/* roulang page: index */
:root {
      --primary: #0E4A5B;
      --primary-dark: #082F3B;
      --primary-light: #166981;
      --accent: #10B981;
      --accent-dark: #059669;
      --accent-light: #D1FAE5;
      --secondary: #1E3A8A;
      --dark-bg: #0B192C;
      --dark-card: #152438;
      --light-bg: #F8FAFC;
      --surface: #FFFFFF;
      --text-main: #0F172A;
      --text-body: #475569;
      --text-muted: #94A3B8;
      --border-line: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 30px -4px rgba(15, 23, 42, 0.08);
      --shadow-hover: 0 20px 35px -6px rgba(14, 74, 91, 0.15);
      --container-max: 1240px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
      background-color: var(--light-bg);
      color: var(--text-body);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

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

    /* 顶部双行导航 */
    .top-bar {
      background-color: var(--primary-dark);
      color: #93C5FD;
      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;
    }
    .top-bar-left, .top-bar-right {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .top-bar-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #E2E8F0;
    }
    .top-bar-item span {
      color: var(--accent);
      font-weight: 600;
    }

    .main-nav {
      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-line);
      box-shadow: var(--shadow-sm);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .brand-logo .logo-badge {
      background: var(--primary);
      color: #fff;
      padding: 4px 8px;
      border-radius: var(--radius-sm);
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.5px;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 32px;
    }
    .nav-link {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
      padding: 8px 0;
    }
    .nav-link:hover {
      color: var(--primary);
    }
    .nav-link::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary);
      transition: var(--transition);
    }
    .nav-link:hover::after {
      width: 100%;
    }
    .nav-cta-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 24px;
      font-size: 14px;
      font-weight: 600;
      border-radius: 9999px;
      background-color: var(--primary);
      color: #FFFFFF;
      transition: var(--transition);
      box-shadow: 0 4px 14px rgba(14, 74, 91, 0.25);
    }
    .nav-cta-btn:hover {
      background-color: var(--primary-light);
      transform: translateY(-1px);
    }

    /* 按钮通用组件 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 30px;
      border-radius: var(--radius-md);
      font-weight: 600;
      font-size: 15px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      min-height: 48px;
    }
    .btn-primary {
      background: var(--accent);
      color: #064E3B;
      font-weight: 700;
      box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
    }
    .btn-primary:hover {
      background: #059669;
      color: #FFFFFF;
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(16, 185, 129, 0.4);
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.12);
      color: #FFFFFF;
      border-color: rgba(255, 255, 255, 0.3);
      backdrop-filter: blur(4px);
    }
    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.22);
      color: #FFFFFF;
      transform: translateY(-2px);
    }
    .btn-outline {
      border-color: var(--primary);
      color: var(--primary);
      background: #FFFFFF;
    }
    .btn-outline:hover {
      background: var(--primary);
      color: #FFFFFF;
    }

    /* Section 通用规范 */
    .section-wrap {
      padding: 88px 0;
      position: relative;
    }
    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 56px auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      color: var(--primary);
      background: #E0F2FE;
      padding: 5px 14px;
      border-radius: 9999px;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 34px;
      line-height: 1.35;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-body);
    }

    /* 1. Hero 工业参数首屏（蓝图-活力品牌斜切） */
    .hero-section {
      background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-dark) 60%, var(--primary) 100%);
      color: #FFFFFF;
      position: relative;
      padding: 90px 0 140px 0;
      clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-content h1 {
      font-size: 44px;
      line-height: 1.25;
      font-weight: 800;
      margin-bottom: 22px;
      letter-spacing: -1px;
    }
    .hero-content h1 span {
      background: linear-gradient(90deg, #34D399, #67E8F9);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-summary {
      font-size: 16px;
      line-height: 1.8;
      color: #CBD5E1;
      margin-bottom: 34px;
    }
    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 36px;
    }
    .hero-badge-pill {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.16);
      padding: 6px 14px;
      border-radius: 9999px;
      font-size: 13px;
      color: #E2E8F0;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .hero-badge-pill::before {
      content: "";
      width: 6px;
      height: 6px;
      background: var(--accent);
      border-radius: 50%;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }
    .hero-panel {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-lg);
      padding: 30px;
      backdrop-filter: blur(16px);
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    }
    .hero-panel-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
      color: #F8FAFC;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      padding-bottom: 12px;
    }
    .hero-panel-title .status-dot {
      font-size: 12px;
      color: var(--accent);
      background: rgba(16, 185, 129, 0.15);
      padding: 3px 10px;
      border-radius: 20px;
    }
    .spec-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 22px;
    }
    .spec-box {
      background: rgba(11, 25, 44, 0.6);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 16px;
    }
    .spec-num {
      font-size: 26px;
      font-weight: 800;
      color: #38BDF8;
      line-height: 1.1;
      margin-bottom: 4px;
    }
    .spec-label {
      font-size: 12px;
      color: #94A3B8;
    }
    .hero-cover-wrap {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.12);
    }

    /* 2. 品牌与全景系统底座体系 */
    .overview-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-md);
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1fr;
    }
    .overview-img-wrap {
      position: relative;
      background: #0B192C;
      overflow: hidden;
    }
    .overview-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.92;
    }
    .overview-info {
      padding: 48px 40px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .compliance-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 28px;
    }
    .compliance-item {
      background: var(--light-bg);
      border-left: 3px solid var(--accent);
      padding: 12px 14px;
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }
    .compliance-item strong {
      display: block;
      font-size: 14px;
      color: var(--text-main);
      margin-bottom: 2px;
    }
    .compliance-item span {
      font-size: 12px;
      color: var(--text-body);
    }

    /* 3. 核心优势六卡片区 (3x2 Grid) */
    .competency-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .competency-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 32px 26px;
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .competency-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(14, 74, 91, 0.3);
    }
    .icon-holder {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: #E0F2FE;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 20px;
    }
    .competency-card h3 {
      font-size: 19px;
      color: var(--text-main);
      margin-bottom: 12px;
      font-weight: 700;
    }
    .competency-card p {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .tag-cluster {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .micro-tag {
      font-size: 11px;
      font-weight: 600;
      background: #F1F5F9;
      color: var(--primary);
      padding: 4px 10px;
      border-radius: 4px;
    }

    /* 4. 热门主力产品矩阵区 (3大方案) */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      align-items: stretch;
    }
    .matrix-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 38px 30px;
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-sm);
      position: relative;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .matrix-card:hover {
      transform: translateY(-4px);
    }
    .matrix-card.featured {
      border: 2px solid var(--accent);
      box-shadow: 0 16px 36px -6px rgba(16, 185, 129, 0.2);
      transform: scale(1.03);
      z-index: 2;
    }
    .matrix-card.featured:hover {
      transform: scale(1.03) translateY(-4px);
    }
    .featured-ribbon {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--accent);
      color: #064E3B;
      font-size: 12px;
      font-weight: 800;
      padding: 4px 16px;
      border-radius: 20px;
      box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
    }
    .matrix-title {
      font-size: 22px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .matrix-desc {
      font-size: 14px;
      color: var(--text-body);
      margin-bottom: 24px;
      min-height: 48px;
    }
    .feature-list {
      list-style: none;
      margin-bottom: 32px;
      flex-grow: 1;
    }
    .feature-list li {
      font-size: 14px;
      color: var(--text-body);
      padding: 8px 0;
      border-bottom: 1px dashed var(--border-line);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .feature-list li::before {
      content: "✓";
      color: var(--accent);
      font-weight: 800;
    }

    /* 5. 传统手工人事 vs 智能HR系统对比区 */
    .compare-table-wrap {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-md);
    }
    .compare-header-row {
      display: grid;
      grid-template-columns: 1.2fr 2fr 2fr;
      background: #F1F5F9;
      padding: 20px 24px;
      font-weight: 700;
      border-bottom: 1px solid var(--border-line);
    }
    .compare-header-row .col-item:first-child {
      color: var(--text-muted);
    }
    .compare-header-row .col-item:nth-child(2) {
      color: #EF4444;
    }
    .compare-header-row .col-item:nth-child(3) {
      color: var(--primary);
      font-size: 16px;
    }
    .compare-row {
      display: grid;
      grid-template-columns: 1.2fr 2fr 2fr;
      padding: 20px 24px;
      border-bottom: 1px solid var(--border-line);
      align-items: center;
      transition: var(--transition);
    }
    .compare-row:last-child {
      border-bottom: none;
    }
    .compare-row:hover {
      background: #F8FAFC;
    }
    .compare-dimension {
      font-weight: 600;
      color: var(--text-main);
      font-size: 15px;
    }
    .compare-legacy {
      color: #64748B;
      font-size: 14px;
      line-height: 1.6;
      padding-right: 18px;
    }
    .compare-modern {
      color: #064E3B;
      font-size: 14px;
      line-height: 1.6;
      font-weight: 500;
      background: #ECFDF5;
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      border-left: 3px solid var(--accent);
    }

    /* 6. 深色沉浸式架构理念与数据安全区 */
    .security-section {
      background-color: var(--dark-bg);
      color: #FFFFFF;
      position: relative;
    }
    .security-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: radial-gradient(rgba(16, 185, 129, 0.15) 1px, transparent 1px);
      background-size: 32px 32px;
      opacity: 0.6;
      pointer-events: none;
    }
    .security-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
      z-index: 1;
    }
    .security-card {
      background: var(--dark-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      transition: var(--transition);
    }
    .security-card:hover {
      border-color: var(--accent);
      transform: translateY(-4px);
    }
    .security-title {
      font-size: 17px;
      font-weight: 700;
      color: #F8FAFC;
      margin-bottom: 12px;
    }
    .security-desc {
      font-size: 13.5px;
      color: #94A3B8;
      line-height: 1.7;
    }

    /* 7. 行业深度应用场景演示区 (Tab切换) */
    .scenario-container {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }
    .scenario-tabs {
      display: flex;
      border-bottom: 1px solid var(--border-line);
      background: #F8FAFC;
    }
    .tab-btn {
      flex: 1;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-body);
      background: transparent;
      border: none;
      border-bottom: 3px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      text-align: center;
    }
    .tab-btn.active {
      color: var(--primary);
      background: #FFFFFF;
      border-bottom-color: var(--primary);
    }
    .tab-panel {
      display: none;
      padding: 44px;
    }
    .tab-panel.active {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .scenario-details h3 {
      font-size: 24px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
    }
    .scenario-details p {
      font-size: 15px;
      color: var(--text-body);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .scenario-points {
      list-style: none;
      display: grid;
      gap: 12px;
    }
    .scenario-points li {
      font-size: 14px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .scenario-points li::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
    }
    .scenario-visual {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-sm);
    }

    /* 8. 关键业务效能统计条 (Metric Counters) */
    .metrics-band {
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 50px 40px;box-shadow: 0 16px 36px -8px rgba(14, 74, 91, 0.35);
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
      text-align: center;
    }
    .metric-item {
      position: relative;
    }
    .metric-item:not(:last-child)::after {
      content: "";
      position: absolute;
      right: -16px;
      top: 20%;
      height: 60%;
      width: 1px;
      background: rgba(255, 255, 255, 0.15);
    }
    .metric-num {
      font-size: 42px;
      font-weight: 800;
      color: #34D399;
      line-height: 1.1;
      margin-bottom: 8px;
      font-feature-settings: "tnum";
    }
    .metric-label {
      font-size: 15px;
      font-weight: 600;
      color: #E2E8F0;
      margin-bottom: 4px;
    }
    .metric-sub {
      font-size: 12px;
      color: #94A3B8;
    }

    /* 9. 客户成功故事与实践看板区 */
    .story-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
    }
    .story-card {
      background: #FFFFFF;
      border: 1px solid var(--border-line);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .story-card:hover {
      box-shadow: var(--shadow-hover);
      border-color: rgba(14, 74, 91, 0.3);
    }
    .story-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
    }
    .story-industry {
      font-size: 12px;
      font-weight: 700;
      color: var(--primary);
      background: #E0F2FE;
      padding: 4px 10px;
      border-radius: 4px;
    }
    .story-size {
      font-size: 12px;
      color: var(--text-muted);
    }
    .story-card h4 {
      font-size: 20px;
      color: var(--text-main);
      margin-bottom: 14px;
      font-weight: 700;
    }
    .story-pain {
      font-size: 14px;
      color: #64748B;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .story-result-box {
      background: #F8FAFC;
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      border-left: 3px solid var(--accent);
      margin-top: auto;
    }
    .story-result-box strong {
      display: block;
      color: #064E3B;
      font-size: 14px;
      margin-bottom: 4px;
    }
    .story-result-box p {
      font-size: 13px;
      color: var(--text-body);
      margin: 0;
    }

    /* 10. 权威客户口碑与评语区 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .testimonial-card {
      background: #FFFFFF;
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testimonial-stars {
      color: #F59E0B;
      font-size: 16px;
      margin-bottom: 14px;
    }
    .testimonial-quote {
      font-size: 14px;
      line-height: 1.8;
      color: var(--text-body);
      margin-bottom: 24px;
      font-style: normal;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-line);
      padding-top: 16px;
    }
    .avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary);
      color: #FFFFFF;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
    }
    .author-info strong {
      display: block;
      font-size: 14px;
      color: var(--text-main);
    }
    .author-info span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 11. 行业动态与合规政策资讯区 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .news-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .news-img {
      height: 180px;
      overflow: hidden;
      background: #E2E8F0;
    }
    .news-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .news-card:hover .news-img img {
      transform: scale(1.05);
    }
    .news-body {
      padding: 24px 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .news-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
      font-size: 12px;
    }
    .news-tag {
      background: #ECFDF5;
      color: var(--accent-dark);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }
    .news-date {
      color: var(--text-muted);
    }
    .news-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.5;
    }
    .news-snippet {
      font-size: 13px;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .news-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 12. 常见问题 FAQ 异议拆解区 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 700;
      font-size: 16px;
      color: var(--text-main);
      user-select: none;
      transition: var(--transition);
    }
    .faq-question:hover {
      background: #F8FAFC;
    }
    .faq-icon {
      font-size: 18px;
      color: var(--primary);
      transition: transform 0.3s ease;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #F8FAFC;
      border-top: 1px solid transparent;
      padding: 0 24px;
      font-size: 14.5px;
      color: var(--text-body);
      line-height: 1.8;
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 20px 24px;
      border-top-color: var(--border-line);
    }

    /* 13. 交付实施与全流程服务保障条 */
    .service-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-card {
      background: #FFFFFF;
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: var(--transition);
    }
    .step-card:hover {
      border-color: var(--accent);
      transform: translateY(-4px);
    }
    .step-seq {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: var(--primary);
      color: #FFFFFF;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      margin-bottom: 16px;
    }
    .step-card h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .step-card p {
      font-size: 13.5px;
      color: var(--text-body);
      line-height: 1.7;
    }

    /* 14. 底部强转化激活唤醒区 (CTA Banner) */
    .cta-banner-section {
      background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-dark) 50%, var(--primary) 100%);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 70px 48px;
      box-shadow: var(--shadow-hover);
      text-align: center;
      margin-bottom: 40px;
    }
    .cta-banner-title {
      font-size: 36px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .cta-banner-desc {
      font-size: 16px;
      color: #CBD5E1;
      max-width: 680px;
      margin: 0 auto 36px auto;
      line-height: 1.8;
    }
    .cta-form {
      max-width: 720px;
      margin: 0 auto;
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      justify-content: center;
    }
    .form-input {
      flex: 1 1 220px;
      min-height: 52px;
      padding: 0 18px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.2);
      background: rgba(255, 255, 255, 0.95);
      color: var(--text-main);
      font-size: 15px;
      outline: none;
      transition: var(--transition);
    }
    .form-input:focus {
      background: #FFFFFF;
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
    }
    .form-submit-btn {
      min-height: 52px;
      padding: 0 32px;
      font-size: 16px;
      font-weight: 700;
      background: var(--accent);
      color: #064E3B;
      border: none;
      border-radius: var(--radius-md);
      cursor: pointer;
      transition: var(--transition);
    }
    .form-submit-btn:hover {
      background: #059669;
      color: #FFFFFF;
      transform: translateY(-2px);
    }
    .form-note {
      font-size: 12px;
      color: #94A3B8;
      margin-top: 14px;
    }

    /* 底部固定转化条 (Sticky Footer Bar) */
    .sticky-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: rgba(11, 25, 44, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding: 12px 24px;
      z-index: 999;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
      transform: translateY(120%);
      transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .sticky-bar.visible {
      transform: translateY(0);
    }
    .sticky-info {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .sticky-title {
      font-size: 15px;
      font-weight: 700;
      color: #F8FAFC;
    }
    .sticky-phone {
      font-size: 16px;
      font-weight: 800;
      color: var(--accent);
      letter-spacing: 0.5px;
    }
    .sticky-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* 统一页脚 (Footer) */
    .site-footer {
      background-color: var(--dark-bg);
      color: #94A3B8;
      padding: 70px 0 30px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-col h5 {
      font-size: 16px;
      color: #FFFFFF;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-col p {
      line-height: 1.8;
      margin-bottom: 16px;
      color: #94A3B8;
    }
    .footer-links {
      list-style: none;
      display: grid;
      gap: 10px;
    }
    .footer-links a {
      color: #94A3B8;
      transition: var(--transition);
    }
    .footer-links a:hover {
      color: var(--accent);
      padding-left: 4px;
    }
    .footer-contact-list {
      list-style: none;
      display: grid;
      gap: 12px;
    }
    .footer-contact-item {
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }
    .footer-contact-item strong {
      color: #E2E8F0;
      min-width: 48px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
    }
    .footer-bottom a {
      color: #64748B;
    }
    .footer-bottom a:hover {
      color: #94A3B8;
    }

    /* 响应式断点处理 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .overview-card {
        grid-template-columns: 1fr;
      }
      .competency-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .matrix-grid {
        grid-template-columns: 1fr;
      }
      .matrix-card.featured {
        transform: none;
      }
      .matrix-card.featured:hover {
        transform: translateY(-4px);
      }
      .security-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .tab-panel.active {
        grid-template-columns: 1fr;
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
      }
      .metric-item:nth-child(2)::after {
        display: none;
      }
      .service-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-menu {
        display: none;
      }
      .section-wrap {
        padding: 60px 0;
      }
      .hero-section {
        padding: 60px 0 100px 0;
        clip-path: polygon(0 0, 100% 0, 100% 97%, 0 100%);
      }
      .hero-content h1 {
        font-size: 32px;
      }
      .section-title {
        font-size: 26px;
      }
      .competency-grid {
        grid-template-columns: 1fr;
      }
      .compare-header-row, .compare-row {
        grid-template-columns: 1fr;
        gap: 8px;
      }
      .compare-dimension {
        background: #E2E8F0;
        padding: 6px 10px;
        border-radius: 4px;
      }
      .security-grid {
        grid-template-columns: 1fr;
      }
      .story-grid {
        grid-template-columns: 1fr;
      }
      .testimonial-grid {
        grid-template-columns: 1fr;
      }
      .news-grid {
        grid-template-columns: 1fr;
      }
      .service-steps {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .sticky-bar {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
        text-align: center;
      }
      .sticky-info {
        justify-content: center;
      }
      .sticky-actions {
        width: 100%;
      }
      .sticky-actions .btn {
        width: 100%;
      }
    }