/* roulang page: index */
:root {
            --bg-primary: #070c1e;
            --bg-secondary: #0a142e;
            --bg-tertiary: #0d1a38;
            --primary: #00d4ff;
            --primary-2: #2d7bfe;
            --gradient-primary: linear-gradient(135deg, #00d4ff, #2d7bfe);
            --accent: #6c8cff;
            --amber: #ffb84d;
            --success: #00e587;
            --danger: #ff6b6b;
            --text-main: rgba(255, 255, 255, 0.92);
            --text-secondary: rgba(255, 255, 255, 0.66);
            --text-weak: rgba(255, 255, 255, 0.38);
            --glass-bg: rgba(255, 255, 255, 0.05);
            --glass-border: rgba(255, 255, 255, 0.12);
            --radius-sm: 12px;
            --radius-lg: 20px;
            --radius-pill: 999px;
            --shadow-card: 0 6px 20px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 24px rgba(0, 212, 255, 0.35);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --font-mono: "DIN Alternate", "Roboto Mono", "SFMono-Regular", monospace;
            --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 60px 60px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
        }

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

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

        ::selection {
            background: rgba(0, 212, 255, 0.3);
            color: #fff;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: clamp(24px, 4vw, 80px);
            padding-right: clamp(24px, 4vw, 80px);
        }

        .section {
            padding: 96px 0;
            position: relative;
        }

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

        .section-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 3px;
            text-transform: uppercase;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--gradient-primary);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(22px, 2.8vw, 32px);
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 560px;
            margin-top: 8px;
        }

        .section-header {
            margin-bottom: 48px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }

        .section-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border: 1px solid rgba(0, 212, 255, 0.35);
            border-radius: 999px;
            transition: all 0.35s var(--ease);
        }

        .section-more:hover {
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
            transform: translateY(-2px);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 50px;
            padding: 0 28px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.35s var(--ease);
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(0, 212, 255, 0.5);
            filter: brightness(1.1);
            color: #fff;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: rgba(255, 255, 255, 0.9);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-amber {
            background: var(--amber);
            color: #3a2a00;
            box-shadow: 0 0 28px rgba(255, 184, 77, 0.3);
        }

        .btn-amber:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(255, 184, 77, 0.4);
            color: #3a2a00;
        }

        .btn-block {
            width: 100%;
        }

        .btn-sm {
            height: 42px;
            padding: 0 22px;
            font-size: 14px;
        }

        .btn-lg {
            height: 58px;
            padding: 0 36px;
            font-size: 16px;
        }

        .btn:active {
            transform: translateY(0) scale(0.98);
        }

        .grid-margin-x > .cell {
            margin-bottom: 24px;
        }

        .grid-margin-x > .cell:last-child {
            margin-bottom: 24px;
        }

        @media (min-width: 1025px) {
            .grid-margin-x > .cell {
                margin-bottom: 0;
            }
            .grid-margin-x > .cell:last-child {
                margin-bottom: 0;
            }
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(7, 12, 30, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            transition: box-shadow 0.3s var(--ease);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.35);
        }

        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            width: 100%;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .brand-hth {
            font-size: 26px;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            position: relative;
            line-height: 1;
        }

        .brand-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 10px var(--primary), 0 0 20px rgba(0, 212, 255, 0.5);
            margin-left: 2px;
            animation: pulseDot 2s infinite;
        }

        @keyframes pulseDot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.7; transform: scale(1.2); }
        }

        .brand-name {
            font-size: 15px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.92);
            letter-spacing: 1px;
        }

        .desktop-nav {
            display: none;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            position: relative;
            transition: all 0.3s var(--ease);
        }

        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 2px;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--gradient-primary);
            border-radius: 2px;
            transition: width 0.3s var(--ease);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 60%;
            box-shadow: 0 0 8px rgba(0, 212, 255, 0.6);
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-link.active::before {
            content: '';
            display: inline-block;
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary);
            margin-right: 6px;
            vertical-align: middle;
            animation: pulseDot 2s infinite;
        }

        .nav-cta {
            height: 40px;
            padding: 0 24px;
            font-size: 14px;
            margin-left: 8px;
            flex-shrink: 0;
        }

        .nav-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            color: #fff;
            font-size: 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all 0.3s var(--ease);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--primary);
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 100%;
            height: 100%;
            background: rgba(7, 12, 30, 0.96);
            backdrop-filter: blur(30px);
            -webkit-backdrop-filter: blur(30px);
            z-index: 2000;
            transform: translateX(100%);
            transition: transform 0.45s var(--ease);
            display: flex;
            flex-direction: column;
            padding: 20px clamp(20px, 5vw, 40px) 40px;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .drawer-close {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            transition: all 0.3s var(--ease);
        }

        .drawer-close:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: var(--primary);
            transform: rotate(90deg);
        }

        .mobile-nav {
            flex: 1;
            display: flex;
            flex-direction: column;
            margin: 8px 0;
        }

        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 8px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: all 0.3s var(--ease);
        }

        .mobile-nav-link i {
            width: 22px;
            color: var(--primary);
            font-size: 15px;
        }

        .mobile-nav-link:hover,
        .mobile-nav-link.active {
            color: var(--primary);
            padding-left: 16px;
        }

        .mobile-drawer-cta {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1500;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s var(--ease);
        }

        .drawer-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        body.nav-locked {
            overflow: hidden;
        }

        @media (min-width: 1025px) {
            .desktop-nav {
                display: flex;
            }
            .nav-toggle {
                display: none;
            }
            .mobile-drawer,
            .drawer-overlay {
                display: none;
            }
        }

        .hero {
            position: relative;
            padding: 150px 0 100px;
            margin-top: 72px;
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(7, 12, 30, 0.95) 0%, rgba(7, 12, 30, 0.72) 55%, rgba(7, 12, 30, 0.35) 100%);
            z-index: 1;
        }

        .hero-overlay::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 12, 30, 0.9) 0%, transparent 40%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 18px;
            border-radius: 999px;
            background: rgba(255, 184, 77, 0.12);
            border: 1px solid rgba(255, 184, 77, 0.35);
            font-size: 13px;
            font-weight: 600;
            color: var(--amber);
            margin-bottom: 28px;
        }

        .hero-badge .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--amber);
            box-shadow: 0 0 12px var(--amber);
            animation: pulseDot 1.6s infinite;
        }

        .hero-badge.live {
            background: rgba(0, 229, 135, 0.12);
            border-color: rgba(0, 229, 135, 0.35);
            color: var(--success);
        }

        .hero-badge.live .status-dot {
            background: var(--success);
            box-shadow: 0 0 12px var(--success);
        }

        .hero h1 {
            font-size: clamp(30px, 4.5vw, 56px);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .hero h1 .gradient-text {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 460px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.3s var(--ease);
        }

        .tag-chip i {
            font-size: 11px;
            color: var(--primary);
        }

        .tag-chip:hover {
            color: #fff;
            border-color: rgba(0, 212, 255, 0.4);
            background: rgba(0, 212, 255, 0.08);
            transform: translateY(-2px);
        }

        .hero-panel {
            background: rgba(10, 20, 46, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            max-width: 420px;
            margin-left: auto;
        }

        .countdown-label {
            font-size: 13px;
            color: var(--text-weak);
            text-align: center;
            letter-spacing: 4px;
            margin-bottom: 18px;
            text-transform: uppercase;
            font-weight: 500;
        }

        .countdown-row {
            display: flex;
            gap: 10px;
            justify-content: center;
        }

        .countdown-item {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 14px;
            padding: 14px 8px 10px;
            text-align: center;
            min-width: 62px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: all 0.3s var(--ease);
            flex: 1;
        }

        .countdown-item span {
            font-family: var(--font-mono);
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: var(--primary);
            text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
            display: block;
            line-height: 1.2;
            letter-spacing: 2px;
        }

        .countdown-item small {
            font-size: 12px;
            color: var(--text-weak);
            display: block;
            margin-top: 4px;
            letter-spacing: 2px;
        }

        .countdown-item.expired span {
            color: var(--amber);
            text-shadow: 0 0 20px rgba(255, 184, 77, 0.5);
        }

        .countdown-item.expired {
            border-color: rgba(255, 184, 77, 0.35);
        }

        .hero-note {
            text-align: center;
            font-size: 12px;
            color: var(--text-weak);
            margin-top: 16px;
            letter-spacing: 1px;
        }

        @media (max-width: 1024px) {
            .hero {
                padding: 130px 0 70px;
            }
            .hero-panel {
                margin-left: 0;
                margin-top: 36px;
                max-width: 100%;
            }
            .countdown-row {
                max-width: 420px;
                margin: 0 auto;
            }
        }

        @media (max-width: 640px) {
            .hero {
                margin-top: 60px;
                padding: 80px 0 60px;
            }
            .hero h1 {
                font-size: 28px;
                line-height: 1.3;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .section {
                padding: 64px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        .point-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-sm);
            padding: 24px;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: all 0.35s var(--ease);
            height: 100%;
        }

        .point-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(0, 212, 255, 0.35);
            box-shadow: 0 8px 30px rgba(0, 212, 255, 0.12);
            transform: translateY(-4px);
        }

        .point-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 212, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 18px;
            transition: all 0.35s var(--ease);
        }

        .point-card:hover .point-icon {
            background: rgba(0, 212, 255, 0.25);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
            transform: scale(1.05);
        }

        .point-title {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .point-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .subscribe-panel {
            background: rgba(13, 26, 56, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .subscribe-panel h2 {
            font-size: clamp(22px, 2.8vw, 30px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .subscribe-panel > p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 540px;
            margin: 0 auto;
            flex-direction: column;
        }

        .form-input {
            flex: 1;
            height: 52px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.16);
            padding: 0 20px;
            color: #fff;
            font-size: 15px;
            transition: all 0.3s var(--ease);
            width: 100%;
        }

        .form-input::placeholder {
            color: var(--text-weak);
        }

        .form-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.12);
            outline: none;
            background: rgba(255, 255, 255, 0.08);
        }

        .form-input.invalid {
            border-color: var(--danger);
            box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.1);
        }

        .form-error {
            display: none;
            color: var(--danger);
            font-size: 14px;
            margin-top: 10px;
            text-align: center;
        }

        .form-error.show {
            display: block;
        }

        .privacy-note {
            font-size: 12px;
            color: var(--text-weak);
            margin-top: 16px;
            letter-spacing: 0.5px;
        }

        .subscribe-btn.success {
            background: var(--success);
            color: #06281b;
            box-shadow: 0 0 24px rgba(0, 229, 135, 0.3);
        }

        @media (min-width: 641px) {
            .subscribe-form {
                flex-direction: row;
            }
            .subscribe-btn {
                flex-shrink: 0;
            }
        }

        .replay-card {
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--glass-border);
            background: rgba(255, 255, 255, 0.04);
            transition: all 0.4s var(--ease);
            position: relative;
            display: block;
            height: 100%;
        }

        .replay-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 40px rgba(0, 212, 255, 0.15);
            border-color: rgba(0, 212, 255, 0.35);
        }

        .replay-cover {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
        }

        .replay-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s var(--ease);
        }

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

        .replay-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 12, 30, 0.6) 0%, transparent 50%);
            pointer-events: none;
        }

        .replay-play {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0.9);
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(0, 212, 255, 0.85);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
            transition: all 0.4s var(--ease);
            z-index: 2;
        }

        .replay-card:hover .replay-play {
            transform: translate(-50%, -50%) scale(1.05);
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
        }

        .replay-info {
            padding: 16px 20px;
            background: rgba(13, 26, 56, 0.9);
        }

        .replay-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .replay-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .replay-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .replay-meta i {
            font-size: 12px;
            color: var(--primary);
        }

        .btn-live {
            margin-top: 8px;
            font-size: 16px;
            height: 56px;
        }

        .btn-live i {
            font-size: 18px;
        }

        .news-card {
            display: flex;
            gap: 16px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--glass-border);
            border-radius: 14px;
            padding: 16px;
            transition: all 0.35s var(--ease);
            height: 100%;
        }

        .news-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(0, 212, 255, 0.3);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
            transform: translateY(-3px);
        }

        .news-thumbnail {
            flex-shrink: 0;
            width: 100px;
            height: 90px;
            border-radius: 10px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.05);
        }

        .news-thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s var(--ease);
        }

        .news-card:hover .news-thumbnail img {
            transform: scale(1.08);
        }

        .news-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .news-category {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: 999px;
            background: rgba(0, 212, 255, 0.12);
            border: 1px solid rgba(0, 212, 255, 0.25);
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            margin-bottom: 8px;
            align-self: flex-start;
            transition: all 0.3s var(--ease);
        }

        .news-card:hover .news-category {
            background: rgba(0, 212, 255, 0.2);
        }

        .news-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 6px;
        }

        .news-title a {
            color: rgba(255, 255, 255, 0.92);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.3s var(--ease);
        }

        .news-card:hover .news-title a {
            color: var(--primary);
        }

        .news-excerpt {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            gap: 10px;
        }

        .news-time {
            font-size: 12px;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .news-time i {
            font-size: 11px;
        }

        .news-more {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            opacity: 0;
            transform: translateX(-4px);
            transition: all 0.3s var(--ease);
        }

        .news-card:hover .news-more {
            opacity: 1;
            transform: translateX(0);
        }

        .news-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-weak);
            font-size: 15px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px dashed rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-sm);
        }

        .news-empty i {
            font-size: 24px;
            display: block;
            margin-bottom: 12px;
            color: var(--text-weak);
        }

        @media (max-width: 520px) {
            .news-card {
                flex-direction: column;
            }
            .news-thumbnail {
                width: 100%;
                height: 160px;
            }
            .news-meta {
                align-items: flex-start;
            }
        }

        .faq-accordion {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .faq-accordion .accordion-item {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.35s var(--ease);
        }

        .faq-accordion .accordion-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .faq-accordion .accordion-item.is-active {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(0, 212, 255, 0.3);
        }

        .faq-accordion .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.92);
            cursor: pointer;
            background: none;
            border: none;
            min-height: auto;
            width: 100%;
            text-align: left;
            transition: all 0.3s var(--ease);
        }

        .faq-accordion .accordion-title:hover {
            color: #fff;
        }

        .faq-accordion .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--text-weak);
            transition: transform 0.4s var(--ease), color 0.3s var(--ease);
            flex-shrink: 0;
            margin-left: 16px;
        }

        .faq-accordion .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-accordion .accordion-content {
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border: none;
            background: none;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
            position: relative;
            overflow: hidden;
            padding: 100px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            left: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(45, 123, 254, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .cta-content p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        @media (max-width: 520px) {
            .cta-actions .btn {
                width: 100%;
            }
        }

        .site-footer {
            background: #04081a;
            border-top: 1px solid rgba(0, 212, 255, 0.2);
            padding: 64px 0 0;
            position: relative;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s var(--ease);
        }

        .footer-links a::before {
            content: '\f054';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 9px;
            color: var(--primary);
            opacity: 0.6;
            transition: all 0.3s var(--ease);
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 6px;
        }

        .footer-links a:hover::before {
            opacity: 1;
            transform: translateX(2px);
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .footer-contact-item i {
            color: var(--primary);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: var(--text-weak);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
        }

        .footer-bottom .separator {
            margin: 0 6px;
            opacity: 0.4;
        }

        @media (min-width: 768px) {
            .footer-top {
                grid-template-columns: 1.4fr 0.8fr 1fr 0.8fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: row;
                justify-content: center;
                gap: 0;
            }
        }

        .back-to-top {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 900;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: rgba(10, 20, 46, 0.85);
            border: 1px solid rgba(0, 212, 255, 0.3);
            color: var(--primary);
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: all 0.4s var(--ease);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .back-to-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .back-to-top:hover {
            background: rgba(0, 212, 255, 0.2);
            box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
        }

        @media (max-width: 640px) {
            .back-to-top {
                right: 16px;
                bottom: 16px;
                width: 40px;
                height: 40px;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --bg: #070C1E;
            --bg-alt: #0A142E;
            --bg-deep: #04081A;
            --primary: #00D4FF;
            --primary-grad: linear-gradient(135deg, #00D4FF, #2D7BFE);
            --secondary: #6C8CFF;
            --accent: #FFB84D;
            --success: #00E587;
            --text: rgba(255, 255, 255, 0.92);
            --text-2nd: rgba(255, 255, 255, 0.66);
            --text-3rd: rgba(255, 255, 255, 0.38);
            --border: rgba(255, 255, 255, 0.12);
            --glass: rgba(255, 255, 255, 0.05);
            --glass-hover: rgba(255, 255, 255, 0.09);
            --radius-sm: 12px;
            --radius: 16px;
            --radius-lg: 20px;
            --shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 24px rgba(0, 212, 255, 0.35);
            --shadow-amber: 0 0 28px rgba(255, 184, 77, 0.3);
            --spacing-section: clamp(56px, 7vw, 96px);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            --font-mono: "DIN Alternate", "Roboto Mono", "SF Mono", monospace;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease, border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input {
            font: inherit;
            border: none;
            outline: none;
            background: none;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 clamp(20px, 4vw, 40px);
        }

        /* ===== 通用标题 ===== */
        .section-head {
            margin-bottom: clamp(32px, 4vw, 48px);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 1px;
            color: var(--primary);
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.25);
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .section-label i {
            font-size: 11px;
        }
        .section-title {
            font-size: clamp(22px, 2.8vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
        }
        .section-title .grad-text {
            background: var(--primary-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-2nd);
            max-width: 720px;
            margin-top: 12px;
            line-height: 1.8;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(7, 12, 30, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background 0.4s ease, box-shadow 0.4s ease;
        }
        .site-header.scrolled {
            background: rgba(7, 12, 30, 0.92);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.35);
        }
        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 0;
        }
        .brand-hth {
            font-size: 24px;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
            letter-spacing: -0.5px;
        }
        .brand-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 10px var(--primary), 0 0 20px rgba(0, 212, 255, 0.5);
            margin-left: 2px;
            margin-right: 6px;
            animation: dotPulse 2s infinite ease-in-out;
        }
        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.6;
                transform: scale(0.75);
            }
        }
        .brand-name {
            font-size: 16px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.92);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-2nd);
            padding: 10px 16px;
            border-radius: 8px;
            white-space: nowrap;
            transition: color 0.3s, background 0.3s;
        }
        .nav-link:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-link.active {
            color: var(--primary);
            background: rgba(0, 212, 255, 0.08);
        }
        .nav-link.active::before {
            content: '';
            display: block;
            position: absolute;
            left: 14px;
            top: 50%;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary);
            transform: translateY(-50%);
        }
        .nav-link.active {
            padding-left: 28px;
        }
        .btn-nav-cta {
            font-size: 14px;
            padding: 10px 24px;
            height: auto;
            margin-left: 8px;
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--text);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background 0.3s, border-color 0.3s;
        }
        .nav-toggle:hover {
            background: rgba(0, 212, 255, 0.15);
            border-color: rgba(0, 212, 255, 0.4);
        }

        /* ===== 移动端抽屉 ===== */
        .mobile-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(7, 12, 30, 0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 1100;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 60px 32px 32px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-20px);
            transition: opacity 0.35s ease, visibility 0.35s, transform 0.35s ease;
        }
        .mobile-nav.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mobile-nav-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--text);
            font-size: 18px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .mobile-nav-links {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .mobile-nav-link {
            font-size: 17px;
            font-weight: 500;
            color: var(--text-2nd);
            padding: 18px 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: color 0.3s, padding-left 0.3s;
        }
        .mobile-nav-link i {
            font-size: 13px;
            color: var(--text-3rd);
        }
        .mobile-nav-link:hover,
        .mobile-nav-link.active {
            color: var(--primary);
            padding-left: 14px;
        }
        .mobile-nav-cta {
            margin-top: 32px;
            width: 100%;
            text-align: center;
        }
        body.nav-open {
            overflow: hidden;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: 999px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            border: none;
            white-space: nowrap;
        }
        .btn i {
            font-size: 14px;
        }
        .btn-primary {
            background: var(--primary-grad);
            color: #fff;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(0, 212, 255, 0.5);
            filter: brightness(1.1);
            color: #fff;
        }
        .btn-ghost {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text);
            border: 1px solid rgba(255, 255, 255, 0.22);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-amber {
            background: #FFB84D;
            color: #3A2A00;
            box-shadow: 0 0 28px rgba(255, 184, 77, 0.3);
        }
        .btn-amber:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(255, 184, 77, 0.45);
            color: #3A2A00;
        }
        .btn-lg {
            font-size: 16px;
            padding: 16px 36px;
        }

        /* ===== 分类 Hero ===== */
        .category-hero {
            position: relative;
            padding: clamp(120px, 16vw, 180px) 0 clamp(56px, 7vw, 80px);
            background: linear-gradient(135deg, rgba(7, 12, 30, 0.92) 0%, rgba(10, 20, 46, 0.78) 50%, rgba(7, 12, 30, 0.9) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-bottom: 1px solid rgba(0, 212, 255, 0.15);
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            right: -140px;
            top: -80px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to bottom, transparent, var(--bg));
            pointer-events: none;
        }
        .category-hero .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 860px;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 184, 77, 0.12);
            border: 1px solid rgba(255, 184, 77, 0.35);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            color: var(--accent);
            margin-bottom: 20px;
        }
        .category-hero .hero-badge i {
            font-size: 10px;
            animation: dotPulse 1.5s infinite;
        }
        .category-hero h1 {
            font-size: clamp(30px, 4.5vw, 56px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
            margin-bottom: 16px;
        }
        .category-hero h1 .grad-text {
            background: var(--primary-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .category-hero .hero-sub {
            font-size: clamp(15px, 1.4vw, 17px);
            color: var(--text-2nd);
            max-width: 620px;
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .category-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        /* ===== 栏目介绍 ===== */
        .intro-section {
            padding: var(--spacing-section) 0;
            background: var(--bg);
        }
        .intro-section .grid-x {
            align-items: center;
            gap: clamp(24px, 3vw, 48px);
        }
        .intro-content {
            padding-right: clamp(0px, 2vw, 24px);
        }
        .intro-content p {
            font-size: 15px;
            color: var(--text-2nd);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .intro-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 28px;
        }
        .intro-stat {
            background: var(--glass);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            text-align: center;
            transition: background 0.3s, border-color 0.3s, transform 0.3s;
        }
        .intro-stat:hover {
            background: var(--glass-hover);
            border-color: rgba(0, 212, 255, 0.35);
            transform: translateY(-4px);
        }
        .intro-stat .num {
            font-family: var(--font-mono);
            font-size: clamp(20px, 2vw, 28px);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .intro-stat .num.amber {
            color: var(--accent);
        }
        .intro-stat .label {
            font-size: 13px;
            color: var(--text-3rd);
            margin-top: 6px;
        }
        .intro-image {
            position: relative;
        }
        .intro-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow), 0 0 48px rgba(0, 212, 255, 0.1);
        }
        .intro-image::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(0, 212, 255, 0.15);
            pointer-events: none;
        }

        /* ===== 直播看点 ===== */
        .highlights-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-alt);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .highlight-card {
            background: var(--glass);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 20px;
            transition: background 0.4s, border-color 0.4s, transform 0.4s, box-shadow 0.4s;
            position: relative;
            overflow: hidden;
        }
        .highlight-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary-grad);
            opacity: 0;
            transition: opacity 0.4s;
        }
        .highlight-card:hover {
            background: var(--glass-hover);
            border-color: rgba(0, 212, 255, 0.35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }
        .highlight-card:hover::before {
            opacity: 1;
        }
        .highlight-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 212, 255, 0.15);
            border: 1px solid rgba(0, 212, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 16px;
            transition: background 0.4s, transform 0.4s;
        }
        .highlight-card:hover .highlight-icon {
            background: rgba(0, 212, 255, 0.25);
            transform: scale(1.05);
        }
        .highlight-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .highlight-card p {
            font-size: 14px;
            color: var(--text-2nd);
            line-height: 1.7;
        }

        /* ===== 近期直播场次 ===== */
        .schedule-section {
            padding: var(--spacing-section) 0;
            background: var(--bg);
        }
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .schedule-card {
            background: var(--glass);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform 0.4s, box-shadow 0.4s, border-color 0.4s;
        }
        .schedule-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow), 0 0 32px rgba(0, 212, 255, 0.12);
            border-color: rgba(0, 212, 255, 0.35);
        }
        .schedule-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .schedule-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .schedule-card:hover .schedule-cover img {
            transform: scale(1.04);
        }
        .schedule-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 12, 30, 0.7) 0%, transparent 50%);
        }
        .schedule-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(7, 12, 30, 0.75);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 999px;
            padding: 4px 12px;
            font-size: 12px;
            color: var(--accent);
        }
        .schedule-badge i {
            font-size: 9px;
            animation: dotPulse 1.5s infinite;
        }
        .schedule-badge.upcoming {
            color: var(--accent);
        }
        .schedule-badge.ended {
            color: var(--text-3rd);
        }
        .schedule-info {
            padding: 20px 20px 24px;
        }
        .schedule-info h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .schedule-info p {
            font-size: 14px;
            color: var(--text-2nd);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .schedule-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: 14px;
            font-size: 13px;
            color: var(--text-3rd);
        }
        .schedule-meta i {
            margin-right: 4px;
            color: var(--secondary);
        }
        .schedule-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .schedule-actions .btn {
            flex: 1;
            font-size: 13px;
            padding: 10px 16px;
        }

        /* ===== 预约流程 ===== */
        .steps-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-alt);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 8%;
            right: 8%;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.4), transparent);
            z-index: 0;
        }
        .step-card {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 28px 16px;
            background: rgba(10, 20, 46, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            transition: transform 0.3s, border-color 0.3s, background 0.3s;
        }
        .step-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 212, 255, 0.35);
            background: rgba(10, 20, 46, 0.95);
        }
        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-grad);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.3);
            margin-bottom: 16px;
        }
        .step-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }
        .step-card p {
            font-size: 13px;
            color: var(--text-2nd);
            line-height: 1.65;
        }

        /* ===== CTA 区 ===== */
        .cta-section {
            position: relative;
            padding: clamp(64px, 8vw, 100px) 0;
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.08) 0%, rgba(45, 123, 254, 0.05) 50%, rgba(7, 12, 30, 0.4) 100%), var(--bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: clamp(24px, 3vw, 36px);
            font-weight: 700;
            margin-bottom: 14px;
            line-height: 1.35;
        }
        .cta-inner p {
            font-size: 15px;
            color: var(--text-2nd);
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--bg);
        }
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--glass);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: background 0.3s, border-color 0.3s;
        }
        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.25);
            background: var(--glass-hover);
        }
        .faq-item.open {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(0, 212, 255, 0.35);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 20px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            text-align: left;
            transition: color 0.3s;
            background: none;
            border: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-arrow {
            font-size: 14px;
            color: var(--text-3rd);
            transition: transform 0.35s, color 0.3s;
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding-left: 22px;
            padding-right: 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 20px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-2nd);
            line-height: 1.8;
            padding-top: 4px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid rgba(0, 212, 255, 0.2);
        }
        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: clamp(28px, 4vw, 56px);
            padding: clamp(48px, 6vw, 72px) 0 40px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            margin-bottom: 14px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-2nd);
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-2nd);
            transition: color 0.3s, padding-left 0.3s;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-2nd);
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .footer-contact-item i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 13px;
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-3rd);
        }
        .footer-bottom .separator {
            color: rgba(255, 255, 255, 0.15);
        }

        /* ===== 响应式断点 ===== */
        @media screen and (max-width: 1024px) {
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .schedule-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid::before {
                display: none;
            }
            .site-footer .footer-top {
                grid-template-columns: 1fr 1fr;
            }
            .desktop-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .header-container {
                height: 60px;
            }
            .site-header {
                height: 60px;
            }
        }
        @media screen and (max-width: 640px) {
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .schedule-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .intro-stats {
                grid-template-columns: repeat(3, 1fr);
            }
            .intro-section .grid-x {
                gap: 32px;
            }
            .site-footer .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 4px;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .category-hero .hero-actions .btn {
                width: 100%;
            }
            .cta-actions {
                flex-direction: column;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

        /* ===== 动画与辅助 ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-up {
            opacity: 0;
            animation: fadeInUp 0.7s ease forwards;
        }
        .delay-1 {
            animation-delay: 0.15s;
        }
        .delay-2 {
            animation-delay: 0.3s;
        }
        .delay-3 {
            animation-delay: 0.45s;
        }

/* roulang page: article */
:root {
    --bg-main: #070C1E;
    --bg-alt: #0A142E;
    --bg-card: rgba(255,255,255,0.05);
    --border-glass: rgba(255,255,255,0.12);
    --primary: #00D4FF;
    --primary-grad: linear-gradient(135deg,#00D4FF,#2D7BFE);
    --secondary: #6C8CFF;
    --amber: #FFB84D;
    --green: #00E587;
    --text-main: rgba(255,255,255,0.92);
    --text-sub: rgba(255,255,255,0.66);
    --text-weak: rgba(255,255,255,0.38);
    --radius-sm: 12px;
    --radius-lg: 20px;
    --radius-pill: 999px;
    --shadow-card: 0 6px 20px rgba(0,0,0,0.25);
    --shadow-glow: 0 0 24px rgba(0,212,255,0.35);
    --header-h: 72px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    background:var(--bg-main);
    color:var(--text-main);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .25s,background .25s,border-color .25s,box-shadow .25s,transform .25s}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 clamp(20px,4vw,40px);width:100%}
.container-narrow{max-width:760px;margin:0 auto}
.grid-container{max-width:1200px;padding-left:clamp(20px,4vw,40px);padding-right:clamp(20px,4vw,40px)}

/* Buttons */
.btn{
    display:inline-flex;align-items:center;justify-content:center;
    gap:8px;height:46px;padding:0 28px;border-radius:var(--radius-pill);
    font-size:15px;font-weight:600;letter-spacing:.3px;
    transition:all .3s ease;white-space:nowrap;line-height:46px;
}
.btn i{font-size:14px}
.btn-primary{background:var(--primary-grad);color:#fff;box-shadow:0 0 20px rgba(0,212,255,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(0,212,255,.5);filter:brightness(1.1);color:#fff}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.22);color:var(--text-main)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.4);transform:translateY(-2px);color:var(--primary)}
.btn-lg{height:52px;padding:0 40px;font-size:16px;line-height:52px}
.btn-amber{background:var(--amber);color:#3A2A00;box-shadow:0 0 28px rgba(255,184,77,.3)}
.btn-amber:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 36px rgba(255,184,77,.45);color:#3A2A00}

/* Section title */
.section-title{
    font-size:clamp(22px,2.8vw,32px);font-weight:700;color:var(--text-main);
    line-height:1.3;margin-bottom:32px;position:relative;
}
.section-title::after{
    content:'';display:block;width:48px;height:3px;border-radius:99px;
    background:var(--primary-grad);margin-top:12px;
}
.section-tag{
    display:inline-flex;align-items:center;gap:6px;
    font-size:13px;font-weight:500;color:var(--primary);
    background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.22);
    border-radius:var(--radius-pill);padding:4px 14px;margin-bottom:16px;
}

/* Header */
.site-header{
    position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:1100;
    background:rgba(7,12,30,.82);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid rgba(255,255,255,.08);
}
.site-header .header-container{
    display:flex;align-items:center;justify-content:space-between;height:100%;
    padding-left:clamp(20px,4vw,40px);padding-right:clamp(20px,4vw,40px);
}
.brand{display:flex;align-items:center;gap:2px;line-height:1;flex-shrink:0}
.brand-hth{
    font-size:28px;font-weight:800;letter-spacing:.5px;
    background:var(--primary-grad);-webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;
}
.brand-dot{
    width:6px;height:6px;border-radius:50%;background:var(--primary);
    margin:0 3px;box-shadow:0 0 12px var(--primary);animation:dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
.brand-name{font-size:16px;font-weight:600;color:#fff;letter-spacing:.5px}

.desktop-nav{display:flex;align-items:center;gap:24px}
.nav-link{
    position:relative;font-size:15px;font-weight:500;color:var(--text-sub);
    padding:8px 2px;transition:color .25s;
}
.nav-link::after{
    content:'';position:absolute;left:0;bottom:0;width:0;height:2px;
    background:var(--primary-grad);border-radius:99px;transition:width .3s ease;
}
.nav-link:hover{color:var(--text-main)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::before{
    content:'';display:inline-block;width:6px;height:6px;border-radius:50%;
    background:var(--primary);box-shadow:0 0 10px var(--primary);
    margin-right:6px;vertical-align:middle;
}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:10px;font-size:20px;color:var(--text-main);transition:background .2s}
.nav-toggle:hover{background:rgba(255,255,255,.08)}
.nav-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);backdrop-filter:blur(4px);z-index:1101;opacity:0;pointer-events:none;transition:opacity .3s}
.nav-mask.visible{opacity:1;pointer-events:auto}

/* Article Hero */
.article-hero{
    position:relative;padding:calc(var(--header-h) + 44px) 0 48px;
    background:linear-gradient(135deg,rgba(7,12,30,.94),rgba(10,20,46,.88)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    border-bottom:1px solid rgba(255,255,255,.06);
    overflow:hidden;
}
.article-hero::before{
    content:'';position:absolute;top:-60%;right:-10%;width:420px;height:420px;
    background:radial-gradient(circle,rgba(0,212,255,.12),transparent 70%);
    pointer-events:none;
}
.article-hero::after{
    content:'';position:absolute;bottom:0;left:30%;width:300px;height:120px;
    background:radial-gradient(ellipse,rgba(45,123,254,.1),transparent 70%);
    pointer-events:none;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{
    display:flex;align-items:center;flex-wrap:wrap;gap:8px;
    font-size:13px;color:var(--text-weak);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-sub);transition:color .2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-weak);font-size:11px}
.breadcrumb .current{
    color:var(--text-main);max-width:320px;white-space:nowrap;
    overflow:hidden;text-overflow:ellipsis;
}
.article-title{
    font-size:clamp(28px,4vw,42px);font-weight:800;line-height:1.3;
    color:var(--text-main);max-width:860px;margin-bottom:20px;
}
.article-meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-top:8px}
.meta-item{
    display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-sub);
}
.meta-item i{color:var(--primary);font-size:13px}
.meta-cat{
    display:inline-flex;align-items:center;gap:6px;padding:4px 14px;
    background:rgba(0,212,255,.12);border:1px solid rgba(0,212,255,.25);
    border-radius:var(--radius-pill);color:var(--primary);font-size:13px;font-weight:500;
}

/* Article Content */
.article-section{padding:64px 0;background:var(--bg-main)}
.article-content-box{
    background:var(--bg-card);border:1px solid var(--border-glass);
    border-radius:20px;padding:clamp(24px,4vw,48px);
    box-shadow:var(--shadow-card);
}
.article-content{
    font-size:16px;line-height:1.9;color:var(--text-sub);
    word-break:break-word;
}
.article-content h2{
    font-size:28px;font-weight:700;color:var(--text-main);
    margin:40px 0 16px;line-height:1.4;position:relative;padding-left:18px;
}
.article-content h2::before{
    content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;
    border-radius:99px;background:var(--primary-grad);
}
.article-content h3{
    font-size:22px;font-weight:600;color:var(--text-main);
    margin:32px 0 14px;line-height:1.4;
}
.article-content p{margin:16px 0}
.article-content a{color:var(--primary);border-bottom:1px solid rgba(0,212,255,.3);transition:border-color .2s}
.article-content a:hover{border-color:var(--primary)}
.article-content blockquote{
    border-left:4px solid var(--primary);background:rgba(0,212,255,.06);
    padding:16px 24px;border-radius:0 12px 12px 0;margin:24px 0;
    color:var(--text-sub);font-style:italic;
}
.article-content blockquote p{margin:0}
.article-content img{border-radius:12px;margin:24px 0;box-shadow:var(--shadow-card)}
.article-content figure{margin:24px 0}
.article-content figcaption{font-size:13px;color:var(--text-weak);text-align:center;margin-top:8px}
.article-content ul{list-style:disc;margin:16px 0 16px 0;padding-left:24px}
.article-content ol{list-style:decimal;margin:16px 0 16px 0;padding-left:24px}
.article-content li{margin:8px 0;color:var(--text-sub)}
.article-content table{
    width:100%;border-collapse:collapse;margin:24px 0;
    background:var(--bg-alt);border-radius:12px;overflow:hidden;
    font-size:14px;
}
.article-content th,.article-content td{
    padding:12px 16px;border-bottom:1px solid var(--border-glass);text-align:left;
}
.article-content th{color:var(--primary);font-weight:600;background:rgba(0,212,255,.06)}
.article-content tr:last-child td{border-bottom:none}
.article-content hr{border:none;border-top:1px solid var(--border-glass);margin:32px 0}
.article-content code{
    font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
    background:rgba(255,255,255,.08);padding:2px 6px;border-radius:6px;font-size:.9em;
}
.article-content pre{
    background:var(--bg-alt);border:1px solid var(--border-glass);
    padding:20px;border-radius:12px;overflow-x:auto;margin:24px 0;
}
.article-content pre code{background:none;padding:0}

/* Tags */
.article-tags-row{
    display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;
    padding-top:24px;border-top:1px solid var(--border-glass);
}
.tag{
    display:inline-flex;align-items:center;gap:6px;padding:6px 16px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
    border-radius:var(--radius-pill);font-size:13px;color:var(--text-sub);
    cursor:pointer;transition:all .25s;
}
.tag:hover{background:rgba(0,212,255,.15);border-color:rgba(0,212,255,.35);color:var(--primary)}

/* Empty State */
.article-empty{
    text-align:center;padding:clamp(40px,6vw,80px) 24px;
    background:var(--bg-card);border:1px dashed var(--border-glass);
    border-radius:20px;
}
.empty-icon{
    width:76px;height:76px;margin:0 auto 24px;display:flex;align-items:center;justify-content:center;
    background:rgba(0,212,255,.1);border-radius:50%;font-size:30px;color:var(--primary);
}
.article-empty h2{font-size:24px;font-weight:700;margin-bottom:12px;color:var(--text-main)}
.article-empty p{color:var(--text-sub);margin-bottom:28px;max-width:420px;margin-left:auto;margin-right:auto}
.article-empty .btn{display:inline-flex}

/* CTA */
.cta-section{padding:64px 0;background:var(--bg-alt)}
.cta-card{
    background:linear-gradient(135deg,rgba(0,212,255,.14),rgba(45,123,254,.2));
    border:1px solid rgba(0,212,255,.25);border-radius:24px;
    padding:clamp(36px,5vw,56px);text-align:center;position:relative;overflow:hidden;
}
.cta-card::before{
    content:'';position:absolute;top:-60%;left:50%;transform:translateX(-50%);
    width:400px;height:400px;background:radial-gradient(circle,rgba(0,212,255,.14),transparent 70%);
    pointer-events:none;
}
.cta-card h2{font-size:clamp(22px,3vw,32px);font-weight:700;color:var(--text-main);margin-bottom:12px;position:relative}
.cta-card p{color:var(--text-sub);margin-bottom:28px;max-width:560px;margin-left:auto;margin-right:auto;position:relative}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;position:relative}

/* Related Articles */
.related-section{padding:72px 0;background:var(--bg-main)}
.related-card{
    background:var(--bg-card);border:1px solid var(--border-glass);
    border-radius:16px;overflow:hidden;display:block;height:100%;
    transition:all .3s ease;position:relative;
}
.related-card:hover{
    background:rgba(255,255,255,.09);border-color:rgba(0,212,255,.35);
    box-shadow:0 8px 30px rgba(0,212,255,.12);transform:translateY(-4px);
}
.related-card .card-img-wrap{overflow:hidden;position:relative;background:var(--bg-alt)}
.related-card .card-img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s}
.related-card:hover .card-img{transform:scale(1.04)}
.related-card .card-body{padding:20px 20px 22px}
.related-card .card-title{
    font-size:16px;font-weight:600;line-height:1.5;color:var(--text-main);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;min-height:48px;transition:color .25s;margin-bottom:12px;
}
.related-card:hover .card-title{color:var(--primary)}
.related-card .card-date{font-size:13px;color:var(--text-weak);display:flex;align-items:center;gap:6px}
.related-card .card-date i{font-size:12px;color:var(--primary)}

/* Footer */
.site-footer{background:#04081A;border-top:1px solid rgba(0,212,255,.2);padding-top:56px}
.footer-top{
    display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:2px;margin-bottom:16px}
.footer-brand .brand-hth{font-size:24px}
.footer-brand .brand-name{font-size:15px}
.footer-desc{font-size:14px;line-height:1.7;color:var(--text-sub);max-width:280px}
.footer-title{font-size:16px;font-weight:600;color:#fff;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer-title::after{content:'';position:absolute;left:0;bottom:0;width:28px;height:2px;border-radius:99px;background:var(--primary-grad)}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--text-sub);transition:color .2s,padding-left .2s}
.footer-links a:hover{color:var(--primary);padding-left:4px}
.footer-contact-item{
    display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-sub);margin-bottom:12px;
}
.footer-contact-item i{color:var(--primary);width:16px;text-align:center;font-size:13px}
.footer-bottom{
    display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;
    padding:20px 0;border-top:1px solid rgba(255,255,255,.06);
    font-size:13px;color:var(--text-weak);
}
.footer-bottom .separator{opacity:.4}

/* Responsive */
@media (max-width:1024px){
    .footer-top{grid-template-columns:1fr 1fr;gap:32px}
    .desktop-nav{gap:18px}
    .nav-link{font-size:14px}
}
@media (max-width:900px){
    :root{--header-h:60px}
    .desktop-nav{
        position:fixed;top:0;right:0;bottom:0;width:min(82%,380px);
        background:rgba(7,12,30,.98);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
        border-left:1px solid var(--border-glass);
        flex-direction:column;justify-content:flex-start;align-items:flex-start;
        padding:84px 32px 40px;gap:4px;
        transform:translateX(105%);transition:transform .35s cubic-bezier(.4,0,.2,1);
        z-index:1102;box-shadow:-10px 0 40px rgba(0,0,0,.4);
    }
    .desktop-nav.open{transform:translateX(0)}
    .desktop-nav .nav-link{
        font-size:16px;padding:14px 4px;display:block;width:100%;
        border-bottom:1px solid var(--border-glass);color:var(--text-main);
    }
    .desktop-nav .nav-link::after{display:none}
    .desktop-nav .nav-link.active{color:var(--primary)}
    .desktop-nav .nav-cta{margin-top:28px;width:100%;line-height:46px}
    .nav-toggle{display:flex}
    .nav-mask.visible{opacity:1;pointer-events:auto}
    .article-hero{padding-top:calc(var(--header-h) + 28px)}
    .related-section .cell{margin-bottom:24px}
}
@media (max-width:640px){
    .article-section{padding:48px 0}
    .article-content-box{padding:20px}
    .article-content{font-size:15px;line-height:1.85}
    .article-content h2{font-size:23px}
    .article-content h3{font-size:20px}
    .article-content table{display:block;overflow-x:auto;white-space:nowrap}
    .article-meta-row{gap:12px}
    .meta-item{font-size:13px}
    .cta-card{padding:32px 20px}
    .footer-top{grid-template-columns:1fr;gap:28px}
    .footer-bottom{flex-direction:column;gap:6px;text-align:center}
    .article-title{font-size:24px}
    .breadcrumb .current{max-width:180px}
}
@media (max-width:420px){
    .btn-lg{padding:0 24px}
    .cta-actions .btn{width:100%}
}

/* roulang page: category2 */
:root {
            --bg-deep: #070C1E;
            --bg-soft: #0A142E;
            --bg-card: rgba(255, 255, 255, 0.05);
            --bg-card-hover: rgba(255, 255, 255, 0.09);
            --border-glass: rgba(255, 255, 255, 0.12);
            --text-main: rgba(255, 255, 255, 0.92);
            --text-sub: rgba(255, 255, 255, 0.66);
            --text-weak: rgba(255, 255, 255, 0.38);
            --primary: #00D4FF;
            --primary-deep: #2D7BFE;
            --primary-grad: linear-gradient(135deg, #00D4FF, #2D7BFE);
            --amber: #FFB84D;
            --green: #00E587;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 6px 20px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 24px rgba(0, 212, 255, 0.35);
            --shadow-amber: 0 0 28px rgba(255, 184, 77, 0.3);
            --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-base);
            background: var(--bg-deep);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        body.nav-open {
            overflow: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 clamp(20px, 4vw, 72px);
        }

        .section-block {
            padding: clamp(60px, 7vw, 96px) 0;
            position: relative;
        }

        .section-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0, 212, 255, 0.04), transparent 70%);
            pointer-events: none;
        }

        .section-block>.container {
            position: relative;
            z-index: 1;
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto clamp(36px, 4vw, 56px);
        }

        .section-head h2 {
            font-size: clamp(22px, 2.8vw, 32px);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: .5px;
        }

        .section-head p {
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.75;
        }

        .section-head .section-line {
            width: 56px;
            height: 3px;
            border-radius: 4px;
            background: var(--primary-grad);
            margin: 18px auto 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(7, 12, 30, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .header-container {
            display: flex;
            align-items: center;
            gap: 20px;
            height: 100%;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1;
            white-space: nowrap;
        }

        .brand-hth {
            font-size: 26px;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }

        .brand-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 12px var(--primary);
            animation: pulseDot 2s infinite ease-in-out;
        }

        .brand-name {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 1px;
            white-space: nowrap;
        }

        @keyframes pulseDot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: .6;
                transform: scale(.8);
            }
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }

        .nav-link {
            position: relative;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            border-radius: 999px;
            transition: color .2s, background .2s;
        }

        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: var(--primary);
            background: rgba(0, 212, 255, 0.08);
        }

        .nav-link.active::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 10px var(--primary);
            margin-right: 6px;
            vertical-align: middle;
        }

        .nav-cta {
            margin-left: 8px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 18px;
            transition: background .2s, border-color .2s;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(0, 212, 255, 0.4);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            height: 50px;
            padding: 0 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: .5px;
            transition: transform .2s, box-shadow .2s, background .2s, border-color .2s, color .2s;
            white-space: nowrap;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--primary-grad);
            color: #fff;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 36px rgba(0, 212, 255, 0.5);
            filter: brightness(1.1);
            color: #fff;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.22);
            color: #fff;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-amber {
            background: var(--amber);
            color: #3A2A00;
            box-shadow: var(--shadow-amber);
        }

        .btn-amber:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            color: #3A2A00;
        }

        /* ===== Category Hero ===== */
        .cat-hero {
            position: relative;
            padding: 170px 0 90px;
            background: linear-gradient(135deg, rgba(7, 12, 30, 0.94) 30%, rgba(29, 78, 216, 0.35) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 45%;
            height: 100%;
            background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
            background-size: 24px 24px;
            mask-image: linear-gradient(to left, #000, transparent);
            -webkit-mask-image: linear-gradient(to left, #000, transparent);
            pointer-events: none;
        }

        .cat-hero-inner {
            position: relative;
            z-index: 2;
            max-width: 900px;
        }

        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 184, 77, 0.12);
            border: 1px solid rgba(255, 184, 77, 0.26);
            color: var(--amber);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 22px;
            letter-spacing: .5px;
        }

        .cat-hero-badge i {
            font-size: 12px;
        }

        .cat-hero h1 {
            font-size: clamp(30px, 4.5vw, 52px);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
        }

        .cat-hero h1 .text-grad {
            background: var(--primary-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .cat-hero p {
            font-size: clamp(15px, 1.4vw, 18px);
            color: var(--text-sub);
            max-width: 600px;
            line-height: 1.8;
        }

        /* ===== About ===== */
        .about-section {
            padding: clamp(60px, 7vw, 96px) 0;
            background: var(--bg-soft);
        }

        .about-section .grid-x {
            align-items: center;
            row-gap: 40px;
        }

        .about-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .about-visual img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .about-visual:hover img {
            transform: scale(1.03);
        }

        .about-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(transparent 50%, rgba(7, 12, 30, 0.5));
            border-radius: var(--radius-lg);
        }

        .about-content h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 18px;
        }

        .about-content p {
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .about-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 24px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.24);
            border-radius: 999px;
            padding: 6px 14px;
        }

        /* ===== Content Cards ===== */
        .cards-section {
            background: var(--bg-deep);
        }

        .content-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            position: relative;
            transition: transform .3s, background .3s, border-color .3s, box-shadow .3s;
        }

        .content-card:hover {
            transform: translateY(-6px);
            background: var(--bg-card-hover);
            border-color: rgba(0, 212, 255, 0.35);
            box-shadow: 0 8px 30px rgba(0, 212, 255, 0.12);
        }

        .content-card-icon {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: rgba(0, 212, 255, 0.14);
            border: 1px solid rgba(0, 212, 255, 0.18);
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 20px;
            transition: background .3s;
        }

        .content-card:hover .content-card-icon {
            background: rgba(0, 212, 255, 0.24);
        }

        .content-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .content-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.72;
        }

        /* ===== Features 2col ===== */
        .features-section {
            background: var(--bg-soft);
        }

        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .feature-card {
            display: flex;
            gap: 22px;
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 32px 30px;
            transition: transform .3s, border-color .3s, box-shadow .3s;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 212, 255, 0.3);
            box-shadow: 0 6px 28px rgba(0, 212, 255, 0.1);
        }

        .feature-icon {
            flex-shrink: 0;
            width: 58px;
            height: 58px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.18), rgba(45, 123, 254, 0.14));
            border: 1px solid rgba(0, 212, 255, 0.22);
            color: var(--primary);
            font-size: 22px;
        }

        .feature-content h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .feature-content p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: clamp(70px, 8vw, 110px) 0;
            background: linear-gradient(135deg, rgba(7, 12, 30, 0.92), rgba(10, 20, 46, 0.96)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 200px;
            background: radial-gradient(ellipse, rgba(0, 212, 255, 0.15), transparent 70%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: var(--text-sub);
            max-width: 560px;
            margin: 0 auto 34px;
            font-size: 15px;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: clamp(60px, 7vw, 96px) 0;
            background: var(--bg-deep);
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color .3s, background .3s;
        }

        .faq-item:hover {
            border-color: rgba(0, 212, 255, 0.28);
        }

        .faq-item.active {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(0, 212, 255, 0.35);
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            user-select: none;
            gap: 16px;
        }

        .faq-q i {
            font-size: 14px;
            color: var(--text-sub);
            transition: transform .3s, color .3s;
            flex-shrink: 0;
        }

        .faq-item.active .faq-q i {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-a {
            max-height: 300px;
            padding: 0 24px 22px;
        }

        .faq-a p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 14px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #04081A;
            border-top: 1px solid rgba(0, 212, 255, 0.2);
            padding-top: clamp(50px, 5vw, 70px);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr 0.9fr;
            gap: 40px;
            padding-bottom: 50px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 14px;
            line-height: 1;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.75;
            max-width: 300px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-sub);
            transition: color .2s, padding-left .2s;
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-sub);
            margin-bottom: 14px;
        }

        .footer-contact-item i {
            color: var(--primary);
            font-size: 15px;
            width: 20px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: var(--text-weak);
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer-bottom .separator {
            opacity: 0.5;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .site-header {
                height: 60px;
            }

            .nav-toggle {
                display: inline-flex;
                margin-left: auto;
            }

            .desktop-nav {
                position: fixed;
                top: 0;
                right: 0;
                height: 100vh;
                width: min(420px, 100%);
                background: rgba(7, 12, 30, 0.96);
                backdrop-filter: blur(24px);
                -webkit-backdrop-filter: blur(24px);
                flex-direction: column;
                justify-content: flex-start;
                align-items: stretch;
                gap: 4px;
                padding: 90px 28px 32px;
                transform: translateX(100%);
                transition: transform .35s cubic-bezier(.4, 0, .2, 1);
                box-shadow: -16px 0 40px rgba(0, 0, 0, 0.4);
                margin-left: 0;
                z-index: 999;
            }

            body.nav-open .desktop-nav {
                transform: translateX(0);
            }

            .desktop-nav .nav-link {
                font-size: 17px;
                padding: 16px 14px;
                border-radius: 12px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                color: var(--text-sub);
            }

            .desktop-nav .nav-link.active {
                color: var(--primary);
                background: rgba(0, 212, 255, 0.08);
            }

            .desktop-nav .nav-link.active::before {
                margin-right: 10px;
            }

            .desktop-nav .nav-cta {
                margin: 18px 0 0;
                width: 100%;
                justify-content: center;
            }

            .content-cards {
                grid-template-columns: repeat(3, 1fr);
            }

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

        @media (max-width: 768px) {
            .cat-hero {
                padding: 130px 0 70px;
            }

            .cat-hero h1 {
                font-size: 28px;
            }

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

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

            .about-section .grid-x {
                row-gap: 32px;
            }

            .about-visual img {
                height: 260px;
            }
        }

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

            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .cta-buttons .btn {
                width: 100%;
                max-width: 320px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 6px;
            }

            .desktop-nav {
                width: 100%;
                padding-left: 20px;
                padding-right: 20px;
            }

            .about-content h2 {
                font-size: 20px;
            }
        }

        @media (max-width: 400px) {
            .brand-name {
                font-size: 14px;
            }

            .brand-hth {
                font-size: 22px;
            }

            .nav-link {
                font-size: 15px;
                padding: 8px 10px;
            }
        }