/* roulang page: index */
:root {
      --primary: #1A56DB;
      --primary-dark: #0F2D6B;
      --primary-light: #EBF5FF;
      --accent: #0694A2;
      --warning: #D97706;
      --night: #0F172A;
      --night-light: #1E293B;
      --bg-page: #F9FAFB;
      --bg-white: #FFFFFF;
      --text-main: #111827;
      --text-muted: #4B5563;
      --text-light: #9CA3AF;
      --border-color: #E5E7EB;
      --border-subtle: #F3F4F6;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
      --shadow-lg: 0 12px 30px -4px rgba(15, 23, 42, 0.1);
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-family);
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

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

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部通栏条 */
    .top-header-bar {
      background-color: #F3F4F6;
      border-bottom: 1px solid var(--border-color);
      font-size: 13px;
      color: var(--text-muted);
      height: 38px;
      display: flex;
      align-items: center;
    }
    .top-header-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-status-list {
      display: flex;
      gap: 20px;
      list-style: none;
    }
    .status-dot {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: #10B981;
      margin-right: 6px;
    }

    /* 主导航 */
    .main-nav-bar {
      position: sticky;
      top: 0;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      height: 74px;
      z-index: 1000;
      display: flex;
      align-items: center;
    }
    .main-nav-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-symbol {
      width: 42px;
      height: 42px;
      background: linear-gradient(135deg, var(--primary) 0%, #3B82F6 100%);
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFF;
      font-weight: 800;
      font-size: 20px;
      box-shadow: 0 4px 10px rgba(26, 86, 219, 0.3);
    }
    .brand-text-wrap {
      display: flex;
      flex-direction: column;
    }
    .brand-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: -0.2px;
      line-height: 1.2;
    }
    .brand-slogan {
      font-size: 11px;
      color: var(--accent);
      font-weight: 600;
      letter-spacing: 0.5px;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }
    .nav-item a {
      font-size: 15px;
      font-weight: 500;
      color: #374151;
      padding: 6px 2px;
      position: relative;
    }
    .nav-item a:hover,
    .nav-item.active a {
      color: var(--primary);
    }
    .nav-item.active a::after {
      content: "";
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--primary);
      border-radius: 2px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      transition: all 0.25s ease;
      cursor: pointer;
      border: 1px solid transparent;
      line-height: 1.4;
      text-align: center;
      min-height: 44px;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #FFF;
      box-shadow: 0 4px 12px rgba(26, 86, 219, 0.25);
    }
    .btn-primary:hover {
      background-color: #1447B8;
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(26, 86, 219, 0.35);
      color: #FFF;
    }
    .btn-outline-white {
      background: transparent;
      color: #FFF;
      border-color: rgba(255, 255, 255, 0.4);
    }
    .btn-outline-white:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: #FFF;
      color: #FFF;
    }
    .btn-outline-primary {
      background: #FFF;
      color: var(--primary);
      border-color: var(--primary);
    }
    .btn-outline-primary:hover {
      background: var(--primary-light);
    }

    /* 移动端汉堡按钮 */
    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }
    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background-color: var(--primary-dark);
      transition: 0.3s;
    }

    /* 通用区块排版 */
    section {
      padding: 96px 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 56px;
    }
    .section-header.text-center {
      text-align: center;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }
    .badge {
      display: inline-block;
      padding: 4px 12px;
      border-radius: var(--radius-full);
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .badge-primary {
      background-color: var(--primary-light);
      color: var(--primary);
    }
    .badge-accent {
      background-color: rgba(6, 148, 162, 0.1);
      color: var(--accent);
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary-dark);
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 板块 1: Hero 斜切色块首屏 */
    .hero-section {
      padding: 0;
      position: relative;
      background-color: #0B1930;
      color: #FFF;
      overflow: hidden;
      min-height: 560px;
      display: flex;
      align-items: center;
    }
    .hero-bg-media {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: url('/assets/images/e3a25159c9547443.jpg') center/cover no-repeat;
      opacity: 0.22;
      filter: saturate(1.2);
    }
    .hero-skew-shape {
      position: absolute;
      top: 0;
      right: -10%;
      width: 65%;
      height: 100%;
      background: linear-gradient(135deg, rgba(26, 86, 219, 0.85) 0%, rgba(15, 29, 68, 0.95) 100%);
      transform: skewX(-14deg);
      border-left: 2px solid rgba(255, 255, 255, 0.15);
      z-index: 1;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      padding: 80px 0;
      max-width: 820px;
    }
    .hero-title {
      font-size: 42px;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 24px;
      color: #FFFFFF;
      letter-spacing: -0.5px;
    }
    .hero-lead {
      font-size: 17px;
      line-height: 1.8;
      color: #E2E8F0;
      margin-bottom: 36px;
      max-width: 720px;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      align-items: center;
      flex-wrap: wrap;
    }
    .hero-data-summary {
      margin-top: 42px;
      display: flex;
      gap: 36px;
      padding-top: 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.15);
    }
    .data-item-mini strong {
      display: block;
      font-size: 26px;
      font-weight: 800;
      color: #60A5FA;
      font-family: monospace, sans-serif;
    }
    .data-item-mini span {
      font-size: 13px;
      color: #94A3B8;
    }

    /* 板块 2: 服务亮点矩阵 (Section 2) */
    .highlights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .feature-box {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      padding: 34px 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
      display: flex;
      flex-direction: column;
    }
    .feature-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #BFDBFE;
    }
    .icon-holder {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background-color: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 18px;
      margin-bottom: 22px;
    }
    .feature-box h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 12px;
    }
    .feature-box p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 板块 3: 时段卡分发策略 (Section 3) */
    .schedule-matrix {
      background-color: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }
    .matrix-tabs {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      background-color: #F8FAFC;
      border-bottom: 1px solid var(--border-color);
    }
    .matrix-tab-item {
      padding: 20px;
      text-align: center;
      border-right: 1px solid var(--border-color);
    }
    .matrix-tab-item:last-child {
      border-right: none;
    }
    .matrix-tab-item.active {
      background-color: #FFFFFF;
      border-bottom: 3px solid var(--primary);
    }
    .matrix-tab-item .slot-time {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent);
      margin-bottom: 4px;
    }
    .matrix-tab-item .slot-name {
      font-size: 15px;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .matrix-content-body {
      padding: 40px;
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      align-items: center;
    }
    .matrix-content-body h4 {
      font-size: 22px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 14px;
    }
    .matrix-content-body p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    .metric-pill-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .metric-pill {
      background: #F1F5F9;
      padding: 8px 16px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      color: #334155;
      font-weight: 600;
      border: 1px solid #E2E8F0;
    }

    /* 板块 4: 架构与算法体系 (Section 4) */
    .arch-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .arch-visual {
      background: linear-gradient(145deg, #1E293B, #0F172A);
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid #334155;
      color: #FFF;
      box-shadow: var(--shadow-lg);
    }
    .arch-layer {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 18px 20px;
      margin-bottom: 16px;
    }
    .arch-layer:last-child {
      margin-bottom: 0;
    }
    .arch-layer-head {
      display: flex;
      justify-content: space-between;
      margin-bottom: 8px;
    }
    .arch-layer-title {
      font-size: 14px;
      font-weight: 700;
      color: #38BDF8;
    }
    .arch-layer-tag {
      font-size: 11px;
      background: rgba(14, 165, 233, 0.2);
      color: #7DD3FC;
      padding: 2px 8px;
      border-radius: 4px;
    }
    .arch-layer-desc {
      font-size: 13px;
      color: #94A3B8;
      line-height: 1.5;
    }

    /* 板块 5: 专家/团队技术顾问 (Section 5) */
    .team-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .expert-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 28px 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: 0.3s;
    }
    .expert-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }
    .expert-avatar-wrap {
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: var(--primary-light);
      margin: 0 auto 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      font-weight: 700;
      color: var(--primary);
    }
    .expert-name {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 4px;
    }
    .expert-role {
      font-size: 13px;
      color: var(--accent);
      margin-bottom: 12px;
      font-weight: 600;
    }
    .expert-bio {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 6: 深色算力理念 (Section 6) */
    .dark-concept-section {
      background-color: var(--night);
      color: #FFF;
    }
    .dark-concept-section .section-title {
      color: #FFF;
    }
    .dark-concept-section .section-desc {
      color: #94A3B8;
    }
    .concept-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .concept-card {
      background: rgba(30, 41, 59, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      backdrop-filter: blur(8px);
    }
    .concept-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: #60A5FA;
      margin-bottom: 12px;
    }
    .concept-card p {
      font-size: 14px;
      color: #CBD5E1;
      line-height: 1.7;
    }

    /* 板块 7: 标杆场景落地墙 (Section 7) */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .case-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .case-cover-img {
      height: 170px;
      width: 100%;
      object-fit: cover;
    }
    .case-body {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .case-tag {
      font-size: 12px;
      color: var(--accent);
      font-weight: 700;
      margin-bottom: 8px;
    }
    .case-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 12px;
    }
    .case-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .case-metric-box {
      margin-top: auto;
      background: #F8FAFC;
      border-radius: var(--radius-sm);
      padding: 12px;
      border: 1px dashed #CBD5E1;
      font-size: 13px;
      color: var(--primary-dark);
      font-weight: 600;
    }

    /* 板块 8: 核心指标条 (Section 8) */
    .metrics-bar-section {
      background-color: var(--primary-light);
      padding: 64px 0;
      border-top: 1px solid #DBEAFE;
      border-bottom: 1px solid #DBEAFE;
    }
    .metrics-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .metric-bar-item .metric-number {
      font-size: 40px;
      font-weight: 800;
      color: var(--primary);
      font-family: monospace, sans-serif;
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .metric-bar-item .metric-label {
      font-size: 14px;
      font-weight: 600;
      color: var(--primary-dark);
    }
    .metric-bar-item .metric-sub {
      font-size: 12px;
      color: var(--text-muted);
      margin-top: 4px;
    }

    /* 板块 9: 评价与平台保障 (Section 9) */
    .reviews-guarantee-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
    }
    .review-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 30px;
      box-shadow: var(--shadow-sm);
    }
    .review-quote {
      font-size: 15px;
      color: #334155;
      line-height: 1.8;
      margin-bottom: 20px;
      font-style: italic;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .author-icon {
      width: 44px;
      height: 44px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }
    .author-info h4 {
      font-size: 15px;
      color: var(--primary-dark);
      font-weight: 700;
    }
    .author-info span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 10: 资讯与动态洞察 (Section 10) */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-item-card {
      background: var(--bg-white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: 0.3s;
    }
    .news-item-card:hover {
      box-shadow: var(--shadow-md);
    }
    .news-thumb {
      height: 180px;
      width: 100%;
      object-fit: cover;
    }
    .news-content {
      padding: 24px;
    }
    .news-date {
      font-size: 12px;
      color: var(--text-light);
      margin-bottom: 8px;
    }
    .news-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .news-summary {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .news-link {
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 板块 11: 常见异议与技术问答 (Section 11) */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-trigger {
      width: 100%;
      text-align: left;
      padding: 20px 24px;
      background: none;
      border: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-size: 16px;
      font-weight: 700;
      color: var(--primary-dark);
      transition: background 0.2s;
    }
    .faq-trigger:hover {
      background-color: #F8FAFC;
    }
    .faq-arrow {
      width: 20px;
      height: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: transform 0.3s ease;
      color: var(--primary);
      font-weight: 800;
    }
    .faq-body {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.75;
      display: none;
    }
    .faq-item.active .faq-body {
      display: block;
    }
    .faq-item.active .faq-arrow {
      transform: rotate(180deg);
    }

    /* 板块 12: 安全合规承诺条 (Section 12) */
    .compliance-strip {
      background-color: #FFFFFF;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      padding: 48px 0;
    }
    .compliance-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
    }
    .compliance-item {
      display: flex;
      align-items: flex-start;
      gap: 16px;
    }
    .compliance-badge-icon {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background-color: #ECFDF5;
      color: #059669;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 16px;
      flex-shrink: 0;
    }
    .compliance-info h4 {
      font-size: 15px;
      color: var(--primary-dark);
      font-weight: 700;
      margin-bottom: 4px;
    }
    .compliance-info p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 板块 13: 预约接入与收口行动区 (Section 13) */
    .booking-card-wrap {
      background: linear-gradient(135deg, #0F2D6B 0%, #1A56DB 100%);
      border-radius: var(--radius-lg);
      padding: 60px 48px;
      color: #FFF;
      box-shadow: var(--shadow-lg);
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .booking-text-side h2 {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .booking-text-side p {
      font-size: 15px;
      color: #DBEAFE;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .form-panel {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 32px;
      color: var(--text-main);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: #374151;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      height: 44px;
      padding: 0 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary);
    }
    .form-submit-btn {
      width: 100%;
      height: 46px;
      background-color: var(--primary);
      color: #FFF;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
      transition: background 0.2s;
    }
    .form-submit-btn:hover {
      background-color: #1447B8;
    }

    /* 全局统一页脚 */
    .site-footer {
      background-color: #0A1120;
      color: #94A3B8;
      padding: 72px 0 32px 0;
      font-size: 13px;
      border-top: 1px solid #1E293B;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand-title {
      font-size: 18px;
      font-weight: 800;
      color: #FFF;
      margin-bottom: 14px;
    }
    .footer-brand-desc {
      line-height: 1.7;
      color: #64748B;
      margin-bottom: 20px;
    }
    .footer-col-title {
      font-size: 15px;
      font-weight: 700;
      color: #F1F5F9;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #38BDF8;
    }
    .footer-bottom-bar {
      border-top: 1px solid #1E293B;
      padding-top: 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 12px;
      color: #64748B;
    }
    .footer-legal a {
      color: #64748B;
      margin-left: 16px;
    }
    .footer-legal a:hover {
      color: #94A3B8;
    }

    /* 响应式样式适配 */
    @media (max-width: 1024px) {
      .top-header-bar { display: none; }
      .highlights-grid { grid-template-columns: repeat(2, 1fr); }
      .team-grid { grid-template-columns: repeat(2, 1fr); }
      .concept-cards-grid { grid-template-columns: 1fr; }
      .case-grid { grid-template-columns: repeat(2, 1fr); }
      .news-grid { grid-template-columns: repeat(2, 1fr); }
      .compliance-grid { grid-template-columns: repeat(2, 1fr); }
      .booking-card-wrap { grid-template-columns: 1fr; gap: 32px; }
      .matrix-content-body { grid-template-columns: 1fr; }
      .arch-wrapper { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .hero-skew-shape { width: 85%; right: -20%; }
    }

    @media (max-width: 768px) {
      .menu-toggle { display: flex; }
      .nav-menu {
        position: fixed;
        top: 74px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 74px);
        background: #FFFFFF;
        flex-direction: column;
        align-items: flex-start;
        padding: 32px 24px;
        box-shadow: -4px 0 20px rgba(0,0,0,0.1);
        transition: right 0.3s ease;
        gap: 20px;
      }
      .nav-menu.open {
        right: 0;
      }
      .highlights-grid, .team-grid, .case-grid, .news-grid, .reviews-guarantee-grid {
        grid-template-columns: 1fr;
      }
      .matrix-tabs {
        grid-template-columns: repeat(2, 1fr);
      }
      .matrix-tab-item {
        border-bottom: 1px solid var(--border-color);
      }
      .metrics-bar-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
      }
      .compliance-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-skew-shape {
        display: none;
      }
      .hero-section {
        background: linear-gradient(180deg, #0B1930 0%, #1A56DB 100%);
      }
      .booking-card-wrap {
        padding: 36px 20px;
      }
      .form-panel {
        padding: 24px 16px;
      }
      section {
        padding: 64px 0;
      }
    }