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            --bs-breadcrumb-divider-color: var(--text-weak);
        }

        .breadcrumb-bar .breadcrumb-item a {
            color: var(--text-muted);
        }

        .breadcrumb-bar .breadcrumb-item a:hover {
            color: var(--neon-cyan);
        }

        .breadcrumb-bar .breadcrumb-item.active {
            color: var(--neon-cyan);
        }

        /* ========== Category Hero ========== */
        .cat-hero {
            position: relative;
            min-height: 420px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(11, 15, 20, 0.65) 0%, rgba(11, 15, 20, 0.92) 100%);
            z-index: 1;
        }

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

        .cat-hero h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
        }

        .cat-hero .cat-hero-desc {
            font-size: 1.1rem;
            max-width: 720px;
            color: var(--text-white);
            opacity: 0.85;
            line-height: 1.8;
        }

        .cat-hero .cat-hero-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 1.2rem;
        }

        .cat-hero .tag-badge {
            background: rgba(45, 226, 192, 0.12);
            border: 1px solid rgba(45, 226, 192, 0.35);
            color: var(--neon-cyan);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        /* ========== Stat Big Cards ========== */
        .stat-card-row {
            margin-top: -48px;
            position: relative;
            z-index: 3;
        }

        .stat-big-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .stat-big-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--neon-cyan), var(--neon-amber));
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .stat-big-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(45, 226, 192, 0.3);
        }

        .stat-big-card:hover::before {
            opacity: 1;
        }

        .stat-big-card .stat-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 14px;
            background: rgba(45, 226, 192, 0.1);
            color: var(--neon-cyan);
        }

        .stat-big-card .stat-icon.amber {
            background: rgba(255, 166, 62, 0.1);
            color: var(--neon-amber);
        }

        .stat-big-card .stat-number {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .stat-big-card .stat-number.highlight {
            color: var(--neon-cyan);
        }

        .stat-big-card .stat-number.amber {
            color: var(--neon-amber);
        }

        .stat-big-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            letter-spacing: 0.4px;
        }

        .stat-big-card .stat-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.8rem;
            color: var(--neon-cyan);
            margin-top: 8px;
            font-weight: 600;
        }

        /* ========== Filter & Table Area ========== */
        .data-section {
            background: var(--secondary-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--card-border);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
        }

        .filter-bar {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

        .filter-bar .filter-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 600;
            letter-spacing: 0.4px;
            white-space: nowrap;
        }

        .filter-bar .filter-select {
            background: var(--primary-dark);
            border: 1px solid var(--input-border);
            color: var(--text-white);
            border-radius: var(--radius-sm);
            padding: 8px 14px;
            font-size: 0.85rem;
            min-width: 140px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            appearance: none;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%239AA7B8' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
            background-repeat: no-repeat;
            background-position: right 12px center;
            background-size: 12px;
            padding-right: 36px;
        }

        .filter-bar .filter-select:focus {
            border-color: var(--neon-cyan);
            box-shadow: 0 0 8px rgba(45, 226, 192, 0.25);
            outline: none;
        }

        .filter-bar .filter-btn {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            border: none;
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-weight: 600;
            font-size: 0.85rem;
            transition: box-shadow 0.3s ease, background 0.3s ease;
            white-space: nowrap;
        }

        .filter-bar .filter-btn:hover {
            box-shadow: 0 0 14px rgba(45, 226, 192, 0.5);
            background: #5eead4;
        }

        /* ========== League Table ========== */
        .league-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .league-table {
            width: 100%;
            border-collapse: collapse;
            margin: 0;
            min-width: 720px;
        }

        .league-table thead {
            background: var(--primary-darker);
        }

        .league-table thead th {
            font-family: var(--font-heading);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            padding: 14px 18px;
            border-bottom: 2px solid rgba(45, 226, 192, 0.35);
            text-align: left;
            white-space: nowrap;
        }

        .league-table tbody tr {
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background 0.25s ease;
        }

        .league-table tbody tr:hover {
            background: rgba(45, 226, 192, 0.04);
        }

        .league-table tbody td {
            font-size: 0.9rem;
            color: var(--text-white);
            padding: 13px 18px;
            text-align: left;
            white-space: nowrap;
        }

        .league-table tbody td.team-name {
            font-weight: 600;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .league-table tbody td.team-name .team-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }

        .league-table tbody td.highlight-data {
            color: var(--neon-cyan);
            font-weight: 600;
        }

        .league-table tbody td.amber-data {
            color: var(--neon-amber);
            font-weight: 600;
        }

        .league-table tbody .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 0.8rem;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
        }

        .league-table tbody .rank-badge.top4 {
            background: rgba(45, 226, 192, 0.15);
            color: var(--neon-cyan);
        }

        .league-table tbody .rank-badge.relegation {
            background: rgba(255, 166, 62, 0.12);
            color: var(--neon-amber);
        }

        /* ========== Side Data Cards ========== */
        .side-data-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            margin-bottom: 20px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .side-data-card:hover {
            border-color: rgba(45, 226, 192, 0.3);
            box-shadow: var(--shadow-card-hover);
        }

        .side-data-card .side-card-title {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .side-data-card .side-card-title i {
            color: var(--neon-cyan);
        }

        .side-data-card .side-card-title i.amber {
            color: var(--neon-amber);
        }

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

        .side-data-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.88rem;
        }

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

        .side-data-list li .list-label {
            color: var(--text-muted);
        }

        .side-data-list li .list-value {
            font-weight: 600;
            color: var(--text-white);
        }

        .side-data-list li .list-value.highlight {
            color: var(--neon-cyan);
        }

        .side-data-list li .list-value.amber {
            color: var(--neon-amber);
        }

        /* ========== Team Profile Cards ========== */
        .team-profile-card {
            position: relative;
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }

        .team-profile-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(45, 226, 192, 0.3);
        }

        .team-profile-card .team-profile-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .team-profile-card .team-profile-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(180deg, transparent, var(--card-bg));
        }

        .team-profile-card .team-profile-body {
            padding: 18px 20px 20px;
        }

        .team-profile-card .team-profile-body h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
        }

        .team-profile-card .team-profile-body .team-meta {
            font-size: 0.82rem;
            color: var(--text-weak);
            margin-bottom: 10px;
        }

        .team-profile-card .team-profile-body .team-mini-stats {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .team-profile-card .team-profile-body .team-mini-stats span strong {
            color: var(--text-white);
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-accordion .accordion-button {
            background: var(--card-bg);
            color: var(--text-white);
            font-weight: 600;
            font-family: var(--font-heading);
            font-size: 1rem;
            padding: 18px 22px;
            border: none;
            border-radius: var(--radius-md) !important;
            transition: background 0.3s ease, color 0.3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(45, 226, 192, 0.06);
            color: var(--neon-cyan);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.2);
            border: none;
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%232DE2C0' stroke-linecap='round' stroke-linejoin='round' stroke-width='2'%3e%3cpath d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
            background-size: 12px;
            width: 12px;
            height: 12px;
        }

        .faq-accordion .accordion-body {
            background: rgba(22, 29, 38, 0.6);
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.8;
            padding: 16px 22px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: var(--secondary-dark);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(45, 226, 192, 0.25);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(45, 226, 192, 0.15), transparent 70%);
        }

        .cta-section h2 {
            margin-bottom: 1rem;
        }

        .cta-section .cta-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 1.5rem;
        }

        /* ========== Buttons ========== */
        .btn-primary-cta {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, background 0.3s ease, transform 0.2s ease;
            letter-spacing: 0.4px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-cta:hover {
            background: #5eead4;
            box-shadow: 0 0 18px rgba(45, 226, 192, 0.55);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }

        .btn-secondary-cta {
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
            letter-spacing: 0.4px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-secondary-cta:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.2);
        }

        .btn-amber-cta {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, background 0.3s ease, transform 0.2s ease;
            letter-spacing: 0.4px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-amber-cta:hover {
            background: #ffb85c;
            box-shadow: 0 0 18px rgba(255, 166, 62, 0.5);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary-darker);
            border-top: 1px solid rgba(45, 226, 192, 0.25);
            padding: 56px 0 32px;
            margin-top: 40px;
        }

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

        .site-footer .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .site-footer .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

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

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

        .site-footer .footer-links a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color 0.25s ease, text-shadow 0.25s ease;
        }

        .site-footer .footer-links a:hover {
            color: var(--neon-cyan);
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.5);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding-top: 18px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .site-footer .footer-bottom .footer-beian {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .site-footer .footer-bottom a {
            color: var(--text-weak);
        }

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

        /* ========== Bottom Sticky Bar ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary-darker);
            border-top: 2px solid rgba(45, 226, 192, 0.5);
            z-index: 1040;
            padding: 10px 0;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
        }

        .sticky-cta-bar .sticky-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .sticky-cta-bar .sticky-cta-text {
            font-size: 0.9rem;
            color: var(--text-white);
            font-weight: 500;
        }

        .sticky-cta-bar .sticky-cta-text span {
            color: var(--neon-cyan);
            font-weight: 700;
        }

        .sticky-cta-bar .btn-sticky {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            font-weight: 700;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, background 0.3s ease;
            white-space: nowrap;
            font-size: 0.9rem;
        }

        .sticky-cta-bar .btn-sticky:hover {
            background: #5eead4;
            box-shadow: 0 0 14px rgba(45, 226, 192, 0.5);
            color: var(--primary-dark);
        }

        .sticky-cta-bar .sticky-cta-extra {
            font-size: 0.8rem;
            color: var(--text-weak);
        }

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

        @media (max-width: 991px) {
            .site-nav {
                gap: 2px;
                padding-top: 12px;
                padding-bottom: 12px;
                background: var(--primary-darker);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .site-nav .nav-link {
                padding: 10px 16px !important;
                font-size: 0.9rem;
            }
            .site-nav .nav-link.active::after {
                left: 12px;
                right: 12px;
            }
            .btn-nav-cta {
                margin-top: 8px;
                margin-bottom: 8px;
            }
            .cat-hero {
                min-height: 360px;
            }
            .cat-hero h1 {
                font-size: 2rem;
            }
            .stat-big-card .stat-number {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }
            .section-gap {
                padding: 56px 0;
            }
            .cat-hero {
                min-height: 320px;
            }
            .cat-hero h1 {
                font-size: 1.7rem;
            }
            .cat-hero .cat-hero-desc {
                font-size: 1rem;
            }
            .stat-card-row {
                margin-top: -28px;
            }
            .stat-big-card {
                padding: 20px 18px;
                margin-bottom: 12px;
            }
            .stat-big-card .stat-number {
                font-size: 1.6rem;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-bar .filter-select {
                min-width: 120px;
                font-size: 0.8rem;
                padding: 6px 10px;
                padding-right: 28px;
            }
            .filter-bar .filter-btn {
                padding: 6px 16px;
                font-size: 0.8rem;
            }
            .data-section {
                padding: 20px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .site-footer .footer-bottom .footer-beian {
                flex-wrap: wrap;
                gap: 8px;
            }
            .sticky-cta-bar .sticky-cta-extra {
                display: none;
            }
            .sticky-cta-bar .sticky-cta-text {
                font-size: 0.82rem;
            }
            .sticky-cta-bar .btn-sticky {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
            .cta-section {
                padding: 28px 22px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .cat-hero {
                min-height: 280px;
            }
            .cat-hero h1 {
                font-size: 1.45rem;
                letter-spacing: 0.3px;
            }
            .cat-hero .cat-hero-desc {
                font-size: 0.9rem;
                line-height: 1.6;
            }
            .cat-hero .tag-badge {
                font-size: 0.75rem;
                padding: 4px 10px;
            }
            .stat-big-card {
                padding: 16px 14px;
            }
            .stat-big-card .stat-number {
                font-size: 1.4rem;
            }
            .data-section {
                padding: 16px 12px;
                border-radius: var(--radius-md);
            }
            .league-table thead th {
                font-size: 0.75rem;
                padding: 10px 12px;
            }
            .league-table tbody td {
                font-size: 0.8rem;
                padding: 10px 12px;
            }
            .filter-bar .filter-select {
                min-width: 100px;
                font-size: 0.75rem;
            }
            .site-header {
                height: 56px;
            }
            .navbar-brand {
                font-size: 1.1rem;
            }
            .navbar-brand .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 0.9rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .btn-primary-cta, .btn-secondary-cta, .btn-amber-cta {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary-dark: #0B0F14;
            --primary-darker: #0A0E12;
            --secondary-dark: #10161D;
            --card-bg: #161D26;
            --card-border: rgba(255, 255, 255, 0.06);
            --neon-cyan: #2DE2C0;
            --neon-amber: #FFA63E;
            --text-white: #F5F7FA;
            --text-muted: #9AA7B8;
            --text-weak: #6B7684;
            --input-border: #2A3645;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 16px rgba(45, 226, 192, 0.25);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background: var(--primary-dark);
            color: var(--text-white);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--neon-cyan);
            text-decoration: none;
            transition: color 0.25s ease, text-shadow 0.25s ease;
        }
        a:hover {
            color: #5eead4;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 3px;
            border-radius: 2px;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-gap {
            padding: var(--spacing-section) 0;
        }
        .section-gap-sm {
            padding: 48px 0;
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            background: var(--primary-darker);
            border-bottom: 1px solid rgba(45, 226, 192, 0.35);
            height: 64px;
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
        }
        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-white) !important;
            letter-spacing: 0.4px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.25s ease;
        }
        .navbar-brand:hover {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 10px rgba(45, 226, 192, 0.7);
        }
        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--neon-cyan), #1a9e87);
            border-radius: 8px;
            color: var(--primary-dark);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .site-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .site-nav .nav-link {
            color: var(--text-white) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            position: relative;
            transition: color 0.25s ease, text-shadow 0.25s ease, background 0.25s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .site-nav .nav-link:hover {
            color: var(--neon-cyan) !important;
            background: rgba(45, 226, 192, 0.08);
        }
        .site-nav .nav-link.active {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.8);
            font-weight: 600;
        }
        .site-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.7);
        }
        .btn-nav-cta {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: #ffb85c;
            box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }
        .navbar-toggler {
            border: 1px solid rgba(45, 226, 192, 0.4);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.25);
            outline: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232DE2C0' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-bar {
            background: var(--secondary-dark);
            border-bottom: 1px solid var(--card-border);
            padding: 14px 0;
            font-size: 0.85rem;
        }
        .breadcrumb-bar .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            --bs-breadcrumb-divider-color: var(--text-weak);
        }
        .breadcrumb-bar .breadcrumb-item a {
            color: var(--text-muted);
        }
        .breadcrumb-bar .breadcrumb-item a:hover {
            color: var(--neon-cyan);
        }
        .breadcrumb-bar .breadcrumb-item.active {
            color: var(--neon-cyan);
        }

        /* ========== Hero 分类页 ========== */
        .page-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 18, 0.72) 0%, rgba(11, 15, 20, 0.86) 55%, var(--primary-dark) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 64px 0 56px;
            max-width: 820px;
        }
        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(45, 226, 192, 0.12);
            border: 1px solid rgba(45, 226, 192, 0.35);
            color: var(--neon-cyan);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.8px;
            margin-bottom: 18px;
        }
        .page-hero h1 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: clamp(2rem, 4vw, 2.8rem);
            line-height: 1.3;
            color: var(--text-white);
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }
        .page-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 28px;
        }
        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px 40px;
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
        }
        .hero-stat-item .stat-num {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--neon-cyan);
            text-shadow: 0 0 14px rgba(45, 226, 192, 0.4);
            line-height: 1.2;
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            letter-spacing: 0.5px;
        }

        /* ========== 日期导航 ========== */
        .date-nav-section {
            background: var(--secondary-dark);
            border-bottom: 1px solid var(--card-border);
            padding: 16px 0;
            position: sticky;
            top: 64px;
            z-index: 1030;
        }
        .date-nav-wrapper {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            padding-bottom: 4px;
            scrollbar-width: thin;
            scrollbar-color: rgba(45, 226, 192, 0.4) transparent;
        }
        .date-nav-wrapper::-webkit-scrollbar {
            height: 4px;
        }
        .date-nav-wrapper::-webkit-scrollbar-thumb {
            background: rgba(45, 226, 192, 0.4);
            border-radius: 2px;
        }
        .date-nav-wrapper::-webkit-scrollbar-track {
            background: transparent;
        }
        .date-nav-btn {
            flex: 0 0 auto;
            min-width: 88px;
            padding: 10px 18px;
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 500;
            text-align: center;
            cursor: pointer;
            transition: all 0.25s ease;
            letter-spacing: 0.3px;
        }
        .date-nav-btn .day-label {
            font-size: 0.7rem;
            color: var(--text-weak);
            display: block;
            margin-bottom: 2px;
        }
        .date-nav-btn:hover {
            border-color: rgba(45, 226, 192, 0.5);
            color: var(--neon-cyan);
        }
        .date-nav-btn.active {
            background: rgba(45, 226, 192, 0.1);
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.25);
            font-weight: 600;
        }

        /* ========== 焦点赛事 ========== */
        .focus-match-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 24px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .focus-match-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--neon-cyan);
            box-shadow: 0 0 16px rgba(45, 226, 192, 0.6);
        }
        .focus-match-card:hover {
            border-color: rgba(45, 226, 192, 0.4);
            box-shadow: var(--shadow-card-hover);
        }
        .focus-match-info {
            flex: 1;
            min-width: 200px;
        }
        .focus-match-info .league-tag {
            display: inline-block;
            background: rgba(45, 226, 192, 0.12);
            color: var(--neon-cyan);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 12px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .focus-match-info h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--text-white);
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .focus-match-info .match-meta {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .focus-match-score {
            text-align: center;
            min-width: 160px;
        }
        .focus-match-score .score-display {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2.4rem;
            color: var(--text-white);
            line-height: 1.2;
            letter-spacing: 2px;
            text-shadow: 0 0 18px rgba(45, 226, 192, 0.3);
        }
        .focus-match-score .score-vs {
            display: block;
            font-size: 0.8rem;
            color: var(--text-weak);
            letter-spacing: 2px;
        }
        .focus-match-actions {
            display: flex;
            flex-direction: column;
            gap: 10px;
            min-width: 150px;
        }

        /* ========== 状态标签 ========== */
        .status-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 12px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .status-tag .status-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            display: inline-block;
        }
        .status-tag.live {
            background: rgba(45, 226, 192, 0.12);
            color: var(--neon-cyan);
            border: 1px solid rgba(45, 226, 192, 0.35);
        }
        .status-tag.live .status-dot {
            background: var(--neon-cyan);
            animation: pulse-live 1.2s ease-in-out infinite;
        }
        .status-tag.upcoming {
            background: rgba(255, 166, 62, 0.1);
            color: var(--neon-amber);
            border: 1px solid rgba(255, 166, 62, 0.35);
        }
        .status-tag.upcoming .status-dot {
            background: var(--neon-amber);
        }
        .status-tag.finished {
            background: rgba(154, 167, 184, 0.1);
            color: var(--text-muted);
            border: 1px solid rgba(154, 167, 184, 0.25);
        }
        .status-tag.finished .status-dot {
            background: var(--text-weak);
        }
        @keyframes pulse-live {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.4); }
        }

        /* ========== 赛程列表 ========== */
        .match-time-group {
            margin-bottom: 36px;
        }
        .match-time-group .time-group-title {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--neon-cyan);
            letter-spacing: 1px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .match-time-group .time-group-title::after {
            content: '';
            flex: 1;
            height: 1px;
            background: rgba(45, 226, 192, 0.25);
        }
        .match-row-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 16px 22px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            margin-bottom: 12px;
            transition: all 0.25s ease;
        }
        .match-row-card:hover {
            border-color: rgba(45, 226, 192, 0.35);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3), 0 0 8px rgba(45, 226, 192, 0.15);
            transform: translateX(4px);
        }
        .match-row-card .match-time {
            min-width: 72px;
            text-align: center;
        }
        .match-row-card .match-time .time-num {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-white);
            display: block;
            line-height: 1.3;
        }
        .match-row-card .match-time .time-date {
            font-size: 0.72rem;
            color: var(--text-weak);
        }
        .match-row-card .match-teams {
            flex: 1;
            min-width: 200px;
        }
        .match-row-card .match-teams .team-name {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-white);
            line-height: 1.5;
        }
        .match-row-card .match-teams .league-label {
            font-size: 0.75rem;
            color: var(--text-weak);
            letter-spacing: 0.5px;
        }
        .match-row-card .match-action {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-live-entry {
            background: rgba(45, 226, 192, 0.12);
            color: var(--neon-cyan);
            border: 1px solid rgba(45, 226, 192, 0.4);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .btn-live-entry:hover {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            box-shadow: 0 0 14px rgba(45, 226, 192, 0.5);
            border-color: var(--neon-cyan);
        }
        .btn-live-entry.live-active {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            border-color: var(--neon-cyan);
            box-shadow: 0 0 14px rgba(45, 226, 192, 0.45);
        }

        /* ========== 直播覆盖区块 ========== */
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .coverage-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all 0.3s ease;
        }
        .coverage-card:hover {
            border-color: rgba(45, 226, 192, 0.35);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .coverage-card .coverage-icon {
            width: 44px;
            height: 44px;
            background: rgba(45, 226, 192, 0.1);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--neon-cyan);
            font-size: 1.2rem;
            margin-bottom: 14px;
        }
        .coverage-card h3 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-white);
            margin-bottom: 8px;
        }
        .coverage-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ========== 使用指引 ========== */
        .guide-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }
        .guide-step {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            transition: all 0.3s ease;
        }
        .guide-step:hover {
            border-color: rgba(255, 166, 62, 0.4);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
        }
        .guide-step .step-number {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 2rem;
            color: rgba(255, 166, 62, 0.35);
            position: absolute;
            top: 16px;
            right: 20px;
            line-height: 1;
        }
        .guide-step h3 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: 8px;
            margin-top: 8px;
        }
        .guide-step p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--secondary-dark);
            border-top: 1px solid var(--card-border);
            border-bottom: 1px solid var(--card-border);
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-item:hover {
            border-color: rgba(45, 226, 192, 0.3);
        }
        .faq-item .faq-question {
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-white);
            gap: 16px;
            user-select: none;
        }
        .faq-item .faq-question .faq-icon {
            color: var(--neon-cyan);
            font-size: 0.85rem;
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--card-bg), var(--secondary-dark));
            border: 1px solid rgba(45, 226, 192, 0.2);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--neon-cyan), var(--neon-amber), transparent);
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .cta-section p {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .btn-cta-primary {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            border: none;
            transition: all 0.3s ease;
            letter-spacing: 0.5px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn-cta-primary:hover {
            background: #5eead4;
            color: var(--primary-dark);
            box-shadow: 0 0 22px rgba(45, 226, 192, 0.55);
            transform: translateY(-2px);
        }
        .btn-cta-secondary {
            background: transparent;
            color: var(--text-white);
            border: 1px solid rgba(255, 255, 255, 0.3);
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            transition: all 0.3s ease;
            letter-spacing: 0.5px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn-cta-secondary:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary-darker);
            border-top: 1px solid rgba(45, 226, 192, 0.25);
            padding: 60px 0 32px;
            margin-top: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--neon-cyan);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-weak);
        }
        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .footer-beian a {
            color: var(--text-weak);
        }
        .footer-beian a:hover {
            color: var(--neon-cyan);
        }

        /* ========== 底部固定转化条 ========== */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: var(--primary-darker);
            border-top: 2px solid var(--neon-cyan);
            box-shadow: 0 -6px 24px rgba(0, 0, 0, 0.45);
            padding: 10px 0;
            display: flex;
            align-items: center;
            min-height: 56px;
        }
        .fixed-cta-bar .cta-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.3px;
        }
        .fixed-cta-bar .cta-text strong {
            color: var(--neon-cyan);
        }
        .fixed-cta-bar .btn-cta-fixed {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: none;
            transition: all 0.3s ease;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .fixed-cta-bar .btn-cta-fixed:hover {
            background: #ffb85c;
            box-shadow: 0 0 16px rgba(255, 166, 62, 0.5);
            color: var(--primary-dark);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 992px) {
            .coverage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .focus-match-card {
                padding: 20px 24px;
            }
        }
        @media (max-width: 768px) {
            .page-hero {
                min-height: 360px;
            }
            .page-hero .hero-content {
                padding: 48px 0 40px;
            }
            .section-gap {
                padding: 56px 0;
            }
            .match-row-card {
                padding: 14px 16px;
                gap: 12px;
            }
            .match-row-card .match-time {
                min-width: 56px;
            }
            .match-row-card .match-time .time-num {
                font-size: 1rem;
            }
            .focus-match-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .focus-match-score {
                min-width: auto;
                text-align: left;
            }
            .focus-match-score .score-display {
                font-size: 1.8rem;
            }
            .coverage-grid {
                grid-template-columns: 1fr;
            }
            .guide-steps {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .fixed-cta-bar {
                min-height: 48px;
                padding: 6px 0;
            }
            .fixed-cta-bar .cta-text {
                font-size: 0.78rem;
            }
            .fixed-cta-bar .btn-cta-fixed {
                font-size: 0.78rem;
                padding: 8px 16px;
            }
            .date-nav-section {
                top: 56px;
            }
            .site-header {
                height: 56px;
            }
            .navbar-brand {
                font-size: 1.05rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero .hero-desc {
                font-size: 0.92rem;
            }
            .hero-stats-row {
                gap: 16px 24px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.4rem;
            }
            .match-row-card {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .match-row-card .match-teams {
                min-width: 140px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .fixed-cta-bar .cta-text .hide-mobile {
                display: none;
            }
        }

/* roulang page: category4 */
:root {
            --primary-dark: #0B0F14;
            --primary-darker: #0A0E12;
            --secondary-dark: #10161D;
            --card-bg: #161D26;
            --card-border: rgba(255, 255, 255, 0.06);
            --neon-cyan: #2DE2C0;
            --neon-amber: #FFA63E;
            --text-white: #F5F7FA;
            --text-muted: #9AA7B8;
            --text-weak: #6B7684;
            --input-border: #2A3645;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 16px rgba(45, 226, 192, 0.25);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background: var(--primary-dark);
            color: var(--text-white);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--neon-cyan);
            text-decoration: none;
            transition: color 0.25s ease, text-shadow 0.25s ease;
        }
        a:hover {
            color: #5eead4;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.6);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 3px;
            border-radius: 2px;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-gap {
            padding: var(--spacing-section) 0;
        }
        .section-title-wrap {
            margin-bottom: 40px;
            position: relative;
        }
        .section-title-wrap::before {
            content: '';
            position: absolute;
            left: 0;
            bottom: -12px;
            width: 64px;
            height: 3px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.6);
        }
        .section-title-wrap h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: clamp(1.5rem, 2.6vw, 2rem);
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
            line-height: 1.35;
        }
        .section-title-wrap p {
            color: var(--text-muted);
            margin: 0;
            font-size: 1rem;
            max-width: 720px;
        }
        .text-highlight {
            color: var(--neon-cyan);
        }
        .text-amber {
            color: var(--neon-amber);
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            background: var(--primary-darker);
            border-bottom: 1px solid rgba(45, 226, 192, 0.35);
            height: 64px;
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
        }
        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-white) !important;
            letter-spacing: 0.4px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.25s ease;
        }
        .navbar-brand:hover {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 10px rgba(45, 226, 192, 0.7);
        }
        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--neon-cyan), #1a9e87);
            border-radius: 8px;
            color: var(--primary-dark);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .site-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .site-nav .nav-link {
            color: var(--text-white) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            position: relative;
            transition: color 0.25s ease, text-shadow 0.25s ease, background 0.25s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .site-nav .nav-link:hover {
            color: var(--neon-cyan) !important;
            background: rgba(45, 226, 192, 0.08);
        }
        .site-nav .nav-link.active {
            color: var(--neon-cyan) !important;
            text-shadow: 0 0 8px rgba(45, 226, 192, 0.8);
            font-weight: 600;
        }
        .site-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.7);
        }
        .btn-nav-cta {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: #ffb85c;
            box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }
        .navbar-toggler {
            border: 1px solid rgba(45, 226, 192, 0.4);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.25);
            outline: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232DE2C0' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        @media (max-width: 991px) {
            .site-header {
                height: auto;
                min-height: 64px;
                padding: 8px 0;
            }
            .navbar-collapse {
                background: var(--primary-darker);
                border-top: 2px solid rgba(45, 226, 192, 0.35);
                padding: 12px 0;
                margin-top: 8px;
            }
            .site-nav {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                width: 100%;
            }
            .site-nav .nav-link {
                width: 100%;
                padding: 10px 16px !important;
            }
            .site-nav .nav-link.active::after {
                bottom: 0;
                left: 16px;
                right: auto;
                width: 32px;
            }
            .btn-nav-cta {
                width: 100%;
                text-align: center;
                margin-top: 4px;
            }
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-section {
            background: var(--secondary-dark);
            border-bottom: 1px solid var(--card-border);
            padding: 18px 0;
        }
        .breadcrumb-section .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 0.9rem;
        }
        .breadcrumb-section .breadcrumb-item a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }
        .breadcrumb-section .breadcrumb-item a:hover {
            color: var(--neon-cyan);
        }
        .breadcrumb-section .breadcrumb-item.active {
            color: var(--neon-cyan);
        }
        .breadcrumb-item + .breadcrumb-item::before {
            content: '›';
            color: var(--text-weak);
            padding: 0 4px;
        }

        /* ========== Category Hero ========== */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 48vh;
            display: flex;
            align-items: center;
            padding: 80px 0;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 15, 20, 0.78) 0%, rgba(11, 15, 20, 0.88) 55%, var(--primary-dark) 100%);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(45, 226, 192, 0.15);
            border: 1px solid rgba(45, 226, 192, 0.35);
            color: var(--neon-cyan);
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }
        .category-hero h1 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: clamp(2rem, 4.2vw, 3.2rem);
            color: var(--text-white);
            letter-spacing: 0.5px;
            line-height: 1.3;
            margin-bottom: 20px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
        }
        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.85;
            margin-bottom: 28px;
        }
        .category-hero .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
        }
        .category-hero .hero-stat {
            text-align: left;
        }
        .category-hero .hero-stat .stat-num {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--neon-cyan);
            line-height: 1.2;
        }
        .category-hero .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ========== Card & Article Styles ========== */
        .article-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.35s ease, transform 0.3s ease, border-color 0.35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(45, 226, 192, 0.3);
        }
        .article-card .card-media {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: var(--secondary-dark);
        }
        .article-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .card-media img {
            transform: scale(1.05);
        }
        .article-card .card-media .badge-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(11, 15, 20, 0.85);
            backdrop-filter: none;
            border: 1px solid rgba(45, 226, 192, 0.4);
            color: var(--neon-cyan);
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            z-index: 2;
        }
        .article-card .card-media .badge-feature {
            position: absolute;
            top: 14px;
            right: 14px;
            background: rgba(255, 166, 62, 0.9);
            color: var(--primary-dark);
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            z-index: 2;
        }
        .article-card .card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .article-card .card-meta .date {
            color: var(--neon-amber);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .article-card .card-meta .author {
            color: var(--text-weak);
            font-size: 0.8rem;
        }
        .article-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-white);
            line-height: 1.45;
            margin-bottom: 10px;
            transition: color 0.25s ease;
        }
        .article-card h3 a {
            color: inherit;
        }
        .article-card h3 a:hover {
            color: var(--neon-cyan);
        }
        .article-card .card-excerpt {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--neon-cyan);
            font-size: 0.88rem;
            font-weight: 600;
            transition: gap 0.3s ease, color 0.25s ease;
            align-self: flex-start;
        }
        .article-card .card-link:hover {
            gap: 10px;
            color: #5eead4;
        }

        /* Feature Article - Hero style */
        .feature-article {
            background: var(--card-bg);
            border: 1px solid rgba(45, 226, 192, 0.2);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            transition: box-shadow 0.35s ease, border-color 0.35s ease;
        }
        .feature-article:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(45, 226, 192, 0.4);
        }
        .feature-article .feature-media {
            position: relative;
            min-height: 100%;
            overflow: hidden;
            aspect-ratio: 16/10;
        }
        .feature-article .feature-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .feature-article:hover .feature-media img {
            transform: scale(1.04);
        }
        .feature-article .feature-media .badge-cat {
            position: absolute;
            top: 18px;
            left: 18px;
            background: rgba(11, 15, 20, 0.85);
            border: 1px solid rgba(255, 166, 62, 0.5);
            color: var(--neon-amber);
            padding: 6px 16px;
            border-radius: 18px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.8px;
            z-index: 2;
        }
        .feature-article .feature-body {
            padding: 36px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .feature-article .feature-body h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.5rem;
            line-height: 1.4;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .feature-article .feature-body h2 a {
            color: inherit;
        }
        .feature-article .feature-body h2 a:hover {
            color: var(--neon-cyan);
        }
        .feature-article .feature-body .feature-excerpt {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .feature-article .feature-body .author-row {
            display: flex;
            align-items: center;
            gap: 14px;
            padding-top: 18px;
            border-top: 1px solid var(--card-border);
        }
        .feature-article .feature-body .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--neon-cyan), #1a9e87);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .feature-article .feature-body .author-info {
            display: flex;
            flex-direction: column;
        }
        .feature-article .feature-body .author-info .author-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-white);
        }
        .feature-article .feature-body .author-info .author-title {
            font-size: 0.78rem;
            color: var(--text-weak);
        }
        .feature-article .feature-body .read-more-feature {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--neon-cyan);
            font-weight: 600;
            font-size: 0.95rem;
            align-self: flex-start;
            margin-top: auto;
            padding-top: 16px;
        }
        .feature-article .feature-body .read-more-feature:hover {
            gap: 12px;
            color: #5eead4;
        }

        /* Community Quote */
        .community-quote-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-left: 3px solid var(--neon-cyan);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, border-left-color 0.3s ease;
        }
        .community-quote-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-left-color: var(--neon-amber);
        }
        .community-quote-card .quote-text {
            font-size: 0.98rem;
            line-height: 1.8;
            color: var(--text-white);
            margin-bottom: 16px;
            font-style: normal;
        }
        .community-quote-card .quote-text i {
            color: var(--neon-cyan);
            margin-right: 4px;
        }
        .community-quote-card .quote-footer {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .community-quote-card .quote-footer .quote-user {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--secondary-dark);
            border: 1px solid rgba(45, 226, 192, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--neon-cyan);
            font-size: 0.85rem;
            font-weight: 700;
        }
        .community-quote-card .quote-footer .quote-user-info .user-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-white);
        }
        .community-quote-card .quote-footer .quote-user-info .user-tag {
            font-size: 0.75rem;
            color: var(--text-weak);
        }

        /* Deep Content Section */
        .deep-content-section {
            background: var(--secondary-dark);
            border-top: 1px solid var(--card-border);
            border-bottom: 1px solid var(--card-border);
            padding: var(--spacing-section) 0;
        }
        .deep-content-section .deep-text h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--text-white);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .deep-content-section .deep-text p {
            color: var(--text-muted);
            font-size: 0.98rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .deep-content-section .deep-text p:last-child {
            margin-bottom: 0;
        }
        .deep-content-section .data-highlight-box {
            background: var(--card-bg);
            border: 1px solid rgba(45, 226, 192, 0.2);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-top: 16px;
        }
        .deep-content-section .data-highlight-box .data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--card-border);
        }
        .deep-content-section .data-highlight-box .data-row:last-child {
            border-bottom: none;
        }
        .deep-content-section .data-highlight-box .data-label {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .deep-content-section .data-highlight-box .data-value {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--neon-cyan);
        }

        /* FAQ */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--primary-dark);
        }
        .accordion-faq .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .accordion-faq .accordion-item:hover {
            border-color: rgba(45, 226, 192, 0.3);
            box-shadow: var(--shadow-card);
        }
        .accordion-faq .accordion-button {
            background: var(--card-bg);
            color: var(--text-white);
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            transition: color 0.25s ease, background 0.3s ease;
        }
        .accordion-faq .accordion-button:not(.collapsed) {
            background: var(--card-bg);
            color: var(--neon-cyan);
            box-shadow: none;
        }
        .accordion-faq .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232DE2C0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }
        .accordion-faq .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(45, 226, 192, 0.2);
        }
        .accordion-faq .accordion-body {
            background: var(--card-bg);
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.85;
            padding: 16px 24px 22px;
            border-top: 1px solid var(--card-border);
        }

        /* CTA Section */
        .cta-section {
            padding: var(--spacing-section) 0;
            background: var(--primary-dark);
        }
        .cta-card {
            background: linear-gradient(135deg, rgba(45, 226, 192, 0.08) 0%, rgba(22, 29, 38, 0.9) 50%, rgba(22, 29, 38, 0.95) 100%);
            border: 1px solid rgba(45, 226, 192, 0.3);
            border-radius: var(--radius-lg);
            padding: 48px 52px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--neon-cyan), var(--neon-amber), var(--neon-cyan));
        }
        .cta-card h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .cta-card p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .btn-cta-primary {
            background: var(--neon-cyan);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            border: none;
            transition: box-shadow 0.3s ease, transform 0.2s ease, background 0.3s ease;
            letter-spacing: 0.5px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-primary:hover {
            background: #5eead4;
            box-shadow: 0 0 20px rgba(45, 226, 192, 0.5);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }
        .btn-cta-secondary {
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.3);
            transition: border-color 0.3s ease, color 0.25s ease, box-shadow 0.3s ease;
            letter-spacing: 0.5px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-secondary:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            box-shadow: 0 0 12px rgba(45, 226, 192, 0.3);
        }

        /* Fixed Bottom CTA */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary-darker);
            border-top: 2px solid rgba(45, 226, 192, 0.6);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
            z-index: 1040;
            padding: 10px 0;
            height: 56px;
            display: flex;
            align-items: center;
        }
        .fixed-bottom-cta .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .fixed-bottom-cta .cta-text {
            color: var(--text-white);
            font-size: 0.95rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .fixed-bottom-cta .cta-text i {
            color: var(--neon-cyan);
            font-size: 1.1rem;
        }
        .fixed-bottom-cta .btn-fixed-cta {
            background: var(--neon-amber);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            border: none;
            white-space: nowrap;
            transition: box-shadow 0.3s ease, transform 0.2s ease;
        }
        .fixed-bottom-cta .btn-fixed-cta:hover {
            box-shadow: 0 0 16px rgba(255, 166, 62, 0.6);
            transform: translateY(-1px);
            color: var(--primary-dark);
        }
        .fixed-bottom-cta .extra-text {
            color: var(--text-weak);
            font-size: 0.8rem;
            display: block;
        }
        @media (max-width: 576px) {
            .fixed-bottom-cta {
                height: 48px;
                padding: 6px 0;
            }
            .fixed-bottom-cta .cta-text {
                font-size: 0.8rem;
                gap: 6px;
            }
            .fixed-bottom-cta .extra-text {
                display: none;
            }
            .fixed-bottom-cta .btn-fixed-cta {
                font-size: 0.75rem;
                padding: 6px 14px;
            }
        }
        body {
            padding-bottom: 56px;
        }
        @media (max-width: 576px) {
            body {
                padding-bottom: 48px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--primary-darker);
            border-top: 1px solid rgba(45, 226, 192, 0.2);
            padding: 56px 0 32px;
            margin-bottom: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--text-white);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color 0.25s ease, padding-left 0.25s ease;
        }
        .footer-links a:hover {
            color: var(--neon-cyan);
            padding-left: 6px;
        }
        .footer-bottom {
            border-top: 1px solid var(--card-border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-weak);
        }
        .footer-bottom .footer-beian {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 14px;
        }
        .footer-bottom .footer-beian a {
            color: var(--text-weak);
            font-size: 0.82rem;
        }
        .footer-bottom .footer-beian a:hover {
            color: var(--neon-cyan);
        }
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        /* Responsive tweaks */
        @media (max-width: 768px) {
            .feature-article {
                grid-template-columns: 1fr;
            }
            .feature-article .feature-media {
                aspect-ratio: 16/9;
            }
            .feature-article .feature-body {
                padding: 24px;
            }
            .category-hero {
                min-height: 40vh;
                padding: 56px 0;
            }
            .cta-card {
                padding: 32px 24px;
            }
            .section-gap {
                padding: var(--spacing-section-mobile) 0;
            }
            .deep-content-section {
                padding: var(--spacing-section-mobile) 0;
            }
            .faq-section {
                padding: var(--spacing-section-mobile) 0;
            }
            .cta-section {
                padding: var(--spacing-section-mobile) 0;
            }
            .article-card .card-body {
                padding: 16px 18px 20px;
            }
        }