/* roulang page: index */
:root {
            --bg-base: #070B19;
            --bg-deep: #0B132B;
            --bg-card: rgba(16, 26, 54, 0.72);
            --bg-card-hover: rgba(23, 37, 75, 0.85);
            --cyan-primary: #00F0FF;
            --cyan-glow: rgba(0, 240, 255, 0.35);
            --cyan-glow-intense: rgba(0, 240, 255, 0.65);
            --blue-cyber: #3A86FF;
            --orange-energy: #FF5722;
            --text-main: #FFFFFF;
            --text-sub: #E2E8F0;
            --text-muted: #94A3B8;
            --text-dim: #64748B;
            --border-glass: rgba(0, 240, 255, 0.16);
            --border-glass-hover: rgba(0, 240, 255, 0.45);
            --container-max: 1240px;
            --radius-card: 16px;
            --radius-btn: 9999px;
            --radius-sm: 8px;
            --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }

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

        html {
            scroll-behavior: smooth;
            background-color: var(--bg-base);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
        }

        body {
            background: radial-gradient(circle at 50% 0%, #152248 0%, #070B19 70%);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button, input, select {
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部通栏 */
        .top-bar {
            background: rgba(7, 11, 25, 0.95);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 8px 0;
        }
        .top-bar-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .top-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 240, 255, 0.1);
            color: var(--cyan-primary);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.75rem;
        }

        /* 导航头 */
        header.site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7, 11, 25, 0.82);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-glass);
            transition: var(--transition);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #fff;
        }
        .brand-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--cyan-primary), var(--blue-cyber));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #070B19;
            font-weight: 900;
            font-size: 1.1rem;
            box-shadow: 0 0 15px var(--cyan-glow);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }
        .nav-link {
            font-size: 0.95rem;
            color: var(--text-sub);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--cyan-primary);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--cyan-primary);
            transition: var(--transition);
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }

        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            background: linear-gradient(135deg, var(--cyan-primary), var(--blue-cyber));
            color: #050814;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 20px var(--cyan-glow);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 30px var(--cyan-glow-intense);
            color: #000;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-main);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-glass);
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: rgba(0, 240, 255, 0.12);
            border-color: var(--cyan-primary);
            color: var(--cyan-primary);
        }

        /* 移动端菜单控制 */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
        }

        /* 通用 Section 样式 */
        section {
            padding: 90px 0;
            position: relative;
        }
        .section-alt {
            background: linear-gradient(180deg, rgba(11, 19, 43, 0.4) 0%, rgba(7, 11, 25, 0.8) 100%);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
        }
        .section-header {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 56px auto;
        }
        .section-tag {
            display: inline-block;
            color: var(--cyan-primary);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 12px;
            padding: 4px 14px;
            background: rgba(0, 240, 255, 0.08);
            border-radius: 9999px;
            border: 1px solid rgba(0, 240, 255, 0.25);
        }
        .section-title {
            font-size: clamp(1.8rem, 3.2vw, 2.4rem);
            font-weight: 800;
            color: #ffffff;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .section-title span {
            background: linear-gradient(135deg, #ffffff 40%, var(--cyan-primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.7;
        }

        /* 玻璃卡片 */
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            backdrop-filter: blur(16px);
            padding: 32px;
            transition: var(--transition);
            box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.08), 0 12px 32px rgba(0, 0, 0, 0.28);
        }
        .glass-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-glass-hover);
            transform: translateY(-4px);
            box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.15), 0 18px 40px rgba(0, 240, 255, 0.12);
        }

        /* 1. Hero 板块（自测选型短问卷视觉变体） */
        #hero {
            padding: 60px 0 100px 0;
            background: url('/assets/images/8cf08b24e2a260de.jpg') center/cover no-repeat;
            position: relative;
        }
        #hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 11, 25, 0.88) 0%, rgba(7, 11, 25, 0.97) 100%);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }
        .hero-badge-live {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.3);
            border-radius: 9999px;
            color: var(--cyan-primary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 24px;
        }
        .hero-badge-live .pulse-dot {
            width: 8px;
            height: 8px;
            background: var(--cyan-primary);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--cyan-primary);
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.4); opacity: 0.6; }
        }
        .hero-title {
            font-size: clamp(2.2rem, 4.5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
            color: #fff;
        }
        .hero-title .glow-word {
            background: linear-gradient(135deg, #ffffff 20%, var(--cyan-primary) 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-p {
            font-size: 1.1rem;
            color: var(--text-sub);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .hero-stat-item .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--cyan-primary);
            font-family: monospace;
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 问卷评估卡片 */
        .quiz-panel {
            background: rgba(16, 26, 54, 0.85);
            border: 1px solid var(--cyan-primary);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: 0 0 35px rgba(0, 240, 255, 0.2);
            position: relative;
        }
        .quiz-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 16px;
            margin-bottom: 20px;
        }
        .quiz-header h3 {
            font-size: 1.25rem;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .quiz-option-group {
            margin-bottom: 18px;
        }
        .quiz-label {
            font-size: 0.9rem;
            color: var(--text-sub);
            margin-bottom: 8px;
            display: block;
            font-weight: 600;
        }
        .quiz-select, .quiz-input {
            width: 100%;
            padding: 12px 14px;
            background: rgba(7, 11, 25, 0.8);
            border: 1px solid rgba(0, 240, 255, 0.25);
            border-radius: var(--radius-sm);
            color: #fff;
            outline: none;
            transition: var(--transition);
        }
        .quiz-select:focus, .quiz-input:focus {
            border-color: var(--cyan-primary);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
        }
        .quiz-preview-box {
            background: rgba(0, 240, 255, 0.05);
            border: 1px dashed rgba(0, 240, 255, 0.3);
            border-radius: var(--radius-sm);
            padding: 14px;
            margin: 18px 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .quiz-preview-box strong {
            color: var(--cyan-primary);
        }

        /* 2. 资料目录 (#catalog) */
        .catalog-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .catalog-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            padding: 24px;
            position: relative;
            overflow: hidden;
        }
        .catalog-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--blue-cyber);
        }
        .catalog-card:hover::before {
            background: var(--cyan-primary);
        }
        .catalog-num {
            font-family: monospace;
            color: var(--cyan-primary);
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 8px;
        }
        .catalog-title {
            font-size: 1.05rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .catalog-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 3. 架构与合规资质 (#intro) */
        .intro-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .intro-text h3 {
            font-size: 1.8rem;
            margin-bottom: 18px;
            line-height: 1.3;
        }
        .intro-text p {
            color: var(--text-sub);
            margin-bottom: 24px;
            line-height: 1.8;
        }
        .compliance-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }
        .c-tag {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            color: var(--text-sub);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .c-tag span {
            color: var(--cyan-primary);
        }

        /* 4. 核心增长优势矩阵 (#features) */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feat-icon-box {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--cyan-primary);
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 20px;
        }
        .feat-title {
            font-size: 1.25rem;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 700;
        }
        .feat-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 5. 关键图表与增长链路 (#scenarios) */
        .scenario-box {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 48px;
        }
        .scenario-box.reverse {
            grid-template-columns: 1.1fr 1fr;
        }
        .scenario-img-wrap {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-glass);
        }
        .scenario-img-wrap img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            transition: var(--transition);
        }
        .scenario-img-wrap:hover img {
            transform: scale(1.03);
        }
        .step-list {
            list-style: none;
            margin-top: 20px;
        }
        .step-item {
            display: flex;
            gap: 16px;
            margin-bottom: 16px;
        }
        .step-badge {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--blue-cyber);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 700;
            flex-shrink: 0;
            box-shadow: 0 0 10px rgba(58, 134, 255, 0.4);
        }

        /* 6. 模块产品体系 (#products) */
        .products-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .prod-card {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .prod-title {
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 14px;
        }
        .prod-checklist {
            list-style: none;
            margin: 20px 0;
        }
        .prod-checklist li {
            font-size: 0.92rem;
            color: var(--text-sub);
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .prod-checklist li::before {
            content: '✓';
            color: var(--cyan-primary);
            font-weight: 800;
        }

        /* 7. 深色理念与 AARRR 链路 (#philosophy) */
        .philosophy-container {
            background: radial-gradient(circle at 50% 50%, rgba(58, 134, 255, 0.15) 0%, rgba(7, 11, 25, 0.95) 80%);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-card);
            padding: 56px 40px;
        }
        .funnel-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            margin-top: 40px;
        }
        .funnel-card {
            background: rgba(16, 26, 54, 0.6);
            border: 1px solid rgba(0, 240, 255, 0.15);
            border-radius: var(--radius-sm);
            padding: 20px 14px;
            text-align: center;
        }
        .funnel-step {
            color: var(--orange-energy);
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 6px;
        }
        .funnel-title {
            font-size: 0.95rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .funnel-text {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 8. 标杆品牌案例 (#cases) */
        .case-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .case-card {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .case-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .case-industry {
            font-size: 0.8rem;
            padding: 3px 10px;
            background: rgba(255, 87, 34, 0.15);
            color: var(--orange-energy);
            border-radius: 4px;
            border: 1px solid rgba(255, 87, 34, 0.3);
        }
        .case-metric-box {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            background: rgba(0, 0, 0, 0.25);
            padding: 16px;
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--cyan-primary);
        }
        .case-m-val {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--cyan-primary);
            font-family: monospace;
        }
        .case-m-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 9. 关键增长数据统计条 (#metrics) */
        #metrics {
            padding: 50px 0;
            background: linear-gradient(90deg, rgba(11, 19, 43, 0.9), rgba(16, 26, 54, 0.95), rgba(11, 19, 43, 0.9));
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }
        .metrics-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .metric-glow-num {
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            text-shadow: 0 0 20px var(--cyan-glow);
            font-family: monospace;
            margin-bottom: 4px;
        }
        .metric-glow-num span {
            color: var(--cyan-primary);
            font-size: 1.6rem;
        }
        .metric-sub {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 10. 口碑墙 (#reviews) */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .review-quote {
            font-size: 0.95rem;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 20px;
            font-style: italic;
        }
        .reviewer-meta {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .reviewer-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--blue-cyber), #1d2d5a);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #fff;
            border: 1px solid var(--cyan-primary);
        }
        .reviewer-name {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
        }
        .reviewer-role {
            font-size: 0.8rem;
            color: var(--text-dim);
        }

        /* 11. 价格方案 (#pricing) */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: stretch;
        }
        .price-card {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            position: relative;
        }
        .price-card.featured {
            border-color: var(--cyan-primary);
            box-shadow: 0 0 30px var(--cyan-glow);
            transform: scale(1.03);
            background: rgba(20, 34, 70, 0.85);
        }
        .price-featured-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--orange-energy);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 9999px;
            box-shadow: 0 0 10px rgba(255, 87, 34, 0.5);
        }
        .price-amount {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin: 16px 0;
            font-family: monospace;
        }
        .price-amount span {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: normal;
        }

        /* 12. 行业洞察与资源 (#news) */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card-img {
            height: 180px;
            border-radius: 8px;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }
        .news-date {
            font-size: 0.8rem;
            color: var(--cyan-primary);
            margin-bottom: 8px;
        }
        .news-title {
            font-size: 1.1rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .news-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 13. 行动召唤与预约表单 (#cta) */
        .cta-box {
            background: radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.12) 0%, rgba(16, 26, 54, 0.9) 100%);
            border: 1px solid var(--cyan-primary);
            border-radius: var(--radius-card);
            padding: 64px 32px;
            text-align: center;
            box-shadow: 0 0 50px rgba(0, 240, 255, 0.25);
            max-width: 900px;
            margin: 0 auto;
        }
        .cta-form {
            display: flex;
            max-width: 580px;
            margin: 32px auto 0 auto;
            gap: 12px;
        }
        .cta-input {
            flex: 1;
            padding: 14px 20px;
            background: rgba(7, 11, 25, 0.9);
            border: 1px solid rgba(0, 240, 255, 0.4);
            border-radius: var(--radius-btn);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
        }
        .cta-input:focus {
            border-color: var(--cyan-primary);
            box-shadow: 0 0 15px var(--cyan-glow);
        }

        /* 页脚 */
        footer.site-footer {
            background: #040711;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 18px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: var(--cyan-primary);
        }
        .footer-bottom {
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .catalog-grid { grid-template-columns: repeat(2, 1fr); }
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .funnel-grid { grid-template-columns: repeat(3, 1fr); }
            .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; gap: 32px; }
            .price-card.featured { transform: none; }
            .footer-top { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .mobile-toggle { display: block; }
            .nav-menu {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(7, 11, 25, 0.98);
                flex-direction: column;
                padding: 24px;
                gap: 18px;
                border-bottom: 1px solid var(--border-glass);
                display: none;
            }
            .nav-menu.show { display: flex; }
            .hero-inner { grid-template-columns: 1fr; gap: 36px; }
            .intro-wrapper { grid-template-columns: 1fr; }
            .scenario-box, .scenario-box.reverse { grid-template-columns: 1fr; }
            .products-grid { grid-template-columns: 1fr; }
            .case-grid { grid-template-columns: 1fr; }
            .reviews-grid { grid-template-columns: 1fr; }
            .news-grid { grid-template-columns: 1fr; }
            .metrics-bar { grid-template-columns: repeat(2, 1fr); }
            .cta-form { flex-direction: column; }
            .cta-input, .btn-glow { width: 100%; }
            .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
            .top-bar { display: none; }
        }
        @media (max-width: 520px) {
            .catalog-grid { grid-template-columns: 1fr; }
            .funnel-grid { grid-template-columns: 1fr; }
            .features-grid { grid-template-columns: 1fr; }
            .hero-stats-row { flex-direction: column; gap: 16px; }
            .footer-top { grid-template-columns: 1fr; }
        }