/* roulang page: index */
:root {
            --c-primary: #0B0F17;
            --c-surface: #111827;
            --c-card: #1E293B;
            --c-accent: #10B981;
            --c-speed: #06B6D4;
            --c-bg: #F8FAFC;
            --c-border: #E2E8F0;
            --c-text-h: #0F172A;
            --c-text-p: #334155;
            --c-text-muted: #64748B;
            --radius: 8px;
            --shadow-subtle: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
            --shadow-card: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
            --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.2);
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--c-bg);
            color: var(--c-text-p);
            line-height: 1.6;
        }
        body {
            overflow-x: hidden;
            width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        /* 顶部双行导航 */
        .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(--c-border);
        }
        .top-info-bar {
            background-color: var(--c-primary);
            color: #94A3B8;
            font-size: 13px;
            padding: 7px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .top-info-flex {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .top-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .indicator-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--c-accent);
            box-shadow: 0 0 6px var(--c-accent);
        }
        .main-navbar {
            padding: 16px 0;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--c-text-h);
            letter-spacing: -0.02em;
        }
        .logo-symbol {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--c-accent), var(--c-speed));
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 16px;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--c-text-p);
            position: relative;
            padding: 6px 0;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--c-primary);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--c-accent);
            transition: var(--transition);
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .btn-primary {
            background-color: var(--c-primary);
            color: #FFFFFF;
        }
        .btn-primary:hover {
            background-color: #1E293B;
            transform: translateY(-1px);
        }
        .btn-accent {
            background: linear-gradient(135deg, var(--c-accent), #059669);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
        }
        .btn-accent:hover {
            opacity: 0.95;
            box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
            transform: translateY(-1px);
        }
        .btn-outline {
            border-color: var(--c-border);
            color: var(--c-text-p);
            background-color: #FFFFFF;
        }
        .btn-outline:hover {
            border-color: var(--c-text-muted);
            color: var(--c-text-h);
            background-color: #F8FAFC;
        }

        /* 移动端汉堡菜单触发器 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            width: 28px;
            height: 28px;
            justify-content: center;
        }
        .menu-toggle span {
            display: block;
            height: 2px;
            width: 100%;
            background-color: var(--c-text-h);
            border-radius: 2px;
            transition: var(--transition);
        }
        #mobile-menu-trigger {
            display: none;
        }

        /* 通用板块规范 */
        .section-block {
            padding: 88px 0;
            position: relative;
        }
        .section-bg-light {
            background-color: #FFFFFF;
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }
        .section-bg-dark {
            background-color: var(--c-primary);
            color: #F8FAFC;
        }
        .section-header {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--c-accent);
            background: rgba(16, 185, 129, 0.1);
            padding: 4px 12px;
            border-radius: 4px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--c-text-h);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }
        .section-bg-dark .section-title {
            color: #FFFFFF;
        }
        .section-desc {
            font-size: 15px;
            color: var(--c-text-muted);
            line-height: 1.7;
        }
        .section-bg-dark .section-desc {
            color: #94A3B8;
        }

        /* 1. 本地/高精度首屏（地图感与区域实时入口） */
        .hero-banner {
            position: relative;
            background: #0B0F17 url('/assets/images/42ead84c2f782a5c.jpg') center/cover no-repeat;
            padding: 100px 0 110px;
            color: #FFFFFF;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11,15,23,0.95) 0%, rgba(11,15,23,0.85) 55%, rgba(11,15,23,0.65) 100%);
        }
        .hero-content-wrapper {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }
        .hero-badge-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }
        .hero-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 4px;
            font-size: 12px;
            color: #E2E8F0;
        }
        .hero-title {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.22;
            margin-bottom: 20px;
            letter-spacing: -0.03em;
            color: #FFFFFF;
        }
        .hero-desc {
            font-size: 16px;
            color: #CBD5E1;
            line-height: 1.75;
            margin-bottom: 32px;
            max-width: 620px;
        }
        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 36px;
        }
        .hero-metrics-bar {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-metric-val {
            font-size: 24px;
            font-weight: 800;
            color: var(--c-accent);
            font-family: monospace;
        }
        .hero-metric-label {
            font-size: 13px;
            color: #94A3B8;
            margin-top: 2px;
        }
        /* 本地服务枢纽节点卡 */
        .hero-node-box {
            background: rgba(17, 24, 39, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            backdrop-filter: blur(10px);
        }
        .node-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .node-title {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
        }
        .node-status {
            font-size: 12px;
            color: var(--c-accent);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .node-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .node-item {
            background: rgba(255, 255, 255, 0.04);
            padding: 12px 14px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .node-place {
            font-size: 13px;
            font-weight: 600;
            color: #E2E8F0;
        }
        .node-detail {
            font-size: 12px;
            color: #94A3B8;
        }

        /* 2. 入口矩阵（功能网络） */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .matrix-item {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: 24px 20px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }
        .matrix-item:hover {
            border-color: var(--c-accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }
        .matrix-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: #F1F5F9;
            color: var(--c-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            margin-bottom: 16px;
        }
        .matrix-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--c-text-h);
            margin-bottom: 8px;
        }
        .matrix-desc {
            font-size: 13px;
            color: var(--c-text-muted);
            line-height: 1.6;
        }

        /* 3. 痛点深度剖析板块 */
        .pain-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .pain-side-img {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--c-border);
        }
        .pain-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .pain-card {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-left: 4px solid #EF4444;
            padding: 18px 20px;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .pain-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--c-text-h);
            margin-bottom: 6px;
        }
        .pain-text {
            font-size: 14px;
            color: var(--c-text-p);
            line-height: 1.6;
        }

        /* 4. 整体解决方案架构 */
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .solution-content h3 {
            font-size: 26px;
            font-weight: 800;
            color: var(--c-text-h);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .solution-feature-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin: 24px 0 32px;
        }
        .solution-feature-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--c-text-p);
        }
        .check-badge {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: rgba(16, 185, 129, 0.15);
            color: var(--c-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 900;
            flex-shrink: 0;
            margin-top: 3px;
        }

        /* 5. 核心产品套件（精选分类） */
        .product-suite-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .product-card {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .product-card:hover {
            box-shadow: var(--shadow-card);
            border-color: #CBD5E1;
            transform: translateY(-4px);
        }
        .product-card-thumb {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .product-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .product-card:hover .product-card-thumb img {
            transform: scale(1.04);
        }
        .product-category-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(4px);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
        }
        .product-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .product-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--c-text-h);
            margin-bottom: 8px;
        }
        .product-summary {
            font-size: 14px;
            color: var(--c-text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .spec-list {
            margin-top: auto;
            border-top: 1px solid var(--c-border);
            padding-top: 16px;
            margin-bottom: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .spec-item {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
        }
        .spec-name { color: var(--c-text-muted); }
        .spec-val { font-weight: 600; color: var(--c-text-h); }

        /* 6. 限时方案与配额提醒条（蓝图：秒杀闪购/限时入口） */
        .flash-quota-bar {
            background: linear-gradient(135deg, #1E293B, #0F172A);
            border-radius: var(--radius);
            padding: 32px 40px;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .quota-info h3 {
            font-size: 22px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .urgency-badge {
            background: #EF4444;
            color: #FFFFFF;
            font-size: 12px;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }
        .quota-desc {
            font-size: 14px;
            color: #94A3B8;
            max-width: 580px;
        }
        .quota-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .countdown-wrap {
            text-align: right;
        }
        .countdown-digits {
            font-family: monospace;
            font-size: 20px;
            font-weight: 800;
            color: var(--c-accent);
            letter-spacing: 0.05em;
        }
        .countdown-label {
            font-size: 11px;
            color: #64748B;
        }

        /* 7. 工程实施路径（时间线） */
        .timeline-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .timeline-step-item {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: 28px 20px;
            position: relative;
        }
        .step-index {
            font-size: 24px;
            font-weight: 900;
            color: #E2E8F0;
            margin-bottom: 12px;
            line-height: 1;
        }
        .step-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--c-text-h);
            margin-bottom: 8px;
        }
        .step-desc {
            font-size: 13px;
            color: var(--c-text-muted);
            line-height: 1.6;
        }

        /* 8. 标杆项目深度案例（深色区） */
        .case-showcase-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .case-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .case-card-img {
            height: 220px;
            overflow: hidden;
        }
        .case-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-card-info {
            padding: 28px;
        }
        .case-tag {
            color: var(--c-speed);
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        .case-heading {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .case-summary {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .case-stats-row {
            display: flex;
            gap: 24px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .case-stat-num {
            font-size: 18px;
            font-weight: 800;
            color: var(--c-accent);
        }
        .case-stat-lbl {
            font-size: 12px;
            color: #64748B;
        }

        /* 9. 适用客群与深度业务场景 */
        .audience-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .audience-box {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: 32px 24px;
            transition: var(--transition);
        }
        .audience-box:hover {
            border-color: var(--c-accent);
            box-shadow: var(--shadow-card);
        }
        .audience-badge {
            font-size: 12px;
            font-weight: 700;
            color: #047857;
            background: #ECFDF5;
            padding: 3px 8px;
            border-radius: 4px;
            margin-bottom: 14px;            display: inline-block;
        }
        .audience-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--c-text-h);
            margin-bottom: 10px;
        }
        .audience-text {
            font-size: 14px;
            color: var(--c-text-p);
            line-height: 1.65;
            margin-bottom: 16px;
        }
        .audience-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 13px;
            color: var(--c-text-muted);
        }
        .audience-list li::before {
            content: '• ';
            color: var(--c-accent);
            font-weight: bold;
        }

        /* 10. 权威指标与技术数据条 */
        .metrics-banner {
            background-color: var(--c-surface);
            color: #FFFFFF;
            padding: 64px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .metrics-grid-four {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .metric-big-num {
            font-size: 44px;
            font-weight: 900;
            color: var(--c-accent);
            line-height: 1.1;
            font-family: monospace;
            margin-bottom: 8px;
        }
        .metric-text-label {
            font-size: 15px;
            font-weight: 600;
            color: #F8FAFC;
            margin-bottom: 6px;
        }
        .metric-sub-note {
            font-size: 12px;
            color: #94A3B8;
        }

        /* 11. 行业动态与技术前沿资讯 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-card {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: 24px;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-card);
            border-color: #CBD5E1;
            transform: translateY(-2px);
        }
        .news-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--c-text-muted);
            margin-bottom: 12px;
        }
        .news-tag {
            color: #0284C7;
            background: #E0F2FE;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }
        .news-heading {
            font-size: 17px;
            font-weight: 700;
            color: var(--c-text-h);
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .news-snippet {
            font-size: 13px;
            color: var(--c-text-p);
            line-height: 1.65;
            margin-bottom: 16px;
        }
        .news-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--c-primary);
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-link:hover {
            color: var(--c-accent);
        }

        /* 12. 多端互联与版本生态 */
        .platform-sync-box {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: 48px;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 40px;
            align-items: center;
        }
        .platform-sync-info h3 {
            font-size: 26px;
            font-weight: 800;
            color: var(--c-text-h);
            margin-bottom: 14px;
        }
        .platform-sync-info p {
            font-size: 15px;
            color: var(--c-text-p);
            line-height: 1.7;
            margin-bottom: 24px;
        }
        .platform-badge-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .sync-tag-item {
            background: #F1F5F9;
            color: var(--c-text-h);
            border: 1px solid #CBD5E1;
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 600;
        }
        .platform-sync-media {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        /* 13. FAQ 常见问题折叠面板 */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item[open] {
            border-color: var(--c-accent);
            box-shadow: var(--shadow-subtle);
        }
        .faq-question {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--c-text-h);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }
        .faq-question::-webkit-details-marker {
            display: none;
        }
        .faq-question::after {
            content: '+';
            font-size: 20px;
            font-weight: 400;
            color: var(--c-text-muted);
            transition: transform 0.2s ease;
        }
        .faq-item[open] .faq-question::after {
            content: '−';
            color: var(--c-accent);
        }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--c-text-p);
            line-height: 1.7;
            border-top: 1px solid #F1F5F9;
            margin-top: 4px;
            padding-top: 14px;
        }

        /* 14. 底部全局转化召唤 CTA */
        .cta-bottom-block {
            background: radial-gradient(circle at top right, #1E293B, #0B0F17);
            border-radius: var(--radius);
            padding: 56px 48px;
            color: #FFFFFF;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .cta-text-side h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            color: #FFFFFF;
        }
        .cta-text-side p {
            font-size: 15px;
            color: #94A3B8;
            line-height: 1.7;
        }
        .cta-form-box {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius);
            padding: 24px;
        }
        .form-row {
            margin-bottom: 16px;
        }
        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: #E2E8F0;
            margin-bottom: 6px;
        }
        .form-input {
            width: 100%;
            padding: 12px 14px;
            background: rgba(15, 23, 42, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 6px;
            color: #FFFFFF;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }
        .form-input:focus {
            border-color: var(--c-accent);
            background: rgba(15, 23, 42, 0.95);
        }
        .form-privacy-note {
            font-size: 12px;
            color: #64748B;
            margin-top: 10px;
            line-height: 1.5;
        }

        /* 统一页脚 (Footer) */
        .site-footer {
            background-color: var(--c-primary);
            color: #94A3B8;
            padding: 72px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand-title {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: #94A3B8;
            max-width: 320px;
            margin-bottom: 20px;
        }
        .footer-head {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-link a {
            color: #94A3B8;
            font-size: 13px;
        }
        .footer-link a:hover {
            color: var(--c-accent);
        }
        .footer-bottom-bar {
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: #64748B;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-legal-links {
            display: flex;
            gap: 20px;
        }

        /* 响应式断点处理 */
        @media (max-width: 1024px) {
            .hero-content-wrapper { grid-template-columns: 1fr; gap: 40px; }
            .matrix-grid { grid-template-columns: repeat(2, 1fr); }
            .product-suite-grid { grid-template-columns: repeat(2, 1fr); }
            .timeline-steps { grid-template-columns: repeat(2, 1fr); }
            .platform-sync-box { grid-template-columns: 1fr; }
            .cta-bottom-block { grid-template-columns: 1fr; gap: 32px; }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .section-block { padding: 60px 0; }
            .menu-toggle { display: flex; }
            .nav-menu {
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #FFFFFF;
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 24px;
                border-bottom: 1px solid var(--c-border);
                box-shadow: var(--shadow-card);
                display: none;
            }
            #mobile-menu-trigger:checked ~ .nav-inner .nav-menu {
                display: flex;
            }
            .nav-actions { display: none; }
            .hero-title { font-size: 34px; }
            .pain-layout, .solution-grid, .case-showcase-grid { grid-template-columns: 1fr; }
            .audience-matrix, .news-grid, .metrics-grid-four { grid-template-columns: 1fr; }
            .flash-quota-bar { flex-direction: column; align-items: flex-start; gap: 20px; }
            .hero-metrics-bar { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom-bar { flex-direction: column; align-items: flex-start; }
        }