/* roulang page: index */
:root {
      --primary-gradient: linear-gradient(135deg, #0A2540 0%, #1E3A8A 50%, #00B4D8 100%);
      --accent-color: #00E599;
      --accent-orange: #FF5722;
      --bg-main: #F8FAFC;
      --bg-card: #FFFFFF;
      --bg-dark-section: #0A1128;
      --text-primary: #0F172A;
      --text-secondary: #475569;
      --text-muted: #94A3B8;
      --border-subtle: rgba(226, 232, 240, 0.85);
      --border-focus: rgba(0, 229, 153, 0.4);
      --card-radius: 20px;
      --shadow-soft: 0 10px 30px -5px rgba(10, 37, 64, 0.06), 0 4px 6px -2px rgba(10, 37, 64, 0.04);
      --shadow-hover: 0 20px 35px -5px rgba(10, 37, 64, 0.12), 0 8px 12px -3px rgba(10, 37, 64, 0.08);
      --transition-standard: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
      background-color: var(--bg-main);
      color: var(--text-primary);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

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

    /* 顶部通知状态栏 */
    .top-bar {
      background-color: #070D1E;
      color: #94A3B8;
      font-size: 13px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 38px;
    }
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #E2E8F0;
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: var(--accent-color);
      box-shadow: 0 0 0 0 rgba(0, 229, 153, 0.7);
      animation: pulse-ring 1.8s infinite cubic-bezier(0.66, 0, 0, 1);
    }
    @keyframes pulse-ring {
      0% { box-shadow: 0 0 0 0 rgba(0, 229, 153, 0.7); }
      70% { box-shadow: 0 0 0 8px rgba(0, 229, 153, 0); }
      100% { box-shadow: 0 0 0 0 rgba(0, 229, 153, 0); }
    }

    /* 导航栏 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-subtle);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 800;
      color: #0A2540;
      letter-spacing: -0.5px;
    }
    .brand-logo-icon {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: var(--primary-gradient);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
      font-size: 18px;
      font-weight: 900;
      box-shadow: 0 4px 10px rgba(14, 165, 233, 0.3);
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 32px;
    }
    .nav-item a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-secondary);
      position: relative;
      padding: 6px 0;
    }
    .nav-item a:hover, .nav-item a.active {
      color: #0A2540;
    }
    .nav-item a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--accent-color);
      transition: width 0.25s ease;
    }
    .nav-item a:hover::after, .nav-item a.active::after {
      width: 100%;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    /* 按钮规范 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      font-size: 15px;
      font-weight: 600;
      border-radius: 9999px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition-standard);
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary-gradient);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(10, 37, 64, 0.25);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(10, 37, 64, 0.35);
    }
    .btn-orange {
      background: var(--accent-orange);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(255, 87, 34, 0.3);
    }
    .btn-orange:hover {
      background: #E64A19;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(255, 87, 34, 0.45);
    }
    .btn-outline {
      background: transparent;
      color: #0A2540;
      border: 1px solid #CBD5E1;
    }
    .btn-outline:hover {
      border-color: #0A2540;
      background: rgba(10, 37, 64, 0.04);
    }
    .btn-outline-white {
      background: rgba(255, 255, 255, 0.08);
      color: #FFFFFF;
      border: 1px solid rgba(255, 255, 255, 0.25);
    }
    .btn-outline-white:hover {
      background: rgba(255, 255, 255, 0.18);
      border-color: #FFFFFF;
    }

    /* 徽章 Badge */
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.3px;
    }
    .badge-accent {
      background: rgba(0, 229, 153, 0.12);
      color: #00875A;
      border: 1px solid rgba(0, 229, 153, 0.4);
    }
    .badge-dark {
      background: rgba(10, 37, 64, 0.06);
      color: #0A2540;
    }
    .badge-white {
      background: rgba(255, 255, 255, 0.15);
      color: #FFFFFF;
      border: 1px solid rgba(255, 255, 255, 0.25);
    }

    /* 通用板块外框 */
    .section-wrap {
      padding: 90px 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 48px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: #0A2540;
      letter-spacing: -0.5px;
      line-height: 1.25;
      margin-top: 10px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-secondary);
      max-width: 780px;
      margin-top: 12px;
      line-height: 1.7;
    }

    /* Bento Hero 首屏 (板块一) */
    .hero-section {
      padding: 48px 0 80px;
      background: radial-gradient(circle at top right, rgba(0, 180, 216, 0.08), transparent 50%),
                  radial-gradient(circle at bottom left, rgba(0, 229, 153, 0.06), transparent 50%);
    }
    .bento-grid {
      display: grid;
      grid-template-columns: 1.55fr 1fr;
      grid-template-rows: auto auto;
      gap: 24px;
    }
    .bento-main {
      grid-column: 1 / 2;
      grid-row: 1 / 3;
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 48px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      overflow: hidden;
    }
    .bento-main::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: var(--primary-gradient);
    }
    .hero-title {
      font-size: 44px;
      font-weight: 800;
      line-height: 1.18;
      color: #0A2540;
      letter-spacing: -1px;
      margin: 18px 0 20px;
    }
    .hero-p {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.75;
      margin-bottom: 32px;
    }
    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 36px;
    }
    .hero-metric-bar {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      padding-top: 24px;
      border-top: 1px solid var(--border-subtle);
    }
    .hero-metric-item h4 {
      font-size: 26px;
      font-weight: 800;
      color: #0A2540;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    }
    .hero-metric-item p {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 2px;
    }

    .bento-sub-1, .bento-sub-2 {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 28px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      position: relative;
      overflow: hidden;
      transition: var(--transition-standard);
    }
    .bento-sub-1:hover, .bento-sub-2:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
    }
    .bento-img-thumb {
      height: 140px;
      width: 100%;
      border-radius: 12px;
      overflow: hidden;
      margin-top: 16px;
      border: 1px solid rgba(0, 0, 0, 0.05);
    }
    .bento-img-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .card-title-mini {
      font-size: 18px;
      font-weight: 700;
      color: #0A2540;
      margin-top: 8px;
    }
    .card-desc-mini {
      font-size: 14px;
      color: var(--text-secondary);
      margin-top: 6px;
      line-height: 1.55;
    }

    /* Bento 底部条 (CTA 条) */
    .bento-footer-strip {
      grid-column: 1 / 3;
      background: #0A2540;
      border-radius: var(--card-radius);
      padding: 22px 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      color: #FFFFFF;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .strip-content {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .strip-tag {
      background: var(--accent-color);
      color: #064E3B;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 12px;
    }

    /* 板块二：痛点共鸣与行业现状解构 */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .pain-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 32px;
      border: 1px solid #F1F5F9;
      box-shadow: var(--shadow-soft);
      position: relative;
    }
    .pain-badge-alert {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 12px;
      font-weight: 600;
      background: rgba(239, 68, 68, 0.1);
      color: #DC2626;
      margin-bottom: 14px;
    }
    .pain-title {
      font-size: 20px;
      font-weight: 700;
      color: #1E293B;
      margin-bottom: 12px;
    }
    .pain-text {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.65;
      margin-bottom: 20px;
    }
    .solution-contrast {
      background: #F8FAFC;
      border-left: 3px solid var(--accent-color);
      padding: 12px 14px;
      border-radius: 0 8px 8px 0;
      font-size: 13px;
      color: #0F172A;
      line-height: 1.5;
    }

    /* 板块三：核心架构与产品概览 */
    .product-stage {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 48px;
      align-items: center;
      background: #FFFFFF;
      border-radius: 24px;
      padding: 48px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
    }
    .stage-img-wrap {
      position: relative;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 16px 36px rgba(10, 37, 64, 0.12);
    }
    .stage-img-wrap img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }
    .stage-badge-float {
      position: absolute;
      top: 16px;
      left: 16px;
      background: rgba(10, 37, 64, 0.85);
      backdrop-filter: blur(8px);
      color: #FFFFFF;
      padding: 6px 14px;
      border-radius: 9999px;
      font-size: 13px;
      font-weight: 600;
      border: 1px solid rgba(255, 255, 255, 0.15);
    }
    .tech-spec-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin: 28px 0;
    }
    .tech-spec-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }
    .spec-icon-box {
      width: 24px;
      height: 24px;
      border-radius: 6px;
      background: rgba(0, 229, 153, 0.15);
      color: #00875A;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 800;
      flex-shrink: 0;
      margin-top: 2px;
    }
    .spec-text h5 {
      font-size: 15px;
      font-weight: 700;
      color: #0A2540;
    }
    .spec-text p {
      font-size: 14px;
      color: var(--text-secondary);
      margin-top: 2px;
    }

    /* 板块四：核心优势矩阵 (3x2 网格) */
    .advantage-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .adv-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 32px 28px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      transition: var(--transition-standard);
      position: relative;
    }
    .adv-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(0, 229, 153, 0.5);
    }
    .adv-icon-wrapper {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(10, 37, 64, 0.05), rgba(0, 180, 216, 0.15));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: #0A2540;
      margin-bottom: 20px;
      transition: transform 0.3s ease;
    }
    .adv-card:hover .adv-icon-wrapper {
      transform: scale(1.08) rotate(4deg);
    }
    .adv-card h3 {
      font-size: 19px;
      font-weight: 700;
      color: #0A2540;
      margin-bottom: 10px;
    }
    .adv-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.65;
    }

    /* 板块五：热门套件与看板 (3 列卡片) */
    .suite-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
      align-items: stretch;
    }
    .suite-card {
      background: #FFFFFF;
      border-radius: 24px;
      padding: 36px 30px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }
    .suite-card.highlight {
      border: 2px solid #00B4D8;
      box-shadow: 0 16px 40px -10px rgba(0, 180, 216, 0.25);
    }
    .card-top-tag {
      position: absolute;
      top: -12px;
      right: 28px;
      background: var(--primary-gradient);
      color: #FFFFFF;
      padding: 3px 12px;
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 700;
    }
    .suite-name {
      font-size: 22px;
      font-weight: 800;
      color: #0A2540;
      margin-bottom: 12px;
    }
    .suite-brief {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 24px;
    }
    .suite-feature-list {
      list-style: none;
      margin-bottom: 28px;
    }
    .suite-feature-list li {
      font-size: 14px;
      color: #334155;
      padding: 7px 0;
      border-bottom: 1px dashed #F1F5F9;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .suite-feature-list li::before {
      content: '✓';
      color: #00E599;
      font-weight: 800;
    }

    /* 板块六：处理流程四步法 */
    .workflow-container {
      background: #FFFFFF;
      border-radius: 24px;
      padding: 50px 40px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
    }
    .workflow-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .workflow-grid::before {
      content: '';
      position: absolute;
      top: 40px;
      left: 12%;
      right: 12%;
      height: 2px;
      background: dashed 2px #CBD5E1;
      z-index: 1;
    }
    .flow-step {
      position: relative;
      z-index: 2;
      text-align: center;
    }
    .step-number-bubble {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: #0A2540;
      color: var(--accent-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 800;
      margin: 0 auto 20px;
      border: 4px solid #F8FAFC;
      box-shadow: 0 4px 12px rgba(10, 37, 64, 0.15);
    }
    .flow-step h4 {
      font-size: 17px;
      font-weight: 700;
      color: #0A2540;
      margin-bottom: 8px;
    }
    .flow-step p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 板块七：深色科技沉浸式理念与核心架构 (纯深色区) */
    .dark-tech-section {
      background-color: var(--bg-dark-section);
      color: #FFFFFF;
      padding: 96px 0;
      position: relative;
      overflow: hidden;
    }
    .dark-tech-section::before {
      content: '';
      position: absolute;
      top: -30%;
      right: -20%;
      width: 600px;
      height: 600px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(0, 229, 153, 0.12), transparent 70%);
      pointer-events: none;
    }
    .dark-tech-grid {
      display: grid;
      grid-template-columns: 1fr 1.15fr;
      gap: 48px;
      align-items: center;
    }
    .dark-title {
      font-size: 34px;
      font-weight: 800;
      line-height: 1.25;
      color: #FFFFFF;
      margin: 12px 0 18px;
    }
    .dark-p {
      font-size: 15px;
      color: #94A3B8;
      line-height: 1.7;
      margin-bottom: 28px;
    }
    .code-mock-box {
      background: #060A17;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 16px;
      padding: 24px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
      position: relative;
    }
    .code-mock-header {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding-bottom: 12px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .traffic-light {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #EF4444;
      box-shadow: 16px 0 0 #F59E0B, 32px 0 0 #10B981;
    }
    .code-line {
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
      font-size: 13px;
      line-height: 1.8;
      color: #E2E8F0;
    }
    .code-hl-green { color: var(--accent-color); }
    .code-hl-blue { color: #38BDF8; }
    .code-hl-purple { color: #C084FC; }

    /* 板块八：数据指标条 (成果数据) */
    .stats-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
    }
    .stat-item-box {
      background: #FFFFFF;
      border-radius: 20px;
      padding: 28px 24px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      text-align: center;
    }
    .stat-number-giant {
      font-size: 38px;
      font-weight: 800;
      color: #0A2540;
      line-height: 1;
      margin-bottom: 8px;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    }
    .stat-label-text {
      font-size: 14px;
      color: var(--text-secondary);
      font-weight: 600;
    }

    /* 板块九：多维应用场景与适用人群 */
    .audience-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .audience-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 30px 24px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .aud-tag {
      font-size: 12px;
      font-weight: 700;
      color: #0284C7;
      background: #E0F2FE;
      padding: 4px 10px;
      border-radius: 9999px;
      align-self: flex-start;
      margin-bottom: 16px;
    }
    .aud-title {
      font-size: 18px;
      font-weight: 700;
      color: #0A2540;
      margin-bottom: 10px;
    }
    .aud-desc {
      font-size: 13.5px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 板块十：行业实战案例与用户故事 */
    .cases-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .case-card {
      background: #FFFFFF;
      border-radius: 24px;
      padding: 36px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      position: relative;
    }
    .case-badge-meta {
      display: flex;
      gap: 12px;
      margin-bottom: 14px;
    }
    .case-title {
      font-size: 20px;
      font-weight: 700;
      color: #0A2540;
      margin-bottom: 12px;
    }
    .case-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.65;
      margin-bottom: 20px;
    }
    .case-metrics-footer {
      display: flex;
      gap: 20px;
      padding-top: 18px;
      border-top: 1px dashed var(--border-subtle);
    }
    .case-metric-cell h5 {
      font-size: 22px;
      font-weight: 800;
      color: var(--accent-orange);
    }
    .case-metric-cell p {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块十一：前沿新闻与赛事资讯摘要区 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      overflow: hidden;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      display: flex;
      flex-direction: column;
      transition: var(--transition-standard);
    }
    .news-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .news-thumb {
      height: 180px;
      width: 100%;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-content {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }
    .news-time {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-heading {
      font-size: 17px;
      font-weight: 700;
      color: #0A2540;
      line-height: 1.45;
      margin-bottom: 10px;
    }
    .news-snippet {
      font-size: 13.5px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 板块十二：用户评价与行业口碑证言 */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .testi-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 32px 26px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-soft);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .star-row {
      color: #F59E0B;
      font-size: 16px;
      margin-bottom: 14px;
    }
    .quote-text {
      font-size: 14px;
      color: #334155;
      line-height: 1.65;
      font-style: italic;
      margin-bottom: 24px;
    }
    .user-profile {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .avatar-circ {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #E2E8F0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #0A2540;
      font-size: 14px;
    }
    .profile-info h5 {
      font-size: 14px;
      font-weight: 700;
      color: #0A2540;
    }
    .profile-info p {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块十三：高频答疑手风琴 (FAQ) */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #FFFFFF;
      border-radius: 14px;
      margin-bottom: 14px;
      border: 1px solid var(--border-subtle);
      overflow: hidden;
      transition: var(--transition-standard);
    }
    .faq-summary {
      padding: 20px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-size: 16px;
      font-weight: 700;
      color: #0A2540;
      user-select: none;
    }
    .faq-summary::-webkit-details-marker {
      display: none;
    }
    .faq-icon-arrow {
      font-size: 14px;
      color: var(--text-muted);
      transition: transform 0.25s ease;
    }
    details[open] .faq-icon-arrow {
      transform: rotate(180deg);
      color: #00B4D8;
    }
    .faq-content {
      padding: 0 24px 22px;
      font-size: 14.5px;
      color: var(--text-secondary);
      line-height: 1.7;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    /* 板块十四：强召回 CTA 转化舱 */
    .convert-cta-wrapper {
      background: var(--primary-gradient);
      border-radius: 28px;
      padding: 60px 48px;
      color: #FFFFFF;
      box-shadow: 0 24px 50px -10px rgba(10, 37, 64, 0.4);
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .cta-left h2 {
      font-size: 36px;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 14px;
    }
    .cta-left p {
      font-size: 15px;
      color: #E2E8F0;
      line-height: 1.65;
    }
    .cta-form-box {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(12px);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 20px;
      padding: 28px;
    }
    .cta-form {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .cta-input {
      width: 100%;
      height: 48px;
      background: #FFFFFF;
      border: 1px solid transparent;
      border-radius: 10px;
      padding: 0 16px;
      font-size: 14px;
      color: #0F172A;
      outline: none;
    }
    .cta-input:focus {
      border-color: var(--accent-color);
      box-shadow: 0 0 0 3px rgba(0, 229, 153, 0.25);
    }

    /* 页脚 */
    .site-footer {
      background: #060B18;
      color: #94A3B8;
      padding: 72px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 54px;
    }
    .footer-brand h4 {
      font-size: 18px;
      color: #FFFFFF;
      font-weight: 800;
      margin-bottom: 14px;
    }
    .footer-brand p {
      font-size: 13.5px;
      line-height: 1.7;
      color: #64748B;
      max-width: 320px;
    }
    .footer-col h5 {
      font-size: 15px;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: #94A3B8;
    }
    .footer-links a:hover {
      color: var(--accent-color);
    }
    .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: 16px;
      font-size: 12.5px;
      color: #64748B;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .bento-grid {
        grid-template-columns: 1fr;
      }
      .bento-main {
        grid-column: 1 / 2;
        grid-row: auto;
      }
      .bento-footer-strip {
        grid-column: 1 / 2;
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
      }
      .pain-grid, .advantage-grid, .suite-grid, .news-grid, .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .audience-grid, .stats-bar-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-grid::before {
        display: none;
      }
      .dark-tech-grid, .product-stage, .convert-cta-wrapper {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar { display: none; }
      .nav-menu { display: none; }
      .hero-title { font-size: 32px; }
      .section-title { font-size: 26px; }
      .section-wrap { padding: 60px 0; }
      .bento-main { padding: 28px 20px; }
      .hero-metric-bar { grid-template-columns: 1fr; gap: 14px; }
      .pain-grid, .advantage-grid, .suite-grid, .audience-grid, .stats-bar-grid, .cases-grid, .news-grid, .testimonials-grid {
        grid-template-columns: 1fr;
      }
      .workflow-grid { grid-template-columns: 1fr; }
      .convert-cta-wrapper { padding: 36px 20px; }
      .footer-grid { grid-template-columns: 1fr; }
      .footer-bottom { flex-direction: column; align-items: flex-start; }
    }