/* roulang page: index */
/* CSS 设计变量与基础重置 */
    :root {
      --primary: #059669;
      --primary-hover: #10B981;
      --primary-light: #ECFDF5;
      --dark-slate: #0F172A;
      --slate-card: #1E293B;
      --slate-sub: #334155;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --accent-orange: #F97316;
      --accent-orange-hover: #EA580C;
      --bg-page: #F8FAFC;
      --bg-white: #FFFFFF;
      --border-light: #E2E8F0;
      --border-dark: #334155;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-body);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    body {
      overflow-x: hidden;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
    }

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

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

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

    /* 容器布局 */
    .container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 导航栏设计 */
    .top-bar {
      background-color: var(--dark-slate);
      color: #94A3B8;
      font-size: 13px;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }
    .top-bar-item {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .top-bar-badge {
      display: inline-block;
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    }

    .main-nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-light);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 22px;
      font-weight: 800;
      color: var(--dark-slate);
      letter-spacing: -0.5px;
    }
    .nav-logo svg {
      width: 32px;
      height: 32px;
      fill: var(--primary);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-link {
      font-size: 15px;
      font-weight: 600;
      color: var(--slate-sub);
      padding: 6px 2px;
      position: relative;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--primary);
      border-radius: 2px;
    }
    .nav-cta-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      background-color: var(--primary);
      color: #FFF;
      font-weight: 600;
      font-size: 14px;
      border-radius: var(--radius-sm);
      box-shadow: 0 2px 4px rgba(5, 150, 105, 0.2);
    }
    .nav-cta-btn:hover {
      background-color: var(--primary-hover);
      transform: translateY(-1px);
    }
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      color: var(--dark-slate);
    }

    /* 移动端菜单抽屉 */
    .mobile-drawer {
      display: none;
      position: fixed;
      top: 72px;
      left: 0;
      right: 0;
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-light);
      padding: 20px;
      box-shadow: var(--shadow-xl);
      z-index: 99;
    }
    .mobile-drawer.open {
      display: block;
    }
    .mobile-drawer ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .mobile-drawer a {
      font-size: 16px;
      font-weight: 600;
      display: block;
      padding: 10px 0;
      border-bottom: 1px dashed var(--border-light);
    }

    /* 板块通用样式 */
    section {
      padding: 84px 0;
      position: relative;
    }
    .section-dark {
      background-color: var(--dark-slate);
      color: #F8FAFC;
    }
    .section-alt {
      background-color: #F1F5F9;
    }
    .section-header {
      margin-bottom: 48px;
      max-width: 760px;
    }
    .section-header.text-center {
      text-align: center;
      margin-left: auto;
      margin-right: auto;
    }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: var(--radius-full);
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-dark .section-tag {
      background: rgba(16, 185, 129, 0.15);
      color: #34D399;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--dark-slate);
      line-height: 1.25;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-dark .section-title {
      color: #F8FAFC;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .section-dark .section-desc {
      color: #94A3B8;
    }

    /* 1. Hero 视频官网沉浸版式 */
    .hero-section {
      padding: 100px 0 120px 0;
      background: linear-gradient(135deg, #0B1120 0%, #0F172A 50%, #1E293B 100%);
      color: #FFFFFF;
      position: relative;
      overflow: hidden;
    }
    .hero-bg-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-image: url('/assets/images/1e8cc0301beccfa9.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.22;
      filter: saturate(1.2);
    }
    .hero-glow {
      position: absolute;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(5, 150, 105, 0.25) 0%, rgba(15, 23, 42, 0) 70%);
      top: 10%;
      right: 5%;
      border-radius: 50%;
      pointer-events: none;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 50px;
      align-items: center;
      position: relative;
      z-index: 2;
    }
    .hero-content h1 {
      font-size: 44px;
      font-weight: 900;
      line-height: 1.2;
      margin-bottom: 22px;
      letter-spacing: -1px;
    }
    .hero-content h1 span {
      background: linear-gradient(90deg, #10B981, #34D399);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-content p {
      font-size: 17px;
      color: #CBD5E1;
      line-height: 1.8;
      margin-bottom: 34px;
      max-width: 620px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      margin-bottom: 40px;
    }
    .btn-primary-hero {
      padding: 14px 32px;
      background-color: var(--primary);
      color: #FFFFFF;
      font-weight: 700;
      font-size: 16px;
      border-radius: var(--radius-md);
      box-shadow: 0 10px 20px -5px rgba(16, 185, 129, 0.4);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-primary-hero:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
    }
    .btn-video-hero {
      padding: 13px 26px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #F8FAFC;
      font-weight: 600;
      font-size: 15px;
      border-radius: var(--radius-md);
      backdrop-filter: blur(8px);
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .btn-video-hero:hover {
      background: rgba(255, 255, 255, 0.16);
      border-color: rgba(255, 255, 255, 0.4);
    }
    .play-icon-box {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: var(--accent-orange);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFF;
      font-size: 12px;
    }
    .hero-features-strip {
      display: flex;
      gap: 24px;
      flex-wrap: wrap;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding-top: 24px;
    }
    .hero-feat-item {
      display: flex;
      align-items: center;
      gap: 8px;
      color: #94A3B8;
      font-size: 14px;
      font-weight: 500;
    }
    .hero-feat-item svg {
      width: 18px;
      height: 18px;
      color: #10B981;
    }
    .hero-media-box {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
      border: 1px solid rgba(255, 255, 255, 0.15);
      background: var(--slate-card);
    }
    .hero-media-box img {
      width: 100%;
      height: 420px;
      object-fit: cover;
      transition: var(--transition);
    }
    .hero-media-badge {
      position: absolute;
      bottom: 20px;
      left: 20px;
      right: 20px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(8px);
      padding: 16px 20px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.1);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .badge-stat-title {
      font-size: 13px;
      color: #94A3B8;
    }
    .badge-stat-value {
      font-size: 20px;
      font-weight: 800;
      color: #10B981;
    }

    /* 2. 效能指标看板 */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .metric-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    .metric-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #A7F3D0;
    }
    .metric-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--primary);
    }
    .metric-num {
      font-size: 42px;
      font-weight: 900;
      color: var(--dark-slate);
      line-height: 1.1;
      margin-bottom: 8px;
      font-variant-numeric: tabular-nums;
    }
    .metric-num span {
      font-size: 18px;
      font-weight: 600;
      color: var(--primary);
      margin-left: 4px;
    }
    .metric-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--slate-sub);
      margin-bottom: 6px;
    }
    .metric-sub {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 3. 业务架构与服务矩阵 */
    .matrix-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .matrix-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }
    .matrix-cert-badge {
      display: inline-block;
      padding: 4px 10px;
      background: #EFF6FF;
      color: #2563EB;
      font-size: 12px;
      font-weight: 700;
      border-radius: 4px;
      margin-bottom: 16px;
    }
    .matrix-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 18px;
      margin-top: 24px;
    }
    .matrix-item {
      display: flex;
      align-items: flex-start;
      gap: 14px;
    }
    .matrix-dot {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 12px;
      flex-shrink: 0;
      margin-top: 2px;
    }
    .matrix-item-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-slate);
      margin-bottom: 4px;
    }
    .matrix-item-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .matrix-img-wrap {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-xl);
      border: 1px solid var(--border-light);
    }
    .matrix-img-wrap img {
      width: 100%;
      height: 480px;
      object-fit: cover;
    }

    /* 4. 优势六宫格 */
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .adv-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .adv-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #CBD5E1;
    }
    .adv-icon-box {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: #F1F5F9;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }
    .adv-icon-box svg {
      width: 26px;
      height: 26px;
    }
    .adv-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--dark-slate);
      margin-bottom: 12px;
    }
    .adv-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 5. 核心产品阵列 */
    .products-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .product-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .product-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
    }
    .product-card-img {
      width: 100%;
      height: 220px;
      object-fit: cover;
    }
    .product-body {
      padding: 28px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .product-name {
      font-size: 20px;
      font-weight: 800;
      color: var(--dark-slate);
      margin-bottom: 12px;
    }
    .product-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.6;
    }
    .product-specs {
      margin-top: auto;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
      margin-bottom: 20px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .spec-row {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
    }
    .spec-label {
      color: var(--text-muted);
    }
    .spec-val {
      font-weight: 700;
      color: var(--dark-slate);
    }
    .product-btn {
      display: block;
      text-align: center;
      padding: 12px;
      border: 1px solid var(--primary);
      color: var(--primary);
      font-weight: 700;
      font-size: 14px;
      border-radius: var(--radius-sm);
    }
    .product-btn:hover {
      background: var(--primary);
      color: #FFFFFF;
    }

    /* 6. 结果对比表格 */
    .comparison-container {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      overflow-x: auto;
    }
    .comp-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .comp-table th, .comp-table td {
      padding: 20px 24px;
      border-bottom: 1px solid var(--border-light);
    }
    .comp-table th {
      background: #F8FAFC;
      font-size: 15px;
      font-weight: 700;
      color: var(--dark-slate);
    }
    .comp-table th.col-highlight {
      background: #ECFDF5;
      color: #065F46;
      border-top: 3px solid var(--primary);
    }
    .comp-table td.col-highlight {
      background: rgba(236, 253, 245, 0.35);
      font-weight: 600;
      color: #065F46;
    }
    .badge-recommended {
      display: inline-block;
      padding: 2px 8px;
      background: var(--accent-orange);
      color: #FFFFFF;
      font-size: 11px;
      font-weight: 700;
      border-radius: var(--radius-full);
      margin-left: 6px;
    }

    /* 7. 里程碑时间轴 */
    .timeline-wrap {
      position: relative;
      padding: 30px 0;
    }
    .timeline-wrap::before {
      content: "";
      position: absolute;
      top: 50px;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, #10B981, #059669);
      z-index: 1;
    }
    .timeline-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
      z-index: 2;
    }
    .timeline-node {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      margin-top: 40px;
      position: relative;
    }
    .timeline-dot {
      position: absolute;
      top: -50px;
      left: 24px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: #FFFFFF;
      border: 4px solid var(--primary);
      box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
    }
    .timeline-time {
      font-size: 13px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 8px;
    }
    .timeline-event-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-slate);
      margin-bottom: 8px;
    }
    .timeline-event-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 8. 智慧能源云平台 */
    .cloud-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .cloud-info-card {
      background: var(--slate-card);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-lg);
      padding: 36px;
    }
    .cloud-stat-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 12px;
      border-radius: var(--radius-full);
      background: rgba(16, 185, 129, 0.12);
      color: #34D399;
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .cloud-metrics-box {
      margin-top: 24px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .cloud-min-card {
      background: rgba(15, 23, 42, 0.6);
      padding: 16px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.08);
    }
    .cloud-min-val {
      font-size: 22px;
      font-weight: 800;
      color: #38BDF8;
      margin-bottom: 4px;
    }
    .cloud-min-lbl {
      font-size: 12px;
      color: #94A3B8;
    }
    .cloud-visual {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-dark);
      box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6);
    }
    .cloud-visual img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    /* 9. 标杆故事 */
    .stories-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .story-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-light);
      padding: 32px 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .story-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
    }
    .story-tag {
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 12px;
      font-weight: 700;
      background: #F1F5F9;
      color: var(--slate-sub);
    }
    .story-fleet-num {
      font-size: 12px;
      font-weight: 600;
      color: var(--primary);
    }
    .story-title {
      font-size: 18px;
      font-weight: 800;
      color: var(--dark-slate);
      margin-bottom: 14px;
    }
    .story-quote {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 24px;
      flex-grow: 1;
      font-style: italic;
    }
    .story-result {
      background: #F8FAFC;
      border-radius: var(--radius-md);
      padding: 16px;
      display: flex;
      justify-content: space-around;
      border-top: 1px solid var(--border-light);
    }
    .story-res-item {
      text-align: center;
    }
    .story-res-num {
      font-size: 18px;
      font-weight: 800;
      color: var(--accent-orange);
    }
    .story-res-label {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 10. 统计条 */
    .stats-bar-section {
      padding: 48px 0;
      background: linear-gradient(90deg, #064E3B 0%, #065F46 50%, #047857 100%);
      color: #FFFFFF;
    }
    .stats-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .stat-bar-item {
      padding: 10px;
    }
    .stat-bar-val {
      font-size: 38px;
      font-weight: 900;
      letter-spacing: -0.5px;
      margin-bottom: 6px;
      color: #FFFFFF;
    }
    .stat-bar-title {
      font-size: 14px;
      font-weight: 600;
      color: #A7F3D0;
    }

    /* 11. 真实评价 */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .testimonial-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }
    .testi-stars {
      color: #F59E0B;
      font-size: 14px;
      margin-bottom: 12px;
      display: flex;
      gap: 4px;
    }
    .testi-content {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .testi-author-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-light);
      padding-top: 14px;
    }
    .testi-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--dark-slate);
    }
    .testi-role {
      font-size: 12px;
      color: var(--text-muted);
    }
    .testi-verified {
      font-size: 11px;
      color: var(--primary);
      background: var(--primary-light);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 12. 资讯摘要 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-light);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .news-img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }
    .news-content {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .news-date {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
      font-weight: 600;
    }
    .news-title {
      font-size: 17px;
      font-weight: 800;
      color: var(--dark-slate);
      margin-bottom: 12px;
      line-height: 1.4;
    }
    .news-summary {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .news-link {
      font-size: 14px;
      font-weight: 700;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .news-link:hover {
      color: var(--primary-hover);
    }

    /* 13. 合规认证 */
    .certs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .cert-item {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
      transition: var(--transition);
    }
    .cert-item:hover {
      border-color: var(--primary);
      box-shadow: 0 4px 12px rgba(5, 150, 105, 0.12);
    }
    .cert-code {
      font-size: 16px;
      font-weight: 800;
      color: var(--dark-slate);
      margin-bottom: 6px;
    }
    .cert-title {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 14. 流程拆解 */
    .workflow-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .flow-step-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 30px 22px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }
    .flow-num {
      font-size: 32px;
      font-weight: 900;
      color: #E2E8F0;
      margin-bottom: 12px;
      line-height: 1;
    }
    .flow-step-title {
      font-size: 17px;
      font-weight: 800;
      color: var(--dark-slate);
      margin-bottom: 8px;
    }
    .flow-step-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 15. FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item.active {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }
    .faq-trigger {
      width: 100%;
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: none;
      border: none;
      cursor: pointer;
      text-align: left;
    }
    .faq-q-text {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-slate);
    }
    .faq-icon {
      font-size: 20px;
      font-weight: 600;
      color: var(--text-muted);
      transition: var(--transition);
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      color: var(--primary);
    }
    .faq-content {
      padding: 0 24px 22px 24px;
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.7;
      display: none;
    }
    .faq-item.active .faq-content {
      display: block;
    }

    /* 16. 表单收口行动区 */
    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 48px;
      background: var(--dark-slate);
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      color: #FFFFFF;
    }
    .contact-info-title {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 20px;
      line-height: 1.25;
    }
    .contact-info-text {
      font-size: 15px;
      color: #94A3B8;
      line-height: 1.7;
      margin-bottom: 32px;
    }
    .contact-features-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 32px;
    }
    .contact-features-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #E2E8F0;
    }
    .contact-phone-box {
      padding: 16px 20px;
      background: rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .phone-lbl {
      font-size: 12px;
      color: #94A3B8;
    }
    .phone-val {
      font-size: 24px;
      font-weight: 900;
      color: #10B981;
    }

    .contact-form-box {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 36px 32px;
      color: var(--text-main);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 14px;
      font-weight: 700;
      color: var(--dark-slate);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      font-size: 14px;
      background: #F8FAFC;
      transition: var(--transition);
    }
    .form-control:focus {
      background: #FFFFFF;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
    }
    .form-submit-btn {
      width: 100%;
      padding: 14px;
      background: var(--accent-orange);
      color: #FFFFFF;
      border: none;
      font-weight: 700;
      font-size: 16px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
      transition: var(--transition);
      margin-top: 8px;
    }
    .form-submit-btn:hover {
      background: var(--accent-orange-hover);
      transform: translateY(-1px);
    }

    /* 综合页脚 */
    .site-footer {
      background: #0B1120;
      color: #94A3B8;
      padding: 70px 0 30px 0;
      border-top: 1px solid #1E293B;
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-logo {
      font-size: 22px;
      font-weight: 800;
      color: #FFFFFF;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
    }
    .footer-desc {
      font-size: 14px;
      line-height: 1.7;
      color: #64748B;
      margin-bottom: 20px;
    }
    .footer-col-title {
      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:hover {
      color: #10B981;
    }
    .footer-bottom {
      border-top: 1px solid #1E293B;
      padding-top: 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
    }
    .footer-legal a {
      color: #94A3B8;
      margin-right: 14px;
    }
    .footer-legal a:hover {
      color: #FFFFFF;
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .advantages-grid, .products-grid, .stories-grid, .news-grid, .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .timeline-grid, .workflow-grid, .certs-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .timeline-wrap::before {
        display: none;
      }
      .timeline-dot {
        top: 20px;
        left: -32px;
      }
      .timeline-node {
        margin-top: 0;
        margin-left: 20px;
      }
      .matrix-layout, .cloud-grid, .contact-layout {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .nav-links, .nav-cta-btn {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
    }
    @media (max-width: 640px) {
      .top-bar {
        font-size: 11px;
      }
      .top-bar-inner {
        flex-direction: column;
        gap: 4px;
        text-align: center;
      }
      .hero-content h1 {
        font-size: 30px;
      }
      .section-title {
        font-size: 26px;
      }
      .metrics-grid, .advantages-grid, .products-grid, .stories-grid, .news-grid, .testimonials-grid, .stats-bar-grid, .certs-grid, .workflow-grid {
        grid-template-columns: 1fr;
      }
      .contact-layout {
        padding: 30px 20px;
      }
      .contact-form-box {
        padding: 24px 18px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }