/* roulang page: index */
:root {
      --primary: #0A4D68;
      --primary-dark: #08374b;
      --primary-light: #088395;
      --accent: #05BFDB;
      --accent-green: #00A884;
      --bg-base: #F7FAFC;
      --bg-surface: #FFFFFF;
      --bg-alt: #EEF4F8;
      --bg-dark: #051923;
      --text-main: #112233;
      --text-muted: #5A6E7F;
      --text-light: #94A3B8;
      --border-color: #DDE7EE;
      --border-focus: #088395;
      --shadow-sm: 0 2px 8px rgba(10, 77, 104, 0.04);
      --shadow-card: 0 4px 20px -2px rgba(10, 77, 104, 0.06);
      --shadow-hover: 0 14px 30px -4px rgba(10, 77, 104, 0.12);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --container-max: 1240px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
      color: var(--text-main);
      background-color: var(--bg-base);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font-family: inherit;
    }
    .container {
      width: 100%;
      max-width: var(--container-max);
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    /* 顶通保障条 */
    .utility-bar {
      background-color: #06283D;
      color: #93B1A6;
      font-size: 0.8125rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      position: relative;
      z-index: 101;
    }
    .utility-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 38px;
    }
    .utility-badges {
      display: flex;
      gap: 16px;
      align-items: center;
    }
    .utility-badge-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #DFF6FF;
    }
    .utility-badge-item span.dot {
      width: 6px;
      height: 6px;
      background: var(--accent-green);
      border-radius: 50%;
      display: inline-block;
    }
    .utility-contact {
      display: flex;
      gap: 20px;
    }
    .utility-contact a {
      color: #DFF6FF;
    }
    .utility-contact a:hover {
      color: var(--accent);
    }
    /* 主导航栏 */
    .main-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.98);
      backdrop-filter: blur(10px);
      box-shadow: 0 2px 14px rgba(10, 77, 104, 0.08);
      border-bottom: 1px solid var(--border-color);
    }
    .main-nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .brand-icon-box {
      width: 42px;
      height: 42px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 800;
      font-size: 1.25rem;
      box-shadow: 0 4px 10px rgba(10, 77, 104, 0.25);
    }
    .brand-text-box {
      display: flex;
      flex-direction: column;
    }
    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      color: var(--primary);
      line-height: 1.2;
    }
    .brand-sub {
      font-size: 0.75rem;
      color: var(--text-muted);
      letter-spacing: 0.02em;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-item a {
      font-size: 0.9375rem;
      font-weight: 500;
      color: var(--text-main);
      padding: 6px 0;
      position: relative;
    }
    .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 {
      color: var(--primary-light);
    }
    .nav-item a:hover::after,
    .nav-item.active a::after {
      width: 100%;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-header {
      padding: 9px 20px;
      background: var(--accent-green);
      color: #fff;
      font-size: 0.875rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      box-shadow: 0 4px 12px rgba(0, 168, 132, 0.25);
      transition: all 0.2s ease;
    }
    .btn-header:hover {
      background: #028e6f;
      transform: translateY(-1px);
    }
    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      color: var(--text-main);
    }
    .mobile-menu-btn svg {
      width: 28px;
      height: 28px;
    }
    /* 公共 Section 样式 */
    .section-wrap {
      padding: 80px 0;
      position: relative;
    }
    .section-wrap.alt-bg {
      background-color: var(--bg-alt);
    }
    .section-wrap.pure-bg {
      background-color: var(--bg-surface);
    }
    .section-head {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 52px auto;
    }
    .section-head .section-tag {
      display: inline-block;
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--primary-light);
      background: rgba(8, 131, 149, 0.08);
      border: 1px solid rgba(8, 131, 149, 0.2);
      padding: 4px 14px;
      border-radius: 30px;
      margin-bottom: 12px;
    }
    .section-head h2 {
      font-size: 2.125rem;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: -0.02em;
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .section-head p {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.8;
    }
    /* 板块一：Hero 首屏 */
    .hero-section {
      background-color: #06283D;
      background-image: linear-gradient(135deg, rgba(6, 40, 61, 0.95) 0%, rgba(10, 77, 104, 0.85) 100%), url('/assets/images/a9abcd02d632c6aa.webp');
      background-size: cover;
      background-position: center;
      color: #fff;
      padding: 90px 0 100px 0;
      position: relative;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-content {
      position: relative;
      z-index: 2;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(5, 191, 219, 0.15);
      border: 1px solid rgba(5, 191, 219, 0.4);
      padding: 6px 14px;
      border-radius: 30px;
      color: #88E7F5;
      font-size: 0.84rem;
      font-weight: 600;
      margin-bottom: 20px;
    }
    .hero-content h1 {
      font-size: 2.65rem;
      font-weight: 700;
      line-height: 1.24;
      color: #FFFFFF;
      margin-bottom: 22px;
      letter-spacing: -0.02em;
    }
    .hero-content h1 span.highlight {
      color: var(--accent);
    }
    .hero-desc {
      font-size: 1.05rem;
      color: #D3E0EA;
      line-height: 1.85;
      margin-bottom: 34px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 36px;
    }
    .btn-hero-primary {
      background: var(--accent-green);
      color: #fff;
      padding: 14px 32px;
      font-size: 1rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      box-shadow: 0 6px 20px rgba(0, 168, 132, 0.35);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-hero-primary:hover {
      background: #00BF96;
      transform: translateY(-2px);
    }
    .btn-hero-secondary {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.3);
      color: #FFFFFF;
      padding: 14px 28px;
      font-size: 1rem;
      font-weight: 500;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(4px);
    }
    .btn-hero-secondary:hover {
      background: rgba(255, 255, 255, 0.22);
    }
    .hero-specs {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.14);
      padding-top: 24px;
    }
    .hero-spec-item strong {
      display: block;
      font-size: 1.4rem;
      color: var(--accent);
      font-weight: 700;
      line-height: 1.2;
    }
    .hero-spec-item span {
      font-size: 0.8125rem;
      color: #B4C6D4;
    }
    .hero-visual {
      position: relative;
    }
    .hero-mockup-frame {
      background: #0E354A;
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px;
      box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
      overflow: hidden;
    }
    .hero-mockup-frame img {
      border-radius: var(--radius-md);
      width: 100%;
      height: 380px;
      object-fit: cover;
    }
    .hero-float-card {
      position: absolute;
      bottom: -20px;
      left: -20px;
      background: #FFFFFF;
      color: var(--text-main);
      padding: 16px 20px;
      border-radius: var(--radius-md);
      box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
      border-left: 4px solid var(--accent-green);
      display: flex;
      align-items: center;
      gap: 14px;
      max-width: 280px;
    }
    .float-card-icon {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: rgba(0, 168, 132, 0.12);
      color: var(--accent-green);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
    }
    .float-card-txt h4 {
      font-size: 0.875rem;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .float-card-txt p {
      font-size: 0.75rem;
      color: var(--text-muted);
      line-height: 1.4;
    }
    /* 板块二：管理痛点剖析区 */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
    }
    .pain-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      position: relative;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .pain-card:hover {
      border-color: #F87171;
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .pain-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 3px 10px;
      background: #FEE2E2;
      color: #DC2626;
      border-radius: 4px;
      margin-bottom: 16px;
      align-self: flex-start;
    }
    .pain-card h3 {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .pain-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .pain-solution {
      background: var(--bg-alt);
      border-left: 3px solid var(--accent-green);
      padding: 10px 12px;
      font-size: 0.8125rem;
      color: var(--primary-dark);
      font-weight: 500;
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }
    /* 板块三：系统全景与合规资质 */
    .compliance-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 48px;
      align-items: center;
    }
    .compliance-visual {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-card);
    }
    .compliance-visual img {
      border-radius: var(--radius-md);
      width: 100%;
      height: 360px;
      object-fit: cover;
    }
    .compliance-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .comp-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      background: #FFFFFF;
      padding: 18px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .comp-item-icon {
      width: 44px;
      height: 44px;
      flex-shrink: 0;
      border-radius: 8px;
      background: rgba(8, 131, 149, 0.1);
      color: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 1.1rem;
    }
    .comp-item-content h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 6px;
    }
    .comp-item-content p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    /* 板块四：六大技术优势矩阵 */
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .adv-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      transition: all 0.28s ease;
      position: relative;
    }
    .adv-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-light);
    }
    .adv-icon-wrap {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(10, 77, 104, 0.08) 0%, rgba(5, 191, 219, 0.15) 100%);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.25rem;
      margin-bottom: 20px;
    }
    .adv-card h3 {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }
    .adv-card p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.75;
    }
    /* 板块五：核心热门子系统矩阵 */
    .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-card);
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .product-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
      border-color: var(--accent);
    }
    .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 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .product-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 14px;
    }
    .product-tag {
      font-size: 0.75rem;
      background: var(--bg-alt);
      color: var(--primary-light);
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 500;
    }
    .product-body h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 12px;
    }
    .product-body p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .product-action-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--primary-light);
      font-weight: 600;
      font-size: 0.875rem;
    }
    .product-action-link:hover {
      color: var(--accent-green);
      gap: 10px;
    }
    /* 板块六：实施步骤 */
    .steps-timeline {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 16px;
      position: relative;
    }
    .step-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 16px;
      position: relative;
      display: flex;
      flex-direction: column;
    }
    .step-num {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      font-weight: 700;
      font-size: 0.875rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
    }
    .step-card h4 {
      font-size: 0.9375rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .step-card p {
      font-size: 0.775rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    /* 板块七：深色全景数字案例区 */
    .dark-zone {
      background-color: var(--bg-dark);
      background-image: linear-gradient(180deg, #051923 0%, #06283D 100%);
      color: #FFFFFF;
      padding: 90px 0;
    }
    .dark-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    .dark-content h2 {
      font-size: 2.2rem;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 20px;
      color: #FFFFFF;
    }
    .dark-content h2 span {
      color: var(--accent);
    }
    .dark-content p {
      font-size: 1rem;
      color: #B4C6D4;
      line-height: 1.85;
      margin-bottom: 30px;
    }
    .dark-features-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .dark-feat-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }
    .dark-feat-bullet {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: rgba(5, 191, 219, 0.2);
      border: 2px solid var(--accent);
      margin-top: 3px;
      flex-shrink: 0;
    }
    .dark-feat-item span {
      font-size: 0.9375rem;
      color: #E2E8F0;
    }
    .dark-mockup-wrap {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    }
    .dark-mockup-wrap img {
      width: 100%;
      height: 380px;
      object-fit: cover;
      border-radius: var(--radius-md);
    }
    /* 板块八：全角色全场景协同区 */
    .persona-tabs {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .persona-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      transition: all 0.3s ease;
    }
    .persona-card:hover {
      border-color: var(--primary-light);
      box-shadow: var(--shadow-card);
    }
    .persona-role-badge {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary);
      background: rgba(10, 77, 104, 0.08);
      padding: 4px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .persona-card h3 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }
    .persona-card p {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    /* 板块九：临床运营成果与关键数据指标条 */
    .metrics-strip {
      background: linear-gradient(135deg, var(--primary) 0%, #0A5978 100%);
      padding: 60px 0;
      color: #FFFFFF;
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .metric-box {
      border-right: 1px solid rgba(255, 255, 255, 0.15);
      padding: 0 16px;
    }
    .metric-box:last-child {
      border-right: none;
    }
    .metric-value {
      font-size: 2.75rem;
      font-weight: 800;
      line-height: 1.1;
      color: var(--accent);
      margin-bottom: 8px;
      font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace, system-ui;
    }
    .metric-label {
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: #FFFFFF;
    }
    .metric-desc {
      font-size: 0.8125rem;
      color: #A5C0D3;
      line-height: 1.5;
    }
    /* 板块十：真实评价与口碑 */
    .testimonials-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: 30px 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .testi-stars {
      color: #F59E0B;
      font-size: 1.1rem;
      margin-bottom: 16px;
      letter-spacing: 2px;
    }
    .testi-quote {
      font-size: 0.9375rem;
      color: var(--text-main);
      line-height: 1.8;
      margin-bottom: 24px;
      flex-grow: 1;
      font-style: italic;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }
    .testi-avatar-init {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--bg-alt);
      border: 2px solid var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
    }
    .testi-meta h4 {
      font-size: 0.9375rem;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .testi-meta span {
      font-size: 0.775rem;
      color: var(--text-muted);
    }
    /* 板块十一：资讯摘要内嵌流 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .news-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-sm);
    }
    .news-card-img {
      height: 180px;
      overflow: hidden;
    }
    .news-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .news-date {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-card-body h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 12px;
      line-height: 1.5;
    }
    .news-card-body p {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .news-read-btn {
      color: var(--primary-light);
      font-size: 0.84rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    /* 板块十二：FAQ 手风琴 */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--primary-dark);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-question:hover {
      background-color: #FAFCFD;
    }
    .faq-toggle-icon {
      font-size: 1.25rem;
      color: var(--primary-light);
      transition: transform 0.25s ease;
    }
    .faq-answer {
      padding: 0 24px 20px 24px;
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.8;
      display: block;
      border-top: 1px solid rgba(221, 231, 238, 0.4);
      padding-top: 14px;
    }
    /* 板块十三：收口 CTA 与表单 */
    .cta-card {
      background: linear-gradient(135deg, #06283D 0%, #0A4D68 100%);
      border-radius: var(--radius-lg);
      padding: 60px 48px;
      color: #FFFFFF;
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
      box-shadow: 0 16px 40px rgba(6, 40, 61, 0.35);
    }
    .cta-txt h2 {
      font-size: 2.1rem;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 18px;
      color: #FFFFFF;
    }
    .cta-txt p {
      font-size: 0.95rem;
      color: #D3E0EA;
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .cta-highlights {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .cta-hl-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.875rem;
      color: #E2E8F0;
    }
    .cta-hl-item span.chk {
      color: var(--accent-green);
      font-weight: 800;
    }
    .cta-form-box {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 32px;
      color: var(--text-main);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }
    .cta-form-box h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 20px;
      text-align: center;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      height: 44px;
      padding: 0 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.875rem;
      color: var(--text-main);
      background-color: var(--bg-base);
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--border-focus);
      background-color: #FFFFFF;
    }
    .btn-submit-cta {
      width: 100%;
      height: 48px;
      background: var(--accent-green);
      color: #FFFFFF;
      font-size: 1rem;
      font-weight: 600;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      margin-top: 10px;
      box-shadow: 0 4px 14px rgba(0, 168, 132, 0.35);
      transition: background 0.2s;
    }
    .btn-submit-cta:hover {
      background: #00BF96;
    }
    .form-tips {
      font-size: 0.725rem;
      color: var(--text-muted);
      text-align: center;
      margin-top: 12px;
    }
    /* 页脚设计 */
    .site-footer {
      background: #051923;
      color: #94A3B8;
      padding: 70px 0 30px 0;
      border-top: 3px solid var(--primary-light);
      font-size: 0.875rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 0.9fr 0.9fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 18px;
    }
    .footer-logo-icon {
      width: 38px;
      height: 38px;
      background: var(--primary-light);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 6px;
      font-weight: bold;
    }
    .footer-logo-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: #FFFFFF;
    }
    .footer-intro {
      font-size: 0.84rem;
      line-height: 1.8;
      color: #A0B2C6;
      margin-bottom: 20px;
    }
    .footer-col h4 {
      font-size: 1rem;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 8px;
    }
    .footer-col h4::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--accent);
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links li a {
      color: #94A3B8;
    }
    .footer-links li a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }
    .footer-contact-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      margin-bottom: 12px;
      line-height: 1.6;
    }
    .footer-contact-item span.lbl {
      color: #FFFFFF;
      font-weight: 500;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 26px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.8125rem;
      color: #64748B;
      flex-wrap: wrap;
      gap: 14px;
    }
    .footer-bottom a {
      color: #64748B;
    }
    .footer-bottom a:hover {
      color: #94A3B8;
    }
    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .pain-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .compliance-grid {
        grid-template-columns: 1fr;
      }
      .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .dark-grid {
        grid-template-columns: 1fr;
      }
      .persona-tabs {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 36px;
      }
      .metric-box {
        border-right: none;
      }
      .cta-card {
        grid-template-columns: 1fr;
        padding: 40px 28px;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .utility-bar {
        display: none;
      }
      .main-nav-inner {
        height: 64px;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 24px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        gap: 16px;
      }
      .nav-menu.show {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-content h1 {
        font-size: 1.95rem;
      }
      .hero-specs {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .pain-grid {
        grid-template-columns: 1fr;
      }
      .advantages-grid {
        grid-template-columns: 1fr;
      }
      .products-grid {
        grid-template-columns: 1fr;
      }
      .steps-timeline {
        grid-template-columns: 1fr;
      }
      .persona-tabs {
        grid-template-columns: 1fr;
      }
      .testimonials-grid {
        grid-template-columns: 1fr;
      }
      .news-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }