/* roulang page: index */
:root {
            --bg-deep: #070B19;
            --bg-canvas: #0B132B;
            --bg-card: rgba(16, 26, 54, 0.68);
            --bg-card-hover: rgba(22, 36, 74, 0.82);
            --border-glass: rgba(56, 189, 248, 0.16);
            --border-glow: rgba(0, 242, 254, 0.45);
            --cyan-glow: #00F2FE;
            --blue-accent: #38BDF8;
            --blue-primary: #2563EB;
            --text-heading: #F8FAFC;
            --text-body: #94A3B8;
            --text-muted: #64748B;
            --status-success: #10B981;
            --status-warning: #F59E0B;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.28);
        }

        /* 基础 Reset 与规范 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            -webkit-tap-highlight-color: transparent;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-deep);
            background-image: 
                radial-gradient(circle at 15% 20%, rgba(14, 165, 233, 0.12) 0%, transparent 40%),
                radial-gradient(circle at 85% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 45%);
            background-attachment: fixed;
            color: var(--text-body);
            line-height: 1.65;
            overflow-x: hidden;
        }

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

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        /* 布局容器 */
        .site-container {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section-padding {
            padding-top: 85px;
            padding-bottom: 85px;
            position: relative;
        }

        .section-alt-bg {
            background-color: rgba(9, 15, 36, 0.65);
            border-top: 1px solid rgba(56, 189, 248, 0.08);
            border-bottom: 1px solid rgba(56, 189, 248, 0.08);
        }

        /* 标题组样式 */
        .section-head {
            text-align: center;
            max-width: 780px;
            margin: 0 auto 50px auto;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(56, 189, 248, 0.1);
            border: 1px solid rgba(56, 189, 248, 0.25);
            color: var(--cyan-glow);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 9999px;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-title {
            color: var(--text-heading);
            font-size: 2.15rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .section-desc {
            color: var(--text-body);
            font-size: 1rem;
            line-height: 1.7;
        }

        /* 玻璃拟态卡片基底 */
        .glass-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
            transition: var(--transition-smooth);
        }

        .glass-panel:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }

        /* 发光按钮系统 */
        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            min-height: 48px;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #030A1C;
            background: linear-gradient(135deg, var(--cyan-glow) 0%, var(--blue-accent) 100%);
            box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);
            cursor: pointer;
            transition: var(--transition-smooth);
            text-align: center;
        }

        .btn-glow:hover {
            box-shadow: 0 0 32px rgba(0, 242, 254, 0.7);
            transform: translateY(-2px);
            color: #000;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            min-height: 48px;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-heading);
            background: rgba(16, 26, 54, 0.6);
            border: 1px solid rgba(56, 189, 248, 0.35);
            cursor: pointer;
            transition: var(--transition-smooth);
        }

        .btn-outline:hover {
            background: rgba(56, 189, 248, 0.15);
            border-color: var(--cyan-glow);
            color: var(--cyan-glow);
            transform: translateY(-2px);
        }

        /* 双行导航系统 */
        .top-utility-bar {
            background: rgba(7, 11, 25, 0.92);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.8rem;
            height: 38px;
            display: flex;
            align-items: center;
        }

        .utility-flex {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }

        .status-indicator {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-body);
        }

        .status-dot {
            width: 7px;
            height: 7px;
            background-color: var(--status-success);
            border-radius: 50%;
            box-shadow: 0 0 8px var(--status-success);
        }

        .utility-links {
            display: flex;
            gap: 20px;
            color: var(--text-muted);
        }

        .utility-links a:hover {
            color: var(--blue-accent);
        }

        .main-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(11, 19, 43, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(56, 189, 248, 0.12);
            height: 74px;
            display: flex;
            align-items: center;
        }

        .nav-flex {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-heading);
            letter-spacing: -0.5px;
        }

        .logo-symbol {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--cyan-glow), var(--blue-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #030A1C;
            font-weight: 900;
            font-size: 1.1rem;
            box-shadow: 0 0 16px rgba(0, 242, 254, 0.45);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .nav-item a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            position: relative;
            padding: 8px 0;
        }

        .nav-item a:hover, .nav-item a.active {
            color: var(--cyan-glow);
        }

        .nav-item a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--cyan-glow);
            transition: var(--transition-smooth);
        }

        .nav-item a:hover::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .mobile-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            cursor: pointer;
            padding: 6px;
        }

        .hamburger-line {
            width: 24px;
            height: 2px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: var(--transition-smooth);
        }

        /* 板块一：Hero 全宽沉浸区 */
        .hero-section {
            position: relative;
            padding-top: 70px;
            padding-bottom: 90px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-image: linear-gradient(180deg, rgba(7, 11, 25, 0.88) 0%, rgba(11, 19, 43, 0.94) 100%), url('/assets/images/cef8596dc833fe2d.webp');
            border-bottom: 1px solid rgba(56, 189, 248, 0.12);
        }

        .hero-banner-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 40px;
            align-items: center;
        }

        .hero-content h1 {
            color: var(--text-heading);
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
        }

        .hero-content h1 span {
            background: linear-gradient(135deg, #FFF 20%, var(--cyan-glow) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.1rem;
            line-height: 1.75;
            color: var(--text-body);
            margin-bottom: 30px;
        }

        .countdown-strip {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(14, 165, 233, 0.12);
            border: 1px solid rgba(56, 189, 248, 0.28);
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            margin-bottom: 30px;
            width: fit-content;
            font-size: 0.9rem;
            color: var(--text-heading);
        }

        .countdown-digits {
            display: inline-flex;
            gap: 6px;
            font-weight: 700;
            color: var(--cyan-glow);
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-points {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 0.88rem;
            color: var(--text-muted);
        }

        .hero-point-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-point-item svg {
            color: var(--status-success);
        }

        .hero-visual-card {
            padding: 24px;
            position: relative;
        }

        .scanner-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-glass);
            padding-bottom: 14px;
            margin-bottom: 16px;
        }

        .scanner-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-heading);
        }

        .scanner-badge {
            background: rgba(16, 185, 129, 0.15);
            color: var(--status-success);
            padding: 3px 10px;
            border-radius: 99px;
            font-size: 0.75rem;
        }

        .scan-preview-img {
            border-radius: var(--radius-sm);
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            max-height: 220px;
            width: 100%;
            object-fit: cover;
        }

        .scanner-feed-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .feed-row {
            display: flex;
            justify-content: space-between;
            font-size: 0.85rem;
            background: rgba(7, 11, 25, 0.45);
            padding: 8px 12px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.04);
        }

        .feed-alert {
            color: var(--status-warning);
        }

        .feed-pass {
            color: var(--status-success);
        }

        /* 板块二：引擎与技术参数区 */
        .engine-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 45px;
            align-items: center;
        }

        .engine-preview-box {
            position: relative;
            padding: 16px;
        }

        .engine-preview-box img {
            border-radius: var(--radius-md);
            width: 100%;
            height: 340px;
            object-fit: cover;
            border: 1px solid rgba(56, 189, 248, 0.2);
        }

        .engine-specs {
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .spec-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .spec-icon-box {
            width: 36px;
            height: 36px;
            min-width: 36px;
            border-radius: 8px;
            background: rgba(56, 189, 248, 0.12);
            color: var(--cyan-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .spec-item h4 {
            color: var(--text-heading);
            font-size: 1.05rem;
            margin-bottom: 4px;
        }

        .spec-item p {
            font-size: 0.92rem;
            color: var(--text-body);
        }

        /* 板块三：核心数据看板条 */
        .dashboard-bar {
            padding: 40px 0;
            background: linear-gradient(90deg, #0A1128 0%, #101E42 50%, #0A1128 100%);
            border-top: 1px solid rgba(56, 189, 248, 0.15);
            border-bottom: 1px solid rgba(56, 189, 248, 0.15);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-card {
            padding: 15px;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 8px;
            background: linear-gradient(135deg, #FFFFFF 0%, var(--cyan-glow) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-label {
            font-size: 0.92rem;
            color: var(--text-heading);
            font-weight: 600;
            margin-bottom: 4px;
        }

        .stat-sub {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* 板块四：服务优势矩阵 (6卡片) */
        .service-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .service-card {
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .service-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(56, 189, 248, 0.1);
            border: 1px solid rgba(56, 189, 248, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--cyan-glow);
            font-size: 1.4rem;
            margin-bottom: 20px;
        }

        .service-card h3 {
            color: var(--text-heading);
            font-size: 1.25rem;
            margin-bottom: 12px;
        }

        .service-card .pain-point {
            color: var(--text-muted);
            font-size: 0.88rem;
            margin-bottom: 10px;
            padding-left: 10px;
            border-left: 2px solid var(--status-warning);
        }

        .service-card .solution-text {
            color: var(--text-body);
            font-size: 0.93rem;
            line-height: 1.6;
        }

        /* 板块五：方案对比矩阵 (3卡片) */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
            align-items: stretch;
        }

        .tier-card {
            padding: 36px 30px;
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .tier-featured {
            border-color: var(--cyan-glow);
            box-shadow: 0 0 35px rgba(0, 242, 254, 0.25);
            transform: scale(1.03);
            background: rgba(18, 30, 64, 0.85);
        }

        .featured-tag {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(90deg, #00F2FE, #2563EB);
            color: #030A1C;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: 99px;
            text-transform: uppercase;
        }

        .tier-name {
            font-size: 1.35rem;
            color: var(--text-heading);
            font-weight: 700;
            margin-bottom: 8px;
        }

        .tier-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            min-height: 42px;
        }

        .tier-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-bottom: 32px;
            flex-grow: 1;
        }

        .tier-features li {
            font-size: 0.92rem;
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .tier-features li.disabled {
            color: var(--text-muted);
            text-decoration: line-through;
            opacity: 0.6;
        }

        .check-icon {
            color: var(--status-success);
            min-width: 16px;
        }

        /* 板块六：技术流程四步图 */
        .pipeline-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .pipeline-card {
            padding: 26px 22px;
            position: relative;
        }

        .step-badge {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(56, 189, 248, 0.2);
            color: var(--cyan-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 16px;
            border: 1px solid var(--border-glow);
        }

        .pipeline-card h3 {
            font-size: 1.15rem;
            color: var(--text-heading);
            margin-bottom: 10px;
        }

        .pipeline-card p {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.6;
        }

        /* 板块七：里程碑时间轴 */
        .timeline-container {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
            padding: 20px 0;
        }

        .timeline-container::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            width: 2px;
            background: linear-gradient(180deg, var(--cyan-glow) 0%, rgba(56, 189, 248, 0.1) 100%);
            transform: translateX(-50%);
        }

        .timeline-node {
            display: flex;
            margin-bottom: 40px;
            position: relative;
            width: 100%;
        }

        .timeline-node:nth-child(odd) {
            justify-content: flex-start;
        }

        .timeline-node:nth-child(even) {
            justify-content: flex-end;
        }

        .timeline-node-content {
            width: 45%;
            padding: 24px;
            position: relative;
        }

        .timeline-dot {
            position: absolute;
            top: 24px;
            left: 50%;
            transform: translateX(-50%);
            width: 14px;
            height: 14px;
            background: var(--cyan-glow);
            border-radius: 50%;
            box-shadow: 0 0 12px var(--cyan-glow);
        }

        .node-date {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--cyan-glow);
            margin-bottom: 6px;
        }

        .node-title {
            font-size: 1.1rem;
            color: var(--text-heading);
            margin-bottom: 8px;
        }

        .node-desc {
            font-size: 0.88rem;
            color: var(--text-body);
        }

        /* 板块八：用户故事与核保场景 Tab */
        .scenarios-wrap {
            display: grid;
            grid-template-columns: 0.85fr 1.15fr;
            gap: 30px;
            align-items: start;
        }

        .scenario-tabs {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .scenario-tab-btn {
            padding: 18px 22px;
            border-radius: var(--radius-md);
            background: rgba(16, 26, 54, 0.45);
            border: 1px solid var(--border-glass);
            color: var(--text-body);
            text-align: left;
            cursor: pointer;
            transition: var(--transition-smooth);
            min-height: 48px;
        }

        .scenario-tab-btn.active, .scenario-tab-btn:hover {
            background: rgba(22, 38, 77, 0.85);
            border-color: var(--cyan-glow);
            color: var(--text-heading);
            box-shadow: var(--shadow-glow);
        }

        .tab-btn-title {
            font-size: 1.05rem;
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            color: inherit;
        }

        .tab-btn-sub {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .scenario-display-card {
            padding: 32px;
        }

        .case-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 20px;
            border-bottom: 1px solid var(--border-glass);
            padding-bottom: 16px;
        }

        .case-title {
            font-size: 1.25rem;
            color: var(--text-heading);
        }

        .case-tag {
            background: rgba(56, 189, 248, 0.15);
            color: var(--cyan-glow);
            padding: 4px 12px;
            border-radius: 99px;
            font-size: 0.8rem;
        }

        .case-comparison-box {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 22px;
        }

        .compare-side {
            padding: 16px;
            border-radius: var(--radius-sm);
        }

        .side-traditional {
            background: rgba(239, 68, 68, 0.08);
            border: 1px solid rgba(239, 68, 68, 0.2);
        }

        .side-ai {
            background: rgba(16, 185, 129, 0.08);
            border: 1px solid rgba(16, 185, 129, 0.2);
        }

        .side-label {
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 6px;
            display: block;
        }

        .side-traditional .side-label { color: #F87171; }
        .side-ai .side-label { color: #34D399; }

        .case-quote {
            font-style: italic;
            font-size: 0.9rem;
            color: var(--text-body);
            border-left: 3px solid var(--cyan-glow);
            padding-left: 14px;
            line-height: 1.7;
        }

        /* 板块九：口碑评价网格 (3卡片) */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .testi-card {
            padding: 28px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .stars-row {
            color: #FBBF24;
            display: flex;
            gap: 4px;
            margin-bottom: 14px;
            font-size: 0.9rem;
        }

        .testi-quote {
            font-size: 0.92rem;
            line-height: 1.7;
            color: var(--text-heading);
            margin-bottom: 22px;
            flex-grow: 1;
        }

        .testi-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 16px;
        }

        .author-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1E293B, #334155);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--cyan-glow);
            font-weight: 700;
            font-size: 0.95rem;
            border: 1px solid var(--border-glass);
        }

        .author-info h4 {
            font-size: 0.92rem;
            color: var(--text-heading);
        }

        .author-info p {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* 板块十：深度资讯与洞察区 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .news-card {
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .news-thumb-box {
            height: 190px;
            overflow: hidden;
            position: relative;
        }

        .news-thumb-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-smooth);
        }

        .news-card:hover .news-thumb-box img {
            transform: scale(1.05);
        }

        .news-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(7, 11, 25, 0.75);
            backdrop-filter: blur(8px);
            color: var(--cyan-glow);
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 4px;
            border: 1px solid rgba(56, 189, 248, 0.3);
        }

        .news-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .news-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .news-body h3 {
            font-size: 1.15rem;
            color: var(--text-heading);
            margin-bottom: 12px;
            line-height: 1.45;
        }

        .news-summary {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .news-modal-trigger {
            color: var(--cyan-glow);
            font-size: 0.88rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            cursor: pointer;
            padding: 0;
            width: fit-content;
        }

        .news-modal-trigger:hover {
            color: #FFF;
        }

        /* 板块十一：平台合规与数据安全 */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .security-card {
            padding: 26px 20px;
            text-align: center;
        }

        .sec-icon-circle {
            width: 54px;
            height: 54px;
            border-radius: 50%;
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid rgba(16, 185, 129, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--status-success);
            font-size: 1.4rem;
            margin: 0 auto 18px auto;
        }

        .security-card h3 {
            font-size: 1.1rem;
            color: var(--text-heading);
            margin-bottom: 8px;
        }

        .security-card p {
            font-size: 0.85rem;
            color: var(--text-body);
            line-height: 1.6;
        }

        /* 板块十二：智能测算与保单诊断速问区 */
        .calculator-wrapper {
            max-width: 920px;
            margin: 0 auto;
            padding: 40px;
        }

        .calc-form-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }

        .form-group label {
            display: block;
            color: var(--text-heading);
            font-size: 0.92rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .form-select, .form-input {
            width: 100%;
            padding: 12px 16px;
            min-height: 48px;
            background: rgba(7, 11, 25, 0.7);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            color: var(--text-heading);
            font-size: 0.92rem;
            transition: var(--transition-smooth);
        }

        .form-select:focus, .form-input:focus {
            border-color: var(--cyan-glow);
            box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
        }

        .checkbox-pills {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .pill-check {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(7, 11, 25, 0.6);
            border: 1px solid var(--border-glass);
            padding: 10px 16px;
            border-radius: 99px;
            font-size: 0.85rem;
            color: var(--text-body);
            cursor: pointer;
            user-select: none;
            min-height: 48px;
        }

        .pill-check input {
            accent-color: var(--cyan-glow);
        }

        .pill-check:hover {
            border-color: var(--blue-accent);
        }

        .calc-result-box {
            display: none;
            margin-top: 30px;
            padding: 24px;
            border-radius: var(--radius-sm);
            background: rgba(14, 165, 233, 0.08);
            border: 1px solid rgba(56, 189, 248, 0.25);
        }

        .calc-result-header {
            font-size: 1.1rem;
            color: var(--text-heading);
            font-weight: 700;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .calc-result-metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 16px;
        }

        .metric-item {
            background: rgba(7, 11, 25, 0.6);
            padding: 14px;
            border-radius: 6px;
            text-align: center;
        }

        .metric-val {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--cyan-glow);
        }

        .metric-name {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* 板块十三：常见疑问解答手风琴 (FAQ) */
        .faq-accordion-box {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            overflow: hidden;
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            background: rgba(16, 26, 54, 0.45);
        }

        .faq-trigger {
            width: 100%;
            padding: 20px 24px;
            min-height: 52px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: transparent;
            color: var(--text-heading);
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            text-align: left;
            transition: var(--transition-smooth);
        }

        .faq-trigger:hover {
            color: var(--cyan-glow);
        }

        .faq-arrow {
            min-width: 20px;
            height: 20px;
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-content {
            display: none;
            padding: 0 24px 22px 24px;
            font-size: 0.92rem;
            color: var(--text-body);
            line-height: 1.75;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding-top: 14px;
        }

        .faq-item.active .faq-content {
            display: block;
        }

        /* 板块十四：高转化留资表单与终极收口 */
        .final-cta-section {
            position: relative;
            background: linear-gradient(180deg, rgba(7, 11, 25, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
            padding: 90px 0;
            border-top: 1px solid rgba(56, 189, 248, 0.18);
        }

        .cta-container-card {
            max-width: 880px;
            margin: 0 auto;
            padding: 48px;
            text-align: center;
            border: 1px solid var(--border-glow);
            box-shadow: 0 0 50px rgba(0, 242, 254, 0.18);
            background: rgba(16, 28, 62, 0.75);
        }

        .cta-head-title {
            font-size: 2.2rem;
            color: var(--text-heading);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-sub-title {
            color: var(--text-body);
            font-size: 1.02rem;
            margin-bottom: 36px;
        }

        .lead-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 16px;
            margin-bottom: 20px;
        }

        .privacy-hint {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 16px;
        }

        /* 模态框提示组件 */
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(3, 7, 18, 0.85);
            backdrop-filter: blur(10px);
            z-index: 10000;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .modal-box {
            max-width: 600px;
            width: 100%;
            padding: 32px;
            position: relative;
        }

        .modal-close-btn {
            position: absolute;
            top: 20px;
            right: 20px;
            background: transparent;
            color: var(--text-muted);
            font-size: 1.5rem;
            cursor: pointer;
        }

        .modal-close-btn:hover {
            color: var(--text-heading);
        }

        /* 页脚系统 */
        .site-footer {
            background: #050814;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 70px 0 30px 0;
            color: var(--text-muted);
            font-size: 0.88rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand h4 {
            color: var(--text-heading);
            font-size: 1.3rem;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand p {
            line-height: 1.7;
            margin-bottom: 16px;
            color: var(--text-body);
        }

        .footer-col h5 {
            color: var(--text-heading);
            font-size: 1rem;
            margin-bottom: 18px;
            font-weight: 600;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a:hover {
            color: var(--cyan-glow);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 28px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
            font-size: 0.82rem;
        }

        /* 移动端菜单抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 74px;
            left: 0;
            width: 100%;
            height: calc(100vh - 74px);
            background: rgba(7, 11, 25, 0.98);
            backdrop-filter: blur(20px);
            z-index: 998;
            padding: 30px 20px;
            flex-direction: column;
            gap: 20px;
            border-bottom: 1px solid var(--border-glass);
        }

        .mobile-drawer.active {
            display: flex;
        }

        .mobile-nav-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .mobile-nav-list a {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-heading);
            display: block;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        /* 响应式断点适配 */
        @media (max-width: 1024px) {
            .nav-menu { display: none; }
            .mobile-hamburger { display: flex; }
            .hero-banner-grid { grid-template-columns: 1fr; gap: 35px; }
            .service-matrix-grid { grid-template-columns: repeat(2, 1fr); }
            .tier-grid { grid-template-columns: 1fr; }
            .tier-featured { transform: none; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
            .pipeline-grid { grid-template-columns: repeat(2, 1fr); }
            .scenarios-wrap { grid-template-columns: 1fr; }
            .news-grid { grid-template-columns: 1fr; }
            .security-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .lead-form-grid { grid-template-columns: 1fr; }
            .calc-form-grid { grid-template-columns: 1fr; }
        }

        @media (max-width: 768px) {
            .section-padding { padding-top: 60px; padding-bottom: 60px; }
            .hero-content h1 { font-size: 2.15rem; }
            .section-title { font-size: 1.75rem; }
            .engine-grid { grid-template-columns: 1fr; }
            .service-matrix-grid { grid-template-columns: 1fr; }
            .testimonials-grid { grid-template-columns: 1fr; }
            .pipeline-grid { grid-template-columns: 1fr; }
            .timeline-container::before { left: 20px; }
            .timeline-node { justify-content: flex-start !important; }
            .timeline-node-content { width: calc(100% - 45px); margin-left: 45px; }
            .timeline-dot { left: 20px; }
            .stats-grid { grid-template-columns: 1fr; }
            .security-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .calculator-wrapper, .cta-container-card { padding: 24px; }
            .calc-result-metrics { grid-template-columns: 1fr; }
            .case-comparison-box { grid-template-columns: 1fr; }
            .top-utility-bar { display: none; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        @media (max-width: 480px) {
            .hero-content h1 { font-size: 1.85rem; }
            .hero-cta-group { flex-direction: column; width: 100%; }
            .btn-glow, .btn-outline { width: 100%; }
            .pill-check { width: 100%; }
        }