/* roulang page: index */
:root {
      --primary: #00D084;
      --primary-dark: #00A86B;
      --primary-light: #E6FAF2;
      --secondary: #0A2540;
      --secondary-light: #1E3A5F;
      --bg-light: #F8FAFC;
      --bg-white: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-sub: #64748B;
      --border-color: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
      --shadow-md: 0 10px 25px -5px rgba(10, 37, 64, 0.08);
      --shadow-lg: 0 20px 35px -10px rgba(10, 37, 64, 0.12);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.65;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

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

    .container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部信息条 */
    .top-bar {
      height: 36px;
      background-color: var(--secondary);
      color: #94A3B8;
      font-size: 13px;
      display: flex;
      align-items: center;
    }
    .top-bar .container {
      display: flex;
      justify-content: space-between;
      width: 100%;
      align-items: center;
    }
    .top-bar-tags {
      display: flex;
      gap: 16px;
    }
    .top-bar-tags span {
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .top-bar-tags span::before {
      content: "";
      display: inline-block;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--primary);
    }

    /* 主导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(12px);
      box-shadow: 0 2px 10px rgba(0,0,0,0.04);
      height: 74px;
      display: flex;
      align-items: center;
      border-bottom: 1px solid var(--border-color);
    }
    .site-header .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 700;
      font-size: 20px;
      color: var(--secondary);
      letter-spacing: -0.5px;
    }
    .logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .nav-item {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
      padding: 6px 0;
    }
    .nav-item:hover, .nav-item.active {
      color: var(--primary-dark);
    }
    .nav-item.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 24px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #0A2540;
      box-shadow: 0 4px 14px rgba(0, 208, 132, 0.35);
    }
    .btn-primary:hover {
      background-color: #02bd77;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(0, 208, 132, 0.45);
    }
    .btn-secondary {
      background-color: var(--secondary);
      color: #FFFFFF;
    }
    .btn-secondary:hover {
      background-color: var(--secondary-light);
      transform: translateY(-2px);
    }
    .btn-outline {
      border-color: var(--border-color);
      background-color: transparent;
      color: var(--text-main);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary-dark);
      background-color: var(--primary-light);
    }
    .btn-white {
      background-color: #FFFFFF;
      color: var(--secondary);
    }
    .btn-white:hover {
      background-color: #F1F5F9;
      transform: translateY(-2px);
    }

    .nav-cta {
      padding: 9px 20px;
      font-size: 14px;
    }

    /* 板块通用 */
    section {
      padding: 85px 0;
      position: relative;
    }
    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 50px auto;
    }
    .section-tag {
      display: inline-block;
      padding: 5px 14px;
      background: var(--primary-light);
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 600;
      border-radius: 30px;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 34px;
      font-weight: 700;
      color: var(--secondary);
      line-height: 1.3;
      margin-bottom: 18px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-sub);
      line-height: 1.7;
    }

    /* 板块一：Hero 拼团集结形态 */
    .hero-section {
      position: relative;
      background: url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
      color: #FFFFFF;
      padding: 100px 0 120px 0;
      overflow: hidden;
    }
    .hero-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(10, 37, 64, 0.94) 0%, rgba(10, 37, 64, 0.82) 100%);
      z-index: 1;
    }
    .hero-container {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 50px;
      align-items: center;
    }
    .hero-content h1 {
      font-size: 46px;
      line-height: 1.25;
      font-weight: 800;
      margin-bottom: 24px;
      letter-spacing: -0.5px;
    }
    .hero-content h1 span {
      color: var(--primary);
    }
    .hero-desc {
      font-size: 17px;
      color: #E2E8F0;
      line-height: 1.8;
      margin-bottom: 35px;
    }
    .hero-group-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      padding: 8px 18px;
      border-radius: 40px;
      margin-bottom: 25px;
      font-size: 14px;
    }
    .hero-group-badge .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #00D084;
      box-shadow: 0 0 10px #00D084;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 35px;
    }
    .hero-tags-row {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 13px;
      color: #94A3B8;
      border-top: 1px solid rgba(255,255,255,0.15);
      padding-top: 20px;
    }
    .hero-tags-row span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .hero-tags-row span svg {
      color: var(--primary);
    }

    /* 拼团集结卡片 */
    .group-access-card {
      background: rgba(255, 255, 255, 0.98);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      color: var(--text-main);
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(255,255,255,0.3);
    }
    .group-card-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
      padding-bottom: 15px;
      border-bottom: 1px solid var(--border-color);
    }
    .group-card-title {
      font-size: 19px;
      font-weight: 700;
      color: var(--secondary);
    }
    .group-status {
      font-size: 12px;
      font-weight: 600;
      background: #FEF3C7;
      color: #92400E;
      padding: 4px 10px;
      border-radius: 20px;
    }
    .group-stat-row {
      display: flex;
      align-items: baseline;
      gap: 8px;
      margin-bottom: 15px;
    }
    .group-stat-number {
      font-size: 38px;
      font-weight: 800;
      color: var(--secondary);
      font-family: Arial, sans-serif;
    }
    .group-stat-target {
      font-size: 14px;
      color: var(--text-sub);
    }
    .progress-bar-bg {
      width: 100%;
      height: 10px;
      background: #F1F5F9;
      border-radius: 6px;
      overflow: hidden;
      margin-bottom: 16px;
    }
    .progress-bar-fill {
      width: 78%;
      height: 100%;
      background: linear-gradient(90deg, #00D084, #0A2540);
      border-radius: 6px;
    }
    .group-perks-list {
      list-style: none;
      margin-bottom: 24px;
      font-size: 14px;
      color: var(--text-muted);
    }
    .group-perks-list li {
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .group-perks-list li svg {
      color: var(--primary);
      flex-shrink: 0;
    }

    /* 板块二：全球网络覆盖 */
    .section-global {
      background: #FFFFFF;
    }
    .global-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .global-item-card {
      background: var(--bg-light);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      transition: var(--transition);
    }
    .global-item-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .global-code {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-dark);
      text-transform: uppercase;
      margin-bottom: 8px;
    }
    .global-region {
      font-size: 20px;
      font-weight: 700;
      color: var(--secondary);
      margin-bottom: 10px;
    }
    .global-desc {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.6;
    }

    /* 板块三：核心功能场景卡 */
    .section-scenarios-cards {
      background: var(--bg-light);
    }
    .scenarios-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .scenario-box {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .scenario-box:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
    }
    .scenario-img-wrap {
      height: 200px;
      overflow: hidden;
      position: relative;
    }
    .scenario-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .scenario-box:hover .scenario-img-wrap img {
      transform: scale(1.05);
    }
    .scenario-badge {
      position: absolute;
      top: 14px;
      right: 14px;
      background: rgba(10, 37, 64, 0.85);
      color: #fff;
      font-size: 12px;
      padding: 4px 10px;
      border-radius: 4px;
    }
    .scenario-body {
      padding: 26px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .scenario-body h3 {
      font-size: 20px;
      color: var(--secondary);
      margin-bottom: 12px;
    }
    .scenario-body p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.65;
      margin-bottom: 20px;
      flex: 1;
    }
    .scenario-stats {
      border-top: 1px dashed var(--border-color);
      padding-top: 16px;
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      color: var(--text-muted);
    }
    .scenario-stats strong {
      color: var(--primary-dark);
    }

    /* 板块四：本地化部署与边缘协议 */
    .section-local-capability {
      background: #FFFFFF;
    }
    .local-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }
    .local-content h2 {
      font-size: 32px;
      color: var(--secondary);
      line-height: 1.35;
      margin-bottom: 20px;
    }
    .local-content p {
      font-size: 15px;
      color: var(--text-sub);
      margin-bottom: 24px;
      line-height: 1.7;
    }
    .capability-points {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      margin-bottom: 30px;
    }
    .capability-points li {
      font-size: 14px;
      color: var(--text-muted);
      background: var(--bg-light);
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      border-left: 3px solid var(--primary);
    }
    .capability-points li strong {
      display: block;
      color: var(--secondary);
      margin-bottom: 4px;
    }
    .local-image-box {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
      position: relative;
    }

    /* 板块五：6 宫格核心优势矩阵 */
    .section-matrix {
      background: var(--bg-light);
    }
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .matrix-card {
      background: #FFFFFF;
      padding: 32px 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      transition: var(--transition);
      position: relative;
    }
    .matrix-card:hover {
      border-color: var(--primary);
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
    }
    .matrix-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 22px;
    }
    .matrix-card h3 {
      font-size: 19px;
      color: var(--secondary);
      margin-bottom: 12px;
    }
    .matrix-card p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.65;
    }

    /* 板块六：深色沉浸中台理念区 */
    .section-philosophy {
      background: var(--secondary);
      color: #FFFFFF;
      padding: 95px 0;
    }
    .philosophy-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }
    .philosophy-info h2 {
      font-size: 34px;
      color: #FFFFFF;
      line-height: 1.35;
      margin-bottom: 20px;
    }
    .philosophy-info h2 span {
      color: var(--primary);
    }
    .philosophy-info p {
      font-size: 16px;
      color: #94A3B8;
      line-height: 1.75;
      margin-bottom: 30px;
    }
    .philosophy-checklist {
      list-style: none;
      margin-bottom: 30px;
    }
    .philosophy-checklist li {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-size: 15px;
      color: #E2E8F0;
    }
    .philosophy-checklist li svg {
      color: var(--primary);
      flex-shrink: 0;
    }
    .dashboard-preview {
      background: var(--secondary-light);
      border-radius: var(--radius-lg);
      padding: 24px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    }
    .dash-bar {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
    }
    .dash-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #EF4444;
    }
    .dash-dot:nth-child(2) { background: #F59E0B; }
    .dash-dot:nth-child(3) { background: #10B981; }
    .dash-title {
      font-size: 12px;
      color: #94A3B8;
      margin-left: 8px;
    }
    .dash-stats-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 16px;
    }
    .dash-stat-box {
      background: rgba(10, 37, 64, 0.6);
      padding: 16px;
      border-radius: 8px;
      border: 1px solid rgba(255,255,255,0.05);
    }
    .dash-stat-box .title {
      font-size: 12px;
      color: #94A3B8;
    }
    .dash-stat-box .val {
      font-size: 24px;
      font-weight: 700;
      color: var(--primary);
      margin-top: 6px;
    }

    /* 板块七：关键运行数据统计 */
    .section-metrics {
      background: #FFFFFF;
      padding: 60px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .metric-cell {
      padding: 10px;
    }
    .metric-number {
      font-size: 42px;
      font-weight: 800;
      color: var(--secondary);
      font-family: Arial, sans-serif;
      margin-bottom: 6px;
    }
    .metric-number span {
      font-size: 20px;
      color: var(--primary-dark);
      font-weight: 600;
    }
    .metric-label {
      font-size: 14px;
      color: var(--text-sub);
    }

    /* 板块八：客户应用案例 */
    .section-cases {
      background: var(--bg-light);
    }
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .case-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
    }
    .case-media {
      height: 180px;
      overflow: hidden;
    }
    .case-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .case-body {
      padding: 24px;
      flex: 1;
    }
    .case-client {
      font-size: 12px;
      color: var(--primary-dark);
      font-weight: 700;
      text-transform: uppercase;
      margin-bottom: 6px;
    }
    .case-body h3 {
      font-size: 18px;
      color: var(--secondary);
      margin-bottom: 10px;
    }
    .case-body p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .case-badge {
      display: inline-block;
      font-size: 12px;
      color: var(--text-muted);
      background: #F1F5F9;
      padding: 3px 8px;
      border-radius: 4px;
    }

    /* 板块九：行业资讯与前沿动态 */
    .section-news {
      background: #FFFFFF;
    }
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .news-item {
      background: var(--bg-light);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      border: 1px solidvar(--border-color);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .news-item:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .news-date {
      font-size: 13px;
      color: var(--primary-dark);
      font-weight: 700;
      margin-bottom: 10px;
    }
    .news-item h3 {
      font-size: 18px;
      color: var(--secondary);
      margin-bottom: 12px;
      line-height: 1.4;
    }
    .news-item p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.65;
      margin-bottom: 18px;
      flex: 1;
    }
    .news-link {
      font-size: 14px;
      font-weight: 600;
      color: var(--secondary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .news-link:hover {
      color: var(--primary-dark);
    }

    /* 板块十：生态合作伙伴与认证 */
    .section-partners {
      background: var(--bg-light);
      padding: 70px 0;
    }
    .partners-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 20px;
      align-items: center;
    }
    .partner-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 18px 12px;
      text-align: center;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
    }
    .partner-card:hover {
      border-color: var(--primary);
      color: var(--primary-dark);
      transform: translateY(-3px);
    }

    /* 板块十一：常见技术与服务问题 FAQ */
    .section-faq {
      background: #FFFFFF;
    }
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      background: var(--bg-light);
      transition: var(--transition);
    }
    .faq-item[open] {
      background: #FFFFFF;
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }
    .faq-summary {
      padding: 20px 24px;
      font-size: 17px;
      font-weight: 600;
      color: var(--secondary);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-summary::-webkit-details-marker {
      display: none;
    }
    .faq-icon {
      width: 20px;
      height: 20px;
      transition: transform 0.3s ease;
      color: var(--primary-dark);
      flex-shrink: 0;
    }
    .faq-item[open] .faq-icon {
      transform: rotate(180deg);
    }
    .faq-content {
      padding: 0 24px 22px 24px;
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.75;
      border-top: 1px dashed var(--border-color);
      padding-top: 16px;
    }

    /* 板块十二：保障与合规承诺 */
    .section-guarantee {
      background: var(--bg-light);
      padding: 70px 0;
      border-top: 1px solid var(--border-color);
    }
    .guarantee-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .guarantee-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      background: #FFFFFF;
      padding: 22px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
    }
    .guarantee-icon {
      width: 44px;
      height: 44px;
      border-radius: 8px;
      background: var(--primary-light);
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .guarantee-text h4 {
      font-size: 16px;
      color: var(--secondary);
      margin-bottom: 6px;
    }
    .guarantee-text p {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.5;
    }

    /* 板块十三：联系销售与行动转化 */
    .section-cta {
      background: url('/assets/images/backpic/back-2.png') no-repeat center center / cover;
      position: relative;
      padding: 90px 0;
      color: #FFFFFF;
    }
    .section-cta::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(10, 37, 64, 0.95) 0%, rgba(10, 37, 64, 0.88) 100%);
      z-index: 1;
    }
    .cta-container {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }
    .cta-intro h2 {
      font-size: 34px;
      font-weight: 700;
      line-height: 1.35;
      margin-bottom: 20px;
    }
    .cta-intro h2 span {
      color: var(--primary);
    }
    .cta-intro p {
      font-size: 16px;
      color: #CBD5E1;
      line-height: 1.75;
      margin-bottom: 30px;
    }
    .cta-highlights {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .cta-h-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #E2E8F0;
    }
    .cta-h-item svg {
      color: var(--primary);
    }
    .cta-form-wrapper {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      color: var(--text-main);
      box-shadow: var(--shadow-lg);
    }
    .form-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--secondary);
      margin-bottom: 8px;
    }
    .form-desc {
      font-size: 13px;
      color: var(--text-sub);
      margin-bottom: 22px;
    }
    .cta-form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 16px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group.full {
      grid-column: 1 / -1;
    }
    .form-group label {
      font-size: 13px;
      font-weight: 600;
      color: var(--secondary);
    }
    .form-input, .form-select {
      height: 42px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 0 12px;
      font-size: 14px;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
      background: #F8FAFC;
    }
    .form-input:focus, .form-select:focus {
      border-color: var(--primary);
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(0, 208, 132, 0.15);
    }
    .privacy-check {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 12px;
      color: var(--text-sub);
      margin-bottom: 20px;
    }
    .privacy-check input {
      accent-color: var(--primary);
      cursor: pointer;
    }
    .btn-submit {
      width: 100%;
      height: 46px;
      font-size: 16px;
    }

    /* 页脚 */
    .site-footer {
      background: #061829;
      color: #94A3B8;
      padding: 70px 0 30px 0;
      font-size: 14px;
      border-top: 1px solid rgba(255,255,255,0.08);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 50px;
      margin-bottom: 50px;
    }
    .footer-col-title {
      font-size: 16px;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 20px;
    }
    .footer-desc {
      line-height: 1.7;
      margin-top: 14px;
      font-size: 13px;
      max-width: 320px;
      color: #64748B;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-contact-item {
      display: flex;
      gap: 10px;
      margin-bottom: 12px;
      align-items: flex-start;
      font-size: 13px;
    }
    .footer-contact-item svg {
      color: var(--primary);
      flex-shrink: 0;
      margin-top: 3px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.06);
      padding-top: 25px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 15px;
      font-size: 13px;
      color: #64748B;
    }

    /* 响应式断点 */
    @media (max-width: 1199px) {
      .matrix-grid, .scenarios-grid, .cases-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .global-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .partners-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .guarantee-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 991px) {
      .hero-container, .local-wrap, .philosophy-grid, .cta-container {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
      }
      .metrics-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .main-nav {
        display: none;
      }
      .menu-toggle {
        display: block;
        background: transparent;
        border: none;
        color: var(--secondary);
        font-size: 24px;
        cursor: pointer;
      }
    }

    @media (max-width: 767px) {
      .top-bar {
        display: none;
      }
      section {
        padding: 55px 0;
      }
      .hero-content h1 {
        font-size: 32px;
      }
      .section-title {
        font-size: 26px;
      }
      .matrix-grid, .scenarios-grid, .cases-grid, .news-grid, .global-grid, .guarantee-grid, .partners-grid {
        grid-template-columns: 1fr;
      }
      .metrics-bar {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .cta-form-grid {
        grid-template-columns: 1fr;
      }
      .hero-actions {
        flex-direction: column;
      }
      .hero-actions .btn {
        width: 100%;
      }
    }