/* roulang page: index */
:root {
            --bg-deep: #0A0F1E;
            --bg-section: #0D1528;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-focus: rgba(30, 111, 255, 0.55);
            --primary: #1E6FFF;
            --primary-glow: rgba(30, 111, 255, 0.35);
            --primary-glow-strong: rgba(30, 111, 255, 0.55);
            --accent-green: #00D4AA;
            --accent-amber: #FFB547;
            --accent-rose: #F0446A;
            --text-primary: #F5F7FC;
            --text-secondary: rgba(255, 255, 255, 0.78);
            --text-muted: rgba(255, 255, 255, 0.55);
            --text-faint: rgba(255, 255, 255, 0.35);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-mono: "Roboto Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
            --section-padding: 80px 0;
            --section-padding-mobile: 56px 0;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 1rem;
            font-weight: 400;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: #5a8fff;
            text-decoration: none;
        }

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 1rem;
        }

        h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: clamp(1.5rem, 2.5vw, 2.125rem);
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: clamp(1.15rem, 1.8vw, 1.4rem);
            font-weight: 600;
        }

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

        .font-mono {
            font-family: var(--font-mono);
            letter-spacing: -0.01em;
        }

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

        section {
            padding: var(--section-padding);
            position: relative;
        }

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

        .section-bg-glass {
            background: rgba(13, 21, 40, 0.65);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.25rem 0.75rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }

        .section-header h2 {
            margin-bottom: 0.75rem;
        }

        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }

        /* ========== Top Info Bar ========== */
        .top-info-bar {
            background: #060A14;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.78rem;
            color: var(--text-muted);
            padding: 0.4rem 0;
            min-height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 1030;
        }

        .top-info-bar .domain-text {
            font-family: var(--font-mono);
            color: var(--text-faint);
            font-size: 0.75rem;
            letter-spacing: 0.03em;
        }

        .top-info-bar .service-hint {
            color: var(--text-muted);
            margin-left: 0.75rem;
            font-size: 0.78rem;
        }

        .top-info-bar .top-actions {
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        .top-info-bar .top-actions a {
            color: var(--text-muted);
            font-size: 0.78rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition-fast);
        }

        .top-info-bar .top-actions a:hover {
            color: var(--primary);
        }

        /* ========== Main Navbar ========== */
        .main-navbar {
            background: rgba(10, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            min-height: 68px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1020;
            transition: box-shadow var(--transition-base);
        }

        .main-navbar.scrolled {
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .main-navbar .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            width: 100%;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }

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

        .navbar-brand .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--primary), #0A3D9C);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            box-shadow: 0 4px 16px rgba(30, 111, 255, 0.3);
            flex-shrink: 0;
        }

        .navbar-links {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navbar-links .nav-link {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .navbar-links .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: width var(--transition-base);
        }

        .navbar-links .nav-link:hover,
        .navbar-links .nav-link.active {
            color: var(--text-primary);
        }

        .navbar-links .nav-link:hover::after,
        .navbar-links .nav-link.active::after {
            width: 100%;
        }

        .navbar-links .nav-link.active {
            color: var(--primary);
        }

        .navbar-toggler {
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
            width: 42px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-tag);
            transition: all var(--transition-fast);
        }

        .navbar-toggler:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--primary);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 2px rgba(30, 111, 255, 0.35);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(6, 10, 20, 0.97);
            z-index: 1050;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2rem;
            padding: 2rem;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base);
        }

        .mobile-menu.open {
            display: flex;
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-menu a {
            color: var(--text-primary);
            font-size: 1.25rem;
            font-weight: 600;
            transition: color var(--transition-fast);
        }

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

        .mobile-menu .close-btn {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-glass);
            border-radius: 50%;
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.25rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .mobile-menu .close-btn:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--primary);
        }

        /* ========== Buttons ========== */
        .btn {
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.75rem 1.75rem;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: none;
            cursor: pointer;
            letter-spacing: 0.01em;
            position: relative;
            overflow: hidden;
        }

        .btn-primary-glow {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 0 20px var(--primary-glow);
            border: 1px solid rgba(30, 111, 255, 0.45);
        }

        .btn-primary-glow:hover {
            background: #3a7fff;
            color: #fff;
            box-shadow: 0 0 32px var(--primary-glow-strong);
            transform: translateY(-2px);
            border-color: rgba(30, 111, 255, 0.7);
        }

        .btn-primary-glow:active {
            transform: translateY(0);
            box-shadow: 0 0 16px var(--primary-glow);
        }

        .btn-outline-glass {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: none;
        }

        .btn-outline-glass:hover {
            background: rgba(30, 111, 255, 0.12);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(30, 111, 255, 0.2);
        }

        .btn-sm {
            padding: 0.5rem 1.1rem;
            font-size: 0.82rem;
        }

        .btn-lg {
            padding: 1rem 2.25rem;
            font-size: 1rem;
        }

        /* ========== Glass Cards ========== */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .glass-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
        }

        .glass-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(30, 111, 255, 0.3);
        }

        /* ========== Hero ========== */
        .hero {
            min-height: 620px;
            display: flex;
            align-items: center;
            position: relative;
            background-image: url('/assets/images/4695e67bb8a817c7.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            padding: 100px 0 80px;
        }

        .hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(10, 15, 30, 0.92) 0%, rgba(10, 15, 30, 0.75) 45%, rgba(13, 21, 40, 0.55) 100%);
            z-index: 1;
        }

        .hero::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(30, 111, 255, 0.15) 0%, transparent 60%);
            z-index: 1;
        }

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

        .hero-content {
            padding: 2rem 0;
        }

        .hero h1 {
            font-size: clamp(2.1rem, 4.5vw, 3.2rem);
            font-weight: 700;
            letter-spacing: -0.025em;
            margin-bottom: 1.25rem;
            line-height: 1.2;
            color: #fff;
        }

        .hero h1 .highlight {
            background: linear-gradient(120deg, #1E6FFF, #00D4AA);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 1.75rem;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .hero-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }

        .hero-chips .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 1rem;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: var(--text-muted);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .hero-chips .chip:hover {
            background: rgba(30, 111, 255, 0.15);
            border-color: rgba(30, 111, 255, 0.4);
            color: var(--text-primary);
        }

        .hero-live-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
            padding: 1.5rem 1.5rem 1.25rem;
            max-width: 380px;
            margin-left: auto;
        }

        .hero-live-card .live-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 1rem;
        }

        .hero-live-card .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: rgba(240, 68, 106, 0.15);
            color: #F0446A;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.65rem;
            border-radius: 4px;
            letter-spacing: 0.04em;
            border: 1px solid rgba(240, 68, 106, 0.3);
        }

        .hero-live-card .live-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #F0446A;
            animation: pulse-dot 1.2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.4);
            }
        }

        .hero-live-card .live-time {
            font-family: var(--font-mono);
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .hero-live-card .match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.6rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .hero-live-card .match-row:last-child {
            border-bottom: none;
        }

        .hero-live-card .match-team {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

        .hero-live-card .match-score {
            font-family: var(--font-mono);
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            min-width: 44px;
            text-align: center;
        }

        .hero-live-card .match-half {
            font-family: var(--font-mono);
            font-size: 0.72rem;
            color: var(--accent-amber);
            min-width: 40px;
            text-align: center;
        }

        .hero-live-card .match-status {
            font-size: 0.72rem;
            color: var(--accent-green);
            min-width: 48px;
            text-align: right;
        }

        /* ========== Score Strip ========== */
        .score-strip .score-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.25rem 1rem;
            text-align: center;
            transition: all var(--transition-base);
            cursor: pointer;
            position: relative;
            overflow: hidden;
            min-height: 140px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .score-strip .score-card:hover {
            border-color: rgba(30, 111, 255, 0.4);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }

        .score-strip .score-card .status-tag {
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.15rem 0.55rem;
            border-radius: 3px;
            display: inline-block;
            margin-bottom: 0.5rem;
            letter-spacing: 0.04em;
        }

        .score-strip .score-card .status-tag.live {
            background: rgba(240, 68, 106, 0.15);
            color: #F0446A;
        }

        .score-strip .score-card .status-tag.upcoming {
            background: rgba(255, 181, 71, 0.15);
            color: #FFB547;
        }

        .score-strip .score-card .status-tag.finished {
            background: rgba(0, 212, 170, 0.12);
            color: #00D4AA;
        }

        .score-strip .score-card .teams {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .score-strip .score-card .score-value {
            font-family: var(--font-mono);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
        }

        .score-strip .score-card .half-value {
            font-family: var(--font-mono);
            font-size: 0.72rem;
            color: var(--accent-amber);
            margin-top: 0.25rem;
        }

        /* ========== Feature Cards ========== */
        .feature-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.75rem 1.5rem;
            transition: all var(--transition-base);
            height: 100%;
        }

        .feature-card:hover {
            border-color: rgba(30, 111, 255, 0.35);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .feature-card .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(30, 111, 255, 0.15), rgba(30, 111, 255, 0.05));
            border: 1px solid rgba(30, 111, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.65;
        }

        /* ========== Scene Card ========== */
        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.25rem;
            text-align: center;
            transition: all var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .scene-card:hover {
            border-color: rgba(30, 111, 255, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }

        .scene-card .scene-cover {
            width: 100%;
            aspect-ratio: 16/9;
            border-radius: 10px;
            object-fit: cover;
            margin-bottom: 1rem;
            border: 1px solid var(--border-glass);
        }

        .scene-card h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.4rem;
        }

        .scene-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ========== Demo / Screenshot ========== */
        .demo-block {
            display: flex;
            align-items: center;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .demo-block:last-child {
            margin-bottom: 0;
        }

        .demo-block .demo-image {
            flex: 1;
            min-width: 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-glass);
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .demo-block .demo-image img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }

        .demo-block .demo-image::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(10, 15, 30, 0.5));
            pointer-events: none;
        }

        .demo-block .demo-text {
            flex: 1;
            min-width: 0;
        }

        .demo-block .demo-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .demo-block .demo-text p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

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

        /* ========== Case Card ========== */
        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.75rem 1.5rem;
            transition: all var(--transition-base);
            height: 100%;
        }

        .case-card:hover {
            border-color: rgba(0, 212, 170, 0.35);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .case-card .case-tag {
            font-size: 0.75rem;
            color: var(--accent-green);
            font-weight: 500;
            margin-bottom: 0.75rem;
            display: block;
        }

        .case-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .case-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.65;
        }

        /* ========== Pricing ========== */
        .pricing-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 2rem 1.5rem;
            text-align: center;
            transition: all var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .pricing-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
        }

        .pricing-card.featured {
            border-color: rgba(30, 111, 255, 0.5);
            box-shadow: 0 0 32px rgba(30, 111, 255, 0.2);
            background: rgba(13, 21, 40, 0.85);
        }

        .pricing-card .pricing-badge {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: rgba(30, 111, 255, 0.2);
            color: var(--primary);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            border: 1px solid rgba(30, 111, 255, 0.3);
        }

        .pricing-card .price-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0.25rem;
        }

        .pricing-card .price-value {
            font-family: var(--font-mono);
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        .pricing-card .price-value .currency {
            font-size: 1rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        .pricing-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
            text-align: left;
        }

        .pricing-card ul li {
            padding: 0.4rem 0;
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .pricing-card ul li i {
            color: var(--accent-green);
            font-size: 0.8rem;
        }

        /* ========== Review Wall ========== */
        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.25rem;
            transition: all var(--transition-base);
        }

        .review-card:hover {
            border-color: rgba(30, 111, 255, 0.3);
            background: var(--bg-card-hover);
            transform: translateY(-2px);
        }

        .review-card .stars {
            color: var(--accent-amber);
            font-size: 0.8rem;
            margin-bottom: 0.5rem;
            letter-spacing: 0.1em;
        }

        .review-card .review-text {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0.75rem;
        }

        .review-card .review-author {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        /* ========== Reputation Strip ========== */
        .reputation-strip {
            background: rgba(13, 21, 40, 0.7);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.5rem;
        }

        .reputation-strip .rep-item {
            text-align: center;
            padding: 0.75rem 0.5rem;
        }

        .reputation-strip .rep-value {
            font-family: var(--font-mono);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .reputation-strip .rep-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.25rem;
        }

        /* ========== News Card ========== */
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
            cursor: pointer;
        }

        .news-card:hover {
            border-color: rgba(30, 111, 255, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }

        .news-card .news-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-bottom: 1px solid var(--border-glass);
        }

        .news-card .news-body {
            padding: 1.25rem 1.25rem 1.1rem;
        }

        .news-card .news-tag {
            font-size: 0.72rem;
            color: var(--accent-green);
            font-weight: 500;
            margin-bottom: 0.4rem;
            display: block;
        }

        .news-card h3 {
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 0.5rem;
        }

        .news-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 0.5rem;
        }

        .news-card .news-date {
            font-size: 0.72rem;
            color: var(--text-faint);
            font-family: var(--font-mono);
        }

        /* ========== Brand Intro ========== */
        .brand-intro {
            background: rgba(13, 21, 40, 0.6);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 2.5rem 2.5rem;
        }

        .brand-intro p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 1rem;
        }

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

        /* ========== CTA Section ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(10, 15, 30, 0.95), rgba(13, 21, 40, 0.9)), url('/assets/images/a8b1b8df27de9f54.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-top: 1px solid rgba(30, 111, 255, 0.15);
            border-bottom: 1px solid rgba(30, 111, 255, 0.15);
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(30, 111, 255, 0.12) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            margin-bottom: 1rem;
            color: #fff;
        }

        .cta-section p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        /* ========== Data Table ========== */
        .data-table-wrapper {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }

        .data-table th {
            background: rgba(30, 111, 255, 0.1);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.82rem;
            text-align: left;
            padding: 0.85rem 1.25rem;
            border-bottom: 1px solid var(--border-glass);
            letter-spacing: 0.02em;
        }

        .data-table td {
            padding: 0.75rem 1.25rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            font-size: 0.85rem;
        }

        .data-table tr:last-child td {
            border-bottom: none;
        }

        .data-table tr:hover td {
            background: rgba(255, 255, 255, 0.03);
        }

        .data-table .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            font-weight: 700;
            font-family: var(--font-mono);
            font-size: 0.78rem;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
        }

        .data-table .rank-badge.top1 {
            background: rgba(255, 181, 71, 0.2);
            color: #FFB547;
        }

        .data-table .rank-badge.top2 {
            background: rgba(0, 212, 170, 0.15);
            color: #00D4AA;
        }

        .data-table .rank-badge.top3 {
            background: rgba(30, 111, 255, 0.2);
            color: #5a8fff;
        }

        /* ========== Calendar ========== */
        .calendar-scroll {
            display: flex;
            gap: 0.75rem;
            overflow-x: auto;
            padding-bottom: 1.25rem;
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
            -webkit-overflow-scrolling: touch;
        }

        .calendar-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .calendar-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .calendar-scroll::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 4px;
        }

        .calendar-date-card {
            min-width: 100px;
            text-align: center;
            padding: 0.75rem 0.5rem;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: 10px;
            transition: all var(--transition-fast);
            cursor: pointer;
            flex-shrink: 0;
        }

        .calendar-date-card:hover,
        .calendar-date-card.active {
            border-color: var(--primary);
            background: rgba(30, 111, 255, 0.12);
        }

        .calendar-date-card .day-week {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 0.2rem;
        }

        .calendar-date-card .day-num {
            font-family: var(--font-mono);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
        }

        .calendar-match-list {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .calendar-match-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.7rem 1rem;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: 8px;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
        }

        .calendar-match-item:hover {
            border-color: rgba(30, 111, 255, 0.3);
            background: var(--bg-card-hover);
        }

        .calendar-match-item .match-time {
            font-family: var(--font-mono);
            color: var(--text-muted);
            font-size: 0.78rem;
            min-width: 52px;
        }

        .calendar-match-item .match-teams {
            font-weight: 500;
            color: var(--text-primary);
            flex: 1;
            text-align: center;
            padding: 0 0.5rem;
        }

        .calendar-match-item .match-league {
            font-size: 0.72rem;
            color: var(--accent-green);
            min-width: 80px;
            text-align: right;
        }

        /* ========== FAQ ========== */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion {
            --bs-accordion-bg: transparent;
            --bs-accordion-border-color: rgba(255, 255, 255, 0.08);
            --bs-accordion-border-radius: 10px;
            --bs-accordion-inner-border-radius: 9px;
            --bs-accordion-btn-padding-x: 1.25rem;
            --bs-accordion-btn-padding-y: 1rem;
            --bs-accordion-body-padding-x: 1.25rem;
            --bs-accordion-body-padding-y: 1rem;
            --bs-accordion-btn-color: var(--text-primary);
            --bs-accordion-active-color: var(--primary);
            --bs-accordion-btn-bg: rgba(255, 255, 255, 0.03);
            --bs-accordion-active-bg: rgba(30, 111, 255, 0.07);
            --bs-accordion-btn-focus-border-color: rgba(30, 111, 255, 0.4);
            --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(30, 111, 255, 0.2);
            --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='rgba(255,255,255,0.6)'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            --bs-accordion-btn-active-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231E6FFF'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .accordion-item {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 0.6rem;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .accordion-item:last-child {
            margin-bottom: 0;
        }

        .accordion-button {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .accordion-button:not(.collapsed) {
            color: var(--primary);
        }

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

        /* ========== Topic Cards ========== */
        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.25rem;
            text-align: center;
            transition: all var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .topic-card:hover {
            border-color: rgba(0, 212, 170, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-card-hover);
        }

        .topic-card .topic-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(0, 212, 170, 0.12), rgba(30, 111, 255, 0.08));
            border: 1px solid rgba(0, 212, 170, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--accent-green);
            margin: 0 auto 0.75rem;
        }

        .topic-card h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.4rem;
        }

        .topic-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #060A14;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 3rem 0 1.5rem;
            color: var(--text-muted);
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 0.6rem;
        }

        .site-footer .footer-brand-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.9rem;
            letter-spacing: 0.02em;
        }

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

        .site-footer .footer-links li {
            margin-bottom: 0.45rem;
        }

        .site-footer .footer-links a {
            color: var(--text-muted);
            font-size: 0.82rem;
            transition: color var(--transition-fast);
        }

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

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 2rem;
            padding-top: 1.25rem;
            font-size: 0.78rem;
            color: var(--text-faint);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 0.75rem;
        }

        .site-footer .footer-bottom .domain-text {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--text-faint);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1199.98px) {
            .navbar-links {
                gap: 0.9rem;
            }
            .navbar-links .nav-link {
                font-size: 0.82rem;
            }
        }

        @media (max-width: 991.98px) {
            section {
                padding: var(--section-padding-mobile);
            }
            .hero {
                min-height: auto;
                padding: 72px 0 60px;
            }
            .hero-live-card {
                max-width: 100%;
                margin-left: 0;
                margin-top: 1.5rem;
            }
            .demo-block {
                flex-direction: column;
                gap: 1.25rem;
            }
            .demo-block.reverse {
                flex-direction: column;
            }
            .demo-block .demo-image {
                width: 100%;
            }
            .brand-intro {
                padding: 1.75rem 1.5rem;
            }
            .cta-section {
                padding: 60px 0;
            }
            .navbar-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .main-navbar .navbar-container {
                flex-wrap: wrap;
            }
        }

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

        @media (max-width: 767.98px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .glass-card,
            .feature-card,
            .scene-card,
            .case-card,
            .pricing-card,
            .review-card,
            .news-card,
            .topic-card {
                padding: 1.25rem 1rem;
            }
            .score-strip .score-card {
                min-height: auto;
                padding: 0.9rem 0.75rem;
            }
            .data-table {
                font-size: 0.78rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.55rem 0.7rem;
            }
            .top-info-bar .service-hint {
                display: none;
            }
            .top-info-bar .top-actions a span {
                display: none;
            }
            .site-footer {
                padding: 2rem 0 1rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 519.98px) {
            .hero {
                padding: 56px 0 44px;
            }
            .hero h1 {
                font-size: 1.55rem;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-chips .chip {
                font-size: 0.72rem;
                padding: 0.25rem 0.7rem;
            }
            .section-header {
                margin-bottom: 1.5rem;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .calendar-date-card {
                min-width: 76px;
            }
            .calendar-date-card .day-num {
                font-size: 1rem;
            }
            .calendar-match-item {
                flex-wrap: wrap;
                gap: 0.25rem;
                font-size: 0.75rem;
                padding: 0.55rem 0.7rem;
            }
            .calendar-match-item .match-league {
                min-width: auto;
                font-size: 0.68rem;
            }
            .pricing-card .price-value {
                font-size: 2rem;
            }
            .reputation-strip .rep-value {
                font-size: 1.35rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-deep: #0A0F1E;
            --bg-section: #0D1528;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-focus: rgba(30, 111, 255, 0.55);
            --primary: #1E6FFF;
            --primary-glow: rgba(30, 111, 255, 0.35);
            --primary-glow-strong: rgba(30, 111, 255, 0.55);
            --accent-green: #00D4AA;
            --accent-amber: #FFB547;
            --accent-rose: #F0446A;
            --text-primary: #F5F7FC;
            --text-secondary: rgba(255, 255, 255, 0.78);
            --text-muted: rgba(255, 255, 255, 0.55);
            --text-faint: rgba(255, 255, 255, 0.35);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-mono: "Roboto Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
            --section-padding: 80px 0;
            --section-padding-mobile: 56px 0;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 1rem;
            font-weight: 400;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #5a8fff;
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        section {
            padding: var(--section-padding);
            position: relative;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-bg-alt {
            background-color: var(--bg-section);
        }
        .section-bg-glass {
            background: rgba(13, 21, 40, 0.65);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }
        .section-header {
            margin-bottom: 2.5rem;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.25rem 0.75rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }
        .section-header h2 {
            margin-bottom: 0.75rem;
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.25;
        }
        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }
        /* Top Info Bar */
        .top-info-bar {
            background: #060A18;
            min-height: 36px;
            display: flex;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .top-info-bar .domain-text {
            font-family: var(--font-mono);
            color: var(--text-faint);
            font-size: 0.75rem;
            letter-spacing: 0.03em;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 1.25rem;
        }
        .top-info-bar .top-actions a {
            color: var(--text-muted);
            font-size: 0.78rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition-fast);
        }
        .top-info-bar .top-actions a:hover {
            color: var(--primary);
        }
        /* Main Navbar */
        .main-navbar {
            background: rgba(10, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            min-height: 68px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1020;
            transition: box-shadow var(--transition-base);
        }
        .main-navbar.scrolled {
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }
        .main-navbar .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            width: 100%;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .navbar-brand:hover {
            color: var(--primary);
        }
        .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), #4a8eff);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            box-shadow: 0 0 12px var(--primary-glow);
        }
        .navbar-links {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-links .nav-link {
            color: var(--text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.4rem 0;
            position: relative;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-links .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition-base);
        }
        .navbar-links .nav-link:hover,
        .navbar-links .nav-link.active {
            color: var(--primary);
        }
        .navbar-links .nav-link:hover::after,
        .navbar-links .nav-link.active::after {
            width: 100%;
        }
        .navbar-toggler {
            display: none;
            background: transparent;
            border: 1px solid var(--border-glass);
            border-radius: 8px;
            color: var(--text-primary);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.1rem;
            transition: all var(--transition-fast);
        }
        .navbar-toggler:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-focus);
        }
        /* Breadcrumb */
        .breadcrumb-wrapper {
            padding: 48px 0 0;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumb-custom a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-custom a:hover {
            color: var(--primary);
        }
        .breadcrumb-custom .separator {
            color: var(--text-faint);
            font-size: 0.7rem;
        }
        .breadcrumb-custom .current {
            color: var(--text-secondary);
        }
        /* Category H1 Area */
        .category-hero {
            padding: 32px 0 48px;
            background: var(--bg-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            position: relative;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 0%, rgba(30, 111, 255, 0.08), transparent 60%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .category-hero h1 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
            max-width: 900px;
        }
        .category-hero .hero-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }
        /* Match Result Cards */
        .match-list-card {
            display: flex;
            gap: 1.25rem;
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.25rem;
            margin-bottom: 1rem;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }
        .match-list-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
            transform: translateX(4px);
            box-shadow: var(--shadow-card-hover);
        }
        .match-list-card .match-cover {
            width: 120px;
            height: 80px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
            background: #0A0F1E;
        }
        .match-list-card .match-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .match-list-card .match-body {
            flex: 1;
            min-width: 0;
        }
        .match-list-card .match-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.35rem;
            line-height: 1.5;
        }
        .match-list-card .match-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .match-list-card .match-score {
            font-family: var(--font-mono);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
        }
        .match-list-card .match-status {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: var(--radius-tag);
            padding: 0.2rem 0.6rem;
            letter-spacing: 0.04em;
        }
        .match-status.live {
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.1);
            border: 1px solid rgba(0, 212, 170, 0.25);
        }
        .match-status.finished {
            color: var(--accent-rose);
            background: rgba(240, 68, 106, 0.1);
            border: 1px solid rgba(240, 68, 106, 0.2);
        }
        .match-status.upcoming {
            color: var(--accent-amber);
            background: rgba(255, 181, 71, 0.1);
            border: 1px solid rgba(255, 181, 71, 0.22);
        }
        .match-status.halftime {
            color: var(--accent-amber);
            background: rgba(255, 181, 71, 0.1);
            border: 1px solid rgba(255, 181, 71, 0.22);
        }
        .score-half {
            font-size: 0.8rem;
            color: var(--text-faint);
            font-family: var(--font-mono);
        }
        /* Sidebar Data Card */
        .sidebar-stats-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            margin-bottom: 1rem;
            box-shadow: var(--shadow-card);
        }
        .sidebar-stats-card .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 0.35rem;
            letter-spacing: 0.03em;
        }
        .sidebar-stats-card .stat-value {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.2;
        }
        .sidebar-stats-card .stat-change {
            font-size: 0.8rem;
            font-weight: 500;
            margin-top: 0.25rem;
        }
        .stat-change.up {
            color: var(--accent-green);
        }
        .stat-change.down {
            color: var(--accent-rose);
        }
        /* Filter Chips */
        .filter-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .chip-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: 20px;
            padding: 0.4rem 1rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .chip-btn:hover,
        .chip-btn.active {
            background: rgba(30, 111, 255, 0.12);
            border-color: var(--border-focus);
            color: var(--primary);
        }
        /* Topic Entry Cards */
        .topic-entry-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }
        .topic-entry-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .topic-entry-card .topic-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(30, 111, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 0.9rem;
            flex-shrink: 0;
        }
        .topic-entry-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }
        .topic-entry-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0.75rem;
        }
        .topic-entry-card .topic-link {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition-fast);
        }
        .topic-entry-card .topic-link:hover {
            gap: 0.5rem;
        }
        /* Result Table */
        .result-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-glass);
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
        }
        .result-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 700px;
        }
        .result-table thead th {
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-muted);
            font-weight: 500;
            font-size: 0.8rem;
            padding: 0.9rem 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-glass);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }
        .result-table tbody td {
            padding: 0.85rem 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .result-table tbody tr:last-child td {
            border-bottom: none;
        }
        .result-table tbody tr:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .result-table .score-cell {
            font-family: var(--font-mono);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
        }
        /* News Cards */
        .news-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .news-card .news-cover {
            width: 100%;
            height: 160px;
            overflow: hidden;
            background: #0A0F1E;
        }
        .news-card .news-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .news-card:hover .news-cover img {
            transform: scale(1.04);
        }
        .news-card .news-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-date {
            font-size: 0.75rem;
            color: var(--text-faint);
            margin-bottom: 0.5rem;
            letter-spacing: 0.03em;
        }
        .news-card h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }
        .news-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }
        /* FAQ Accordion */
        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card) !important;
            margin-bottom: 0.75rem;
            overflow: hidden;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 1.1rem 1.25rem;
            border: none;
            box-shadow: none;
            transition: all var(--transition-fast);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(30, 111, 255, 0.08);
            color: var(--primary);
            box-shadow: none;
        }
        .accordion-custom .accordion-button::after {
            filter: invert(1);
            opacity: 0.5;
        }
        .accordion-custom .accordion-body {
            background: rgba(255, 255, 255, 0.02);
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.75;
            padding: 1rem 1.25rem 1.25rem;
        }
        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, rgba(30, 111, 255, 0.12), rgba(0, 212, 170, 0.06));
            border: 1px solid rgba(30, 111, 255, 0.18);
            border-radius: 20px;
            padding: 2.5rem;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }
        .cta-section p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 1.5rem;
            font-size: 0.95rem;
        }
        /* Footer */
        .site-footer {
            background: #060A18;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 56px 0 24px;
            color: var(--text-muted);
        }
        .site-footer .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .site-footer .footer-brand .brand-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--primary), #4a8eff);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: #fff;
        }
        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }
        .site-footer h4 {
            font-size: 0.9rem;
            font-weight: 600;
            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: 0.5rem;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: var(--text-faint);
        }
        .footer-bottom .domain-text {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            letter-spacing: 0.03em;
        }
        /* Responsive */
        @media (max-width: 991px) {
            .navbar-links {
                gap: 1rem;
            }
            .navbar-brand {
                font-size: 1rem;
            }
            .match-list-card .match-cover {
                width: 90px;
                height: 70px;
            }
            .match-list-card .match-score {
                font-size: 1.1rem;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 767px) {
            section {
                padding: var(--section-padding-mobile);
            }
            .section-sm {
                padding: 40px 0;
            }
            .main-navbar .navbar-container {
                flex-wrap: wrap;
            }
            .navbar-links {
                display: none;
                position: absolute;
                top: 104px;
                left: 0;
                right: 0;
                background: rgba(10, 15, 30, 0.98);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                border-bottom: 1px solid var(--border-glass);
                flex-direction: column;
                align-items: stretch;
                padding: 1.25rem 1.5rem;
                gap: 0;
                z-index: 1019;
            }
            .navbar-links.open {
                display: flex;
            }
            .navbar-links .nav-link {
                display: block;
                padding: 0.75rem 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
                font-size: 1rem;
            }
            .navbar-links .nav-link:last-child {
                border-bottom: none;
            }
            .navbar-links .nav-link::after {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .top-info-bar {
                display: none;
            }
            .category-hero {
                padding: 24px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .match-list-card {
                flex-direction: column;
                gap: 0.75rem;
                padding: 1rem;
            }
            .match-list-card .match-cover {
                width: 100%;
                height: 120px;
            }
            .match-list-card .match-score {
                font-size: 1.2rem;
            }
            .cta-section {
                padding: 1.75rem 1rem;
            }
            .cta-section h2 {
                font-size: 1.25rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .result-table {
                min-width: 580px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.2rem;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .chip-btn {
                font-size: 0.75rem;
                padding: 0.3rem 0.75rem;
            }
            .topic-entry-card {
                padding: 1.1rem;
            }
            .news-card .news-cover {
                height: 130px;
            }
            .sidebar-stats-card .stat-value {
                font-size: 1.25rem;
            }
        }
        /* Button Styles */
        .btn-glow {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.5rem;
            font-size: 0.9rem;
            font-weight: 600;
            box-shadow: 0 0 20px var(--primary-glow);
            transition: all var(--transition-base);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-glow:hover {
            box-shadow: 0 0 32px var(--primary-glow-strong);
            transform: translateY(-2px);
            color: #fff;
            background: #3580ff;
        }
        .btn-outline-light-custom {
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.5rem;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition-base);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--primary);
            color: var(--text-primary);
        }
        .pagination-custom {
            display: flex;
            gap: 0.35rem;
            justify-content: center;
            margin-top: 2rem;
        }
        .pagination-custom .page-btn {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .pagination-custom .page-btn:hover,
        .pagination-custom .page-btn.active {
            background: rgba(30, 111, 255, 0.12);
            border-color: var(--border-focus);
            color: var(--primary);
        }
        .pagination-custom .page-btn:disabled {
            opacity: 0.4;
            cursor: not-allowed;
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0A0F1E;
            --bg-section: #0D1528;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-focus: rgba(30, 111, 255, 0.55);
            --primary: #1E6FFF;
            --primary-glow: rgba(30, 111, 255, 0.35);
            --primary-glow-strong: rgba(30, 111, 255, 0.55);
            --accent-green: #00D4AA;
            --accent-amber: #FFB547;
            --accent-rose: #F0446A;
            --text-primary: #F5F7FC;
            --text-secondary: rgba(255, 255, 255, 0.78);
            --text-muted: rgba(255, 255, 255, 0.55);
            --text-faint: rgba(255, 255, 255, 0.35);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-mono: "Roboto Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
            --section-padding: 80px 0;
            --section-padding-mobile: 56px 0;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 1rem;
            font-weight: 400;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #5a8fff;
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        section {
            padding: var(--section-padding);
            position: relative;
        }

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

        .section-bg-glass {
            background: rgba(13, 21, 40, 0.65);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }

        .section-header {
            margin-bottom: 2.5rem;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.25rem 0.75rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }
        .section-header h2 {
            margin-bottom: 0.75rem;
            font-weight: 700;
            font-size: 1.85rem;
            line-height: 1.3;
            color: var(--text-primary);
        }
        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-sans);
            color: var(--text-primary);
            font-weight: 700;
            line-height: 1.3;
        }

        /* Top info bar */
        .top-info-bar {
            background: rgba(5, 8, 18, 0.9);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            min-height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 1030;
            font-size: 0.8rem;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
            padding-top: 0.25rem;
            padding-bottom: 0.25rem;
            max-width: 1200px;
        }
        .top-info-bar .domain-text {
            font-family: var(--font-mono);
            color: var(--text-faint);
            font-size: 0.75rem;
            letter-spacing: 0.03em;
        }
        .top-info-bar .top-service-hint {
            color: var(--text-muted);
            font-size: 0.78rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 320px;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .top-info-bar .top-actions a {
            color: var(--text-muted);
            font-size: 0.78rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition-fast);
        }
        .top-info-bar .top-actions a:hover {
            color: var(--primary);
        }

        /* Main Navbar */
        .main-navbar {
            background: rgba(10, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            min-height: 68px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1020;
            transition: box-shadow var(--transition-base);
        }
        .main-navbar.scrolled {
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }
        .main-navbar .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .navbar-brand:hover {
            color: var(--primary);
        }
        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 1rem;
            box-shadow: 0 0 16px var(--primary-glow);
        }
        .navbar-links {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-links li {
            margin: 0;
        }
        .navbar-links .nav-link {
            color: var(--text-secondary);
            font-size: 0.92rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .navbar-links .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        .navbar-links .nav-link:hover,
        .navbar-links .nav-link.active {
            color: var(--primary);
        }
        .navbar-links .nav-link:hover::after,
        .navbar-links .nav-link.active::after {
            width: 100%;
        }
        .navbar-toggler {
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 1.4rem;
            cursor: pointer;
            padding: 0.4rem;
            display: none;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }
        .navbar-toggler:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* Mobile nav drawer */
        .mobile-nav-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 85%;
            max-width: 360px;
            height: 100vh;
            background: #0D1528;
            z-index: 1050;
            padding: 2rem 1.5rem;
            transition: right var(--transition-base);
            overflow-y: auto;
            border-left: 1px solid var(--border-glass);
        }
        .mobile-nav-drawer.open {
            right: 0;
        }
        .mobile-nav-drawer .drawer-close {
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            margin-bottom: 1.5rem;
            padding: 0.25rem;
        }
        .mobile-nav-drawer .drawer-brand {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .mobile-nav-drawer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mobile-nav-drawer ul li {
            margin-bottom: 0.25rem;
        }
        .mobile-nav-drawer ul li a {
            display: block;
            padding: 0.75rem 0.5rem;
            color: var(--text-secondary);
            font-size: 1rem;
            font-weight: 500;
            border-radius: 8px;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .mobile-nav-drawer ul li a:hover,
        .mobile-nav-drawer ul li a.active {
            background: rgba(30, 111, 255, 0.1);
            color: var(--primary);
        }

        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1040;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition-base), visibility var(--transition-base);
        }
        .drawer-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* Breadcrumb */
        .breadcrumb-container {
            padding: 1rem 0 0;
            background: transparent;
        }
        .breadcrumb-container .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .breadcrumb-container .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-container .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb-container .breadcrumb .separator {
            color: var(--text-faint);
            font-size: 0.75rem;
        }
        .breadcrumb-container .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* Category H1 section */
        .category-hero-mini {
            padding: 1.5rem 0 1rem;
            background: transparent;
            min-height: auto;
            max-height: 200px;
            display: flex;
            align-items: center;
        }
        .category-hero-mini h1 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .category-hero-mini .category-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.65;
        }

        /* Live score cards */
        .live-score-card {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1rem 1.25rem;
            margin-bottom: 1rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }
        .live-score-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }
        .live-score-card .match-league {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            white-space: nowrap;
            padding: 0.2rem 0.6rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-tag);
            border: 1px solid var(--border-glass);
            letter-spacing: 0.03em;
        }
        .live-score-card .match-status-live {
            font-size: 0.72rem;
            font-weight: 700;
            color: #fff;
            background: var(--accent-green);
            padding: 0.15rem 0.5rem;
            border-radius: 4px;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .live-score-card .match-status-finished {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent-rose);
            border: 1px solid rgba(240, 68, 106, 0.3);
            padding: 0.15rem 0.5rem;
            border-radius: 4px;
            white-space: nowrap;
        }
        .live-score-card .match-status-upcoming {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent-amber);
            border: 1px solid rgba(255, 181, 71, 0.3);
            padding: 0.15rem 0.5rem;
            border-radius: 4px;
            white-space: nowrap;
        }
        .live-score-card .match-teams {
            flex: 1;
            min-width: 0;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .live-score-card .team-name {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .live-score-card .score-display {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--text-primary);
            background: rgba(30, 111, 255, 0.08);
            padding: 0.3rem 0.9rem;
            border-radius: 10px;
            border: 1px solid rgba(30, 111, 255, 0.15);
            white-space: nowrap;
        }
        .live-score-card .score-display .score-separator {
            color: var(--text-faint);
            font-size: 1.2rem;
        }
        .live-score-card .score-display.live-score {
            border-color: rgba(0, 212, 170, 0.35);
            background: rgba(0, 212, 170, 0.08);
            color: var(--accent-green);
        }
        .live-score-card .score-display.finished-score {
            border-color: rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
        }
        .live-score-card .score-display.upcoming-score {
            border-color: rgba(255, 181, 71, 0.25);
            background: rgba(255, 181, 71, 0.06);
            color: var(--accent-amber);
        }
        .live-score-card .match-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
            text-align: right;
        }
        .live-score-card .match-meta .half-score {
            font-family: var(--font-mono);
            color: var(--text-secondary);
            font-size: 0.82rem;
        }

        /* Filter bar */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .filter-chip {
            padding: 0.4rem 1rem;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover {
            color: var(--text-primary);
            border-color: rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
        }
        .filter-chip.active {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 16px var(--primary-glow);
        }

        /* Sidebar cards */
        .sidebar-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.25rem;
            margin-bottom: 1.25rem;
        }
        .sidebar-card h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }
        .sidebar-card .stat-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.5rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.85rem;
        }
        .sidebar-card .stat-row:last-child {
            border-bottom: none;
        }
        .sidebar-card .stat-row .stat-label {
            color: var(--text-muted);
        }
        .sidebar-card .stat-row .stat-value {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--text-primary);
        }

        /* Topic entry cards */
        .topic-entry-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            height: 100%;
            transition: all var(--transition-base);
            text-align: left;
            display: block;
            color: var(--text-primary);
        }
        .topic-entry-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
            box-shadow: var(--shadow-card-hover);
            color: var(--text-primary);
            transform: translateY(-4px);
        }
        .topic-entry-card .topic-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(30, 111, 255, 0.1);
            color: var(--primary);
            border-radius: 10px;
            margin-bottom: 0.9rem;
            font-size: 1.2rem;
        }
        .topic-entry-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .topic-entry-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* Info list cards */
        .info-card {
            background: var(--bg-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            display: block;
            height: 100%;
            cursor: pointer;
        }
        .info-card:hover {
            border-color: rgba(30, 111, 255, 0.35);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .info-card .info-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }
        .info-card .info-card-body {
            padding: 1.1rem 1.25rem 1.25rem;
        }
        .info-card .info-card-tag {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.15rem 0.5rem;
            display: inline-block;
            margin-bottom: 0.5rem;
        }
        .info-card .info-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            line-height: 1.45;
        }
        .info-card .info-card-meta {
            font-size: 0.78rem;
            color: var(--text-faint);
        }

        /* CTA button */
        .btn-glow-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.75rem;
            font-size: 0.95rem;
            font-weight: 600;
            font-family: var(--font-sans);
            box-shadow: 0 0 20px var(--primary-glow);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            cursor: pointer;
        }
        .btn-glow-primary:hover {
            background: #3a82ff;
            color: #fff;
            box-shadow: 0 0 32px var(--primary-glow-strong);
            transform: translateY(-2px);
        }
        .btn-glow-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 16px var(--primary-glow);
        }
        .btn-outline-light-custom {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.5rem;
            font-size: 0.9rem;
            font-weight: 500;
            font-family: var(--font-sans);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            cursor: pointer;
        }
        .btn-outline-light-custom:hover {
            background: rgba(30, 111, 255, 0.1);
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 16px var(--primary-glow);
        }

        /* FAQ accordion */
        .faq-accordion .accordion-item {
            background: transparent;
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card) !important;
            margin-bottom: 0.75rem;
            overflow: hidden;
        }
        .faq-accordion .accordion-header .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1rem 1.25rem;
            border: none;
            border-radius: 0 !important;
            box-shadow: none;
            transition: all var(--transition-base);
        }
        .faq-accordion .accordion-header .accordion-button:not(.collapsed) {
            background: rgba(30, 111, 255, 0.08);
            color: var(--primary);
        }
        .faq-accordion .accordion-header .accordion-button::after {
            filter: invert(0.6);
        }
        .faq-accordion .accordion-body {
            background: rgba(255, 255, 255, 0.02);
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            padding: 1rem 1.25rem;
        }

        /* Bottom CTA */
        .cta-section {
            background: linear-gradient(135deg, rgba(30, 111, 255, 0.12), rgba(0, 212, 170, 0.06));
            border: 1px solid rgba(30, 111, 255, 0.25);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .cta-section p {
            color: var(--text-muted);
            max-width: 520px;
            margin: 0 auto 1.5rem;
            font-size: 0.95rem;
        }

        /* Footer */
        .site-footer {
            background: #070B18;
            border-top: 1px solid var(--border-glass);
            padding: 3rem 0 1.5rem;
        }
        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }
        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 320px;
        }
        .site-footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }
        .site-footer .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 0.35rem;
        }
        .site-footer .footer-links a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--primary);
        }
        .site-footer .footer-bottom {
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.5rem;
            font-size: 0.78rem;
            color: var(--text-faint);
        }
        .site-footer .footer-bottom .domain-text {
            font-family: var(--font-mono);
            font-size: 0.75rem;
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .navbar-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .category-hero-mini h1 {
                font-size: 1.6rem;
            }
            .live-score-card {
                flex-wrap: wrap;
            }
            .live-score-card .match-teams {
                flex: 1 1 100%;
                order: 2;
            }
            .live-score-card .score-display {
                order: 3;
            }
            .live-score-card .match-meta {
                order: 4;
                text-align: left;
            }
        }

        @media (max-width: 767.98px) {
            section {
                padding: var(--section-padding-mobile);
            }
            .top-info-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.3rem;
                padding: 0.4rem 1rem;
            }
            .top-info-bar .top-service-hint {
                max-width: 100%;
                font-size: 0.72rem;
            }
            .category-hero-mini {
                padding: 1rem 0 0.5rem;
            }
            .category-hero-mini h1 {
                font-size: 1.4rem;
            }
            .live-score-card {
                padding: 0.9rem 1rem;
                gap: 0.6rem;
            }
            .live-score-card .score-display {
                font-size: 1.2rem;
                padding: 0.25rem 0.6rem;
            }
            .live-score-card .team-name {
                font-size: 0.85rem;
            }
            .filter-chip {
                font-size: 0.74rem;
                padding: 0.3rem 0.75rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .site-footer {
                padding: 2rem 0 1rem;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero-mini h1 {
                font-size: 1.3rem;
            }
            .live-score-card .score-display {
                font-size: 1.1rem;
            }
            .live-score-card .match-league {
                font-size: 0.68rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-deep: #0A0F1E;
            --bg-section: #0D1528;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-focus: rgba(30, 111, 255, 0.55);
            --primary: #1E6FFF;
            --primary-glow: rgba(30, 111, 255, 0.35);
            --primary-glow-strong: rgba(30, 111, 255, 0.55);
            --accent-green: #00D4AA;
            --accent-amber: #FFB547;
            --accent-rose: #F0446A;
            --text-primary: #F5F7FC;
            --text-secondary: rgba(255, 255, 255, 0.78);
            --text-muted: rgba(255, 255, 255, 0.55);
            --text-faint: rgba(255, 255, 255, 0.35);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-mono: "Roboto Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
            --section-padding: 80px 0;
            --section-padding-mobile: 56px 0;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 1rem;
            font-weight: 400;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: #5a8fff;
            text-decoration: none;
        }

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

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

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

        section {
            padding: var(--section-padding);
            position: relative;
        }

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

        .section-bg-glass {
            background: rgba(13, 21, 40, 0.65);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.25rem 0.75rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }

        .section-header h2 {
            margin-bottom: 0.75rem;
            font-weight: 700;
            font-size: 2rem;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }

        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }

        /* ========== Top Info Bar ========== */
        .top-info-bar {
            background: #080d1a;
            color: var(--text-muted);
            font-size: 0.78rem;
            padding: 0.35rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            position: relative;
            z-index: 1030;
        }

        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            min-height: 36px;
        }

        .top-info-bar .top-left {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
        }

        .top-info-bar .domain-text {
            font-family: var(--font-mono);
            color: var(--text-faint);
            font-size: 0.75rem;
            letter-spacing: 0.03em;
        }

        .top-info-bar .top-hint {
            color: var(--text-muted);
            font-size: 0.78rem;
        }

        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 1.1rem;
        }

        .top-info-bar .top-actions a {
            color: var(--text-muted);
            font-size: 0.78rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .top-info-bar .top-actions a:hover {
            color: var(--primary);
        }

        /* ========== Main Navbar ========== */
        .main-navbar {
            background: rgba(10, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            min-height: 68px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1020;
            transition: box-shadow var(--transition-base);
        }

        .main-navbar.scrolled {
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .main-navbar .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            width: 100%;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }

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

        .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(30, 111, 255, 0.25), rgba(30, 111, 255, 0.08));
            border: 1px solid rgba(30, 111, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--primary);
        }

        .navbar-links {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navbar-links .nav-link {
            color: var(--text-secondary);
            font-size: 0.92rem;
            font-weight: 500;
            position: relative;
            padding: 0.25rem 0;
            transition: color var(--transition-fast);
        }

        .navbar-links .nav-link::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: width var(--transition-base);
        }

        .navbar-links .nav-link:hover {
            color: var(--primary);
        }

        .navbar-links .nav-link:hover::after {
            width: 100%;
        }

        .navbar-links .nav-link.active {
            color: var(--primary);
        }

        .navbar-links .nav-link.active::after {
            width: 100%;
        }

        .navbar-toggler {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            width: 42px;
            height: 42px;
            display: none;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .navbar-toggler:hover {
            background: rgba(30, 111, 255, 0.15);
            border-color: rgba(30, 111, 255, 0.35);
        }

        /* ========== Mobile Drawer ========== */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            min-height: 100vh;
            background: #0d1528;
            border-left: 1px solid rgba(255, 255, 255, 0.08);
            z-index: 1060;
            padding: 2rem 1.5rem;
            transition: right var(--transition-base);
            overflow-y: auto;
        }

        .mobile-drawer.open {
            right: 0;
        }

        .mobile-drawer .drawer-close {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1rem;
            cursor: pointer;
            margin-bottom: 1.5rem;
            transition: all var(--transition-fast);
        }

        .mobile-drawer .drawer-close:hover {
            background: rgba(240, 68, 106, 0.15);
            border-color: rgba(240, 68, 106, 0.35);
        }

        .mobile-drawer .drawer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-drawer .drawer-links a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: 10px;
            color: var(--text-secondary);
            font-size: 1rem;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .mobile-drawer .drawer-links a:hover,
        .mobile-drawer .drawer-links a.active {
            background: rgba(30, 111, 255, 0.12);
            color: var(--primary);
        }

        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1050;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base);
        }

        .drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== Page Header (Category H1) ========== */
        .page-header {
            padding: 3rem 0 2.5rem;
            background: linear-gradient(180deg, rgba(30, 111, 255, 0.06) 0%, transparent 100%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            max-height: 200px;
            display: flex;
            align-items: center;
        }

        .page-header .breadcrumb {
            margin-bottom: 1rem;
            background: transparent;
            padding: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .page-header .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .page-header .breadcrumb .separator {
            margin: 0 0.5rem;
            color: var(--text-faint);
        }

        .page-header .breadcrumb .current {
            color: var(--accent-green);
        }

        .page-header h1 {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
            color: var(--text-primary);
        }

        .page-header .page-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== Guide Cards List ========== */
        .guide-list-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .guide-list-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.35);
            box-shadow: var(--shadow-card-hover), 0 0 24px rgba(30, 111, 255, 0.15);
            transform: translateY(-3px);
        }

        .guide-list-card .card-cover {
            position: relative;
            height: 180px;
            overflow: hidden;
            flex-shrink: 0;
        }

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

        .guide-list-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .guide-list-card .card-cover .cover-badge {
            position: absolute;
            top: 1rem;
            left: 1rem;
            background: rgba(10, 15, 30, 0.85);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-tag);
            padding: 0.3rem 0.8rem;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent-green);
            letter-spacing: 0.03em;
        }

        .guide-list-card .card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-list-card .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
            letter-spacing: -0.005em;
        }

        .guide-list-card .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1.25rem;
            flex: 1;
        }

        .guide-list-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-faint);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1rem;
        }

        .guide-list-card .card-meta .date {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .guide-list-card .card-meta .tag {
            color: var(--accent-amber);
            background: rgba(255, 181, 71, 0.08);
            border: 1px solid rgba(255, 181, 71, 0.2);
            border-radius: 4px;
            padding: 0.15rem 0.6rem;
        }

        /* ========== Topic Entry Cards ========== */
        .topic-entry-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-card);
            padding: 2rem;
            text-align: left;
            transition: all var(--transition-base);
            height: 100%;
            display: block;
            color: var(--text-primary);
            position: relative;
            overflow: hidden;
        }

        .topic-entry-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent-green));
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .topic-entry-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.3);
            box-shadow: var(--shadow-card-hover);
            color: var(--text-primary);
            transform: translateY(-4px);
        }

        .topic-entry-card:hover::before {
            opacity: 1;
        }

        .topic-entry-card .topic-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: rgba(30, 111, 255, 0.12);
            border: 1px solid rgba(30, 111, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            color: var(--primary);
            margin-bottom: 1.25rem;
        }

        .topic-entry-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.6rem;
        }

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

        /* ========== Data Snapshot ========== */
        .data-snapshot-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-card);
            padding: 1.75rem;
            height: 100%;
            transition: all var(--transition-base);
        }

        .data-snapshot-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(0, 212, 170, 0.25);
        }

        .data-snapshot-card .snapshot-label {
            font-size: 0.78rem;
            color: var(--text-muted);
            letter-spacing: 0.03em;
            margin-bottom: 0.5rem;
        }

        .data-snapshot-card .snapshot-value {
            font-family: var(--font-mono);
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.15;
            margin-bottom: 0.4rem;
        }

        .data-snapshot-card .snapshot-value .value-unit {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 400;
            margin-left: 0.25rem;
        }

        .data-snapshot-card .snapshot-trend {
            font-size: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .data-snapshot-card .snapshot-trend.up {
            color: var(--accent-green);
        }

        .data-snapshot-card .snapshot-trend.steady {
            color: var(--accent-amber);
        }

        /* ========== Related Reading ========== */
        .related-reading-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            cursor: pointer;
        }

        .related-reading-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30, 111, 255, 0.3);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .related-reading-card .rr-cover {
            height: 140px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .related-reading-card .rr-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .related-reading-card .rr-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-reading-card .rr-title {
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        .related-reading-card .rr-date {
            font-size: 0.75rem;
            color: var(--text-faint);
            margin-top: auto;
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card) !important;
            margin-bottom: 1rem;
            overflow: hidden;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-card);
        }

        .faq-accordion .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1.25rem 1.5rem;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-card) !important;
            transition: all var(--transition-base);
        }

        .faq-accordion .accordion-button::after {
            filter: invert(1) brightness(0.8);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(30, 111, 255, 0.08);
            color: var(--primary);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--border-focus);
        }

        .faq-accordion .accordion-body {
            padding: 0 1.5rem 1.5rem;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(30, 111, 255, 0.12) 0%, rgba(13, 21, 40, 0.95) 50%, rgba(0, 212, 170, 0.06) 100%);
            border-top: 1px solid rgba(30, 111, 255, 0.15);
            border-bottom: 1px solid rgba(30, 111, 255, 0.15);
            padding: 4.5rem 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 2rem;
            line-height: 1.75;
            font-size: 1rem;
        }

        .btn-primary-glow {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.8rem 2.5rem;
            font-size: 1rem;
            font-weight: 600;
            box-shadow: 0 0 20px rgba(30, 111, 255, 0.35);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-primary-glow:hover {
            background: #4a88ff;
            color: #fff;
            box-shadow: 0 0 32px rgba(30, 111, 255, 0.55);
            transform: translateY(-2px);
        }

        .btn-outline-glass {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            padding: 0.75rem 1.8rem;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-outline-glass:hover {
            background: rgba(30, 111, 255, 0.1);
            border-color: rgba(30, 111, 255, 0.35);
            color: var(--primary);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #080d1a;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 4rem 0 2rem;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .site-footer .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 1rem;
        }

        .site-footer .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

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

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

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 3rem;
            padding-top: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: var(--text-faint);
        }

        .site-footer .footer-bottom .domain-text {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--text-faint);
        }

        /* ========== Responsive ========== */
        @media (max-width: 991px) {
            .navbar-links {
                display: none;
            }

            .navbar-toggler {
                display: flex;
            }

            section {
                padding: 56px 0;
            }

            .page-header {
                max-height: none;
                padding: 2.5rem 0 2rem;
            }

            .page-header h1 {
                font-size: 1.75rem;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

            .cta-section h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 767px) {
            .page-header h1 {
                font-size: 1.5rem;
            }

            .guide-list-card .card-cover {
                height: 160px;
            }

            .data-snapshot-card .snapshot-value {
                font-size: 1.75rem;
            }

            .cta-section {
                padding: 3rem 0;
            }

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

        @media (max-width: 575px) {
            .top-info-bar .container {
                flex-direction: column;
                align-items: flex-start;
                padding: 0.5rem 1rem;
            }

            .page-header h1 {
                font-size: 1.35rem;
                line-height: 1.4;
            }

            .guide-list-card .card-cover {
                height: 140px;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-deep: #0A0F1E;
            --bg-section: #0D1528;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-focus: rgba(30, 111, 255, 0.55);
            --primary: #1E6FFF;
            --primary-glow: rgba(30, 111, 255, 0.35);
            --primary-glow-strong: rgba(30, 111, 255, 0.55);
            --accent-green: #00D4AA;
            --accent-amber: #FFB547;
            --accent-rose: #F0446A;
            --text-primary: #F5F7FC;
            --text-secondary: rgba(255, 255, 255, 0.78);
            --text-muted: rgba(255, 255, 255, 0.55);
            --text-faint: rgba(255, 255, 255, 0.35);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-mono: "Roboto Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
            --section-padding: 72px 0;
            --section-padding-mobile: 48px 0;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 1rem;
            font-weight: 400;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #5a8fff;
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        section {
            padding: var(--section-padding);
            position: relative;
        }
        .section-bg-alt {
            background-color: var(--bg-section);
        }
        .section-bg-glass {
            background: rgba(13, 21, 40, 0.65);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }
        .section-header {
            margin-bottom: 2rem;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.25rem 0.75rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }
        .section-header h2 {
            margin-bottom: 0.6rem;
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }
        .font-mono-num {
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
        }

        /* Top Info Bar */
        .top-info-bar {
            background: #060B16;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            min-height: 36px;
            display: flex;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            padding: 0 1.5rem;
        }
        .top-info-bar .domain-text {
            font-family: var(--font-mono);
            color: var(--text-faint);
            font-size: 0.72rem;
            letter-spacing: 0.03em;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-left: auto;
        }
        .top-info-bar .top-actions a {
            color: var(--text-muted);
            font-size: 0.78rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition-fast);
        }
        .top-info-bar .top-actions a:hover {
            color: var(--primary);
        }
        .top-info-bar .top-hint {
            color: var(--text-muted);
            font-size: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .top-info-bar .live-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-green);
            display: inline-block;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.35; }
        }

        /* Main Navbar */
        .main-navbar {
            background: rgba(10, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            min-height: 68px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1020;
            transition: box-shadow var(--transition-base);
        }
        .main-navbar.scrolled {
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }
        .main-navbar .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            width: 100%;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.12rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .navbar-brand:hover {
            color: var(--primary);
        }
        .navbar-brand .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, rgba(30,111,255,0.25), rgba(0,212,170,0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--primary);
            border: 1px solid rgba(30,111,255,0.3);
        }
        .navbar-links {
            display: flex;
            align-items: center;
            gap: 1.4rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-links .nav-link {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.4rem 0;
            position: relative;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-links .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        .navbar-links .nav-link:hover {
            color: var(--text-primary);
        }
        .navbar-links .nav-link:hover::after,
        .navbar-links .nav-link.active::after {
            width: 100%;
        }
        .navbar-links .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .navbar-toggler {
            display: none;
            background: transparent;
            border: 1px solid var(--border-glass);
            border-radius: 8px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .navbar-toggler:hover {
            background: var(--bg-card-hover);
            border-color: var(--primary);
        }

        /* Mobile Drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -280px;
            width: 280px;
            height: 100vh;
            background: #0A0F1E;
            border-left: 1px solid var(--border-glass);
            z-index: 1050;
            display: flex;
            flex-direction: column;
            padding: 1.5rem;
            gap: 0.5rem;
            transition: right 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            box-shadow: -8px 0 32px rgba(0,0,0,0.5);
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer .drawer-brand {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .mobile-drawer .drawer-link {
            color: var(--text-muted);
            padding: 0.75rem 0.5rem;
            border-bottom: 1px solid var(--border-glass);
            font-size: 1rem;
            transition: all var(--transition-fast);
            display: block;
            border-radius: 6px;
        }
        .mobile-drawer .drawer-link:hover,
        .mobile-drawer .drawer-link.active {
            color: var(--primary);
            background: rgba(30,111,255,0.06);
        }
        .mobile-drawer .drawer-close {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: transparent;
            border: none;
            color: var(--text-muted);
            font-size: 1.4rem;
            cursor: pointer;
        }
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0,0,0,0.6);
            z-index: 1040;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        .drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            padding: 0.75rem 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumb-wrapper .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb-wrapper .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .breadcrumb-wrapper .breadcrumb-item a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-wrapper .breadcrumb-item a:hover {
            color: var(--primary);
        }
        .breadcrumb-wrapper .breadcrumb-item.active {
            color: var(--text-secondary);
        }
        .breadcrumb-wrapper .breadcrumb-sep {
            color: var(--text-faint);
            font-size: 0.7rem;
        }

        /* Category H1 Header */
        .category-header {
            padding: 2rem 0 1.5rem;
            background: linear-gradient(180deg, rgba(13,21,40,0.8) 0%, rgba(10,15,30,0.95) 100%);
            border-bottom: 1px solid var(--border-glass);
            max-height: 200px;
            overflow: hidden;
        }
        .category-header h1 {
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.4rem;
            letter-spacing: -0.01em;
        }
        .category-header .category-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 780px;
            margin-bottom: 0;
        }
        .category-header .h1-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent-green);
            background: rgba(0,212,170,0.1);
            border: 1px solid rgba(0,212,170,0.25);
            border-radius: var(--radius-tag);
            padding: 0.2rem 0.6rem;
            margin-bottom: 0.6rem;
            letter-spacing: 0.06em;
        }

        /* News List Layout */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 2rem;
            margin-top: 2rem;
            margin-bottom: 2rem;
        }
        .news-main-col {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }
        .news-side-col {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        /* News List Item */
        .news-list-item {
            display: flex;
            align-items: stretch;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
            min-height: 130px;
        }
        .news-list-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30,111,255,0.4);
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }
        .news-list-item .news-thumb {
            width: 140px;
            min-width: 140px;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
            background: #0D1528;
        }
        .news-list-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-list-item .news-thumb .thumb-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, rgba(10,15,30,0.2), rgba(10,15,30,0.6));
        }
        .news-list-item .news-content {
            padding: 1.1rem 1.25rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }
        .news-list-item .news-meta {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-bottom: 0.4rem;
            font-size: 0.75rem;
            flex-wrap: wrap;
        }
        .news-list-item .news-tag {
            display: inline-block;
            font-size: 0.68rem;
            font-weight: 600;
            padding: 0.15rem 0.55rem;
            border-radius: var(--radius-tag);
            letter-spacing: 0.04em;
            background: rgba(30,111,255,0.12);
            color: var(--primary);
            border: 1px solid rgba(30,111,255,0.25);
        }
        .news-list-item .news-tag.tag-green {
            background: rgba(0,212,170,0.1);
            color: var(--accent-green);
            border-color: rgba(0,212,170,0.25);
        }
        .news-list-item .news-tag.tag-amber {
            background: rgba(255,181,71,0.1);
            color: var(--accent-amber);
            border-color: rgba(255,181,71,0.25);
        }
        .news-list-item .news-tag.tag-rose {
            background: rgba(240,68,106,0.1);
            color: var(--accent-rose);
            border-color: rgba(240,68,106,0.25);
        }
        .news-list-item .news-date {
            color: var(--text-faint);
            font-family: var(--font-mono);
            font-size: 0.72rem;
        }
        .news-list-item .news-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.35rem;
            line-height: 1.45;
            transition: color var(--transition-fast);
        }
        .news-list-item:hover .news-title {
            color: var(--primary);
        }
        .news-list-item .news-excerpt {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Sidebar Widgets */
        .sidebar-widget {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.5rem;
        }
        .sidebar-widget .widget-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar-widget .widget-title i {
            color: var(--primary);
            font-size: 0.85rem;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .tag-cloud .tag-pill {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 0.3rem 0.75rem;
            border-radius: 20px;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-glass);
            color: var(--text-muted);
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-block;
        }
        .tag-cloud .tag-pill:hover {
            background: rgba(30,111,255,0.12);
            border-color: rgba(30,111,255,0.4);
            color: var(--primary);
        }
        .tag-cloud .tag-pill.active {
            background: rgba(30,111,255,0.18);
            border-color: var(--primary);
            color: var(--primary);
            font-weight: 600;
        }
        .data-snapshot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .data-snapshot-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.6rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        .data-snapshot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .data-snapshot-list .snapshot-num {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--primary);
        }
        .data-snapshot-list .snapshot-num.green {
            color: var(--accent-green);
        }
        .data-snapshot-list .snapshot-num.amber {
            color: var(--accent-amber);
        }
        .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .hot-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.7rem;
            padding: 0.6rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .hot-list li:hover {
            color: var(--text-secondary);
        }
        .hot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .hot-list .hot-rank {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 0.78rem;
            color: var(--text-faint);
            min-width: 22px;
            text-align: center;
        }
        .hot-list .hot-rank.top {
            color: var(--accent-amber);
        }
        .hot-list .hot-rank.top2 {
            color: #C0C8D8;
        }
        .hot-list .hot-rank.top3 {
            color: #D8906A;
        }

        /* Topic Cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 1.75rem;
            transition: all var(--transition-base);
            display: block;
            position: relative;
            overflow: hidden;
        }
        .topic-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(30,111,255,0.4);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .topic-card .topic-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, rgba(30,111,255,0.18), rgba(0,212,170,0.1));
            border: 1px solid rgba(30,111,255,0.25);
            color: var(--primary);
        }
        .topic-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }
        .topic-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0.8rem;
            line-height: 1.65;
        }
        .topic-card .topic-link {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            margin-top: 1.5rem;
        }
        .pagination-wrap .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 0.5rem;
            border-radius: 8px;
            border: 1px solid var(--border-glass);
            background: rgba(255,255,255,0.03);
            color: var(--text-muted);
            font-size: 0.85rem;
            margin: 0 0.2rem;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .pagination-wrap .page-btn:hover {
            background: rgba(30,111,255,0.1);
            border-color: rgba(30,111,255,0.4);
            color: var(--primary);
        }
        .pagination-wrap .page-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 0 16px var(--primary-glow);
        }
        .pagination-wrap .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* FAQ Accordion */
        .accordion.custom-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card) !important;
            margin-bottom: 0.8rem;
            overflow: hidden;
        }
        .accordion.custom-accordion .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 1.1rem 1.25rem;
            font-size: 0.95rem;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-card) !important;
        }
        .accordion.custom-accordion .accordion-button:not(.collapsed) {
            background: rgba(30,111,255,0.06);
            color: var(--primary);
        }
        .accordion.custom-accordion .accordion-button::after {
            filter: invert(1) brightness(0.7);
        }
        .accordion.custom-accordion .accordion-body {
            background: rgba(13,21,40,0.5);
            color: var(--text-muted);
            padding: 1rem 1.25rem 1.25rem;
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, rgba(30,111,255,0.08), rgba(0,212,170,0.04));
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
            padding: 2.5rem 0;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
        }
        .cta-text h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
            color: var(--text-primary);
        }
        .cta-text p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .btn-glow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-btn);
            border: none;
            box-shadow: 0 0 20px var(--primary-glow);
            transition: all var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-glow:hover {
            background: #4d8afa;
            color: #fff;
            box-shadow: 0 0 32px var(--primary-glow-strong);
            transform: translateY(-2px);
        }
        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.5rem;
            background: transparent;
            color: var(--text-primary);
            font-weight: 500;
            font-size: 0.9rem;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.2);
            transition: all var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-outline-light-custom:hover {
            background: rgba(255,255,255,0.06);
            border-color: rgba(255,255,255,0.4);
            color: var(--text-primary);
        }

        /* Footer */
        .site-footer {
            background: #060B16;
            border-top: 1px solid var(--border-glass);
            padding: 3.5rem 0 1.5rem;
        }
        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }
        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 320px;
        }
        .site-footer h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-secondary);
            margin-bottom: 1rem;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 0.5rem;
        }
        .site-footer .footer-links a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--primary);
        }
        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
            padding-top: 1.5rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.06);
            font-size: 0.78rem;
            color: var(--text-faint);
        }
        .site-footer .domain-text {
            font-family: var(--font-mono);
            font-size: 0.72rem;
            color: var(--text-faint);
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .news-side-col {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .sidebar-widget {
                padding: 1.25rem;
            }
            .navbar-links {
                display: none;
            }
            .navbar-toggler {
                display: flex;
            }
            .main-navbar .navbar-container {
                flex-wrap: nowrap;
            }
        }
        @media (max-width: 767.98px) {
            section {
                padding: var(--section-padding-mobile);
            }
            .category-header {
                max-height: 170px;
                padding: 1.5rem 0 1rem;
            }
            .category-header h1 {
                font-size: 1.4rem;
            }
            .category-header .category-desc {
                font-size: 0.85rem;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 1.25rem;
                margin-top: 1.25rem;
            }
            .news-side-col {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .news-list-item {
                flex-direction: column;
                min-height: auto;
            }
            .news-list-item .news-thumb {
                width: 100%;
                min-width: auto;
                height: 140px;
            }
            .news-list-item .news-content {
                padding: 0.9rem 1rem;
            }
            .news-list-item .news-title {
                font-size: 0.95rem;
            }
            .news-list-item .news-excerpt {
                font-size: 0.8rem;
            }
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-glow, .btn-outline-light-custom {
                width: 100%;
                justify-content: center;
            }
            .site-footer {
                padding: 2.5rem 0 1rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.3rem;
            }
            .top-info-bar {
                font-size: 0.7rem;
                padding: 0 1rem;
                flex-wrap: wrap;
            }
            .top-info-bar .top-hint {
                font-size: 0.65rem;
            }
        }
        @media (max-width: 519.98px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .navbar-brand {
                font-size: 1rem;
            }
            .navbar-brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .pagination-wrap .page-btn {
                min-width: 32px;
                height: 32px;
                font-size: 0.78rem;
            }
        }

/* roulang page: category5 */
:root {
            --bg-deep: #0A0F1E;
            --bg-section: #0D1528;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-focus: rgba(30, 111, 255, 0.55);
            --primary: #1E6FFF;
            --primary-glow: rgba(30, 111, 255, 0.35);
            --primary-glow-strong: rgba(30, 111, 255, 0.55);
            --accent-green: #00D4AA;
            --accent-amber: #FFB547;
            --accent-rose: #F0446A;
            --text-primary: #F5F7FC;
            --text-secondary: rgba(255, 255, 255, 0.78);
            --text-muted: rgba(255, 255, 255, 0.55);
            --text-faint: rgba(255, 255, 255, 0.35);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-mono: "Roboto Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
            --section-padding: 80px 0;
            --section-padding-mobile: 56px 0;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 1rem;
            font-weight: 400;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #5a8fff;
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        section {
            padding: var(--section-padding);
            position: relative;
        }
        .section-bg-alt {
            background-color: var(--bg-section);
        }
        .section-bg-glass {
            background: rgba(13, 21, 40, 0.65);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }
        .section-header {
            margin-bottom: 2.5rem;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-green);
            background: rgba(0, 212, 170, 0.08);
            border: 1px solid rgba(0, 212, 170, 0.2);
            border-radius: var(--radius-tag);
            padding: 0.25rem 0.75rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }
        .section-header h2 {
            margin-bottom: 0.75rem;
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.25;
        }
        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.75;
        }
        .top-info-bar {
            background: #060A14;
            min-height: 36px;
            display: flex;
            align-items: center;
            font-size: 0.78rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }
        .top-info-bar .domain-text {
            font-family: var(--font-mono);
            color: var(--text-faint);
            font-size: 0.75rem;
            letter-spacing: 0.03em;
        }
        .top-info-bar .top-actions a {
            color: var(--text-muted);
            font-size: 0.78rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: color var(--transition-fast);
        }
        .top-info-bar .top-actions a:hover {
            color: var(--primary);
        }
        .main-navbar {
            background: rgba(10, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            min-height: 68px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1020;
            transition: box-shadow var(--transition-base);
        }
        .main-navbar.scrolled {
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }
        .main-navbar .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
            width: 100%;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .navbar-brand:hover {
            color: var(--primary);
        }
        .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), #0A4BC2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            box-shadow: 0 0 16px rgba(30, 111, 255, 0.45);
        }
        .navbar-links {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-links .nav-link {
            color: var(--text-secondary);
            font-size: 0.92rem;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
        }
        .navbar-links .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform var(--transition-base);
        }
        .navbar-links .nav-link:hover,
        .navbar-links .nav-link.active {
            color: var(--primary);
        }
        .navbar-links .nav-link:hover::after,
        .navbar-links .nav-link.active::after {
            transform: scaleX(1);
        }
        .navbar-toggler {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.25rem;
            transition: color var(--transition-fast);
        }
        .navbar-toggler:hover {
            color: var(--primary);
        }
        .offcanvas-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            max-width: 85vw;
            height: 100vh;
            background: rgba(10, 15, 30, 0.98);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-left: 1px solid var(--border-glass);
            z-index: 1050;
            padding: 2rem 1.5rem;
            transition: right var(--transition-base);
            overflow-y: auto;
        }
        .offcanvas-menu.open {
            right: 0;
        }
        .offcanvas-menu .close-btn {
            background: none;
            border: none;
            color: var(--text-muted);
            font-size: 1.5rem;
            cursor: pointer;
            float: right;
            transition: color var(--transition-fast);
        }
        .offcanvas-menu .close-btn:hover {
            color: var(--text-primary);
        }
        .offcanvas-menu .mobile-links {
            list-style: none;
            padding: 2rem 0 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .offcanvas-menu .mobile-links a {
            color: var(--text-secondary);
            font-size: 1rem;
            font-weight: 500;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-btn);
            display: flex;
            align-items: center;
            gap: 0.75rem;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .offcanvas-menu .mobile-links a:hover,
        .offcanvas-menu .mobile-links a.active {
            background: rgba(30, 111, 255, 0.12);
            color: var(--primary);
        }
        .offcanvas-backdrop {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1040;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base);
        }
        .offcanvas-backdrop.show {
            opacity: 1;
            pointer-events: auto;
        }
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.04);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }
        .glass-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card-hover), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            border-color: rgba(30, 111, 255, 0.3);
            transform: translateY(-2px);
        }
        .btn-primary-glow {
            background: var(--primary);
            border: none;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.8rem;
            box-shadow: 0 0 20px var(--primary-glow);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary-glow:hover,
        .btn-primary-glow:focus {
            background: #3D82FF;
            color: #fff;
            box-shadow: 0 0 32px var(--primary-glow-strong);
            transform: translateY(-2px);
        }
        .btn-outline-glass {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--text-secondary);
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.6rem;
            font-weight: 500;
            transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-outline-glass:hover,
        .btn-outline-glass:focus {
            background: rgba(30, 111, 255, 0.12);
            border-color: var(--border-focus);
            color: var(--text-primary);
            box-shadow: 0 0 16px rgba(30, 111, 255, 0.2);
        }
        .tag-badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 0.2rem 0.7rem;
            border-radius: var(--radius-tag);
            letter-spacing: 0.03em;
        }
        .tag-green {
            background: rgba(0, 212, 170, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(0, 212, 170, 0.25);
        }
        .tag-blue {
            background: rgba(30, 111, 255, 0.12);
            color: #6EA3FF;
            border: 1px solid rgba(30, 111, 255, 0.25);
        }
        .tag-amber {
            background: rgba(255, 181, 71, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(255, 181, 71, 0.25);
        }
        .tag-rose {
            background: rgba(240, 68, 106, 0.12);
            color: var(--accent-rose);
            border: 1px solid rgba(240, 68, 106, 0.25);
        }
        .breadcrumb-wrapper {
            padding: 1.25rem 0 0;
            font-size: 0.85rem;
        }
        .breadcrumb-dark {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .breadcrumb-dark li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-faint);
        }
        .breadcrumb-dark li a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-dark li a:hover {
            color: var(--primary);
        }
        .breadcrumb-dark li:not(:last-child)::after {
            content: '/';
            color: var(--text-faint);
            margin-left: 0.25rem;
        }
        .page-h1-section {
            padding: 3rem 0 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .page-h1-section h1 {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }
        .page-h1-section .lead {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 800px;
            line-height: 1.75;
        }
        .guide-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            overflow: hidden;
        }
        .guide-card .guide-cover {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--bg-section);
            flex-shrink: 0;
        }
        .guide-card .guide-body {
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-card .guide-body h3 {
            font-size: 1.2rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 0.75rem;
            color: var(--text-primary);
        }
        .guide-card .guide-body p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1.25rem;
            flex: 1;
        }
        .guide-card .guide-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: var(--text-faint);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1rem;
        }
        .guide-card .guide-meta .date {
            font-family: var(--font-mono);
            letter-spacing: 0.02em;
        }
        .feature-guide-card {
            overflow: hidden;
            height: 100%;
        }
        .feature-guide-card .img-wrap {
            height: 140px;
            overflow: hidden;
        }
        .feature-guide-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .feature-guide-card:hover .img-wrap img {
            transform: scale(1.05);
        }
        .feature-guide-card .body {
            padding: 1.25rem;
        }
        .feature-guide-card .body h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .feature-guide-card .body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }
        .stat-snapshot-card {
            padding: 1.5rem;
            text-align: center;
            height: 100%;
        }
        .stat-snapshot-card .stat-value {
            font-size: 2rem;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--accent-green);
            line-height: 1.2;
            margin-bottom: 0.25rem;
        }
        .stat-snapshot-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }
        .faq-accordion .accordion-item {
            background: transparent;
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            margin-bottom: 1rem;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .faq-accordion .accordion-button {
            background: rgba(255, 255, 255, 0.04);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 1.25rem 1.5rem;
            border: none;
            border-radius: var(--radius-card);
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(30, 111, 255, 0.12);
            color: var(--primary);
            box-shadow: none;
        }
        .faq-accordion .accordion-button::after {
            filter: invert(1);
            opacity: 0.5;
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--border-focus);
        }
        .faq-accordion .accordion-body {
            background: rgba(255, 255, 255, 0.02);
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.75;
            padding: 1.25rem 1.5rem;
        }
        .cta-strip {
            background: linear-gradient(135deg, #0D1B3E, #0A0F1E);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 2.5rem;
            text-align: center;
            box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.04);
        }
        .cta-strip h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }
        .cta-strip p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 1.5rem;
        }
        .site-footer {
            background: var(--bg-section);
            border-top: 1px solid var(--border-glass);
            padding: 3rem 0 1.5rem;
        }
        .site-footer .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }
        .site-footer .footer-brand-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .site-footer h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }
        .site-footer .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .site-footer .footer-links a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--primary);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 2.5rem;
            padding-top: 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            font-size: 0.82rem;
            color: var(--text-faint);
        }
        .site-footer .footer-bottom .domain-text {
            font-family: var(--font-mono);
            letter-spacing: 0.02em;
        }
        @media (max-width: 991.98px) {
            .navbar-links {
                display: none;
            }
            .navbar-toggler {
                display: block;
            }
            .page-h1-section h1 {
                font-size: 1.75rem;
            }
        }
        @media (max-width: 767.98px) {
            section {
                padding: var(--section-padding-mobile);
            }
            .page-h1-section {
                padding: 2.25rem 0 1.5rem;
            }
            .page-h1-section h1 {
                font-size: 1.5rem;
            }
            .page-h1-section .lead {
                font-size: 0.95rem;
            }
            .guide-card .guide-cover {
                height: 160px;
            }
            .top-info-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.25rem;
                padding-top: 0.5rem;
                padding-bottom: 0.5rem;
            }
            .top-info-bar .top-actions {
                width: 100%;
                display: flex;
                gap: 1rem;
            }
            .cta-strip {
                padding: 1.75rem 1.25rem;
            }
            .cta-strip h2 {
                font-size: 1.4rem;
            }
            .site-footer {
                padding: 2rem 0 1rem;
            }
        }
        @media (max-width: 519.98px) {
            .navbar-brand {
                font-size: 1rem;
            }
            .navbar-brand .brand-icon {
                width: 30px;
                height: 30px;
                border-radius: 8px;
                font-size: 0.85rem;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .guide-card .guide-body h3 {
                font-size: 1.05rem;
            }
            .stat-snapshot-card .stat-value {
                font-size: 1.5rem;
            }
            .faq-accordion .accordion-button {
                font-size: 0.9rem;
                padding: 1rem 1.25rem;
            }
        }

/* 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}