/* roulang page: index */
:root {
      --primary: #1A4B8C;
      --primary-dark: #0B1E36;
      --primary-light: #2563EB;
      --secondary: #0076FF;
      --accent-green: #00B578;
      --accent-orange: #F59E0B;
      --accent-red: #EF4444;
      --bg-main: #F8FAFC;
      --bg-card: #FFFFFF;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 4px rgba(26, 75, 140, 0.04);
      --shadow-md: 0 10px 30px -5px rgba(26, 75, 140, 0.08);
      --shadow-lg: 0 20px 40px -10px rgba(11, 30, 54, 0.15);
      --container-max: 1240px;
      --font-stack: -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;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-stack);
      color: var(--text-main);
      background-color: var(--bg-main);
      line-height: 1.65;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
    }

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

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

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

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

    .section-wrap {
      padding: 90px 0;
      position: relative;
    }

    .section-wrap.bg-alt {
      background-color: #FFFFFF;
    }

    .section-wrap.bg-dark {
      background-color: var(--primary-dark);
      color: #FFFFFF;
    }

    .section-header {
      margin-bottom: 54px;
      text-align: center;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(0, 118, 255, 0.08);
      color: var(--primary-light);
      font-size: 13px;
      font-weight: 600;
      border-radius: 20px;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .bg-dark .section-tag {
      background: rgba(0, 181, 120, 0.15);
      color: #34D399;
    }

    .section-title {
      font-size: 32px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
      letter-spacing: -0.5px;
      line-height: 1.35;
    }

    .bg-dark .section-title {
      color: #FFFFFF;
    }

    .section-desc {
      max-width: 780px;
      margin: 0 auto;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.7;
    }

    .bg-dark .section-desc {
      color: #94A3B8;
    }

    /* 顶部与导航 */
    .top-bar {
      background-color: #F1F5F9;
      border-bottom: 1px solid var(--border-color);
      font-size: 13px;
      color: var(--text-muted);
      padding: 8px 0;
    }

    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .top-bar-info span {
      margin-right: 20px;
    }

    .top-bar-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--primary);
      font-weight: 500;
    }

    .site-nav {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .nav-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

    .brand-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
      font-size: 18px;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 118, 255, 0.3);
    }

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

    .nav-item a {
      font-size: 14px;
      font-weight: 500;
      color: #334155;
      padding: 6px 0;
      position: relative;
    }

    .nav-item a:hover {
      color: var(--primary-light);
    }

    .nav-item a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary-light);
      transition: width 0.25s ease;
    }

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

    .nav-action .btn-nav {
      background: var(--primary);
      color: #FFFFFF;
      padding: 10px 20px;
      font-size: 14px;
      font-weight: 600;
      border-radius: 8px;
      display: inline-block;
      transition: background 0.2s, transform 0.15s;
    }

    .nav-action .btn-nav:hover {
      background: var(--primary-light);
      transform: translateY(-1px);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-main);
      cursor: pointer;
    }

    /* 按钮通用 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 28px;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s ease;
      border: 1px solid transparent;
      text-align: center;
    }

    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(26, 75, 140, 0.28);
    }

    .btn-primary:hover {
      background-color: #123766;
      box-shadow: 0 6px 20px rgba(26, 75, 140, 0.38);
      transform: translateY(-2px);
    }

    .btn-outline {
      background-color: transparent;
      border-color: #CBD5E1;
      color: #334155;
    }

    .btn-outline:hover {
      background-color: #F1F5F9;
      border-color: #94A3B8;
    }

    .btn-accent {
      background-color: var(--accent-green);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(0, 181, 120, 0.3);
    }

    .btn-accent:hover {
      background-color: #009966;
      transform: translateY(-2px);
    }

    /* Hero 板块：蓝图拼团转化与仪表盘 */
    .hero-section {
      background: linear-gradient(180deg, #EDF4FB 0%, #F8FAFC 100%);
      padding: 80px 0 100px;
      position: relative;
      overflow: hidden;
    }

    .hero-banner-bg {
      position: absolute;
      top: 0;
      right: 0;
      width: 55%;
      height: 100%;
      background-image: url('/assets/images/77ce0caff8ae69d7.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.12;
      pointer-events: none;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
      position: relative;
      z-index: 2;
    }

    .hero-badge-flow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #FFFFFF;
      border: 1px solid #BFDBFE;
      padding: 6px 14px;
      border-radius: 30px;
      font-size: 13px;
      color: var(--primary-light);
      font-weight: 600;
      margin-bottom: 20px;
      box-shadow: var(--shadow-sm);
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent-green);
      animation: pulseDot 2s infinite;
    }

    @keyframes pulseDot {
      0% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(1.3); }
      100% { opacity: 1; transform: scale(1); }
    }

    .hero-title {
      font-size: 42px;
      font-weight: 800;
      line-height: 1.25;
      color: var(--primary-dark);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-desc {
      font-size: 16px;
      color: #475569;
      line-height: 1.8;
      margin-bottom: 30px;
    }

    .hero-group-deal {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 20px 24px;
      border: 1px solid #DBEAFE;
      box-shadow: var(--shadow-md);
      margin-bottom: 30px;
    }

    .group-progress-head {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      font-weight: 600;
      color: #334155;
      margin-bottom: 10px;
    }

    .group-progress-head span em {
      color: var(--secondary);
      font-style: normal;
      font-weight: 700;
    }

    .progress-bar {
      width: 100%;
      height: 8px;
      background: #E2E8F0;
      border-radius: 4px;
      overflow: hidden;
      margin-bottom: 12px;
    }

    .progress-fill {
      width: 78%;
      height: 100%;
      background: linear-gradient(90deg, var(--secondary), var(--accent-green));
      border-radius: 4px;
    }

    .group-members {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 12px;
      color: var(--text-muted);
    }

    .group-avatars {
      display: flex;
    }

    .group-avatar {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: #CBD5E1;
      border: 2px solid #FFFFFF;
      margin-left: -8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      font-weight: bold;
      color: #1E293B;
    }

    .group-avatar:first-child {
      margin-left: 0;
      background: #BFDBFE;
      color: var(--primary);
    }

    .hero-cta-box {
      display: flex;
      gap: 16px;
      align-items: center;
    }

    /* Hero 右侧 KPI 仪表盘 */
    .hero-dashboard-mockup {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-lg);
      border: 1px solid #E2E8F0;
      position: relative;
    }

    .dash-topbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid #F1F5F9;
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

    .dash-status {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      color: var(--accent-green);
    }

    .dash-kpis {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 20px;
    }

    .dash-kpi-card {
      background: #F8FAFC;
      border: 1px solid #EDF2F7;
      border-radius: var(--radius-md);
      padding: 16px;
    }

    .dash-kpi-card.highlight {
      background: #EFF6FF;
      border-color: #BFDBFE;
    }

    .dash-kpi-label {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }

    .dash-kpi-value {
      font-size: 26px;
      font-weight: 800;
      color: var(--primary-dark);
      line-height: 1;
      margin-bottom: 4px;
    }

    .dash-kpi-sub {
      font-size: 11px;
      color: var(--accent-green);
      font-weight: 500;
    }

    .dash-live-roster {
      background: #F8FAFC;
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      font-size: 12px;
    }

    .dash-roster-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 8px 0;
      border-bottom: 1px dashed #E2E8F0;
    }

    .dash-roster-row:last-child {
      border-bottom: none;
    }

    .role-tag {
      padding: 2px 8px;
      border-radius: 4px;
      font-size: 11px;
      font-weight: 600;
    }

    .role-judge { background: #E0E7FF; color: #4338CA; }
    .role-vol { background: #DCFCE7; color: #15803D; }
    .role-sec { background: #FEF3C7; color: #B45309; }

    /* 板块 2：痛点剖析 */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .pain-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: all 0.3s ease;
      border-top: 4px solid #CBD5E1;
    }

    .pain-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-top-color: var(--accent-red);
    }

    .pain-index {
      font-size: 12px;
      font-weight: 700;
      color: var(--text-muted);
      letter-spacing: 1px;
      margin-bottom: 12px;
    }

    .pain-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .pain-card p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 3：一体化解决方案总览 */
    .solution-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .solution-media {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
      border: 1px solid #E2E8F0;
    }

    .solution-media img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    .solution-overlay-box {
      position: absolute;
      bottom: 20px;
      left: 20px;
      right: 20px;
      background: rgba(11, 30, 54, 0.88);
      backdrop-filter: blur(8px);
      color: #FFFFFF;
      padding: 16px 20px;
      border-radius: var(--radius-sm);
      display: flex;
      justify-content: space-around;
      text-align: center;
    }

    .sol-metric-item h4 {
      font-size: 20px;
      font-weight: 700;
      color: #38BDF8;
    }

    .sol-metric-item p {
      font-size: 11px;
      color: #CBD5E1;
    }

    .solution-content h3 {
      font-size: 28px;
      font-weight: 700;
      line-height: 1.35;
      color: var(--text-main);
      margin-bottom: 18px;
    }

    .solution-content p {
      color: var(--text-muted);
      margin-bottom: 24px;
      font-size: 15px;
      line-height: 1.75;
    }

    .sol-feature-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .sol-feature-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }

    .sol-feat-icon {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: #EFF6FF;
      color: var(--secondary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: bold;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .sol-feat-text h5 {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 2px;
    }

    .sol-feat-text p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 0;
      line-height: 1.5;
    }

    /* 板块 4：平台核心优势矩阵（6 卡片） */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px 26px;
      transition: all 0.3s ease;
      position: relative;
    }

    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 16px 36px rgba(26, 75, 140, 0.12);
      border-color: #BFDBFE;
    }

    .feature-icon-wrapper {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: #EFF6FF;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
    }

    .feature-card:nth-child(2) .feature-icon-wrapper { background: #ECFDF5; color: var(--accent-green); }
    .feature-card:nth-child(3) .feature-icon-wrapper { background: #FFFBEB; color: var(--accent-orange); }
    .feature-card:nth-child(4) .feature-icon-wrapper { background: #F0FDF4; color: #16A34A; }
    .feature-card:nth-child(5) .feature-icon-wrapper { background: #FEF2F2; color: var(--accent-red); }
    .feature-card:nth-child(6) .feature-icon-wrapper { background: #EEF2FF; color: #4F46E5; }

    .feature-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .feature-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 板块 5：核心产品矩阵与调度终端（3 卡片） */
    .products-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .product-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }

    .product-card:hover {
      box-shadow: var(--shadow-lg);
      border-color: #93C5FD;
    }

    .product-thumb {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

    .product-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    .product-body {
      padding: 26px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .product-pill {
      display: inline-block;
      align-self: flex-start;
      font-size: 12px;
      font-weight: 600;
      padding: 3px 10px;
      border-radius: 4px;
      background: #F1F5F9;
      color: #475569;
      margin-bottom: 12px;
    }

    .product-name {
      font-size: 19px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .product-intro {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex: 1;
    }

    .product-specs {
      border-top: 1px solid #F1F5F9;
      padding-top: 14px;
      display: flex;
      justify-content: space-between;
      font-size: 12.5px;
      color: #64748B;
    }

    /* 板块 6：全周期管理方法与步骤 */
    .steps-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .steps-timeline::before {
      content: '';
      position: absolute;
      top: 36px;
      left: 60px;
      right: 60px;
      height: 2px;
      background: #E2E8F0;
      z-index: 1;
    }

    .step-item {
      position: relative;
      z-index: 2;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .step-circle {
      width: 48px;
      height: 48px;
      margin: 0 auto 16px;
      background: #FFFFFF;
      border: 2px solid var(--secondary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      font-weight: 800;
      color: var(--secondary);
      box-shadow: 0 0 0 6px #EFF6FF;
    }

    .step-phase {
      font-size: 12px;
      font-weight: 600;
      color: var(--primary-light);
      margin-bottom: 6px;
      display: block;
    }

    .step-item h4 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .step-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 7：深色指挥中心大屏与管理理念 */
    .concept-wrapper {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .screen-mockup {
      background: #0F172A;
      border: 1px solid #1E293B;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    }

    .screen-header-bar {
      background: #1E293B;
      padding: 10px 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      color: #94A3B8;
    }

    .screen-dots {
      display: flex;
      gap: 6px;
    }

    .screen-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #475569;
    }

    .screen-dot.red { background: #EF4444; }
    .screen-dot.yellow { background: #F59E0B; }
    .screen-dot.green { background: #10B981; }

    .screen-body {
      padding: 24px;
      background: radial-gradient(circle at 50% 50%, #172554 0%, #0F172A 100%);
    }

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

    .screen-metric-card {
      background: rgba(30, 41, 59, 0.7);
      border: 1px solid rgba(148, 163, 184, 0.15);
      border-radius: 6px;
      padding: 14px;
    }

    .screen-metric-card .val {
      font-size: 22px;
      font-weight: 700;
      color: #38BDF8;
      margin-top: 4px;
    }

    .screen-radar-map {
      background: rgba(30, 41, 59, 0.7);
      border: 1px solid rgba(148, 163, 184, 0.15);
      border-radius: 6px;
      padding: 16px;
      font-size: 13px;
    }

    .radar-pulse-row {
      display: flex;
      justify-content: space-between;
      margin-bottom: 8px;
      padding-bottom: 8px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .concept-text h3 {
      font-size: 28px;
      font-weight: 700;
      color: #FFFFFF;
      line-height: 1.35;
      margin-bottom: 18px;
    }

    .concept-text p {
      color: #94A3B8;
      font-size: 15px;
      line-height: 1.75;
      margin-bottom: 24px;
    }

    .concept-pillars {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .pillar-box {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-sm);
      padding: 14px;
    }

    .pillar-box h5 {
      font-size: 14px;
      color: #38BDF8;
      margin-bottom: 6px;
    }

    .pillar-box p {
      font-size: 12px;
      color: #64748B;
      margin-bottom: 0;
      line-height: 1.5;
    }

    /* 板块 8：标杆赛事落地故事 */
    .stories-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

    .story-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .story-cover {
      height: 220px;
      overflow: hidden;
      position: relative;
    }

    .story-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .story-tag-pos {
      position: absolute;
      top: 16px;
      left: 16px;
      background: rgba(11, 30, 54, 0.85);
      color: #FFFFFF;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 4px;
      backdrop-filter: blur(4px);
    }

    .story-body {
      padding: 28px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .story-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .story-quote {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }

    .story-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    .author-meta h6 {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
    }

    .author-meta span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 9：关键数据统计展示条 */
    .data-stats-bar {
      background: linear-gradient(135deg, #1A4B8C 0%, #0B1E36 100%);
      color: #FFFFFF;
      padding: 50px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stats-flex-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }

    .stat-counter-block h3 {
      font-size: 40px;
      font-weight: 800;
      color: #38BDF8;
      letter-spacing: -1px;
      line-height: 1.2;
      margin-bottom: 6px;
    }

    .stat-counter-block p {
      font-size: 14px;
      color: #E2E8F0;
      font-weight: 500;
    }

    /* 板块 10：真实口碑评价 */
    .testi-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .testi-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }

    .testi-stars {
      color: #F59E0B;
      font-size: 14px;
      margin-bottom: 14px;
    }

    .testi-content {
      font-size: 14px;
      color: #475569;
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .testi-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    .testi-avatar-box {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #EFF6FF;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
    }

    .testi-info h5 {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
    }

    .testi-info p {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 0;
    }

    /* 板块 11：行业动态与资讯 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
      margin-bottom: 36px;
    }

    .news-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease;
    }

    .news-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .news-img {
      height: 180px;
      overflow: hidden;
    }

    .news-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .news-body {
      padding: 22px;
    }

    .news-date {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
      display: block;
    }

    .news-title {
      font-size: 16px;
      font-weight: 700;
      line-height: 1.45;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .news-excerpt {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .news-more-center {
      text-align: center;
    }

    /* 板块 12：常见疑问手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      transition: background 0.2s;
    }

    .faq-question:hover {
      background: #F8FAFC;
    }

    .faq-icon {
      font-size: 18px;
      color: var(--primary-light);
      transition: transform 0.3s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease-out;
      background: #FFFFFF;
      border-top: 1px solid transparent;
    }

    .faq-item.active .faq-answer {
      border-top-color: #F1F5F9;
    }

    .faq-answer-inner {
      padding: 20px 24px 24px;
      font-size: 14.5px;
      color: #475569;
      line-height: 1.75;
    }

    /* 板块 13：预约演示收口表单 */
    .cta-card-box {
      background: linear-gradient(135deg, #1A4B8C 0%, #0F2E59 100%);
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      color: #FFFFFF;
      box-shadow: var(--shadow-lg);
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }

    .cta-info h3 {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 16px;
      line-height: 1.3;
    }

    .cta-info p {
      font-size: 15px;
      color: #CBD5E1;
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .cta-badges {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    .cta-badge-tag {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.2);
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 13px;
    }

    .cta-form-wrap {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 32px;
      color: var(--text-main);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    }

    .cta-form-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 20px;
      text-align: center;
      color: var(--primary-dark);
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 6px;
      color: #334155;
    }

    .form-input {
      width: 100%;
      padding: 11px 14px;
      border: 1px solid #CBD5E1;
      border-radius: 6px;
      outline: none;
      font-size: 14px;
      transition: border-color 0.2s;
    }

    .form-input:focus {
      border-color: var(--primary-light);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }

    .btn-submit-form {
      width: 100%;
      padding: 13px;
      background: var(--primary);
      color: #FFFFFF;
      border: none;
      border-radius: 6px;
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.2s ease;
      margin-top: 8px;
    }

    .btn-submit-form:hover {
      background: #123766;
    }

    .form-note {
      font-size: 12px;
      color: #94A3B8;
      text-align: center;
      margin-top: 12px;
    }

    /* 页脚 */
    .site-footer {
      background: #0B1E36;
      color: #94A3B8;
      padding: 64px 0 30px;
      font-size: 14px;
      border-top: 1px solid #1E293B;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand-title {
      font-size: 18px;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .footer-desc {
      line-height: 1.7;
      margin-bottom: 20px;
      font-size: 13.5px;
    }

    .footer-col h5 {
      font-size: 15px;
      font-weight: 700;
      color: #F8FAFC;
      margin-bottom: 18px;
    }

    .footer-links {
      list-style: none;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links a:hover {
      color: #FFFFFF;
    }

    .footer-contact-item {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      margin-bottom: 12px;
      font-size: 13.5px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    .footer-bottom-links {
      display: flex;
      gap: 20px;
    }

    /* 响应式设计断点 */
    @media (max-width: 1024px) {
      .hero-grid, .concept-wrapper, .cta-card-box {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .hero-banner-bg { width: 100%; opacity: 0.08; }
      .solution-grid { grid-template-columns: 1fr; }
      .features-grid, .products-grid, .news-grid, .testi-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-timeline::before { display: none; }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar { display: none; }
      .menu-toggle { display: block; }
      .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        border-bottom: 1px solid #E2E8F0;
        gap: 16px;
      }
      .nav-menu.open { display: flex; }
      .nav-action { display: none; }
      .section-wrap { padding: 60px 0; }
      .section-title { font-size: 26px; }
      .hero-title { font-size: 30px; }
      .pain-grid, .features-grid, .products-grid, .news-grid, .testi-grid, .stories-grid, .steps-timeline, .stats-flex-grid {
        grid-template-columns: 1fr;
      }
      .cta-card-box { padding: 32px 20px; }
      .footer-grid { grid-template-columns: 1fr; }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }