/* roulang page: index */
:root {
            --primary: #1A4B8C;
            --primary-light: #2563EB;
            --secondary: #0EA5E9;
            --accent: #F59E0B;
            --dark: #0B192C;
            --dark-card: #152A4A;
            --slate: #0F172A;
            --text-main: #334155;
            --text-muted: #64748B;
            --bg-light: #F8FAFC;
            --bg-alt: #F1F5F9;
            --white: #FFFFFF;
            --border: #E2E8F0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
            --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.07), 0 4px 6px -2px rgba(0,0,0,0.04);
            --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

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

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

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

        button, input, select, textarea {
            font: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Topbar */
        .topbar {
            background-color: var(--slate);
            color: #94A3B8;
            font-size: 0.85rem;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .topbar-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .topbar-info span {
            margin-right: 20px;
        }

        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
        }
        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.1rem;
        }
        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 28px;
        }
        .nav-link {
            font-weight: 500;
            color: var(--slate);
            font-size: 0.95rem;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--secondary);
        }
        .header-cta {
            background-color: var(--primary);
            color: var(--white);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(26,75,140,0.25);
        }
        .header-cta:hover {
            background-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--slate);
            cursor: pointer;
        }

        /* Section Global */
        section {
            padding: 90px 0;
            position: relative;
        }
        .section-header {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 50px;
        }
        .section-badge {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(14, 165, 233, 0.1);
            color: var(--secondary);
            font-size: 0.8rem;
            font-weight: 700;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--slate);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 1. Hero: Bento Grid Layout */
        .hero-section {
            padding: 40px 0 80px;
            background: linear-gradient(180deg, #F8FAFC 0%, #FFFFFF 100%);
        }
        .bento-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            grid-template-rows: auto auto;
            gap: 24px;
        }
        .bento-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 40px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .bento-main {
            grid-column: 1 / 2;
            grid-row: 1 / 3;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            background: linear-gradient(135deg, rgba(26,75,140,0.03) 0%, rgba(14,165,233,0.05) 100%), var(--white);
        }
        .hero-h1 {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--slate);
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .hero-h1 span {
            color: var(--primary);
            background: linear-gradient(120deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-lead {
            font-size: 1.05rem;
            color: var(--text-main);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            margin-bottom: 36px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 4px 14px rgba(26,75,140,0.3);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(26,75,140,0.05);
        }
        .hero-badges-row {
            display: flex;
            gap: 20px;
            border-top: 1px solid var(--border);
            padding-top: 24px;
        }
        .h-badge-item {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 600;
        }
        .h-badge-item strong {
            color: var(--slate);
            display: block;
            font-size: 1.1rem;
        }

        .bento-sub-1 {
            grid-column: 2 / 3;
            grid-row: 1 / 2;
            background: var(--dark);
            color: var(--white);
            display: flex;
            flex-direction: column;
            justify-content: center;
            border: none;
        }
        .bento-sub-1 h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: #38BDF8;
        }
        .bento-sub-1 p {
            font-size: 0.92rem;
            color: #94A3B8;
            margin-bottom: 20px;
        }
        .iot-status-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.1);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            width: fit-content;
        }
        .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22C55E;
            box-shadow: 0 0 8px #22C55E;
        }

        .bento-sub-2 {
            grid-column: 2 / 3;
            grid-row: 2 / 3;
            background: var(--bg-alt);
            padding: 30px;
        }
        .bento-sub-2 h4 {
            font-size: 1.1rem;
            color: var(--slate);
            margin-bottom: 10px;
        }
        .bento-sub-2 p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        /* 2. Customer Showcase (客户案例) */
        .cases-section {
            background-color: var(--white);
        }
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        .case-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .case-img-wrap {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(4px);
            color: var(--white);
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 4px;
            font-weight: 600;
        }
        .case-body {
            padding: 24px;
        }
        .case-body h3 {
            font-size: 1.25rem;
            color: var(--slate);
            margin-bottom: 10px;
        }
        .case-body p {
            font-size: 0.92rem;
            color: var(--text-main);
            margin-bottom: 16px;
        }
        .case-metrics-bar {
            display: flex;
            gap: 16px;
            padding-top: 14px;
            border-top: 1px dashed var(--border);
        }
        .cm-item {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .cm-item strong {
            color: var(--primary);
            font-weight: 700;
        }

        /* 3. Metrics Bar (结果数据) */
        .metrics-section {
            background: var(--dark);
            color: var(--white);
            padding: 60px 0;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .metric-card {
            padding: 20px;
            border-right: 1px solid rgba(255,255,255,0.1);
        }
        .metric-card:last-child {
            border-right: none;
        }
        .metric-val {
            font-size: 2.8rem;
            font-weight: 900;
            color: #38BDF8;
            line-height: 1.1;
            margin-bottom: 8px;
            font-family: monospace;
        }
        .metric-label {
            font-size: 1rem;
            color: #E2E8F0;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .metric-sub {
            font-size: 0.8rem;
            color: #94A3B8;
        }

        /* 4. Before/After Comparison (前后对比) */
        .comparison-section {
            background-color: var(--bg-light);
        }
        .comp-table-card {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .comp-grid-header {
            display: grid;
            grid-template-columns: 1.2fr 2fr 2fr;
            background: var(--bg-alt);
            padding: 16px 24px;
            font-weight: 700;
            color: var(--slate);
            font-size: 0.95rem;
            border-bottom: 1px solid var(--border);
        }
        .comp-row {
            display: grid;
            grid-template-columns: 1.2fr 2fr 2fr;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            align-items: center;
            font-size: 0.92rem;
        }
        .comp-row:last-child {
            border-bottom: none;
        }
        .comp-dim {
            font-weight: 700;
            color: var(--slate);
        }
        .comp-old {
            color: #64748B;
            padding-right: 16px;
        }
        .comp-new {
            color: var(--primary);
            font-weight: 600;
            background: rgba(14,165,233,0.06);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
        }

        /* 5. Methodology & Architecture (方法说明与深色架构) */
        .arch-section {
            background: #091322;
            color: var(--white);
            position: relative;
        }
        .arch-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .arch-card {
            background: var(--dark-card);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: var(--radius-md);
            padding: 32px;
            transition: var(--transition);
        }
        .arch-card:hover {
            border-color: var(--secondary);
            transform: translateY(-4px);
        }
        .arch-step-num {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--secondary);
            margin-bottom: 14px;
        }
        .arch-card h3 {
            font-size: 1.2rem;
            margin-bottom: 12px;
            color: var(--white);
        }
        .arch-card p {
            font-size: 0.9rem;
            color: #94A3B8;
            line-height: 1.7;
        }

        /* 6. Overview & Standards (概览与规范) */
        .overview-section {
            background-color: var(--white);
        }
        .overview-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .overview-text h2 {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--slate);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .overview-text p {
            font-size: 0.98rem;
            color: var(--text-main);
            margin-bottom: 20px;
            line-height: 1.8;
        }
        .standard-box {
            background: var(--bg-light);
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin-top: 24px;
            font-size: 0.9rem;
            color: var(--slate);
        }
        .overview-visual-panel {
            background: linear-gradient(135deg, var(--bg-alt) 0%, #E2E8F0 100%);
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border);
        }
        .spec-item {
            background: var(--white);
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }
        .spec-item:last-child {
            margin-bottom: 0;
        }
        .spec-label {
            font-weight: 600;
            color: var(--slate);
            font-size: 0.9rem;
        }
        .spec-value {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
        }

        /* 7. Advantages (6 卡片网格) */
        .adv-section {
            background-color: var(--bg-light);
        }
        .adv-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .adv-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px;
            border: 1px solid var(--border);
            border-top: 4px solid var(--primary);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .adv-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-top-color: var(--secondary);
        }
        .adv-card h3 {
            font-size: 1.18rem;
            color: var(--slate);
            margin-bottom: 12px;
        }
        .adv-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* 8. Core Products (3 大核心产品) */
        .products-section {
            background-color: var(--white);
        }
        .product-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .product-card {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .product-img {
            height: 190px;
            overflow: hidden;
        }
        .product-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .product-content {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .product-content h3 {
            font-size: 1.25rem;
            color: var(--slate);
            margin-bottom: 10px;
        }
        .product-content p {
            font-size: 0.92rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .product-features {
            list-style: none;
            margin-bottom: 24px;
            flex-grow: 1;
        }
        .product-features li {
            font-size: 0.88rem;
            color: var(--text-main);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .product-features li::before {
            content: "✓";
            color: var(--secondary);
            font-weight: 800;
        }

        /* 9. Scenarios (典型场景) */
        .scenarios-section {
            background-color: var(--bg-alt);
        }
        .scenarios-list {
            display: flex;
            flex-direction: column;
            gap: 36px;
        }
        .scenario-item {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 36px;
            align-items: center;
            border: 1px solid var(--border);
        }
        .scenario-item.reverse {
            grid-template-columns: 1fr 1fr;
            direction: rtl;
        }
        .scenario-item.reverse .scenario-text {
            direction: ltr;
        }
        .scenario-text h3 {
            font-size: 1.4rem;
            color: var(--slate);
            margin-bottom: 12px;
        }
        .scenario-text p {
            font-size: 0.95rem;
            color: var(--text-main);
            margin-bottom: 18px;
        }
        .scenario-pill-group {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .s-pill {
            background: var(--bg-light);
            border: 1px solid var(--border);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
        }
        .scenario-media {
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 240px;
        }
        .scenario-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 10. Stories (实践故事) */
        .stories-section {
            background-color: var(--white);
        }
        .stories-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .story-card {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 30px;
            border: 1px solid var(--border);
            position: relative;
        }
        .story-quote-mark {
            font-size: 3rem;
            color: #CBD5E1;
            line-height: 1;
            margin-bottom: 10px;
            font-family: Georgia, serif;
        }
        .story-text {
            font-size: 0.92rem;
            color: var(--text-main);
            line-height: 1.7;
            margin-bottom: 24px;
        }
        .story-author {
            display: flex;
            align-items: center;
            gap: 14px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }
        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
        }
        .author-info h4 {
            font-size: 0.95rem;
            color: var(--slate);
        }
        .author-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 11. News & Insights (前沿资讯) */
        .news-section {
            background-color: var(--bg-light);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .news-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-img {
            height: 180px;
            overflow: hidden;
        }
        .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-body {
            padding: 22px;
        }
        .news-date {
            font-size: 0.8rem;
            color: var(--secondary);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .news-body h3 {
            font-size: 1.1rem;
            color: var(--slate);
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .news-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 12. FAQ (异议拆解手风琴) */
        .faq-section {
            background-color: var(--white);
        }
        .faq-container {
            max-width: 840px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--white);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 700;
            color: var(--slate);
            font-size: 1rem;
            user-select: none;
            background: var(--bg-light);
        }
        .faq-question::after {
            content: "+";
            font-size: 1.3rem;
            color: var(--secondary);
            transition: var(--transition);
        }
        .faq-item.active .faq-question::after {
            content: "−";
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 24px;
            background: var(--white);
            color: var(--text-main);
            font-size: 0.92rem;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 250px;
            padding: 18px 24px;
        }

        /* 13. Consultation Form CTA (咨询入口) */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
            color: var(--white);
            padding: 80px 0;
        }
        .cta-card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 48px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .cta-text h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .cta-text p {
            color: #CBD5E1;
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 24px;
        }
        .cta-badges {
            display: flex;
            gap: 16px;
            font-size: 0.85rem;
            color: #94A3B8;
        }
        .form-box {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px;
            color: var(--slate);
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .form-input, .form-select {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            outline: none;
            transition: var(--transition);
        }
        .form-input:focus, .form-select:focus {
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(14,165,233,0.15);
        }
        .form-submit-btn {
            width: 100%;
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 12px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .form-submit-btn:hover {
            background: var(--primary-light);
        }
        .form-privacy {
            font-size: 0.75rem;
            color: var(--text-muted);
            text-align: center;
            margin-top: 10px;
        }

        /* Footer */
        .site-footer {
            background: #060D17;
            color: #94A3B8;
            padding: 70px 0 24px;
            font-size: 0.9rem;
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-col h4 {
            color: var(--white);
            font-size: 1.05rem;
            margin-bottom: 20px;
            font-weight: 700;
        }
        .footer-col p {
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: var(--secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            text-align: center;
            font-size: 0.8rem;
            color: #64748B;
        }
        .footer-bottom p {
            margin-bottom: 6px;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .bento-grid {
                grid-template-columns: 1fr;
            }
            .bento-main {
                grid-column: auto;
                grid-row: auto;
            }
            .bento-sub-1, .bento-sub-2 {
                grid-column: auto;
                grid-row: auto;
            }
            .case-grid, .overview-layout, .cta-card {
                grid-template-columns: 1fr;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .metric-card {
                border-right: none;
            }
            .adv-grid, .product-grid, .arch-grid, .stories-grid, .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .topbar {
                display: none;
            }
            .nav-links, .header-cta {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-h1 {
                font-size: 2rem;
            }
            .adv-grid, .product-grid, .arch-grid, .stories-grid, .news-grid {
                grid-template-columns: 1fr;
            }
            .scenario-item, .scenario-item.reverse {
                grid-template-columns: 1fr;
                direction: ltr;
            }
            .comp-grid-header, .comp-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-card {
                padding: 24px;
            }
            section {
                padding: 60px 0;
            }
        }