/* roulang page: index */
:root {
            --bg-void: #050B16;
            --bg-deep: #0A1628;
            --bg-panel: rgba(11, 26, 51, 0.55);
            --bg-panel-strong: rgba(15, 37, 71, 0.72);
            --brand-cyan: #00D9FF;
            --brand-blue: #1769E0;
            --brand-violet: #5B4DFF;
            --text-primary: #F4F8FF;
            --text-muted: #9DB2CE;
            --line-glow: rgba(0, 217, 255, 0.22);
            --line-soft: rgba(255, 255, 255, 0.08);
            --danger: #FF4D6A;
            --warning: #F5C542;
            --radius-card: 18px;
            --radius-btn: 999px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            --shadow-glow: 0 0 18px rgba(0, 217, 255, 0.35);
            --font-title: 'HarmonyOS Sans SC', '思源黑体', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, monospace;
        }

        * {
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg-void);
            background-image: radial-gradient(ellipse at 30% 20%, rgba(0, 217, 255, 0.04) 0%, transparent 55%), radial-gradient(ellipse at 75% 60%, rgba(91, 77, 255, 0.05) 0%, transparent 50%);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        a:hover {
            color: var(--brand-cyan);
        }

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(0, 217, 255, 0.35);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        section {
            padding: 4rem 0;
            position: relative;
        }

        @media (min-width: 992px) {
            section {
                padding: 5rem 0;
            }
        }

        .section-alt {
            background: rgba(10, 22, 40, 0.5);
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }

        .section-divider {
            border-top: 1px solid var(--line-soft);
            margin: 0;
            padding: 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            padding: 0.28rem 0.9rem;
            margin-bottom: 1rem;
            background: rgba(0, 217, 255, 0.06);
        }

        .section-title {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.5rem, 2.6vw, 2.25rem);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
            color: var(--text-primary);
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 700px;
            margin: 0 0 2rem;
            line-height: 1.8;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            letter-spacing: -0.02em;
            color: var(--text-primary);
        }

        .mono-data {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            color: var(--brand-cyan);
        }

        /* === 顶部信息条 === */
        .topbar {
            background: rgba(5, 11, 22, 0.9);
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.75rem;
            line-height: 1;
            padding: 0.5rem 0;
            color: var(--text-muted);
            position: relative;
            z-index: 1050;
            min-height: 34px;
            display: flex;
            align-items: center;
        }

        .topbar .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .topbar a {
            color: var(--text-muted);
            font-weight: 500;
            transition: color 0.2s;
        }

        .topbar a:hover {
            color: var(--brand-cyan);
        }

        .topbar-link-btn {
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.2rem 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.2s;
            display: inline-block;
            font-size: 0.72rem;
        }

        .topbar-link-btn:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }

        /* === 主导航 === */
        .navbar-main {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 22, 40, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line-soft);
            min-height: 68px;
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
        }

        .navbar-main .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 16px rgba(0, 217, 255, 0.4);
            flex-shrink: 0;
        }

        .brand-logo .logo-icon i {
            color: #03101F;
            font-size: 1.05rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            font-weight: 600;
            font-size: 0.92rem;
            padding: 0.4rem 0.5rem;
            position: relative;
            white-space: nowrap;
            transition: color 0.2s;
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 0.5rem;
            right: 0.5rem;
            bottom: -2px;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
            box-shadow: 0 0 10px var(--brand-cyan);
            transform: scaleX(0);
            transition: transform 0.25s ease;
        }

        .nav-links li a:hover {
            color: var(--brand-cyan);
        }

        .nav-links li a:hover::after {
            transform: scaleX(1);
        }

        .nav-links li a.active {
            color: var(--brand-cyan);
        }

        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-cta-btn {
            background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
            color: #03101F;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 0.55rem 1.35rem;
            border-radius: var(--radius-btn);
            border: none;
            white-space: nowrap;
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35), 0 8px 20px rgba(0, 0, 0, 0.35);
            transition: all 0.25s ease;
            display: inline-block;
            cursor: pointer;
        }

        .nav-cta-btn:hover {
            color: #03101F;
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
        }

        .offcanvas-custom {
            background: rgba(10, 22, 40, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-left: 1px solid var(--line-soft);
            max-width: 300px;
        }

        .offcanvas-custom .offcanvas-header {
            border-bottom: 1px solid var(--line-soft);
            padding: 1rem 1.25rem;
        }

        .offcanvas-custom .offcanvas-title {
            font-family: var(--font-title);
            font-weight: 800;
            color: var(--text-primary);
        }

        .offcanvas-custom .btn-close {
            filter: invert(1) brightness(1.8);
        }

        .offcanvas-custom .offcanvas-body {
            padding: 1rem 1.25rem;
        }

        .offcanvas-custom .nav-links-mobile {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }

        .offcanvas-custom .nav-links-mobile li a {
            display: block;
            padding: 0.75rem 0.25rem;
            font-weight: 600;
            font-size: 1rem;
            border-bottom: 1px solid var(--line-soft);
            transition: color 0.2s, padding-left 0.2s;
        }

        .offcanvas-custom .nav-links-mobile li a:hover {
            color: var(--brand-cyan);
            padding-left: 0.5rem;
        }

        /* === Hero === */
        .hero-section {
            padding: 3rem 0 4rem;
            background-image: url('/assets/images/122d459e9d089dc2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(5, 11, 22, 0.88) 20%, rgba(10, 22, 40, 0.72) 60%, rgba(5, 11, 22, 0.85) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 25% 30%, rgba(0, 217, 255, 0.12) 0%, transparent 40%), radial-gradient(circle at 80% 70%, rgba(91, 77, 255, 0.1) 0%, transparent 35%);
            pointer-events: none;
            z-index: 2;
            opacity: 0.6;
        }

        .hero-section .container {
            position: relative;
            z-index: 3;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        @media (max-width: 991px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }

        .hero-content h1 {
            font-size: clamp(2rem, 4vw, 3.5rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .hero-subtitle {
            color: var(--text-muted);
            font-size: 1.02rem;
            max-width: 500px;
            margin-bottom: 1.75rem;
            line-height: 1.8;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
        }

        .btn-primary-glow {
            background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
            color: #03101F;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            border: none;
            box-shadow: var(--shadow-glow), 0 8px 20px rgba(0, 0, 0, 0.35);
            transition: all 0.25s ease;
            display: inline-block;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary-glow:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F;
        }

        .btn-primary-glow:active {
            transform: translateY(0);
            box-shadow: var(--shadow-glow);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(0, 217, 255, 0.5);
            color: var(--brand-cyan);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
            display: inline-block;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-ghost:hover {
            background: rgba(0, 217, 255, 0.08);
            color: var(--brand-cyan);
            border-color: var(--brand-cyan);
        }

        .hero-data-panel {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
        }

        .hero-data-panel .panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 1.25rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--line-soft);
        }

        .hero-data-panel .panel-header span {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 600;
        }

        .hero-data-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.6rem 0;
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.9rem;
        }

        .hero-data-item .data-label {
            color: var(--text-muted);
        }

        .hero-data-item .data-value {
            font-family: var(--font-mono);
            color: var(--brand-cyan);
            font-weight: 700;
        }

        .hero-data-score {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.75rem 0;
            border-bottom: 1px solid var(--line-soft);
        }

        .hero-data-score .team {
            flex: 1;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .hero-data-score .score {
            font-family: var(--font-mono);
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--brand-cyan);
        }

        /* === 品牌介绍 === */
        .brand-intro-section {
            padding: 4rem 0;
        }

        .brand-intro-content {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.9;
        }

        .brand-intro-content p {
            margin-bottom: 1rem;
        }

        /* === 功能卡片 === */
        .feature-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.75rem 1.5rem;
            transition: all 0.25s ease;
            height: 100%;
        }

        .feature-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), var(--shadow-card);
            transform: translateY(-4px);
        }

        .feature-card:active {
            transform: translateY(0);
        }

        .feature-card .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 217, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            font-size: 1.3rem;
            color: var(--brand-cyan);
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }

        .feature-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* === 场景时间轴 === */
        .scene-timeline {
            position: relative;
            padding-left: 2rem;
            border-left: 2px solid rgba(0, 217, 255, 0.25);
        }

        .scene-item {
            margin-bottom: 1.75rem;
            position: relative;
            padding-left: 1rem;
        }

        .scene-item::before {
            content: '';
            position: absolute;
            left: -2.45rem;
            top: 0.35rem;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-cyan);
            box-shadow: 0 0 12px rgba(0, 217, 255, 0.5);
            border: 2px solid var(--bg-void);
        }

        .scene-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }

        .scene-item p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* === 截图演示 === */
        .demo-browser-frame {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.2);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            position: relative;
        }

        .demo-browser-frame .browser-bar {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.75rem 1rem;
            background: rgba(5, 11, 22, 0.5);
            border-bottom: 1px solid var(--line-soft);
        }

        .demo-browser-frame .browser-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
        }

        .demo-browser-frame .browser-dot.red {
            background: var(--danger);
        }
        .demo-browser-frame .browser-dot.yellow {
            background: var(--warning);
        }
        .demo-browser-frame .browser-dot.green {
            background: #28C76F;
        }

        .demo-browser-frame .browser-url {
            flex: 1;
            font-size: 0.75rem;
            color: var(--text-muted);
            font-family: var(--font-mono);
            background: rgba(255, 255, 255, 0.04);
            border-radius: 6px;
            padding: 0.2rem 0.6rem;
            border: 1px solid var(--line-soft);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .demo-browser-frame .browser-content {
            padding: 0;
        }

        .demo-browser-frame .browser-content img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            display: block;
        }

        /* === 案例卡 === */
        .case-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem 1.25rem;
            transition: all 0.25s ease;
            height: 100%;
        }

        .case-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), var(--shadow-card);
            transform: translateY(-4px);
        }

        .case-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .case-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        .case-card .case-tag {
            display: inline-block;
            font-size: 0.75rem;
            padding: 0.2rem 0.6rem;
            border-radius: 999px;
            background: rgba(0, 217, 255, 0.1);
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
            margin-bottom: 0.75rem;
            font-weight: 600;
        }

        /* === 价格卡 === */
        .pricing-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 2rem 1.5rem;
            text-align: center;
            transition: all 0.25s ease;
            height: 100%;
            position: relative;
        }

        .pricing-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), var(--shadow-card);
            transform: translateY(-4px);
        }

        .pricing-card.highlighted {
            border-color: rgba(0, 217, 255, 0.55);
            box-shadow: 0 0 40px rgba(0, 217, 255, 0.3), var(--shadow-card);
        }

        .pricing-card .pricing-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        .pricing-card .pricing-price {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 800;
            color: var(--brand-cyan);
            margin-bottom: 1rem;
        }

        .pricing-card .pricing-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .pricing-card .pricing-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--brand-cyan);
            color: #03101F;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 0.7rem;
            border-radius: 999px;
        }

        /* === 评价墙 === */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1rem;
        }

        .review-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1rem;
            transition: all 0.25s ease;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .review-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 20px rgba(0, 217, 255, 0.25), var(--shadow-card);
        }

        .review-card .review-quote {
            color: var(--text-muted);
            margin-bottom: 0.75rem;
        }

        .review-card .review-author {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--brand-cyan);
        }

        /* === 社区口碑 === */
        .discussion-item {
            border-bottom: 1px solid var(--line-soft);
            padding: 1rem 0;
            transition: all 0.2s ease;
        }

        .discussion-item:hover {
            background: rgba(255, 255, 255, 0.02);
            padding-left: 0.5rem;
        }

        .discussion-item .discussion-title {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 0.3rem;
        }

        .discussion-item .discussion-excerpt {
            color: var(--text-muted);
            font-size: 0.88rem;
            margin-bottom: 0.4rem;
        }

        .discussion-item .discussion-meta {
            display: flex;
            gap: 1rem;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .discussion-item .discussion-meta .tag {
            color: var(--brand-cyan);
            font-weight: 600;
        }

        /* === 资讯列表 === */
        .news-list-item {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1.25rem;
            margin-bottom: 0.75rem;
            transition: all 0.25s ease;
            display: flex;
            align-items: flex-start;
            gap: 1rem;
        }

        .news-list-item:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 20px rgba(0, 217, 255, 0.2), var(--shadow-card);
            transform: translateX(4px);
        }

        .news-list-item .news-date {
            font-family: var(--font-mono);
            font-size: 0.78rem;
            color: var(--brand-cyan);
            white-space: nowrap;
            font-weight: 600;
        }

        .news-list-item .news-title {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 0.25rem;
        }

        .news-list-item .news-excerpt {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.6;
        }

        /* === 热榜 === */
        .hot-list-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem 1.25rem;
        }

        .hot-list-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .hot-rank-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.55rem 0;
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.9rem;
        }

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

        .hot-rank-item .rank-number {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(0, 217, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--brand-cyan);
            flex-shrink: 0;
        }

        .hot-rank-item .rank-text {
            flex: 1;
            font-weight: 500;
        }

        .hot-rank-item .rank-heat {
            font-family: var(--font-mono);
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* === CTA 表单 === */
        .cta-panel {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.85), rgba(7, 18, 38, 0.75));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.25);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card), 0 0 40px rgba(0, 217, 255, 0.15);
            padding: 2.5rem 2rem;
            text-align: center;
        }

        .cta-panel h2 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
        }

        .cta-panel p {
            color: var(--text-muted);
            max-width: 500px;
            margin: 0 auto 1.5rem;
            font-size: 0.95rem;
        }

        .cta-form {
            display: flex;
            gap: 0.6rem;
            max-width: 460px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input[type="email"],
        .cta-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 217, 255, 0.16);
            border-radius: 999px;
            padding: 0.7rem 1.25rem;
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: all 0.2s;
        }

        .cta-form input:focus {
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.12);
            outline: none;
        }

        /* === FAQ === */
        .accordion-custom .accordion-item {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            margin-bottom: 0.65rem;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .accordion-custom .accordion-header {
            margin: 0;
        }

        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 1.05rem 1.25rem;
            border: none;
            box-shadow: none;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.5rem;
            cursor: pointer;
            width: 100%;
            text-align: left;
        }

        .accordion-custom .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.8rem;
            color: var(--brand-cyan);
            transition: transform 0.3s;
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid rgba(0, 217, 255, 0.25);
            outline-offset: -2px;
        }

        .accordion-custom .accordion-body {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            padding: 0.5rem 1.25rem 1.1rem;
        }

        /* === 专题入口 === */
        .topic-entry-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1rem;
            text-align: center;
            transition: all 0.25s ease;
            height: 100%;
        }

        .topic-entry-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 20px rgba(0, 217, 255, 0.25), var(--shadow-card);
            transform: translateY(-3px);
        }

        .topic-entry-card .topic-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(0, 217, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.6rem;
            font-size: 1.1rem;
            color: var(--brand-cyan);
        }

        .topic-entry-card h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }

        .topic-entry-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* === 媒体合作 === */
        .media-partner-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
            justify-content: center;
        }

        .media-partner-strip .partner-badge {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.5rem 1.25rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.2s;
            white-space: nowrap;
        }

        .media-partner-strip .partner-badge:hover {
            border-color: rgba(0, 217, 255, 0.5);
            color: var(--brand-cyan);
        }

        /* === 订阅条 === */
        .subscribe-bar {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.75rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .subscribe-bar .subscribe-text {
            flex: 1;
            min-width: 220px;
        }
        .subscribe-bar h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.3rem;
        }
        .subscribe-bar p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* === 页脚 === */
        .footer-section {
            background: var(--bg-void);
            border-top: 1px solid rgba(0, 217, 255, 0.2);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }

        .footer-brand {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-heading {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

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

        .footer-links li {
            margin-bottom: 0.4rem;
        }

        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--line-soft);
            margin-top: 2rem;
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1.5rem;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

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

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

        /* === 响应式 === */
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: inline-block;
                background: transparent;
                border: 1px solid var(--line-soft);
                border-radius: 8px;
                padding: 0.4rem 0.6rem;
                color: var(--text-primary);
                font-size: 1.2rem;
            }
        }

        @media (min-width: 992px) {
            .navbar-toggler {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .hero-section {
                min-height: auto;
                padding: 2.5rem 0 3rem;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-data-panel {
                padding: 1rem;
            }
            .cta-panel {
                padding: 1.75rem 1.25rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .demo-browser-frame .browser-content img {
                height: 160px;
            }
            .pricing-card {
                padding: 1.5rem 1rem;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .hero-grid {
                gap: 1rem;
            }
        }

        @media (max-width: 575px) {
            section {
                padding: 3rem 0;
            }
            .topbar {
                font-size: 0.7rem;
            }
            .topbar .topbar-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.3rem;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .news-list-item {
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem;
            }
            .subscribe-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input[type="email"],
            .cta-form input[type="text"] {
                min-width: 100%;
            }
        }

        @media (min-width: 768px) and (max-width: 991px) {
            .feature-card {
                padding: 1.25rem 1rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-void: #050B16;
            --bg-deep: #0A1628;
            --bg-panel: rgba(11, 26, 51, 0.55);
            --bg-panel-strong: rgba(15, 37, 71, 0.72);
            --brand-cyan: #00D9FF;
            --brand-blue: #1769E0;
            --brand-violet: #5B4DFF;
            --text-primary: #F4F8FF;
            --text-muted: #9DB2CE;
            --line-glow: rgba(0, 217, 255, 0.22);
            --line-soft: rgba(255, 255, 255, 0.08);
            --danger: #FF4D6A;
            --warning: #F5C542;
            --radius-card: 18px;
            --radius-btn: 999px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            --shadow-glow: 0 0 18px rgba(0, 217, 255, 0.35);
            --font-title: 'HarmonyOS Sans SC', '思源黑体', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, monospace;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-void);
            background-image: radial-gradient(ellipse at 30% 20%, rgba(0, 217, 255, 0.04) 0%, transparent 55%), radial-gradient(ellipse at 75% 60%, rgba(91, 77, 255, 0.05) 0%, transparent 50%);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        a:hover {
            color: var(--brand-cyan);
        }

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(0, 217, 255, 0.35);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        section {
            padding: 4.5rem 0;
            position: relative;
        }

        .section-alt {
            background: rgba(10, 22, 40, 0.5);
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }

        .section-divider {
            border-top: 1px solid var(--line-soft);
            margin: 0;
            padding: 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            padding: 0.28rem 0.9rem;
            margin-bottom: 1rem;
            background: rgba(0, 217, 255, 0.06);
        }

        .section-title {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.5rem, 2.6vw, 2.25rem);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
            color: var(--text-primary);
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 700px;
            margin: 0 0 2rem;
            line-height: 1.8;
        }

        .mono-data {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            color: var(--brand-cyan);
        }

        /* === 顶部信息条 === */
        .topbar {
            background: rgba(5, 11, 22, 0.9);
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.75rem;
            line-height: 1;
            padding: 0.5rem 0;
            color: var(--text-muted);
            position: relative;
            z-index: 1050;
            min-height: 34px;
            display: flex;
            align-items: center;
        }
        .topbar .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .topbar-left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .topbar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .topbar a {
            color: var(--text-muted);
            font-weight: 500;
            transition: color 0.2s;
        }
        .topbar a:hover {
            color: var(--brand-cyan);
        }
        .topbar-link-btn {
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.2rem 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.2s;
            display: inline-block;
            font-size: 0.72rem;
        }
        .topbar-link-btn:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }

        /* === 主导航 === */
        .navbar-main {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 22, 40, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line-soft);
            min-height: 68px;
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
        }
        .navbar-main .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            transition: color 0.2s;
        }
        .brand-logo:hover {
            color: var(--brand-cyan);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.25), rgba(23, 105, 224, 0.25));
            border: 1px solid rgba(0, 217, 255, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-cyan);
            font-size: 1rem;
            box-shadow: 0 0 14px rgba(0, 217, 255, 0.25);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            padding-bottom: 0.4rem;
            border-bottom: 2px solid transparent;
            transition: color 0.2s, border-color 0.2s;
            white-space: nowrap;
            position: relative;
        }
        .nav-links li a:hover {
            color: var(--text-primary);
            border-bottom-color: var(--brand-cyan);
        }
        .nav-links li a.active {
            color: var(--brand-cyan);
            border-bottom-color: var(--brand-cyan);
            font-weight: 600;
        }
        .nav-cta-btn {
            border: 1px solid rgba(0, 217, 255, 0.5);
            border-radius: 999px;
            padding: 0.45rem 1.4rem;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--brand-cyan);
            transition: all 0.2s;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: rgba(0, 217, 255, 0.08);
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }
        .navbar-toggler {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--line-soft);
            border-radius: 10px;
            color: var(--text-primary);
            font-size: 1.2rem;
            padding: 0.4rem 0.7rem;
            transition: all 0.2s;
        }
        .navbar-toggler:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }

        /* === 移动端 offcanvas === */
        .offcanvas {
            background: rgba(10, 22, 40, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-left: 1px solid var(--line-soft);
        }
        .offcanvas-header {
            border-bottom: 1px solid var(--line-soft);
            padding: 1.2rem 1.5rem;
        }
        .offcanvas-title {
            color: var(--text-primary);
            font-weight: 700;
            font-family: var(--font-title);
        }
        .offcanvas .btn-close {
            filter: invert(1) brightness(200%);
        }
        .offcanvas-body {
            padding: 1.5rem;
        }
        .offcanvas-body .nav-links {
            flex-direction: column;
            gap: 1.2rem;
        }
        .offcanvas-body .nav-links li a {
            font-size: 1.1rem;
            padding: 0.5rem 0;
            display: block;
            border-bottom: none;
            color: var(--text-primary);
        }
        .offcanvas-body .nav-links li a.active {
            color: var(--brand-cyan);
        }
        .offcanvas-body .nav-links li a:hover {
            color: var(--brand-cyan);
        }

        /* === 面包屑 === */
        .breadcrumb-section {
            padding: 2rem 0 1rem;
            background: rgba(5, 11, 22, 0.3);
            border-bottom: 1px solid var(--line-soft);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.82rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .breadcrumb-nav li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .breadcrumb-nav li a {
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .breadcrumb-nav li a:hover {
            color: var(--brand-cyan);
        }
        .breadcrumb-nav li.active {
            color: var(--brand-cyan);
            font-weight: 500;
        }
        .breadcrumb-nav .separator {
            color: var(--line-soft);
            font-size: 0.7rem;
        }

        /* === 分类页首屏 === */
        .category-hero {
            padding: 2.5rem 0 2rem;
            position: relative;
        }
        .category-hero h1 {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(2rem, 4vw, 3rem);
            letter-spacing: -0.02em;
            margin: 0 0 1rem;
            color: var(--text-primary);
        }
        .category-hero .lead-text {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 780px;
            line-height: 1.85;
            margin: 0;
        }

        /* === 筛选条 === */
        .filter-bar {
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: 16px;
            padding: 1rem 1.2rem;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.75rem;
        }
        .filter-bar .filter-label {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-right: 0.25rem;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 1rem;
            border-radius: 999px;
            border: 1px solid var(--line-soft);
            font-size: 0.82rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.03);
            transition: all 0.2s;
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            background: rgba(0, 217, 255, 0.06);
        }
        .filter-tag.active {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            background: rgba(0, 217, 255, 0.1);
            box-shadow: 0 0 12px rgba(0, 217, 255, 0.15);
            font-weight: 600;
        }
        .filter-tag i {
            font-size: 0.75rem;
        }

        /* === 资讯列表卡片 === */
        .news-item-card {
            display: flex;
            gap: 1.25rem;
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.5rem;
            transition: all 0.25s ease;
            margin-bottom: 0.85rem;
            align-items: flex-start;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }
        .news-item-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28);
            transform: translateY(-4px);
        }
        .news-item-thumb {
            flex-shrink: 0;
            width: 140px;
            height: 90px;
            border-radius: 12px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.04);
        }
        .news-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item-content {
            flex: 1;
            min-width: 0;
        }
        .news-item-content .news-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 0.4rem;
            flex-wrap: wrap;
        }
        .news-item-content .news-meta .badge-tag {
            background: rgba(0, 217, 255, 0.1);
            border: 1px solid rgba(0, 217, 255, 0.25);
            border-radius: 999px;
            padding: 0.15rem 0.65rem;
            font-size: 0.72rem;
            color: var(--brand-cyan);
            font-weight: 500;
        }
        .news-item-content .news-meta .date {
            font-family: var(--font-mono);
            font-size: 0.75rem;
        }
        .news-item-content h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 0.4rem;
            color: var(--text-primary);
            line-height: 1.5;
        }
        .news-item-content p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* === 精选封面文章 === */
        .feature-article {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            padding: 0;
        }
        .feature-article .feature-img-wrap {
            position: relative;
            height: 260px;
            overflow: hidden;
        }
        .feature-article .feature-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-article .feature-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(5, 11, 22, 0.85), transparent 70%);
        }
        .feature-article .feature-body {
            padding: 1.6rem 1.8rem 1.8rem;
        }
        .feature-article .feature-body h3 {
            font-size: 1.35rem;
            font-weight: 800;
            margin: 0 0 0.6rem;
            color: var(--text-primary);
            font-family: var(--font-title);
        }
        .feature-article .feature-body p {
            color: var(--text-muted);
            font-size: 0.94rem;
            margin: 0 0 1rem;
            line-height: 1.75;
        }

        /* === 数据简报横向条 === */
        .brief-card {
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: 14px;
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 1.25rem;
            transition: all 0.25s ease;
            margin-bottom: 0.85rem;
        }
        .brief-card:hover {
            border-color: rgba(0, 217, 255, 0.4);
            background: rgba(0, 217, 255, 0.04);
        }
        .brief-card .brief-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 217, 255, 0.08);
            border: 1px solid rgba(0, 217, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-cyan);
            font-size: 1.2rem;
        }
        .brief-card .brief-content {
            flex: 1;
            min-width: 0;
        }
        .brief-card .brief-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 0.25rem;
            color: var(--text-primary);
        }
        .brief-card .brief-content p {
            font-size: 0.84rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.55;
        }
        .brief-card .brief-score {
            font-family: var(--font-mono);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--brand-cyan);
            flex-shrink: 0;
        }

        /* === 订阅 CTA === */
        .subscribe-cta {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.85), rgba(7, 18, 38, 0.75));
            border: 1px solid rgba(0, 217, 255, 0.25);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 217, 255, 0.12), transparent 70%);
            border-radius: 50%;
        }
        .subscribe-cta h2 {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.6rem;
            margin: 0 0 0.6rem;
            color: var(--text-primary);
            position: relative;
            z-index: 1;
        }
        .subscribe-cta p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin: 0 0 1.5rem;
            max-width: 600px;
            position: relative;
            z-index: 1;
        }
        .subscribe-cta .cta-form {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .subscribe-cta .cta-form input {
            flex: 1;
            min-width: 200px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 217, 255, 0.16);
            border-radius: 999px;
            padding: 0.7rem 1.25rem;
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: all 0.2s;
        }
        .subscribe-cta .cta-form input:focus {
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.12);
            outline: none;
        }
        .subscribe-cta .cta-form input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        /* === 按钮 === */
        .btn-glow {
            background: linear-gradient(135deg, #00D9FF, #1769E0);
            color: #03101F;
            font-weight: 700;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35), 0 8px 20px rgba(0, 0, 0, 0.35);
            transition: all 0.25s ease;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.92rem;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-glow:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F;
        }
        .btn-glow:active {
            transform: translateY(0);
            box-shadow: 0 0 12px rgba(0, 217, 255, 0.3), 0 4px 12px rgba(0, 0, 0, 0.3);
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(0, 217, 255, 0.5);
            color: var(--brand-cyan);
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.92rem;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-ghost:hover {
            background: rgba(0, 217, 255, 0.08);
            color: var(--brand-cyan);
            border-color: var(--brand-cyan);
            transform: translateY(-2px);
        }

        /* === 专题入口卡 === */
        .topic-entry-card {
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.75rem;
            transition: all 0.25s ease;
            height: 100%;
            display: flex;
            align-items: flex-start;
            gap: 1rem;
        }
        .topic-entry-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28);
            transform: translateY(-4px);
        }
        .topic-entry-card .topic-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(0, 217, 255, 0.08);
            border: 1px solid rgba(0, 217, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-cyan);
            font-size: 1.1rem;
        }
        .topic-entry-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 0.35rem;
            color: var(--text-primary);
        }
        .topic-entry-card p {
            font-size: 0.84rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* === FAQ === */
        .faq-section {
            background: rgba(10, 22, 40, 0.5);
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }
        .accordion-item {
            background: transparent;
            border: 1px solid var(--line-soft);
            border-radius: 14px !important;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .accordion-item:hover {
            border-color: rgba(0, 217, 255, 0.3);
        }
        .accordion-button {
            background: var(--bg-panel);
            color: var(--text-primary);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 1.1rem 1.5rem;
            border-radius: 14px !important;
            box-shadow: none;
            transition: all 0.2s;
        }
        .accordion-button:not(.collapsed) {
            background: rgba(0, 217, 255, 0.06);
            color: var(--brand-cyan);
            box-shadow: none;
            border-bottom: 1px solid rgba(0, 217, 255, 0.2);
        }
        .accordion-button::after {
            filter: invert(1) brightness(1.5);
            background-size: 1rem;
        }
        .accordion-button:not(.collapsed)::after {
            filter: invert(1) brightness(2);
            transform: rotate(-180deg);
        }
        .accordion-button:focus {
            box-shadow: none;
            outline: 3px solid rgba(0, 217, 255, 0.2);
            outline-offset: 2px;
        }
        .accordion-body {
            background: rgba(5, 11, 22, 0.5);
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 1.1rem 1.5rem;
            line-height: 1.75;
        }

        /* === 页脚 === */
        .footer-section {
            background: rgba(5, 11, 22, 0.9);
            border-top: 1px solid rgba(0, 217, 255, 0.2);
            padding: 3.5rem 0 1.5rem;
        }
        .footer-brand {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            max-width: 320px;
            line-height: 1.7;
            margin: 0;
        }
        .footer-heading {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.55rem;
        }
        .footer-links li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .footer-links li a:hover {
            color: var(--brand-cyan);
        }
        .footer-bottom {
            border-top: 1px solid var(--line-soft);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem 1.5rem;
            font-size: 0.78rem;
            color: var(--text-muted);
            justify-content: space-between;
            align-items: center;
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .footer-bottom a:hover {
            color: var(--brand-cyan);
        }

        /* === 响应式 === */
        @media (max-width: 991.98px) {
            .nav-links {
                display: none;
            }
            .navbar-toggler {
                display: inline-flex !important;
            }
        }
        @media (min-width: 992px) {
            .navbar-toggler {
                display: none;
            }
        }
        @media (max-width: 767.98px) {
            section {
                padding: 3rem 0;
            }
            .news-item-card {
                flex-direction: column;
                padding: 1rem;
            }
            .news-item-thumb {
                width: 100%;
                height: 160px;
            }
            .feature-article .feature-img-wrap {
                height: 180px;
            }
            .feature-article .feature-body {
                padding: 1.2rem 1.2rem;
            }
            .brief-card {
                flex-wrap: wrap;
                padding: 1rem;
            }
            .brief-card .brief-score {
                font-size: 1.1rem;
            }
            .subscribe-cta {
                padding: 2rem 1.25rem;
            }
            .subscribe-cta .cta-form {
                flex-direction: column;
            }
            .subscribe-cta .cta-form input {
                min-width: 100%;
            }
            .filter-bar {
                padding: 0.8rem;
                gap: 0.5rem;
            }
            .filter-tag {
                font-size: 0.75rem;
                padding: 0.3rem 0.7rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
            .breadcrumb-section {
                padding: 1.5rem 0 0.75rem;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .topbar .topbar-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.35rem;
            }
            .topbar-right {
                gap: 0.5rem;
                flex-wrap: wrap;
            }
            .news-item-content h3 {
                font-size: 0.95rem;
            }
            .feature-article .feature-body h3 {
                font-size: 1.15rem;
            }
            .topic-entry-card {
                padding: 1.2rem;
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category2 */
:root {
            --bg-void: #050B16;
            --bg-deep: #0A1628;
            --bg-panel: rgba(11, 26, 51, 0.55);
            --bg-panel-strong: rgba(15, 37, 71, 0.72);
            --brand-cyan: #00D9FF;
            --brand-blue: #1769E0;
            --brand-violet: #5B4DFF;
            --text-primary: #F4F8FF;
            --text-muted: #9DB2CE;
            --line-glow: rgba(0, 217, 255, 0.22);
            --line-soft: rgba(255, 255, 255, 0.08);
            --danger: #FF4D6A;
            --warning: #F5C542;
            --radius-card: 18px;
            --radius-btn: 999px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            --shadow-glow: 0 0 18px rgba(0, 217, 255, 0.35);
            --font-title: 'HarmonyOS Sans SC', '思源黑体', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, monospace;
        }
        body {
            background-color: var(--bg-void);
            background-image: radial-gradient(ellipse at 25% 15%, rgba(0, 217, 255, 0.04) 0%, transparent 55%), radial-gradient(ellipse at 75% 55%, rgba(91, 77, 255, 0.05) 0%, transparent 50%);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease;
        }
        a:hover {
            color: var(--brand-cyan);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(0, 217, 255, 0.35);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-alt {
            background: rgba(10, 22, 40, 0.5);
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }
        .section-divider {
            border-top: 1px solid var(--line-soft);
            margin: 0;
            padding: 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            padding: 0.28rem 0.9rem;
            margin-bottom: 1rem;
            background: rgba(0, 217, 255, 0.06);
        }
        .section-title {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.5rem, 2.6vw, 2.25rem);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
            color: var(--text-primary);
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 700px;
            margin: 0 0 2rem;
            line-height: 1.8;
        }
        .mono-data {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            color: var(--brand-cyan);
        }
        .topbar {
            background: rgba(5, 11, 22, 0.9);
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.75rem;
            line-height: 1;
            padding: 0.5rem 0;
            color: var(--text-muted);
            position: relative;
            z-index: 1050;
            min-height: 34px;
            display: flex;
            align-items: center;
        }
        .topbar .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .topbar-left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .topbar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .topbar a {
            color: var(--text-muted);
            font-weight: 500;
            transition: color 0.2s;
        }
        .topbar a:hover {
            color: var(--brand-cyan);
        }
        .topbar-link-btn {
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.2rem 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.2s;
            display: inline-block;
            font-size: 0.72rem;
        }
        .topbar-link-btn:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }
        .navbar-main {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 22, 40, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line-soft);
            min-height: 68px;
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
        }
        .navbar-main .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
        }
        .brand-logo:hover {
            color: var(--text-primary);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
            color: #03101F;
            font-size: 1rem;
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li {
            margin: 0;
        }
        .nav-links a {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
            padding: 0.25rem 0;
            transition: color 0.2s ease;
        }
        .nav-links a:hover {
            color: var(--text-primary);
        }
        .nav-links a.active {
            color: var(--brand-cyan);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--brand-cyan);
            box-shadow: 0 0 8px rgba(0, 217, 255, 0.6);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
            color: #03101F !important;
            font-weight: 700;
            border-radius: 999px;
            padding: 0.5rem 1.25rem !important;
            font-size: 0.85rem;
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35), 0 8px 20px rgba(0, 0, 0, 0.35);
            transition: all 0.25s ease;
        }
        .nav-cta-btn:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F !important;
        }
        .nav-cta-btn.active::after {
            display: none;
        }
        .navbar-toggler {
            border: 1px solid var(--line-soft);
            color: var(--text-primary);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            background: rgba(11, 26, 51, 0.55);
            transition: all 0.2s;
        }
        .navbar-toggler:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }
        .offcanvas-nav {
            background: rgba(10, 22, 40, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-left: 1px solid var(--line-soft);
        }
        .offcanvas-nav .offcanvas-header {
            border-bottom: 1px solid var(--line-soft);
            padding: 1rem 1.5rem;
        }
        .offcanvas-nav .offcanvas-body {
            padding: 1.5rem;
        }
        .offcanvas-nav .nav-links {
            flex-direction: column;
            gap: 1.25rem;
            width: 100%;
        }
        .offcanvas-nav .nav-links a {
            font-size: 1.05rem;
            padding: 0.5rem 0;
            display: block;
        }
        .offcanvas-nav .nav-links a.active::after {
            bottom: 0;
        }
        .glass-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
            overflow: hidden;
        }
        .glass-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), 0 20px 40px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }
        .btn-primary-glow {
            background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
            color: #03101F;
            font-weight: 700;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            border: none;
            box-shadow: var(--shadow-glow), 0 8px 20px rgba(0, 0, 0, 0.35);
            transition: all 0.25s ease;
            font-size: 0.95rem;
            display: inline-block;
            text-align: center;
        }
        .btn-primary-glow:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F;
        }
        .btn-primary-glow:active {
            transform: translateY(0);
            box-shadow: var(--shadow-glow);
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(0, 217, 255, 0.5);
            color: var(--brand-cyan);
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
            font-size: 0.95rem;
            display: inline-block;
            text-align: center;
        }
        .btn-ghost:hover {
            background: rgba(0, 217, 255, 0.08);
            color: var(--brand-cyan);
            border-color: var(--brand-cyan);
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 1.25rem;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .breadcrumb-custom a:hover {
            color: var(--brand-cyan);
        }
        .breadcrumb-custom .sep {
            color: var(--line-glow);
        }
        .breadcrumb-custom .current {
            color: var(--brand-cyan);
            font-weight: 600;
        }
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.75rem;
            padding: 1rem 1.25rem;
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: 14px;
            margin-bottom: 1.5rem;
        }
        .filter-bar .filter-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .filter-bar .filter-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            font-weight: 600;
            margin-right: 0.25rem;
        }
        .filter-chip {
            border: 1px solid var(--line-soft);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-muted);
            border-radius: 999px;
            padding: 0.3rem 0.9rem;
            font-size: 0.78rem;
            cursor: pointer;
            transition: all 0.2s;
            display: inline-block;
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }
        .filter-chip.active {
            background: rgba(0, 217, 255, 0.12);
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            font-weight: 600;
        }
        .fixture-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
            overflow: hidden;
            margin-bottom: 1.25rem;
        }
        .fixture-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), 0 20px 40px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }
        .fixture-card .fixture-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }
        .fixture-card .fixture-body {
            padding: 1.25rem;
        }
        .fixture-card .fixture-league {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            color: var(--brand-cyan);
            background: rgba(0, 217, 255, 0.08);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            padding: 0.2rem 0.7rem;
            margin-bottom: 0.75rem;
        }
        .fixture-card .fixture-teams {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .fixture-card .fixture-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
        }
        .fixture-card .fixture-meta i {
            color: var(--brand-cyan);
            margin-right: 0.3rem;
            width: 14px;
            text-align: center;
        }
        .fixture-card .fixture-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 0.75rem;
        }
        .fixture-card .fixture-tag {
            font-size: 0.72rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.18rem 0.6rem;
        }
        .data-compare-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 1.25rem;
        }
        .data-compare-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            transition: all 0.25s ease;
        }
        .data-compare-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28);
            transform: translateY(-4px);
        }
        .data-compare-card .dc-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 600;
            margin-bottom: 0.35rem;
        }
        .data-compare-card .dc-value {
            font-family: var(--font-mono);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--brand-cyan);
            margin-bottom: 0.5rem;
        }
        .data-compare-card .dc-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .result-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .result-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            padding: 0.9rem 1.25rem;
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: 12px;
            margin-bottom: 0.75rem;
            transition: all 0.2s ease;
        }
        .result-list li:hover {
            border-color: var(--line-glow);
            background: rgba(0, 217, 255, 0.04);
        }
        .result-list .rl-teams {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-primary);
        }
        .result-list .rl-score {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--brand-cyan);
        }
        .result-list .rl-info {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .result-list .rl-info i {
            color: var(--brand-cyan);
            margin-right: 0.25rem;
        }
        .cta-section {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 2.5rem;
            text-align: center;
        }
        .cta-section .cta-title {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.5rem, 2.2vw, 2rem);
            letter-spacing: -0.02em;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }
        .cta-section .cta-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 600px;
            margin: 0 auto 1.5rem;
            line-height: 1.8;
        }
        .cta-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: center;
        }
        .cta-form input {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 217, 255, 0.16);
            border-radius: 999px;
            color: var(--text-primary);
            padding: 0.75rem 1.25rem;
            font-size: 0.9rem;
            min-width: 250px;
            transition: all 0.2s;
        }
        .cta-form input:focus {
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.12);
            outline: none;
        }
        .cta-form input::placeholder {
            color: rgba(157, 178, 206, 0.6);
        }
        .service-entry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1.25rem;
        }
        .service-entry-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            transition: all 0.25s ease;
            display: block;
        }
        .service-entry-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28);
            transform: translateY(-4px);
            color: var(--text-primary);
        }
        .service-entry-card .se-icon {
            font-size: 1.5rem;
            color: var(--brand-cyan);
            margin-bottom: 0.75rem;
        }
        .service-entry-card .se-title {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }
        .service-entry-card .se-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .footer-section {
            background: rgba(5, 11, 22, 0.9);
            border-top: 1px solid rgba(0, 217, 255, 0.2);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }
        .footer-brand {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-heading {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color 0.2s;
        }
        .footer-links a:hover {
            color: var(--brand-cyan);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            padding-top: 1.5rem;
            margin-top: 2rem;
            border-top: 1px solid var(--line-soft);
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .footer-bottom a:hover {
            color: var(--brand-cyan);
        }
        .page-intro-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
            padding: 1.5rem 0 2.5rem;
        }
        .page-intro-text {
            flex: 1.2;
            min-width: 280px;
        }
        .page-intro-img {
            flex: 0.8;
            min-width: 260px;
        }
        .page-intro-img img {
            border-radius: var(--radius-card);
            border: 1px solid var(--line-glow);
            box-shadow: var(--shadow-card);
            width: 100%;
            max-height: 220px;
            object-fit: cover;
        }
        .h1-category {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.7rem, 3vw, 2.5rem);
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }
        .h1-sub {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 640px;
            line-height: 1.8;
        }
        @media (max-width: 991.98px) {
            .nav-links {
                gap: 1.1rem;
            }
            .nav-links a {
                font-size: 0.85rem;
            }
        }
        @media (max-width: 767.98px) {
            section {
                padding: 3rem 0;
            }
            .nav-links {
                display: none;
            }
            .page-intro-row {
                flex-direction: column-reverse;
                gap: 1.5rem;
            }
            .page-intro-img img {
                max-height: 180px;
            }
            .filter-bar {
                padding: 0.75rem;
            }
            .filter-chip {
                font-size: 0.72rem;
                padding: 0.25rem 0.7rem;
            }
            .fixture-card .fixture-img {
                height: 130px;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .h1-category {
                font-size: 1.6rem;
            }
            .filter-bar .filter-group {
                gap: 0.35rem;
            }
            .filter-bar .filter-label {
                font-size: 0.72rem;
            }
            .filter-chip {
                font-size: 0.68rem;
                padding: 0.2rem 0.55rem;
            }
            .result-list li {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
                padding: 0.75rem 1rem;
            }
            .cta-section {
                padding: 1.5rem;
            }
            .cta-form input {
                min-width: 100%;
            }
        }

/* roulang page: category4 */
:root {
            --bg-void: #050B16;
            --bg-deep: #0A1628;
            --bg-panel: rgba(11, 26, 51, 0.55);
            --bg-panel-strong: rgba(15, 37, 71, 0.72);
            --brand-cyan: #00D9FF;
            --brand-blue: #1769E0;
            --brand-violet: #5B4DFF;
            --text-primary: #F4F8FF;
            --text-muted: #9DB2CE;
            --line-glow: rgba(0, 217, 255, 0.22);
            --line-soft: rgba(255, 255, 255, 0.08);
            --danger: #FF4D6A;
            --warning: #F5C542;
            --radius-card: 18px;
            --radius-btn: 999px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            --shadow-glow: 0 0 18px rgba(0, 217, 255, 0.35);
            --font-title: 'HarmonyOS Sans SC', '思源黑体', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, monospace;
        }

        body {
            background-color: var(--bg-void);
            background-image: radial-gradient(ellipse at 30% 20%, rgba(0, 217, 255, 0.04) 0%, transparent 55%), radial-gradient(ellipse at 75% 60%, rgba(91, 77, 255, 0.05) 0%, transparent 50%);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
        }
        a:hover {
            color: var(--brand-cyan);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(0, 217, 255, 0.35);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        section {
            padding: 4rem 0;
            position: relative;
        }
        .section-alt {
            background: rgba(10, 22, 40, 0.5);
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }
        .section-divider {
            border-top: 1px solid var(--line-soft);
            margin: 0;
            padding: 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            padding: 0.28rem 0.9rem;
            margin-bottom: 1rem;
            background: rgba(0, 217, 255, 0.06);
        }
        .section-title {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.5rem, 2.6vw, 2.25rem);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
            color: var(--text-primary);
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 700px;
            margin: 0 0 2rem;
            line-height: 1.8;
        }
        .mono-data {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            color: var(--brand-cyan);
        }

        /* 顶部信息条 */
        .topbar {
            background: rgba(5, 11, 22, 0.9);
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.75rem;
            line-height: 1;
            padding: 0.5rem 0;
            color: var(--text-muted);
            position: relative;
            z-index: 1050;
            min-height: 34px;
            display: flex;
            align-items: center;
        }
        .topbar .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .topbar-left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .topbar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .topbar a {
            color: var(--text-muted);
            font-weight: 500;
            transition: color 0.2s;
        }
        .topbar a:hover {
            color: var(--brand-cyan);
        }
        .topbar-link-btn {
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.2rem 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.2s;
            display: inline-block;
            font-size: 0.72rem;
        }
        .topbar-link-btn:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }

        /* 主导航 */
        .navbar-main {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 22, 40, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line-soft);
            min-height: 68px;
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
        }
        .navbar-main .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 800;
            font-family: var(--font-title);
            font-size: 1.25rem;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .brand-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.18), rgba(23, 105, 224, 0.25));
            border: 1px solid var(--line-glow);
            color: var(--brand-cyan);
            font-size: 1rem;
            box-shadow: 0 0 16px rgba(0, 217, 255, 0.2);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
            padding: 0.35rem 0;
            transition: color 0.2s;
        }
        .nav-links li a:hover {
            color: var(--text-primary);
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--brand-cyan);
            box-shadow: 0 0 8px rgba(0, 217, 255, 0.5);
            transition: width 0.25s ease;
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            width: 100%;
        }
        .nav-links li a.active {
            color: var(--text-primary);
        }
        .nav-cta-btn {
            border: 1px solid rgba(0, 217, 255, 0.5) !important;
            border-radius: 999px;
            padding: 0.4rem 1.25rem !important;
            color: var(--brand-cyan) !important;
            font-weight: 600;
            transition: background-color 0.2s, box-shadow 0.2s;
        }
        .nav-cta-btn:hover {
            background-color: rgba(0, 217, 255, 0.08);
            box-shadow: 0 0 14px rgba(0, 217, 255, 0.2);
        }
        .nav-cta-btn::after {
            display: none !important;
        }
        .navbar-toggler {
            background: transparent;
            border: 1px solid var(--line-soft);
            border-radius: 10px;
            color: var(--text-primary);
            padding: 0.35rem 0.7rem;
            font-size: 1.1rem;
            transition: border-color 0.2s, box-shadow 0.2s;
        }
        .navbar-toggler:hover {
            border-color: var(--brand-cyan);
            box-shadow: 0 0 10px rgba(0, 217, 255, 0.2);
        }

        /* Offcanvas */
        .offcanvas {
            background: rgba(10, 22, 40, 0.92) !important;
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-left: 1px solid var(--line-soft) !important;
        }
        .offcanvas .offcanvas-header {
            border-bottom: 1px solid var(--line-soft);
        }
        .offcanvas .offcanvas-title {
            font-family: var(--font-title);
            font-weight: 800;
            color: var(--text-primary);
        }
        .offcanvas .btn-close {
            filter: invert(1) brightness(1);
        }
        .offcanvas .nav-links-mobile {
            list-style: none;
            padding: 1rem 1.5rem;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }
        .offcanvas .nav-links-mobile li a {
            display: block;
            padding: 0.8rem 0.5rem;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
            border-bottom: 1px solid var(--line-soft);
            transition: color 0.2s, padding-left 0.2s;
        }
        .offcanvas .nav-links-mobile li a:hover,
        .offcanvas .nav-links-mobile li a.active {
            color: var(--brand-cyan);
            padding-left: 0.8rem;
        }

        /* 页面头区域 */
        .page-header {
            padding: 3.5rem 0 2rem;
            background: linear-gradient(180deg, rgba(10, 22, 40, 0.75) 0%, rgba(5, 11, 22, 0) 100%);
            border-bottom: 1px solid var(--line-soft);
        }
        .breadcrumb-page {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb-page a {
            color: var(--text-muted);
        }
        .breadcrumb-page a:hover {
            color: var(--brand-cyan);
        }
        .breadcrumb-page .separator {
            color: var(--line-soft);
        }
        .page-header h1 {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
            color: var(--text-primary);
        }
        .page-header .page-desc {
            max-width: 780px;
            color: var(--text-muted);
            font-size: 0.98rem;
            line-height: 1.85;
            margin: 0;
        }

        /* 玻璃卡片 */
        .glass-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
            overflow: hidden;
        }
        .glass-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), 0 20px 40px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }
        .glass-card:active {
            transform: translateY(0);
            box-shadow: var(--shadow-card);
        }

        /* 主推深度文章卡 */
        .feature-article-card {
            display: flex;
            flex-direction: column;
            gap: 0;
            margin-bottom: 2rem;
        }
        .feature-article-card .feature-img-wrap {
            position: relative;
            height: 280px;
            overflow: hidden;
        }
        .feature-article-card .feature-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .feature-article-card .feature-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(5, 11, 22, 0.1) 0%, rgba(5, 11, 22, 0.85) 100%);
        }
        .feature-article-card .feature-body {
            padding: 1.5rem 1.5rem 2rem;
            position: relative;
        }
        .feature-tag {
            display: inline-block;
            background: rgba(0, 217, 255, 0.12);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            color: var(--brand-cyan);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 0.2rem 0.8rem;
            margin-bottom: 0.75rem;
        }
        .feature-article-card h3 {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.35rem;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin: 0 0 0.75rem;
            line-height: 1.5;
        }
        .feature-article-card .feature-excerpt {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 1rem;
        }
        .feature-meta {
            display: flex;
            gap: 1.25rem;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .feature-meta span {
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        /* 筛选条 */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.65rem;
            padding: 1rem 1.25rem;
            background: rgba(11, 26, 51, 0.45);
            border: 1px solid var(--line-soft);
            border-radius: 14px;
            margin-bottom: 2rem;
        }
        .filter-bar .filter-label {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 0.35rem;
        }
        .filter-chip {
            border: 1px solid var(--line-soft);
            background: transparent;
            border-radius: 999px;
            color: var(--text-muted);
            font-size: 0.78rem;
            font-weight: 500;
            padding: 0.28rem 0.9rem;
            transition: all 0.2s;
            cursor: pointer;
        }
        .filter-chip:hover,
        .filter-chip.active {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            background: rgba(0, 217, 255, 0.07);
        }
        .filter-chip.active {
            box-shadow: 0 0 10px rgba(0, 217, 255, 0.18);
        }

        /* 文章列表卡片 */
        .journal-list-item {
            display: flex;
            flex-direction: column;
            padding: 0;
            margin-bottom: 1.25rem;
        }
        .journal-list-item .article-card-inner {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .journal-list-item .article-img {
            height: 200px;
            overflow: hidden;
        }
        .journal-list-item .article-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.3s ease;
        }
        .journal-list-item:hover .article-img img {
            transform: scale(1.03);
        }
        .journal-list-item .article-body {
            padding: 1.25rem 1.25rem 1.5rem;
        }
        .journal-list-item h3 {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin: 0 0 0.6rem;
            line-height: 1.5;
        }
        .journal-list-item .article-excerpt {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            margin-bottom: 0.85rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .journal-list-item .article-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .journal-list-item .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        /* 热门讨论 */
        .discussion-card {
            padding: 1.25rem 1.5rem;
            margin-bottom: 1rem;
        }
        .discussion-card .discussion-topic {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .discussion-card .discussion-text {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 0.75rem;
        }
        .discussion-card .discussion-stats {
            display: flex;
            gap: 1.25rem;
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .discussion-card .discussion-stats span {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .topic-tag {
            display: inline-block;
            background: rgba(91, 77, 255, 0.1);
            border: 1px solid rgba(91, 77, 255, 0.3);
            border-radius: 999px;
            color: #9b8cff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.18rem 0.7rem;
        }

        /* RSS订阅 CTA */
        .rss-cta {
            padding: 2.5rem 2rem;
            text-align: left;
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.8), rgba(7, 18, 38, 0.7));
            border: 1px solid rgba(0, 217, 255, 0.22);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .rss-cta .rss-cta-content {
            flex: 1;
            min-width: 260px;
        }
        .rss-cta .rss-cta-content h3 {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--text-primary);
            margin: 0 0 0.5rem;
        }
        .rss-cta .rss-cta-content p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.7;
            margin: 0;
        }

        /* 相关专题 */
        .topic-entry-card {
            padding: 1.5rem 1.25rem;
            text-align: left;
            height: 100%;
        }
        .topic-entry-card .topic-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 217, 255, 0.1);
            border: 1px solid var(--line-glow);
            color: var(--brand-cyan);
            font-size: 1.1rem;
            margin-bottom: 0.85rem;
        }
        .topic-entry-card h4 {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin: 0 0 0.4rem;
        }
        .topic-entry-card p {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0;
        }

        /* 主发光按钮 */
        .btn-glow-primary {
            display: inline-block;
            background: linear-gradient(135deg, #00D9FF, #1769E0);
            color: #03101F;
            font-weight: 700;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35), 0 8px 20px rgba(0, 0, 0, 0.35);
            border: none;
            font-size: 0.92rem;
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            cursor: pointer;
        }
        .btn-glow-primary:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F;
        }
        .btn-glow-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 14px rgba(0, 217, 255, 0.3), 0 6px 16px rgba(0, 0, 0, 0.3);
        }

        /* 幽灵按钮 */
        .btn-ghost-outline {
            display: inline-block;
            background: transparent;
            border: 1px solid rgba(0, 217, 255, 0.5);
            color: var(--brand-cyan);
            font-weight: 600;
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            transition: background-color 0.2s, box-shadow 0.2s, transform 0.2s;
            cursor: pointer;
        }
        .btn-ghost-outline:hover {
            background: rgba(0, 217, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 217, 255, 0.2);
            color: var(--brand-cyan);
            transform: translateY(-2px);
        }
        .btn-ghost-outline:active {
            transform: translateY(0);
        }

        /* 页脚 */
        .footer-section {
            background: rgba(5, 11, 22, 0.92);
            border-top: 1px solid rgba(0, 217, 255, 0.2);
            padding: 3.5rem 0 2rem;
            margin-top: 0;
        }
        .footer-brand {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }
        .footer-desc {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            margin-bottom: 1rem;
            max-width: 320px;
        }
        .footer-heading {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.04em;
            margin-bottom: 1rem;
            text-transform: uppercase;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.55rem;
        }
        .footer-links li a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color 0.2s, padding-left 0.2s;
        }
        .footer-links li a:hover {
            color: var(--brand-cyan);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--line-soft);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            font-weight: 500;
        }
        .footer-bottom a:hover {
            color: var(--brand-cyan);
        }

        /* 响应式 */
        @media (max-width: 991.98px) {
            .nav-links {
                display: none;
            }
            section {
                padding: 3rem 0;
            }
            .feature-article-card .feature-img-wrap {
                height: 220px;
            }
        }
        @media (min-width: 992px) {
            .navbar-toggler {
                display: none;
            }
            .journal-list-item .article-card-inner {
                flex-direction: row;
            }
            .journal-list-item .article-img {
                flex: 0 0 220px;
                height: auto;
                min-height: 160px;
            }
            .journal-list-item .article-body {
                flex: 1;
                padding: 1.25rem 1.5rem;
            }
        }
        @media (max-width: 767.98px) {
            .page-header {
                padding: 2.5rem 0 1.5rem;
            }
            .topbar-left span:last-child {
                display: none;
            }
            .rss-cta {
                flex-direction: column;
                align-items: stretch;
                text-align: left;
                padding: 1.5rem;
            }
            .filter-bar {
                gap: 0.5rem;
                padding: 0.85rem 1rem;
            }
            .filter-chip {
                font-size: 0.72rem;
                padding: 0.22rem 0.7rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            section {
                padding: 2.25rem 0;
            }
            .feature-article-card .feature-img-wrap {
                height: 180px;
            }
            .feature-article-card .feature-body {
                padding: 1rem 1rem 1.5rem;
            }
            .feature-article-card h3 {
                font-size: 1.1rem;
            }
            .journal-list-item .article-img {
                height: 170px;
            }
            .glass-card {
                border-radius: 14px;
            }
            .rss-cta {
                padding: 1.25rem;
            }
            .topbar-right {
                gap: 0.6rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-void: #050B16;
            --bg-deep: #0A1628;
            --bg-panel: rgba(11, 26, 51, 0.55);
            --bg-panel-strong: rgba(15, 37, 71, 0.72);
            --brand-cyan: #00D9FF;
            --brand-blue: #1769E0;
            --brand-violet: #5B4DFF;
            --text-primary: #F4F8FF;
            --text-muted: #9DB2CE;
            --line-glow: rgba(0, 217, 255, 0.22);
            --line-soft: rgba(255, 255, 255, 0.08);
            --danger: #FF4D6A;
            --warning: #F5C542;
            --radius-card: 18px;
            --radius-btn: 999px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            --shadow-glow: 0 0 18px rgba(0, 217, 255, 0.35);
            --font-title: 'HarmonyOS Sans SC', '思源黑体', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
            --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, monospace;
        }

        * {
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg-void);
            background-image: radial-gradient(ellipse at 30% 20%, rgba(0, 217, 255, 0.04) 0%, transparent 55%), radial-gradient(ellipse at 75% 60%, rgba(91, 77, 255, 0.05) 0%, transparent 50%);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        a:hover {
            color: var(--brand-cyan);
        }

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(0, 217, 255, 0.35);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        section {
            padding: 4.5rem 0;
            position: relative;
        }

        .section-alt {
            background: rgba(10, 22, 40, 0.5);
            border-top: 1px solid var(--line-soft);
            border-bottom: 1px solid var(--line-soft);
        }

        .section-divider {
            border-top: 1px solid var(--line-soft);
            margin: 0;
            padding: 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
            border-radius: 999px;
            padding: 0.28rem 0.9rem;
            margin-bottom: 1rem;
            background: rgba(0, 217, 255, 0.06);
        }

        .section-title {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.5rem, 2.6vw, 2.25rem);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
            color: var(--text-primary);
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 700px;
            margin: 0 0 2rem;
            line-height: 1.8;
        }

        .mono-data {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            color: var(--brand-cyan);
        }

        /* 顶部信息条 */
        .topbar {
            background: rgba(5, 11, 22, 0.92);
            border-bottom: 1px solid var(--line-soft);
            font-size: 0.75rem;
            line-height: 1;
            padding: 0.5rem 0;
            color: var(--text-muted);
            position: relative;
            z-index: 1050;
            min-height: 34px;
            display: flex;
            align-items: center;
        }

        .topbar .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .topbar a {
            color: var(--text-muted);
            font-weight: 500;
            transition: color 0.2s;
        }

        .topbar a:hover {
            color: var(--brand-cyan);
        }

        .topbar-link-btn {
            border: 1px solid var(--line-soft);
            border-radius: 999px;
            padding: 0.2rem 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.2s;
            display: inline-block;
            font-size: 0.72rem;
        }

        .topbar-link-btn:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }

        /* 主导航 */
        .navbar-main {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 22, 40, 0.84);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line-soft);
            min-height: 68px;
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
        }

        .navbar-main .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.25rem;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            white-space: nowrap;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.2), rgba(23, 105, 224, 0.25));
            border: 1px solid var(--line-glow);
            color: var(--brand-cyan);
            font-size: 1rem;
            box-shadow: var(--shadow-glow);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            color: var(--text-muted);
            font-weight: 500;
            font-size: 0.92rem;
            padding: 0.25rem 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.2s;
        }

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

        .nav-links a.active {
            color: var(--brand-cyan);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 217, 255, 0.5);
        }

        .nav-links a:not(.nav-cta-btn)::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--brand-cyan);
            border-radius: 2px;
            transform: scaleX(0);
            transition: transform 0.25s ease;
            box-shadow: 0 0 8px rgba(0, 217, 255, 0.5);
        }

        .nav-links a:not(.nav-cta-btn):hover::after {
            transform: scaleX(1);
        }

        .nav-cta-btn {
            background: linear-gradient(135deg, #00D9FF, #1769E0);
            color: #03101F !important;
            font-weight: 700;
            padding: 0.4rem 1.2rem;
            border-radius: 999px;
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35), 0 8px 20px rgba(0, 0, 0, 0.35);
            transition: all 0.25s ease;
            font-size: 0.88rem;
        }

        .nav-cta-btn:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F !important;
        }

        .navbar-toggler {
            border: 1px solid var(--line-soft);
            background: none;
            color: var(--text-muted);
            border-radius: 8px;
            padding: 0.4rem 0.7rem;
            font-size: 1.1rem;
            transition: all 0.2s;
        }

        .navbar-toggler:hover {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
        }

        /* 移动端导航 offcanvas */
        .offcanvas-mobile {
            background: rgba(10, 22, 40, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-left: 1px solid var(--line-soft);
        }

        .offcanvas-mobile .offcanvas-header {
            border-bottom: 1px solid var(--line-soft);
            padding: 1rem 1.5rem;
        }

        .offcanvas-mobile .offcanvas-title {
            font-family: var(--font-title);
            font-weight: 800;
            color: var(--text-primary);
            font-size: 1.2rem;
        }

        .offcanvas-mobile .btn-close {
            filter: invert(1) brightness(2);
            opacity: 0.7;
        }

        .offcanvas-mobile .mobile-nav-links {
            list-style: none;
            margin: 0;
            padding: 1rem 1.5rem;
        }

        .offcanvas-mobile .mobile-nav-links li {
            margin-bottom: 0.5rem;
        }

        .offcanvas-mobile .mobile-nav-links a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all 0.2s;
        }

        .offcanvas-mobile .mobile-nav-links a:hover,
        .offcanvas-mobile .mobile-nav-links a.active {
            background: rgba(0, 217, 255, 0.06);
            color: var(--brand-cyan);
            border: 1px solid var(--line-glow);
        }

        /* 面包屑 */
        .breadcrumb-section {
            padding: 2rem 0 0.5rem;
        }

        .breadcrumb-custom {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin: 0;
            padding: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .breadcrumb-custom li+li::before {
            content: '/';
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .breadcrumb-custom a {
            color: var(--text-muted);
            transition: color 0.2s;
        }

        .breadcrumb-custom a:hover {
            color: var(--brand-cyan);
        }

        .breadcrumb-custom .current {
            color: var(--brand-cyan);
            font-weight: 500;
        }

        /* 分类页首屏 */
        .category-hero {
            padding: 2.5rem 0 2rem;
            background: linear-gradient(180deg, rgba(10, 22, 40, 0.4) 0%, transparent 100%);
            border-bottom: 1px solid var(--line-soft);
        }

        .category-hero h1 {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            letter-spacing: -0.02em;
            margin: 0.5rem 0 0.75rem;
            color: var(--text-primary);
        }

        .category-hero .category-intro {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 780px;
            line-height: 1.8;
        }

        /* 筛选条 */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
            padding: 1rem 1.25rem;
            background: var(--bg-panel);
            border: 1px solid var(--line-soft);
            border-radius: var(--radius-card);
        }

        .filter-bar .filter-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .filter-bar label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
            white-space: nowrap;
        }

        .filter-bar select,
        .filter-bar input {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 217, 255, 0.16);
            border-radius: 8px;
            color: var(--text-primary);
            padding: 0.3rem 0.7rem;
            font-size: 0.85rem;
            min-width: 120px;
            transition: all 0.2s;
        }

        .filter-bar select:focus,
        .filter-bar input:focus {
            border-color: var(--brand-cyan);
            box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.12);
        }

        .filter-bar select option {
            background: #0A1628;
            color: var(--text-primary);
        }

        .filter-bar .filter-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.3rem 0.8rem;
            border-radius: 999px;
            border: 1px solid var(--line-soft);
            font-size: 0.78rem;
            color: var(--text-muted);
            transition: all 0.2s;
            cursor: pointer;
            background: transparent;
        }

        .filter-bar .filter-badge:hover,
        .filter-bar .filter-badge.active {
            border-color: var(--brand-cyan);
            color: var(--brand-cyan);
            background: rgba(0, 217, 255, 0.06);
        }

        /* 球队卡片 - 横向大卡片 */
        .team-card-large {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all 0.25s ease;
            height: 100%;
        }

        .team-card-large:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), var(--shadow-card);
            transform: translateY(-4px);
        }

        .team-card-large .team-card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/7;
        }

        .team-card-large .team-card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .team-card-large:hover .team-card-img-wrap img {
            transform: scale(1.03);
        }

        .team-card-large .team-card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(5, 11, 22, 0.85) 100%);
        }

        .team-card-large .team-card-badge {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            z-index: 2;
            padding: 0.25rem 0.7rem;
            border-radius: 999px;
            background: rgba(5, 11, 22, 0.7);
            border: 1px solid var(--line-glow);
            color: var(--brand-cyan);
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .team-card-large .team-card-body {
            padding: 1.25rem 1.5rem 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            flex: 1;
        }

        .team-card-large .team-name {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin: 0;
        }

        .team-card-large .team-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .team-card-large .team-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .team-card-large .team-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-top: 0.5rem;
        }

        .team-card-large .stat-chip {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--line-soft);
            border-radius: 10px;
            padding: 0.4rem 0.8rem;
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .team-card-large .stat-chip strong {
            color: var(--brand-cyan);
            font-family: var(--font-mono);
            font-weight: 600;
        }

        .team-card-large .team-desc {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            margin: 0;
        }

        /* 球队卡片 - 标准网格卡 */
        .team-card-standard {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.25s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .team-card-standard:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), var(--shadow-card);
            transform: translateY(-4px);
        }

        .team-card-standard .team-card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
        }

        .team-card-standard .team-card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .team-card-standard:hover .team-card-img-wrap img {
            transform: scale(1.04);
        }

        .team-card-standard .team-card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(5, 11, 22, 0.8) 100%);
        }

        .team-card-standard .team-card-body {
            padding: 0.9rem 1.1rem 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
            flex: 1;
        }

        .team-card-standard .team-name {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            margin: 0;
        }

        .team-card-standard .team-league {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .team-card-standard .team-record {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .team-card-standard .team-record strong {
            color: var(--brand-cyan);
            font-family: var(--font-mono);
            font-weight: 600;
        }

        /* 紧凑列表卡片 */
        .team-card-compact {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.6), rgba(7, 18, 38, 0.55));
            backdrop-filter: blur(18px) saturate(135%);
            -webkit-backdrop-filter: blur(18px) saturate(135%);
            border: 1px solid rgba(0, 217, 255, 0.14);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 0.9rem 1.2rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: all 0.25s ease;
            height: 100%;
        }

        .team-card-compact:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 24px rgba(0, 217, 255, 0.22), var(--shadow-card);
            transform: translateY(-3px);
        }

        .team-card-compact .compact-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(0, 217, 255, 0.08);
            border: 1px solid var(--line-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-cyan);
            font-size: 1.2rem;
        }

        .team-card-compact .compact-info {
            flex: 1;
            min-width: 0;
        }

        .team-card-compact .compact-name {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-primary);
            margin: 0;
        }

        .team-card-compact .compact-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }

        .team-card-compact .compact-stat {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            color: var(--brand-cyan);
            font-weight: 600;
            white-space: nowrap;
        }

        /* 球员数据精选卡 */
        .player-stat-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.75), rgba(7, 18, 38, 0.65));
            backdrop-filter: blur(20px) saturate(140%);
            -webkit-backdrop-filter: blur(20px) saturate(140%);
            border: 1px solid rgba(0, 217, 255, 0.18);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            transition: all 0.25s ease;
            height: 100%;
        }

        .player-stat-card:hover {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.25), 0 0 28px rgba(0, 217, 255, 0.28), var(--shadow-card);
            transform: translateY(-4px);
        }

        .player-stat-card .stat-icon {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: rgba(0, 217, 255, 0.08);
            border: 1px solid var(--line-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-cyan);
            font-size: 1.3rem;
        }

        .player-stat-card .stat-content {
            flex: 1;
        }

        .player-stat-card .stat-label {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 0.2rem;
            font-weight: 500;
        }

        .player-stat-card .stat-value {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--brand-cyan);
            letter-spacing: 0.02em;
            margin-bottom: 0.2rem;
        }

        .player-stat-card .stat-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* 历史交锋数据条 */
        .h2h-bar {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.7), rgba(7, 18, 38, 0.55));
            backdrop-filter: blur(18px) saturate(135%);
            -webkit-backdrop-filter: blur(18px) saturate(135%);
            border: 1px solid rgba(0, 217, 255, 0.15);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1.5rem;
            transition: all 0.25s ease;
        }

        .h2h-bar:hover {
            border-color: rgba(0, 217, 255, 0.4);
            box-shadow: 0 0 0 1px rgba(0, 217, 255, 0.2), 0 0 22px rgba(0, 217, 255, 0.2), var(--shadow-card);
        }

        .h2h-bar .h2h-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 0.75rem;
        }

        .h2h-bar .h2h-teams {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
        }

        .h2h-bar .h2h-total {
            font-family: var(--font-mono);
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .h2h-bar .h2h-progress-row {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .h2h-bar .h2h-progress-row .team-name-mini {
            font-size: 0.8rem;
            color: var(--text-muted);
            width: 64px;
            text-align: right;
            white-space: nowrap;
        }

        .h2h-bar .h2h-progress-row .team-name-mini.right {
            text-align: left;
        }

        .h2h-bar .h2h-progress-row .progress {
            flex: 1;
            height: 8px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 4px;
            overflow: hidden;
        }

        .h2h-bar .h2h-progress-row .progress-bar {
            background: linear-gradient(90deg, #00D9FF, #1769E0);
            border-radius: 4px;
        }

        .h2h-bar .h2h-detail {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.6rem;
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* CTA 区域 */
        .cta-panel {
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.06), rgba(23, 105, 224, 0.08));
            border: 1px solid var(--line-glow);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            text-align: center;
        }

        .cta-panel h2 {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: clamp(1.4rem, 2.2vw, 1.8rem);
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .cta-panel p {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 550px;
            margin: 0 auto 1.5rem;
            line-height: 1.8;
        }

        .btn-primary-glow {
            background: linear-gradient(135deg, #00D9FF, #1769E0);
            color: #03101F !important;
            font-weight: 700;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.35), 0 8px 20px rgba(0, 0, 0, 0.35);
            border: none;
            transition: all 0.25s ease;
            font-size: 0.95rem;
            display: inline-block;
        }

        .btn-primary-glow:hover {
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.55), 0 12px 28px rgba(0, 0, 0, 0.45);
            transform: translateY(-2px);
            color: #03101F !important;
        }

        .btn-primary-glow:active {
            transform: translateY(0);
            box-shadow: 0 0 14px rgba(0, 217, 255, 0.3);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(0, 217, 255, 0.5);
            color: var(--brand-cyan);
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
            font-size: 0.95rem;
            display: inline-block;
        }

        .btn-ghost:hover {
            background: rgba(0, 217, 255, 0.08);
            color: var(--brand-cyan);
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.2);
        }

        /* 相关推荐 */
        .related-card {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.65), rgba(7, 18, 38, 0.5));
            backdrop-filter: blur(16px) saturate(130%);
            -webkit-backdrop-filter: blur(16px) saturate(130%);
            border: 1px solid var(--line-soft);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.5rem;
            transition: all 0.25s ease;
            height: 100%;
        }

        .related-card:hover {
            border-color: rgba(0, 217, 255, 0.4);
            transform: translateY(-3px);
            box-shadow: 0 0 18px rgba(0, 217, 255, 0.15);
        }

        .related-card .related-icon {
            font-size: 1.4rem;
            color: var(--brand-cyan);
            margin-bottom: 0.6rem;
        }

        .related-card h4 {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 0.4rem;
        }

        .related-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* FAQ */
        .accordion-custom .accordion-item {
            background: linear-gradient(145deg, rgba(18, 40, 75, 0.7), rgba(7, 18, 38, 0.6));
            border: 1px solid var(--line-soft);
            border-radius: 12px !important;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .accordion-custom .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 20px rgba(0, 217, 255, 0.15);
        }

        .accordion-custom .accordion-button {
            background: transparent !important;
            color: var(--text-primary) !important;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 1rem 1.25rem;
            box-shadow: none !important;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--brand-cyan) !important;
            background: rgba(0, 217, 255, 0.04) !important;
        }

        .accordion-custom .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background: none;
            color: var(--brand-cyan);
            font-size: 0.85rem;
            width: auto;
            height: auto;
            flex-shrink: 0;
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '\f068';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background: none;
        }

        .accordion-custom .accordion-body {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            padding: 0 1.25rem 1.25rem;
        }

        /* 页脚 */
        .footer-section {
            background: rgba(5, 11, 22, 0.85);
            border-top: 1px solid rgba(0, 217, 255, 0.2);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }

        .footer-brand {
            font-family: var(--font-title);
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-heading {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

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

        .footer-links li {
            margin-bottom: 0.4rem;
        }

        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--line-soft);
            margin-top: 2rem;
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color 0.2s;
        }

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

        /* 响应式 */
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }

            .navbar-toggler {
                display: flex;
            }

            section {
                padding: 3.5rem 0;
            }
        }

        @media (min-width: 992px) {
            .navbar-toggler {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .team-card-large .team-card-img-wrap {
                aspect-ratio: 16/9;
            }

            .team-card-large .team-card-body {
                padding: 1rem 1.1rem 1.25rem;
            }

            .player-stat-card {
                padding: 1rem 1.1rem;
            }

            .cta-panel {
                padding: 2rem 1.25rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
        }

        @media (max-width: 575px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .category-hero h1 {
                font-size: 1.5rem;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
                padding: 0.9rem 1rem;
            }

            .h2h-bar .h2h-top {
                flex-direction: column;
                align-items: flex-start;
            }

            .h2h-bar .h2h-progress-row .team-name-mini {
                width: 48px;
                font-size: 0.72rem;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}