/* roulang page: index */
:root {
            --color-primary: #0F2B48;
            --color-primary-dark: #081B30;
            --color-accent: #0284C7;
            --color-gold: #C5A880;
            --color-bg-base: #F8FAFC;
            --color-bg-card: #FFFFFF;
            --color-dark-surface: #0A1118;
            --color-text-main: #0F172A;
            --color-text-muted: #475569;
            --color-text-light: #94A3B8;
            --color-border: #E2E8F0;
            --color-border-dark: rgba(14, 165, 233, 0.2);
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-subtle: 0 1px 3px rgba(15, 43, 72, 0.06), 0 10px 15px -5px rgba(15, 43, 72, 0.03);
            --shadow-lift: 0 8px 25px rgba(15, 43, 72, 0.12);
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--color-bg-base);
            color: var(--color-text-main);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 顶部通栏 */
        .top-utility-bar {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            font-size: 13px;
            height: 38px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
        }
        .top-utility-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }
        .top-tags {
            display: flex;
            gap: 20px;
        }
        .top-tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .top-tag-dot {
            width: 6px;
            height: 6px;
            background-color: #10B981;
            border-radius: 50%;
        }

        /* 导航栏 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 2px 10px rgba(0,0,0,0.03);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }
        .brand-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: 1px;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 28px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-main);
            padding: 8px 0;
            position: relative;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--color-accent);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-primary);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: all 0.25s ease;
        }
        .nav-cta:hover {
            background-color: var(--color-accent);
            box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-primary);
            cursor: pointer;
        }

        /* 通用板块排版 */
        .section-block {
            padding-top: 84px;
            padding-bottom: 84px;
            position: relative;
        }
        .section-block.bg-light {
            background-color: #FFFFFF;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .section-block.bg-slate {
            background-color: #F1F5F9;
        }
        .section-block.bg-dark {
            background-color: var(--color-dark-surface);
            color: #F8FAFC;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .section-block.bg-dark .section-title {
            color: #FFFFFF;
        }
        .section-desc {
            font-size: 16px;
            color: var(--color-text-muted);
            max-width: 820px;
            line-height: 1.8;
        }
        .section-block.bg-dark .section-desc {
            color: var(--color-text-light);
        }

        /* 按钮与徽章 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all 0.25s ease;
            text-align: center;
        }
        .btn-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }
        .btn-primary:hover {
            background-color: var(--color-accent);
            border-color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
        }
        .btn-secondary {
            background-color: #FFFFFF;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
        }
        .btn-secondary:hover {
            background-color: var(--color-bg-base);
            border-color: var(--color-primary);
        }
        .btn-outline-gold {
            background-color: transparent;
            color: var(--color-gold);
            border: 1px solid var(--color-gold);
        }
        .btn-outline-gold:hover {
            background-color: var(--color-gold);
            color: var(--color-dark-surface);
        }

        /* HERO: 前后对比与双核架构 */
        .hero-section {
            background-image: linear-gradient(rgba(15, 43, 72, 0.92), rgba(8, 27, 48, 0.96)), url('/assets/images/a99e5c00df4dd1e4.webp');
            background-size: cover;
            background-position: center;
            color: #FFFFFF;
            padding-top: 80px;
            padding-bottom: 96px;
            position: relative;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }
        .hero-h1 {
            font-size: 44px;
            line-height: 1.25;
            font-weight: 800;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }
        .hero-lead {
            font-size: 16px;
            line-height: 1.8;
            color: #E2E8F0;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-comparison-board {
            background: rgba(10, 17, 24, 0.88);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 24px;
            border-radius: var(--radius-sm);
            backdrop-filter: blur(8px);
        }
        .board-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-gold);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 8px;
        }
        .compare-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 13px;
        }
        .compare-item {
            padding: 12px;
            border-radius: var(--radius-sm);
        }
        .compare-item.old {
            background: rgba(255, 255, 255, 0.03);
            border-left: 2px solid #64748B;
            color: #94A3B8;
        }
        .compare-item.new {
            background: rgba(2, 132, 199, 0.08);
            border-left: 2px solid var(--color-accent);
            color: #F8FAFC;
        }
        .compare-label {
            font-size: 11px;
            text-transform: uppercase;
            font-weight: 700;
            margin-bottom: 4px;
            display: block;
        }

        /* 1. 指标看板区 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            padding: 28px 24px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-subtle);
            border-top: 3px solid var(--color-accent);
        }
        .metric-num {
            font-size: 34px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .metric-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-main);
            margin-bottom: 6px;
        }
        .metric-desc {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* 2. 制程总览区 */
        .overview-layout {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 40px;
            align-items: center;
        }
        .overview-spec-list {
            margin-top: 24px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .overview-spec-box {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            padding: 16px;
            border-radius: var(--radius-sm);
        }
        .overview-spec-title {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 4px;
        }
        .overview-spec-text {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* 3. 核心优势六宫格 */
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .advantage-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 28px;
            box-shadow: var(--shadow-subtle);
            transition: all 0.25s ease;
            position: relative;
        }
        .advantage-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-lift);
            transform: translateY(-2px);
        }
        .advantage-tag {
            font-size: 11px;
            font-weight: 700;
            color: var(--color-accent);
            background: #E0F2FE;
            padding: 2px 8px;
            border-radius: var(--radius-sm);
            display: inline-block;
            margin-bottom: 14px;
        }
        .advantage-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .advantage-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
        }
        .param-badge-group {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }
        .param-badge {
            font-size: 11px;
            color: var(--color-text-main);
            background: var(--color-bg-base);
            padding: 3px 6px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
        }

        /* 4. 展厅产品大卡片 */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .showcase-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-subtle);
        }
        .showcase-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            background: #E2E8F0;
            overflow: hidden;
        }
        .showcase-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .showcase-card:hover .showcase-img-wrap img {
            transform: scale(1.03);
        }
        .showcase-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .model-badge {
            font-size: 12px;
            font-weight: 800;
            color: var(--color-primary);
            background: #E2E8F0;
            padding: 2px 8px;
            border-radius: var(--radius-sm);
            align-self: flex-start;
            margin-bottom: 12px;
        }
        .showcase-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .showcase-desc {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 18px;
        }
        .spec-table-compact {
            width: 100%;
            border-collapse: collapse;
            font-size: 12px;
            margin-bottom: 20px;
            margin-top: auto;
        }
        .spec-table-compact td {
            padding: 6px 0;
            border-bottom: 1px solid #F1F5F9;
        }
        .spec-table-compact td:first-child {
            color: var(--color-text-muted);
            width: 45%;
        }
        .spec-table-compact td:last-child {
            color: var(--color-primary);
            font-weight: 600;
            text-align: right;
        }

        /* 5. 性能对比基准表 */
        .benchmark-wrapper {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            overflow-x: auto;
            box-shadow: var(--shadow-subtle);
        }
        .benchmark-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            text-align: left;
        }
        .benchmark-table th, .benchmark-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--color-border);
        }
        .benchmark-table th {
            background: #F8FAFC;
            color: var(--color-primary);
            font-weight: 700;
        }
        .benchmark-table tr:last-child td {
            border-bottom: none;
        }
        .benchmark-table td.highlight {
            color: var(--color-accent);
            font-weight: 700;
            background: #F0F9FF;
        }

        /* 6. 深色沉浸式案例 */
        .foundry-case-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .foundry-media {
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-sm);
            overflow: hidden;
            position: relative;
        }

        /* 7. 里程碑时间线 */
        .timeline-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .timeline-node {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            padding: 24px;
            border-radius: var(--radius-sm);
            position: relative;
        }
        .timeline-node::before {
            content: "";
            position: absolute;
            top: -6px;
            left: 24px;
            width: 12px;
            height: 12px;
            background: var(--color-accent);
            border-radius: 50%;
        }
        .timeline-year {
            font-size: 16px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .timeline-step {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .timeline-text {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* 8. 场景矩阵 */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .scenario-box {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .scenario-img-wrap {
            height: 180px;
            background: #E2E8F0;
        }
        .scenario-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scenario-content {
            padding: 20px;
        }
        .scenario-content h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .scenario-content p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* 9. 产能统计条 */
        .stat-bar-wrapper {
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            padding: 36px 40px;
            color: #FFFFFF;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            border-left: 6px solid var(--color-gold);
        }
        .stat-bar-item h3 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-gold);
            margin-bottom: 6px;
        }
        .stat-bar-item h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .stat-bar-item p {
            font-size: 12px;
            color: #CBD5E1;
            line-height: 1.5;
        }

        /* 10. 专家评价墙 */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            padding: 28px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-subtle);
        }
        .testimonial-quote {
            font-size: 13px;
            color: var(--color-text-main);
            line-height: 1.7;
            margin-bottom: 20px;
            font-style: italic;
        }
        .testimonial-meta {
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
        }
        .testimonial-name {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary);
        }
        .testimonial-role {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* 11. 前沿资讯卡片 */
        .insights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .insight-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 24px;
            display: flex;
            flex-direction: column;
        }
        .insight-date {
            font-size: 12px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .insight-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 12px;
        }
        .insight-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .insight-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 12. 质量与安全保障条 */
        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .assurance-item {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            padding: 24px;
            border-radius: var(--radius-sm);
        }
        .assurance-item h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .assurance-item p {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* 13. FAQ 模块 */
        .faq-accordion {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-details {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all 0.2s ease;
        }
        .faq-details[open] {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-subtle);
        }
        .faq-summary {
            padding: 18px 24px;
            font-size: 15px;
            font-weight: 700;
            color: var(--color-primary);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }
        .faq-summary::-webkit-details-marker {
            display: none;
        }
        .faq-icon {
            font-size: 18px;
            color: var(--color-accent);
            transition: transform 0.2s ease;
        }
        .faq-details[open] .faq-icon {
            transform: rotate(45deg);
        }
        .faq-content {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
            border-top: 1px solid #F1F5F9;
            padding-top: 14px;
        }

        /* 14. 转化与需求表单 */
        .contact-form-layout {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 40px;
            box-shadow: var(--shadow-lift);
            max-width: 900px;
            margin: 0 auto;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .form-group.full {
            grid-column: span 2;
        }
        .form-label {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-primary);
        }
        .form-input, .form-select, .form-textarea {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text-main);
            background: #F8FAFC;
            outline: none;
            transition: border-color 0.2s ease;
        }
        .form-input:focus, .form-select:focus, .form-textarea:focus {
            border-color: var(--color-accent);
            background: #FFFFFF;
        }
        .form-textarea {
            resize: vertical;
            min-height: 100px;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding-top: 72px;
            padding-bottom: 36px;
            font-size: 13px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.9fr 0.9fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-p {
            line-height: 1.7;
            margin-bottom: 16px;
            color: #94A3B8;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 18px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            color: #64748B;
            font-size: 12px;
        }

        /* 响应式断点系统 */
        @media (max-width: 1024px) {
            .hero-grid, .overview-layout, .foundry-case-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .metrics-grid, .timeline-container, .assurance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advantages-grid, .showcase-grid, .scenarios-grid, .testimonials-grid, .insights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-bar-wrapper {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .top-utility-bar {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-menu {
                position: fixed;
                top: 74px;
                left: 0;
                right: 0;
                background: #FFFFFF;
                flex-direction: column;
                padding: 24px;
                gap: 16px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 10px 20px rgba(0,0,0,0.08);
                display: none;
            }
            .nav-menu.open {
                display: flex;
            }
            .hero-h1 {
                font-size: 30px;
            }
            .advantages-grid, .showcase-grid, .scenarios-grid, .testimonials-grid, .insights-grid, .metrics-grid, .timeline-container, .assurance-grid {
                grid-template-columns: 1fr;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group.full {
                grid-column: span 1;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }