/* roulang page: index */
:root {
      --primary: #0A5C5A;
      --primary-dark: #062323;
      --primary-light: #0F766E;
      --accent: #10B981;
      --accent-warm: #D97706;
      --bg-main: #F8FAFA;
      --bg-white: #FFFFFF;
      --bg-subtle: #F1F5F5;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --shadow-sm: 0 4px 6px -1px rgba(10, 92, 90, 0.04);
      --shadow-hover: 0 20px 25px -5px rgba(10, 92, 90, 0.09);
      --font-stack: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      font-family: var(--font-stack);
      background-color: var(--bg-main);
      color: var(--text-body);
      line-height: 1.65;
    }

    a {
      text-decoration: none;
      color: inherit;
      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: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部双行导航系统 */
    .site-header {
      width: 100%;
      position: sticky;
      top: 0;
      z-index: 1000;
      background: var(--bg-white);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .top-bar {
      background: #062323;
      color: #94A3B8;
      font-size: 13px;
      padding: 7px 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-tags span {
      display: inline-flex;
      align-items: center;
      margin-right: 20px;
      color: #CBD5E1;
    }
    .top-bar-tags span::before {
      content: "";
      display: inline-block;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
      margin-right: 8px;
    }
    .top-bar-contact {
      color: #CBD5E1;
      letter-spacing: 0.5px;
    }

    .main-navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 74px;
    }

    .site-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 700;
      font-size: 20px;
      color: var(--primary-dark);
      text-decoration: none;
    }
    .logo-badge {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
    }
    .logo-badge svg {
      width: 22px;
      height: 22px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2.2;
    }
    .logo-text-sub {
      display: block;
      font-size: 11px;
      letter-spacing: 1.5px;
      color: var(--text-muted);
      font-weight: 500;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }
    .nav-link {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      padding: 6px 0;
      position: relative;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0%;
      height: 2px;
      background: var(--primary);
      transition: width 0.25s ease;
    }
    .nav-link:hover::after, .nav-link.active::after {
      width: 100%;
    }

    .nav-cta-btn {
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: #ffffff;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      box-shadow: 0 4px 12px rgba(10, 92, 90, 0.2);
    }
    .nav-cta-btn:hover {
      box-shadow: 0 6px 16px rgba(10, 92, 90, 0.3);
      transform: translateY(-1px);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 8px;
      border-radius: 6px;
      cursor: pointer;
    }
    .mobile-menu-btn svg {
      width: 24px;
      height: 24px;
      stroke: var(--text-main);
      fill: none;
    }

    /* Section 通用基底 */
    section {
      padding: 86px 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 50px;
    }
    .section-header.center {
      text-align: center;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-tag {
      display: inline-block;
      background: rgba(10, 92, 90, 0.08);
      color: var(--primary);
      padding: 4px 12px;
      font-size: 12px;
      font-weight: 600;
      border-radius: 30px;
      letter-spacing: 0.8px;
      margin-bottom: 12px;
      border: 1px solid rgba(10, 92, 90, 0.15);
    }
    .section-tag.light {
      background: rgba(255, 255, 255, 0.1);
      color: #A7F3D0;
      border-color: rgba(255, 255, 255, 0.2);
    }
    .section-title {
      font-size: 32px;
      color: var(--text-main);
      font-weight: 700;
      line-height: 1.35;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 1. Hero新品发布板块 */
    .hero-section {
      padding: 70px 0 90px;
      background: linear-gradient(135deg, #062323 0%, #0A3E3D 55%, #0B4F4D 100%);
      color: #fff;
      overflow: hidden;
      position: relative;
    }
    .hero-bg-overlay {
      position: absolute;
      inset: 0;
      opacity: 0.16;
      background-image: url('/assets/images/8000ee575503593a.webp');
      background-size: cover;
      background-position: center;
      mix-blend-mode: overlay;
      pointer-events: none;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
      position: relative;
      z-index: 2;
    }
    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(16, 185, 129, 0.15);
      border: 1px solid rgba(16, 185, 129, 0.35);
      padding: 6px 14px;
      border-radius: 30px;
      font-size: 13px;
      color: #6EE7B7;
      margin-bottom: 24px;
    }
    .hero-h1 {
      font-size: 42px;
      line-height: 1.25;
      font-weight: 700;
      margin-bottom: 22px;
      letter-spacing: -0.8px;
    }
    .hero-h1 span {
      background: linear-gradient(90deg, #A7F3D0 0%, #34D399 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-intro {
      font-size: 16px;
      line-height: 1.75;
      color: #CBD5E1;
      margin-bottom: 30px;
      max-width: 620px;
    }
    .hero-features-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-bottom: 34px;
    }
    .hero-features-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #E2E8F0;
    }
    .hero-features-list svg {
      width: 18px;
      height: 18px;
      stroke: var(--accent);
      fill: none;
      flex-shrink: 0;
    }
    .hero-action-group {
      display: flex;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
    }
    .btn-main {
      background: #10B981;
      color: #042F2E;
      font-weight: 700;
      padding: 14px 30px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s ease;
    }
    .btn-main:hover {
      background: #34D399;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(16, 185, 129, 0.35);
    }
    .btn-outline-light {
      border: 1px solid rgba(255, 255, 255, 0.3);
      color: #FFFFFF;
      padding: 13px 26px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 500;
      background: rgba(255, 255, 255, 0.05);
    }
    .btn-outline-light:hover {
      background: rgba(255, 255, 255, 0.15);
      border-color: rgba(255, 255, 255, 0.6);
    }

    /* 右侧新品发布倒计时与首发卡 */
    .hero-launch-card {
      background: rgba(255, 255, 255, 0.06);
      backdrop-filter: blur(14px);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: 0 25px 40px -10px rgba(0, 0, 0, 0.4);
    }
    .launch-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 22px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      padding-bottom: 16px;
    }
    .launch-title {
      font-size: 17px;
      font-weight: 600;
      color: #F8FAFC;
    }
    .launch-badge {
      background: var(--accent-warm);
      color: #fff;
      font-size: 11px;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
    }
    .countdown-ring-box {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
      margin-bottom: 24px;
      text-align: center;
    }
    .ring-unit {
      background: rgba(0, 0, 0, 0.28);
      border-radius: 8px;
      padding: 12px 6px;
      border: 1px solid rgba(255, 255, 255, 0.08);
    }
    .unit-num {
      font-size: 26px;
      font-weight: 700;
      color: #A7F3D0;
      line-height: 1;
      margin-bottom: 6px;
      font-variant-numeric: tabular-nums;
    }
    .unit-label {
      font-size: 11px;
      color: #94A3B8;
    }
    .launch-specs {
      background: rgba(0, 0, 0, 0.2);
      border-radius: 8px;
      padding: 16px;
      margin-bottom: 20px;
    }
    .specs-item {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      padding: 6px 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    }
    .specs-item:last-child {
      border-bottom: none;
    }
    .specs-item .k { color: #94A3B8; }
    .specs-item .v { color: #F1F5F9; font-weight: 600; }

    /* 2. 居家照护痛点透视区 */
    .section-challenges {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
    }
    .challenges-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .challenge-card {
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: all 0.3s ease;
      position: relative;
    }
    .challenge-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: #CBD5E1;
    }
    .challenge-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: #FEE2E2;
      color: #DC2626;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }
    .challenge-icon svg {
      width: 24px;
      height: 24px;
      stroke: currentColor;
      fill: none;
    }
    .challenge-card h3 {
      font-size: 18px;
      color: var(--text-main);
      margin-bottom: 12px;
      font-weight: 700;
    }
    .challenge-card p {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.65;
      margin-bottom: 18px;
    }
    .challenge-fix {
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 6px;
      padding-top: 14px;
      border-top: 1px solid #E2E8F0;
    }

    /* 3. 品牌与工程解决方案 */
    .section-about {
      background: var(--bg-main);
    }
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }
    .about-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 15px 30px rgba(10, 92, 90, 0.1);
    }
    .about-visual img {
      width: 100%;
      height: 480px;
      object-fit: cover;
    }
    .about-cert-seal {
      position: absolute;
      bottom: 24px;
      right: 24px;
      background: rgba(10, 92, 90, 0.95);
      color: #fff;
      padding: 16px 20px;
      border-radius: var(--radius-md);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .cert-seal-title {
      font-size: 13px;
      font-weight: 700;
      color: #6EE7B7;
      margin-bottom: 4px;
    }
    .cert-seal-desc {
      font-size: 12px;
      color: #E2E8F0;
    }
    .about-content h2 {
      font-size: 30px;
      line-height: 1.35;
      color: var(--text-main);
      margin-bottom: 18px;
      font-weight: 700;
    }
    .about-p {
      font-size: 15px;
      color: var(--text-body);
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .about-metrics-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 30px;
    }
    .metric-pill {
      background: #FFFFFF;
      padding: 16px;
      border-radius: var(--radius-sm);
      border-left: 4px solid var(--primary);
      box-shadow: var(--shadow-sm);
    }
    .metric-pill strong {
      display: block;
      font-size: 18px;
      color: var(--primary);
      margin-bottom: 4px;
    }
    .metric-pill span {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 4. 六大核心优势矩阵 */
    .section-features {
      background: #FFFFFF;
    }
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .feature-card {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      background: var(--bg-white);
      transition: all 0.3s ease;
    }
    .feature-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .feature-icon-wrapper {
      width: 44px;
      height: 44px;
      border-radius: 8px;
      background: rgba(10, 92, 90, 0.08);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
    }
    .feature-icon-wrapper svg {
      width: 22px;
      height: 22px;
      stroke: currentColor;
      fill: none;
    }
    .feature-card h3 {
      font-size: 18px;
      color: var(--text-main);
      margin-bottom: 10px;
      font-weight: 700;
    }
    .feature-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 5. 热门家用医疗设备展厅 */
    .section-products {
      background: var(--bg-main);
    }
    .products-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .product-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .product-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: #CBD5E1;
    }
    .product-img-box {
      height: 240px;
      overflow: hidden;
      position: relative;
      background: #F1F5F9;
    }
    .product-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .product-card:hover .product-img-box img {
      transform: scale(1.05);
    }
    .product-tag {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(10, 92, 90, 0.9);
      color: #fff;
      font-size: 11px;
      padding: 4px 10px;
      border-radius: 4px;
      font-weight: 600;
    }
    .product-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .product-name {
      font-size: 19px;
      color: var(--text-main);
      margin-bottom: 8px;
      font-weight: 700;
    }
    .product-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      min-height: 42px;
    }
    .product-spec-row {
      display: flex;
      justify-content: space-between;
      background: var(--bg-subtle);
      border-radius: 6px;
      padding: 10px 14px;
      margin-bottom: 18px;
      font-size: 12px;
    }
    .product-spec-row span {
      color: var(--text-body);
      font-weight: 600;
    }
    .product-points {
      list-style: none;
      font-size: 13px;
      color: var(--text-body);
      margin-bottom: 24px;
      flex-grow: 1;
    }
    .product-points li {
      margin-bottom: 8px;
      padding-left: 16px;
      position: relative;
    }
    .product-points li::before {
      content: "•";
      position: absolute;
      left: 0;
      color: var(--primary);
      font-size: 16px;
      line-height: 1;
    }
    .product-btn {
      display: block;
      text-align: center;
      padding: 12px;
      background: #FFFFFF;
      border: 1px solid var(--primary);
      color: var(--primary);
      border-radius: var(--radius-sm);
      font-weight: 600;
      font-size: 14px;
      transition: all 0.25s ease;
    }
    .product-btn:hover {
      background: var(--primary);
      color: #FFFFFF;
    }

    /* 6. 医疗工程理念与深色对比区 */
    .section-technology {
      background: #062323;
      color: #FFFFFF;
      padding: 96px 0;
    }
    .tech-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }
    .tech-content h2 {
      font-size: 32px;
      line-height: 1.35;
      font-weight: 700;
      margin-bottom: 20px;
      color: #F8FAFC;
    }
    .tech-content p {
      font-size: 15px;
      color: #94A3B8;
      line-height: 1.8;
      margin-bottom: 28px;
    }
    .tech-flow-list {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }
    .tech-flow-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      background: rgba(255, 255, 255, 0.04);
      padding: 16px;
      border-radius: 8px;
      border-left: 3px solid var(--accent);
    }
    .flow-num {
      font-size: 18px;
      font-weight: 700;
      color: var(--accent;
      line-height: 1;
    }
    .flow-text h4 {
      font-size: 15px;
      color: #F1F5F9;
      margin-bottom: 4px;
    }
    .flow-text p {
      font-size: 13px;
      color: #94A3B8;
      margin-bottom: 0;
      line-height: 1.6;
    }
    .tech-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.12);
    }
    .tech-visual img {
      width: 100%;
      height: 440px;
      object-fit: cover;
    }

    /* 7. 慢病人群与家庭多场景覆盖 */
    .section-scenarios {
      background: var(--bg-white);
    }
    .scenarios-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .scenario-card {
      background: var(--bg-main);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .scenario-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-light);
    }
    .scenario-card img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }
    .scenario-info {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .scenario-tag {
      font-size: 11px;
      font-weight: 700;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 6px;
    }
    .scenario-info h3 {
      font-size: 17px;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .scenario-info p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
      flex-grow: 1;
    }
    .scenario-advice {
      background: #FFFFFF;
      padding: 8px 12px;
      border-radius: 6px;
      font-size: 12px;
      color: var(--text-body);
      border: 1px dashed var(--border-color);
    }

    /* 8. 真实家庭康复与护理故事 */
    .section-stories {
      background: var(--bg-subtle);
    }
    .stories-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }
    .story-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 32px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .story-quote-mark {
      font-size: 54px;
      line-height: 1;
      color: rgba(10, 92, 90, 0.15);
      position: absolute;
      top: 20px;
      right: 24px;
      font-family: Georgia, serif;
    }
    .story-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 18px;
    }
    .story-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: rgba(10, 92, 90, 0.1);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
    }
    .story-user h4 {
      font-size: 16px;
      color: var(--text-main);
      font-weight: 700;
    }
    .story-user span {
      font-size: 12px;
      color: var(--text-muted);
    }
    .story-text {
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-body);
      margin-bottom: 18px;
      font-style: normal;
    }
    .story-outcome {
      margin-top: auto;
      background: var(--bg-main);
      padding: 12px 16px;
      border-radius: 6px;
      font-size: 13px;
      color: var(--primary-light);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* 9. 关键科研与临床验证数据条 */
    .section-stats {
      background: linear-gradient(135deg, #0A5C5A, #062323);
      color: #FFFFFF;
      padding: 64px 0;
    }
    .stats-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .stat-box {
      border-right: 1px solid rgba(255, 255, 255, 0.15);
      padding: 0 16px;
    }
    .stat-box:last-child {
      border-right: none;
    }
    .stat-val {
      font-size: 40px;
      font-weight: 800;
      color: #A7F3D0;
      line-height: 1;
      margin-bottom: 8px;
      font-variant-numeric: tabular-nums;
    }
    .stat-label {
      font-size: 14px;
      color: #CBD5E1;
      font-weight: 500;
    }

    /* 10. 用户评价与专业医生见证 */
    .section-reviews {
      background: #FFFFFF;
    }
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .review-card {
      background: var(--bg-main);
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
    }
    .review-stars {
      color: var(--accent-warm);
      font-size: 16px;
      letter-spacing: 2px;
      margin-bottom: 12px;
    }
    .review-text {
      font-size: 14px;
      line-height: 1.65;
      color: var(--text-body);
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .reviewer-info {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }
    .reviewer-name {
      font-weight: 700;
      color: var(--text-main);
    }
    .reviewer-identity {
      color: var(--text-muted);
    }

    /* 11. 家庭健康资讯与设备百科 */
    .section-news {
      background: var(--bg-subtle);
    }
    .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-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .news-card img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }
    .news-body {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .news-meta-row {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 10px;
    }
    .news-cat {
      color: var(--primary);
      font-weight: 600;
    }
    .news-title {
      font-size: 17px;
      color: var(--text-main);
      font-weight: 700;
      margin-bottom: 12px;
      line-height: 1.4;
    }
    .news-summary {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .news-action {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 12. 家用医疗常见疑问解答手风琴 */
    .section-faq {
      background: #FFFFFF;
    }
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      background: var(--bg-main);
      overflow: hidden;
      transition: all 0.2s ease;
    }
    .faq-item[open] {
      border-color: var(--primary-light);
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }
    .faq-header {
      padding: 18px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      list-style: none;
    }
    .faq-header::-webkit-details-marker {
      display: none;
    }
    .faq-icon-arrow {
      width: 18px;
      height: 18px;
      transition: transform 0.25s ease;
      stroke: var(--text-muted);
    }
    .faq-item[open] .faq-icon-arrow {
      transform: rotate(180deg);
      stroke: var(--primary);
    }
    .faq-body {
      padding: 0 24px 20px;
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.7;
      border-top: 1px dashed #E2E8F0;
      padding-top: 14px;
    }

    /* 13. 底部咨询与选型表单 */
    .section-contact {
      background: linear-gradient(135deg, #0A5C5A 0%, #062323 100%);
      color: #FFFFFF;
      padding: 86px 0;
    }
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }
    .contact-info h2 {
      font-size: 34px;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 18px;
      color: #FFFFFF;
    }
    .contact-info p {
      font-size: 15px;
      color: #CBD5E1;
      line-height: 1.75;
      margin-bottom: 28px;
    }
    .contact-promises {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .contact-promises li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #E2E8F0;
    }
    .contact-promises svg {
      width: 18px;
      height: 18px;
      stroke: var(--accent);
      fill: none;
    }
    .contact-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
      color: var(--text-main);
    }
    .contact-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-main);
    }
    .contact-card p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 22px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-body);
      margin-bottom: 6px;
    }
    .form-group label span {
      color: #DC2626;
    }
    .form-control {
      width: 100%;
      height: 46px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 0 14px;
      font-size: 14px;
      color: var(--text-main);
      background: #FFFFFF;
      transition: all 0.2s ease;
    }
    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(10, 92, 90, 0.15);
    }
    select.form-control {
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 14px center;
    }
    textarea.form-control {
      height: 84px;
      padding: 12px 14px;
      resize: vertical;
    }
    .btn-submit {
      width: 100%;
      height: 48px;
      background: var(--primary);
      color: #FFFFFF;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .btn-submit:hover {
      background: var(--primary-light);
      box-shadow: 0 6px 16px rgba(10, 92, 90, 0.25);
    }

    /* 页脚系统 */
    .site-footer {
      background: #041818;
      color: #94A3B8;
      font-size: 13px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 60px 0 24px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand h4 {
      font-size: 18px;
      color: #F8FAFC;
      margin-bottom: 14px;
      font-weight: 700;
    }
    .footer-brand p {
      font-size: 13px;
      line-height: 1.7;
      color: #94A3B8;
      margin-bottom: 16px;
    }
    .footer-links h5 {
      font-size: 14px;
      color: #F1F5F9;
      margin-bottom: 16px;
      font-weight: 600;
    }
    .footer-links ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #FFFFFF;
    }
    .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: 12px;
    }
    .footer-cr {
      color: #64748B;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid, .about-grid, .tech-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .challenges-grid, .features-grid, .products-grid, .reviews-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .stats-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
      }
      .stat-box:nth-child(2) {
        border-right: none;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar { display: none; }
      .nav-menu, .nav-cta-btn { display: none; }
      .mobile-menu-btn { display: block; }
      .hero-h1 { font-size: 32px; }
      .section-title { font-size: 26px; }
      .challenges-grid, .features-grid, .products-grid, .reviews-grid, .news-grid, .stories-grid, .scenarios-grid {
        grid-template-columns: 1fr;
      }
      .stats-bar {
        grid-template-columns: 1fr;
      }
      .stat-box {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding-bottom: 16px;
      }
      .stat-box:last-child {
        border-bottom: none;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
      .countdown-ring-box {
        grid-template-columns: repeat(2, 1fr);
      }
    }