/* roulang page: index */
:root {
            --primary: #7C3AED;
            --primary-deep: #6D28D9;
            --primary-light: rgba(124, 58, 237, 0.12);
            --accent: #F59E0B;
            --bg-dark: #0B0B10;
            --bg-dark-card: #12121A;
            --bg-light: #F8F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1F1B2E;
            --text-gray: #6B7280;
            --text-light: rgba(255, 255, 255, 0.8);
            --border: #E4E0EB;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.12);
            --transition: all 0.2s ease-in-out;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg-white);
            color: var(--text-dark);
            line-height: 1.7;
            font-size: 15px;
            padding-bottom: 0;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        input {
            border: none;
            outline: none;
            font-family: inherit;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #fff;
            border-bottom: 1px solid #eee;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
        }
        .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            margin: 0 auto 0 40px;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
            position: relative;
            padding: 6px 2px;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            width: 200px;
            height: 36px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            padding: 0 12px;
            gap: 8px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
        }
        .search-box svg {
            flex-shrink: 0;
            color: var(--text-gray);
        }
        .search-box input {
            width: 100%;
            background: transparent;
            font-size: 13px;
            color: var(--text-dark);
        }
        .search-box input::placeholder {
            color: #9CA3AF;
        }
        .header-cta {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 600;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .header-cta:hover {
            background: var(--primary-deep);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }
        .nav-toggle span {
            width: 20px;
            height: 2px;
            background: var(--text-dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        @media (max-width: 1023px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid #eee;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
                padding: 16px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-link {
                width: 100%;
                padding: 12px 0;
                border-bottom: 1px solid #f3f0f7;
                font-size: 15px;
            }
            .nav-link:last-child {
                border-bottom: none;
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-link.active {
                color: var(--primary);
            }
            .nav-toggle {
                display: flex;
            }
            .header-right .search-box {
                display: none;
            }
            .header-cta {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        @media (max-width: 640px) {
            .header-cta {
                display: none;
            }
            .logo-text {
                font-size: 18px;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 85vh;
            background: linear-gradient(180deg, #0B0B10 55%, rgba(124, 58, 237, 0.45)), url('/assets/images/backpic/back-1.jpg') center center / cover no-repeat;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-inner {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            padding: 80px 24px;
        }
        .hero-content {
            max-width: 560px;
            flex: 1;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #fff;
            padding: 6px 14px;
            border-radius: 100px;
            font-size: 12px;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background: #34D399;
            border-radius: 50%;
            margin-right: 6px;
            display: inline-block;
        }
        .hero-title {
            font-size: clamp(38px, 5.5vw, 56px);
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 16px;
        }
        .hero-title .hl {
            color: var(--accent);
        }
        .hero-subtitle {
            font-size: 18px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 32px;
            max-width: 480px;
        }
        .hero-ctas {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 44px;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary:hover {
            background: #D97706;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.3);
        }
        .btn-primary:focus,
        .btn-outline:focus,
        .header-cta:focus,
        .cta-btn:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.4);
        }
        .btn-outline {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: #fff;
            color: #1F1B2E;
            border-color: #fff;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .stat-item {
            display: flex;
            flex-direction: column;
        }
        .stat-num {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        .hero-preview {
            width: 380px;
            flex-shrink: 0;
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transform: rotate(1.5deg);
            margin-right: 20px;
        }
        .hero-preview img {
            width: 100;
            height: auto;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .hero-preview::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(0, 0, 0, 0.3), transparent 50%);
        }

        @media (max-width: 1023px) {
            .hero-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 32px;
                padding: 60px 24px;
            }
            .hero-preview {
                width: 100%;
                max-width: 480px;
                transform: none;
                margin-right: 0;
            }
        }
        @media (max-width: 640px) {
            .hero {
                min-height: auto;
                padding: 60px 0;
                background: linear-gradient(180deg, #0B0B10 55%, rgba(124, 58, 237, 0.4)), url('/assets/images/backpic/back-1.jpg') center center / cover no-repeat;
            }
            .hero-inner {
                padding: 40px 20px;
            }
            .hero-stats {
                gap: 20px;
            }
            .stat-num {
                font-size: 24px;
            }
        }

        /* ===== Selling Points ===== */
        .feature-section {
            background: var(--bg-white);
            padding: 80px 0;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 50px;
        }
        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: 100px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: clamp(28px, 3vw, 34px);
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-gray);
            line-height: 1.7;
        }
        .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: left;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .feature-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            background: rgba(124, 58, 237, 0.12);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--primary);
        }
        .feature-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
        .feature-desc {
            font-size: 14px;
            color: var(--text-gray);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .feature-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .feature-link:hover {
            color: var(--primary-deep);
            gap: 8px;
        }
        @media (max-width: 640px) {
            .feature-section {
                padding: 48px 0;
            }
        }

        /* ===== Scenes ===== */
        .scene-section {
            background: var(--bg-light);
            padding: 80px 0;
        }
        .scene-block {
            display: flex;
            align-items: center;
            gap: 60px;
            margin-bottom: 80px;
        }
        .scene-block:last-child {
            margin-bottom: 0;
        }
        .scene-block.reverse {
            flex-direction: row-reverse;
        }
        .scene-media {
            flex: 1;
            position: relative;
        }
        .scene-media .frame {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            border: 2px solid var(--primary);
            padding: 6px;
            background: #fff;
        }
        .scene-media img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 10px;
        }
        .scene-content {
            flex: 1;
        }
        .scene-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: 100px;
            margin-bottom: 14px;
        }
        .scene-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .scene-desc {
            font-size: 15px;
            color: var(--text-gray);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .scene-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .scene-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-dark);
        }
        .scene-list .check {
            color: var(--primary);
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }
        @media (max-width: 1023px) {
            .scene-block,
            .scene-block.reverse {
                flex-direction: column;
                gap: 24px;
                margin-bottom: 48px;
            }
            .scene-media,
            .scene-content {
                width: 100%;
            }
        }
        @media (max-width: 640px) {
            .scene-section {
                padding: 48px 0;
            }
            .scene-title {
                font-size: 22px;
            }
        }

        /* ===== Social Proof ===== */
        .social-section {
            background: linear-gradient(180deg, #0B0B10 0%, #12121A 100%);
            padding: 80px 0;
        }
        .social-section .section-title {
            color: #fff;
        }
        .social-section .section-desc {
            color: rgba(255, 255, 255, 0.6);
        }
        .review-card {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            padding: 24px;
            height: 100%;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        .review-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }
        .review-top {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }
        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }
        .review-name {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
        }
        .review-role {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .review-stars {
            display: flex;
            gap: 2px;
            color: var(--accent);
            margin-bottom: 10px;
            font-size: 14px;
        }
        .review-text {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
        }
        .media-wall {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
            margin-top: 50px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .media-item {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.4);
            font-weight: 500;
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        .media-item:hover {
            color: var(--accent);
        }
        @media (max-width: 640px) {
            .social-section {
                padding: 48px 0;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-white);
            padding: 80px 0;
        }
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .accordion-item {
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .accordion-title {
            width: 100%;
            padding: 20px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            background: transparent;
        }
        .accordion-title:hover {
            color: var(--primary);
        }
        .accordion-title .icon {
            font-size: 20px;
            transition: var(--transition);
            color: var(--text-gray);
        }
        .accordion-item.is-active .accordion-title {
            color: var(--primary);
        }
        .accordion-item.is-active .accordion-title .icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .accordion-content {
            display: none;
            padding-bottom: 20px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-gray);
        }
        .accordion-item.is-active .accordion-content {
            display: block;
        }
        @media (max-width: 640px) {
            .faq-section {
                padding: 48px 0;
            }
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            background: linear-gradient(135deg, #12121A 0%, #1F1B2E 100%), url('/assets/images/backpic/back-2.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
            padding: 60px 0;
            text-align: center;
        }
        .cta-banner .section-title {
            color: #fff;
        }
        .cta-banner .section-desc {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
        }
        .cta-btn {
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 14px 32px;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: none;
        }
        .cta-btn:hover {
            background: #D97706;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(245, 158, 11, 0.4);
        }
        @media (max-width: 640px) {
            .cta-banner {
                padding: 40px 0;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            padding: 48px 0 20px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-top {
            display: flex;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }
        .footer-brand .logo-text {
            color: #fff;
            margin-bottom: 8px;
            display: inline-block;
        }
        .footer-brand p {
            font-size: 13px;
            max-width: 280px;
            margin-top: 8px;
        }
        .footer-links {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col a {
            display: block;
            font-size: 13px;
            padding: 4px 0;
            color: rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 640px) {
            .footer-top {
                flex-direction: column;
            }
        }

        /* ===== Floating CTA ===== */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: #fff;
            border-top: 1px solid #eee;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
            z-index: 999;
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 60px;
        }
        .floating-cta .floating-text {
            font-size: 14px;
            color: var(--text-dark);
            font-weight: 500;
            line-height: 1.4;
        }
        .floating-cta .floating-text strong {
            color: var(--primary);
        }
        .floating-cta .floating-btn {
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            transition: var(--transition);
        }
        .floating-cta .floating-btn:hover {
            background: var(--primary-deep);
        }
        body.has-floating {
            padding-bottom: 80px;
        }
        @media (max-width: 640px) {
            .floating-cta {
                min-height: 72px;
                padding: 8px 16px;
            }
            .floating-cta .floating-text {
                font-size: 13px;
            }
            .floating-cta .floating-btn {
                padding: 8px 18px;
                font-size: 13px;
            }
            body.has-floating {
                padding-bottom: 90px;
            }
        }

        /* ===== Utility ===== */
        .section-spacer {
            height: 80px;
        }
        @media (max-width: 640px) {
            .section-spacer {
                height: 48px;
            }
        }
        .grid-padding {
            padding: 0 12px;
        }

/* roulang page: category1 */
:root {
  --primary: #7C3AED;
  --primary-deep: #6D28D9;
  --primary-light: rgba(124, 58, 237, 0.12);
  --accent: #F59E0B;
  --bg-dark: #0B0B10;
  --bg-dark-card: #12121A;
  --bg-light: #F8F7FA;
  --bg-white: #FFFFFF;
  --text-dark: #1F1B2E;
  --text-gray: #6B7280;
  --text-light: rgba(255, 255, 255, 0.8);
  --border: #E4E0EB;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.12);
  --transition: all 0.2s ease-in-out;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-white);
  color: var(--text-dark);
  line-height: 1.7;
  font-size: 15px;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  color: inherit;
}
input,
select {
  border: none;
  outline: none;
  font-family: inherit;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
section[id] {
  scroll-margin-top: 80px;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid #eee;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}
.header-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.logo-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.5px;
  line-height: 1.2;
}
.nav-links {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid #eee;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  padding: 16px 24px;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  margin: 0;
  list-style: none;
}
.nav-links.open {
  display: flex;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
  padding: 12px 0;
  width: 100%;
  border-bottom: 1px solid #f3f0f7;
  white-space: nowrap;
}
.nav-link:last-child {
  border-bottom: none;
}
.nav-link:hover {
  color: var(--primary);
}
.nav-link.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-link.active::after {
  display: none;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.search-box {
  width: 200px;
  height: 36px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: none;
  align-items: center;
  padding: 0 12px;
  gap: 8px;
  transition: var(--transition);
}
.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}
.search-box svg {
  flex-shrink: 0;
  color: var(--text-gray);
}
.search-box input {
  width: 100%;
  background: transparent;
  font-size: 13px;
  color: var(--text-dark);
}
.search-box input::placeholder {
  color: #9CA3AF;
}
.header-cta {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 600;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.header-cta:hover {
  background: var(--primary-deep);
  transform: translateY(-1px);
}
.nav-toggle {
  display: flex;
  width: 40px;
  height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Category Banner ===== */
.category-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 64px 0 72px;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 11, 16, 0.8) 25%, rgba(124, 58, 237, 0.55) 100%);
}
.banner-inner {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 28px;
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.75);
  transition: var(--transition);
}
.breadcrumb a:hover {
  color: #fff;
}
.breadcrumb .sep {
  opacity: 0.5;
}
.breadcrumb .current {
  color: #fff;
}
.banner-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 48px;
  align-items: center;
}
.banner-main h1 {
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.25;
  font-weight: 700;
  color: #fff;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.banner-main h1 .highlight {
  color: var(--accent);
}
.category-desc {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 0 28px;
}
.banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  padding: 11px 26px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}
.btn-accent:hover {
  background: #E08E00;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.42);
  color: #fff;
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  padding: 11px 26px;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
  transition: var(--transition);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-dark);
  border-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}
.live-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 16px;
  padding: 26px 28px;
  text-align: center;
  backdrop-filter: blur(6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(245, 158, 11, 0.18);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.live-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}
.live-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 18px;
}
.countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
}
.count-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  min-width: 58px;
  padding: 10px 8px;
}
.count-item b {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.count-item i {
  font-style: normal;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
}
.count-sep {
  font-size: 22px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  padding-bottom: 18px;
}
.btn-subscribe {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.btn-subscribe:hover {
  background: var(--primary-deep);
  transform: translateY(-1px);
}
.btn-subscribe.subscribed {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* ===== Filter Toolbar ===== */
.filter-section {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
}
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 20px;
}
.sort-group {
  display: flex;
  align-items: center;
  gap: 10px;
}
.sort-group label {
  font-size: 13px;
  color: var(--text-gray);
  white-space: nowrap;
}
.sort-select {
  height: 36px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 34px 0 14px;
  font-size: 13px;
  color: var(--text-dark);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  transition: var(--transition);
}
.sort-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}
.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chip {
  display: inline-flex;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-gray);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 999px;
  transition: var(--transition);
  cursor: pointer;
}
.chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}
.view-toggle {
  display: flex;
  gap: 6px;
  margin-left: auto;
}
.view-toggle button {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-gray);
  transition: var(--transition);
}
.view-toggle button:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.view-toggle button.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ===== Card Grid ===== */
.card-grid-section {
  padding: 48px 0 24px;
}
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}
.section-heading h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 0;
  color: var(--text-dark);
}
.section-heading .count-tip {
  font-size: 13px;
  color: var(--text-gray);
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 5px 14px;
  border-radius: 999px;
}
.category-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.category-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}
.card-thumb {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--bg-light);
}
.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.category-card:hover .card-thumb img {
  transform: scale(1.04);
}
.card-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11, 11, 16, 0.55) 100%);
  opacity: 0.75;
  transition: var(--transition);
}
.category-card:hover .card-thumb::after {
  opacity: 0.9;
}
.card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: rgba(11, 11, 16, 0.72);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  letter-spacing: 0.3px;
}
.card-duration {
  position: absolute;
  right: 12px;
  bottom: 10px;
  z-index: 2;
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  background: rgba(11, 11, 16, 0.65);
  padding: 3px 10px;
  border-radius: 6px;
  backdrop-filter: blur(4px);
}
.card-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card-body h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 8px;
  line-height: 1.4;
}
.card-body h3 a {
  color: var(--text-dark);
}
.card-body h3 a:hover {
  color: var(--primary);
}
.card-body p {
  font-size: 13.5px;
  color: var(--text-gray);
  line-height: 1.65;
  margin: 0 0 16px;
  flex: 1;
}
.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: #9CA3AF;
  padding-top: 14px;
  border-top: 1px solid var(--bg-light);
  margin-bottom: 12px;
}
.card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.card-link:hover {
  color: var(--primary-deep);
  gap: 9px;
}
.card-link svg {
  transition: var(--transition);
}

/* ===== Pagination ===== */
.pagination-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 36px 0 56px;
}
.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  transition: var(--transition);
}
.page-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: default;
}
.page-btn.prev,
.page-btn.next {
  color: var(--text-gray);
}
.page-btn.prev:hover,
.page-btn.next:hover {
  color: var(--primary);
}

/* ===== SEO Section ===== */
.seo-section {
  background: var(--bg-light);
  padding: 64px 0;
}
.seo-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 40px 44px;
}
.seo-box h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 18px;
  color: var(--text-dark);
}
.seo-box h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 26px 0 10px;
  color: var(--text-dark);
}
.seo-box p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-gray);
  margin: 0 0 14px;
  max-width: 860px;
}
.seo-box p strong {
  color: var(--text-dark);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 64px 0;
}
.faq-section .faq-heading {
  text-align: center;
  margin-bottom: 36px;
}
.faq-section .faq-heading h2 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--text-dark);
}
.faq-section .faq-heading p {
  font-size: 14px;
  color: var(--text-gray);
  margin: 0;
}
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}
.accordion {
  background: transparent;
  margin: 0;
  list-style: none;
}
.accordion-item {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}
.accordion-item:first-child {
  border-top: 1px solid var(--border);
}
.accordion-title {
  font-size: 16px !important;
  font-weight: 600 !important;
  color: var(--text-dark) !important;
  background: transparent !important;
  padding: 22px 44px 22px 0 !important;
  border: none !important;
  position: relative;
  line-height: 1.5 !important;
  transition: var(--transition);
}
.accordion-title:hover,
.accordion-title:focus {
  color: var(--primary) !important;
  background: transparent !important;
  outline: none;
}
.accordion-title::before,
.accordion-title::after {
  position: absolute;
  content: "";
  right: 16px;
  top: 50%;
  width: 12px;
  height: 2px;
  background: var(--text-gray);
  transform: translateY(-50%);
  transition: var(--transition);
  border-radius: 2px;
}
.accordion-title::after {
  transform: translateY(-50%) rotate(90deg);
}
.accordion-item.is-active > .accordion-title::after {
  transform: translateY(-50%) rotate(0deg);
}
.accordion-item.is-active > .accordion-title {
  color: var(--primary) !important;
}
.accordion-title::before {
  right: 16px;
}
.accordion-content {
  background: transparent !important;
  border: none !important;
  padding: 0 20px 22px 0 !important;
}
.accordion-content p {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-gray);
  margin: 0;
  max-width: 720px;
}

/* ===== CTA Banner ===== */
.cta-banner {
  background: var(--bg-dark);
  background-image: url("/assets/images/backpic/back-3.jpg");
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 56px 0;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(11, 11, 16, 0.92) 30%, rgba(124, 58, 237, 0.72) 100%);
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.cta-text {
  max-width: 640px;
}
.cta-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 10px;
  line-height: 1.3;
}
.cta-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark-card);
  color: rgba(255, 255, 255, 0.72);
  padding: 60px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .logo-text {
  color: #fff;
  display: block;
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 360px;
  margin: 0;
  color: rgba(255, 255, 255, 0.6);
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 16px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  padding: 4px 0;
  transition: var(--transition);
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== Media Queries ===== */
@media (min-width: 641px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid #eee;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    padding: 16px 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid #f3f0f7;
    font-size: 15px;
  }
  .nav-link.active::after {
    display: none;
  }
  .header-right .search-box {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .banner-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .live-card {
    max-width: 420px;
  }
}
@media (min-width: 1025px) {
  .nav-links {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    gap: 32px;
    margin: 0 auto 0 40px;
    width: auto;
  }
  .nav-link {
    width: auto;
    padding: 6px 2px;
    border-bottom: none;
    font-size: 14px;
  }
  .nav-link.active::after {
    display: block;
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
  }
  .header-right .search-box {
    display: flex;
    width: 200px;
  }
  .nav-toggle {
    display: none;
  }
  .banner-grid {
    grid-template-columns: 1.35fr 0.65fr;
    gap: 48px;
  }
  .live-card {
    max-width: none;
  }
}
@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }
  .category-banner {
    padding: 44px 0 52px;
  }
  .banner-main h1 {
    font-size: 26px;
    line-height: 1.35;
  }
  .category-desc {
    font-size: 14.5px;
  }
  .banner-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn-accent,
  .btn-ghost {
    width: 100%;
  }
  .live-card {
    padding: 20px;
  }
  .count-item {
    min-width: 50px;
    padding: 8px 6px;
  }
  .count-item b {
    font-size: 22px;
  }
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .view-toggle {
    margin-left: 0;
  }
  .filter-tags {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }
  .chip {
    flex-shrink: 0;
  }
  .card-grid-section {
    padding: 36px 0 16px;
  }
  .section-heading {
    flex-direction: column;
    align-items: flex-start;
  }
  .pagination-wrap {
    flex-wrap: wrap;
    padding: 28px 0 40px;
  }
  .seo-box {
    padding: 24px 22px;
  }
  .seo-box h2 {
    font-size: 20px;
  }
  .faq-section {
    padding: 44px 0;
  }
  .faq-section .faq-heading h2 {
    font-size: 23px;
  }
  .accordion-title {
    font-size: 15px !important;
    padding: 18px 40px 18px 0 !important;
  }
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .cta-banner {
    padding: 44px 0;
  }
  .cta-text h2 {
    font-size: 21px;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-links {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}