/* roulang page: index */
:root {
      --primary: #0F766E;
      --primary-dark: #0D5C56;
      --primary-light: #CCFBF1;
      --secondary: #0284C7;
      --accent: #E07A5F;
      --accent-hover: #C8654B;
      --bg-base: #F8FAFC;
      --bg-white: #FFFFFF;
      --bg-dark: #132A2F;
      --bg-darker: #0B1D21;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border: #E2E8F0;
      --border-light: #F1F5F9;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 8px rgba(15, 118, 110, 0.05);
      --shadow-card: 0 4px 20px -2px rgba(15, 118, 110, 0.08);
      --shadow-hover: 0 12px 28px -4px rgba(15, 118, 110, 0.16);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      background-color: var(--bg-base);
      color: var(--text-body);
      line-height: 1.68;
    }

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

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

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* Section Typography & Base */
    section {
      padding: 90px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 52px;
    }

    .section-badge {
      display: inline-block;
      padding: 5px 16px;
      background-color: var(--primary-light);
      color: var(--primary-dark);
      font-size: 0.875rem;
      font-weight: 600;
      border-radius: 9999px;
      margin-bottom: 14px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.15rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 16px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Top Strip & Nav */
    .top-strip {
      background-color: #EEF2F6;
      border-bottom: 1px solid var(--border);
      font-size: 0.8125rem;
      color: var(--text-muted);
      padding: 7px 0;
    }

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

    .strip-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .main-nav-wrapper {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }

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

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.45rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

    .brand-logo-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 900;
      font-size: 1.1rem;
    }

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

    .nav-link {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-body);
      position: relative;
      padding: 6px 0;
    }

    .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: var(--transition);
    }

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

    .nav-cta-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background-color: var(--accent);
      color: #fff;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 0.925rem;
      font-weight: 600;
      box-shadow: 0 4px 12px rgba(224, 122, 95, 0.28);
    }

    .nav-cta-btn:hover {
      background-color: var(--accent-hover);
      transform: translateY(-1px);
    }

    /* Mobile toggle */
    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
    }

    /* SECTION 1: Bento 首屏 */
    .hero-section {
      padding: 40px 0 70px;
      background: linear-gradient(180deg, #F0FDF4 0%, var(--bg-base) 100%);
    }

    .bento-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      grid-template-rows: auto auto;
      gap: 22px;
    }

    .bento-main {
      grid-row: span 2;
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 46px 42px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      position: relative;
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
    }

    .bento-main-bg {
      position: absolute;
      right: -20px;
      bottom: -20px;
      width: 55%;
      height: 75%;
      opacity: 0.12;
      pointer-events: none;
      object-fit: cover;
    }

    .hero-h1 {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-desc {
      font-size: 1.075rem;
      color: var(--text-body);
      line-height: 1.75;
      margin-bottom: 30px;
      max-width: 620px;
    }

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

    .btn-primary {
      background-color: var(--primary);
      color: #fff;
      padding: 13px 30px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(15, 118, 110, 0.3);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }

    .btn-secondary {
      background-color: #fff;
      color: var(--primary);
      border: 1.5px solid var(--primary);
      padding: 12px 26px;
      border-radius: var(--radius-sm);
      font-weight: 600;
    }

    .btn-secondary:hover {
      background-color: var(--primary-light);
    }

    .bento-sub-card {
      background-color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 26px 28px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .bento-sub-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
      transition: var(--transition);
    }

    .bento-tag {
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--secondary);
      margin-bottom: 8px;
      display: inline-block;
    }

    .bento-sub-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .bento-sub-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .hero-stat-strip {
      grid-column: 1 / -1;
      background: linear-gradient(90deg, #0F766E 0%, #115E59 100%);
      border-radius: var(--radius-md);
      padding: 20px 32px;
      color: #fff;
      display: flex;
      justify-content: space-around;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }

    .strip-stat-item {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .strip-stat-val {
      font-size: 1.75rem;
      font-weight: 800;
      color: #5EEAD4;
      line-height: 1;
    }

    .strip-stat-lbl {
      font-size: 0.875rem;
      opacity: 0.9;
    }

    /* SECTION 2: 品牌体系与医疗级产品介绍 (左图右文不对称) */
    .sec-intro {
      background-color: #FFFFFF;
      border-bottom: 1px solid var(--border);
    }

    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .intro-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-hover);
    }

    .intro-visual img {
      width: 100%;
      height: 440px;
      object-fit: cover;
    }

    .intro-badge-float {
      position: absolute;
      bottom: 24px;
      left: 24px;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(8px);
      padding: 14px 20px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      border-left: 4px solid var(--primary);
    }

    .intro-badge-float p {
      font-size: 0.875rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .intro-badge-float span {
      font-size: 0.775rem;
      color: var(--text-muted);
    }

    .spec-box {
      margin-top: 24px;
      background-color: #F8FAFC;
      border: 1px dashed var(--secondary);
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.6;
    }

    .spec-box strong {
      color: var(--secondary);
    }

    /* SECTION 3: 核心优势矩阵 (3x2 Grid) */
    .sec-strength {
      background-color: var(--bg-base);
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .matrix-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 30px 26px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
      transition: var(--transition);
      position: relative;
    }

    .matrix-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(15, 118, 110, 0.3);
    }

    .matrix-num {
      font-size: 1.75rem;
      font-weight: 800;
      color: #99F6E4;
      line-height: 1;
      margin-bottom: 16px;
    }

    .matrix-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .matrix-desc {
      font-size: 0.925rem;
      color: var(--text-body);
      line-height: 1.65;
    }

    /* SECTION 4: 热门康复设备与方案 (3列大卡片) */
    .sec-devices {
      background-color: #FFFFFF;
    }

    .devices-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .device-card {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #FFFFFF;
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

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

    .device-thumb {
      height: 220px;
      position: relative;
      overflow: hidden;
    }

    .device-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

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

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

    .device-pill {
      align-self: flex-start;
      font-size: 0.775rem;
      font-weight: 600;
      background-color: #E0F2FE;
      color: #0369A1;
      padding: 4px 10px;
      border-radius: 4px;
      margin-bottom: 12px;
    }

    .device-name {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .device-intro {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
    }

    .param-list {
      list-style: none;
      background-color: #F8FAFC;
      border-radius: var(--radius-sm);
      padding: 12px 16px;
      margin-bottom: 22px;
      font-size: 0.85rem;
    }

    .param-list li {
      display: flex;
      justify-content: space-between;
      padding: 4px 0;
      border-bottom: 1px solid #EDF2F7;
    }

    .param-list li:last-child {
      border-bottom: none;
    }

    .param-label {
      color: var(--text-muted);
    }

    .param-value {
      color: var(--text-main);
      font-weight: 600;
    }

    .device-btn {
      margin-top: auto;
      text-align: center;
      background-color: var(--primary);
      color: #fff;
      padding: 10px 0;
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      font-weight: 600;
    }

    .device-btn:hover {
      background-color: var(--primary-dark);
    }

    /* SECTION 5: 深色对比理念区 (差异化技术壁垒) */
    .sec-dark-tech {
      background-color: var(--bg-dark);
      color: #F8FAFC;
      position: relative;
    }

    .sec-dark-tech .section-badge {
      background-color: rgba(94, 234, 212, 0.15);
      color: #5EEAD4;
    }

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

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

    .compare-table-wrapper {
      background-color: var(--bg-darker);
      border: 1px solid #1E3A40;
      border-radius: var(--radius-md);
      overflow: hidden;
      margin-top: 40px;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 18px 24px;
      font-size: 0.95rem;
      border-bottom: 1px solid #1E3A40;
    }

    .compare-table th {
      background-color: #17353C;
      font-weight: 700;
      color: #E2E8F0;
    }

    .compare-table th.highlight-col {
      background-color: rgba(15, 118, 110, 0.4);
      color: #5EEAD4;
    }

    .compare-table td.highlight-col {
      background-color: rgba(15, 118, 110, 0.15);
      font-weight: 600;
      color: #FFFFFF;
    }

    .compare-table tr:last-child td {
      border-bottom: none;
    }

    /* SECTION 6: 临床实证与用户故事区 */
    .sec-evidence {
      background-color: var(--bg-base);
    }

    .timeline-cases {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

    .case-card {
      background: #FFFFFF;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 32px;
      box-shadow: var(--shadow-card);
      position: relative;
    }

    .case-card-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
      border-bottom: 1px solid var(--border-light);
      padding-bottom: 14px;
    }

    .case-patient-type {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .case-recovery-days {
      font-size: 0.85rem;
      color: var(--primary);
      background: var(--primary-light);
      padding: 4px 10px;
      border-radius: 9999px;
      font-weight: 600;
    }

    .case-metric-box {
      display: flex;
      gap: 16px;
      margin: 18px 0;
      background: #F8FAFC;
      padding: 14px 18px;
      border-radius: var(--radius-sm);
    }

    .metric-item {
      flex: 1;
    }

    .metric-item span {
      font-size: 0.78rem;
      color: var(--text-muted);
      display: block;
    }

    .metric-item strong {
      font-size: 1.2rem;
      color: var(--secondary);
      font-weight: 700;
    }

    .case-desc {
      font-size: 0.925rem;
      color: var(--text-body);
      line-height: 1.65;
    }

    /* SECTION 7: 关键数据统计条 */
    .sec-kpi-banner {
      background-color: #FFFFFF;
      padding: 60px 0;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

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

    .kpi-box {
      padding: 10px;
    }

    .kpi-num {
      font-size: 2.85rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
      font-family: inherit;
    }

    .kpi-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .kpi-sub {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* SECTION 8: 用户与机构信赖评价 */
    .sec-trust {
      background-color: var(--bg-base);
    }

    .trust-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .trust-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 30px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .star-rating {
      color: #F59E0B;
      font-size: 1.1rem;
      margin-bottom: 14px;
      letter-spacing: 2px;
    }

    .trust-quote {
      font-size: 0.95rem;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 22px;
      font-style: normal;
    }

    .trust-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      background-color: #E2E8F0;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
    }

    .author-info h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .author-info p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* SECTION 9: 康复医疗行业前沿与临床指南 */
    .sec-insights {
      background-color: #FFFFFF;
    }

    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

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

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

    .insight-cover {
      height: 190px;
      overflow: hidden;
      position: relative;
    }

    .insight-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .insight-card:hover .insight-cover img {
      transform: scale(1.05);
    }

    .insight-content {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .insight-meta {
      font-size: 0.8rem;
      color: var(--secondary);
      font-weight: 600;
      margin-bottom: 8px;
    }

    .insight-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.45;
      margin-bottom: 12px;
    }

    .insight-summary {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
    }

    .insight-link {
      margin-top: auto;
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* SECTION 10: 异议拆解 FAQ */
    .sec-faq {
      background-color: var(--bg-base);
    }

    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: var(--primary);
      box-shadow: var(--shadow-card);
    }

    .faq-question {
      padding: 22px 26px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }

    .faq-title {
      font-size: 1.075rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .faq-toggle-icon {
      font-size: 1.3rem;
      color: var(--primary);
      transition: transform 0.3s ease;
      font-weight: 300;
      width: 24px;
      height: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease-out;
      background-color: #FAFCFD;
    }

    .faq-item.active .faq-answer {
      max-height: 200px;
    }

    .faq-answer-inner {
      padding: 0 26px 22px;
      font-size: 0.93rem;
      color: var(--text-body);
      line-height: 1.7;
    }

    /* SECTION 11: 服务与合规保障条 */
    .sec-compliance {
      background-color: #FFFFFF;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
      padding: 56px 0;
    }

    .compliance-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .compliance-item {
      display: flex;
      align-items: flex-start;
      gap: 16px;
    }

    .compliance-icon {
      width: 48px;
      height: 48px;
      background-color: var(--primary-light);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 1.25rem;
      font-weight: 700;
      flex-shrink: 0;
    }

    .compliance-text h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .compliance-text p {
      font-size: 0.825rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* SECTION 12: 预约咨询与表单收口 */
    .sec-booking {
      background: linear-gradient(135deg, #0F766E 0%, #134E4A 100%);
      color: #FFFFFF;
      padding: 80px 0;
    }

    .booking-grid {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 60px;
      align-items: center;
    }

    .booking-info h2 {
      font-size: 2.3rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 20px;
      color: #FFFFFF;
    }

    .booking-info p {
      font-size: 1.05rem;
      line-height: 1.75;
      color: #CCFBF1;
      margin-bottom: 28px;
    }

    .booking-contact-points {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      font-size: 0.95rem;
    }

    .booking-contact-points li {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .form-box {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      color: var(--text-body);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.2);
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-label {
      display: block;
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      font-size: 0.925rem;
      background: #F8FAFC;
      transition: var(--transition);
    }

    .form-control:focus {
      border-color: var(--primary);
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
    }

    .form-submit-btn {
      width: 100%;
      background-color: var(--accent);
      color: #FFFFFF;
      border: none;
      padding: 14px;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      transition: var(--transition);
      margin-top: 8px;
      box-shadow: 0 4px 12px rgba(224, 122, 95, 0.35);
    }

    .form-submit-btn:hover {
      background-color: var(--accent-hover);
      transform: translateY(-2px);
    }

    .form-note {
      font-size: 0.775rem;
      color: var(--text-muted);
      text-align: center;
      margin-top: 10px;
    }

    /* 页脚设计 (Trust Signals 4栏架构) */
    footer {
      background-color: #0A191C;
      color: #94A3B8;
      font-size: 0.875rem;
      padding: 70px 0 30px;
      border-top: 1px solid #163036;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 50px;
    }

    .footer-logo {
      font-size: 1.4rem;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 16px;
      display: inline-block;
    }

    .footer-desc {
      line-height: 1.7;
      margin-bottom: 20px;
      font-size: 0.85rem;
    }

    .footer-heading {
      font-size: 1rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 18px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a:hover {
      color: #5EEAD4;
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid #163036;
      padding-top: 28px;
      text-align: center;
      font-size: 0.8rem;
      color: #64748B;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    /* 悬浮移动端转化响应栏 */
    .mobile-floating-cta {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: #FFFFFF;
      box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
      z-index: 999;
      padding: 10px 16px;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .mobile-cta-btn {
      padding: 12px;
      border-radius: var(--radius-sm);
      text-align: center;
      font-weight: 700;
      font-size: 0.9rem;
    }

    .mobile-cta-phone {
      background-color: var(--primary);
      color: #FFFFFF;
    }

    .mobile-cta-order {
      background-color: var(--accent);
      color: #FFFFFF;
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .bento-grid {
        grid-template-columns: 1fr;
      }
      .bento-main {
        grid-row: auto;
      }
      .matrix-grid, .devices-grid, .trust-grid, .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
      }
    }

    @media (max-width: 768px) {
      section {
        padding: 56px 0;
      }
      .top-strip {
        display: none;
      }
      .nav-menu {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-h1 {
        font-size: 1.85rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .intro-grid, .booking-grid, .timeline-cases {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .intro-visual img {
        height: 280px;
      }
      .matrix-grid, .devices-grid, .kpi-grid, .trust-grid, .insights-grid, .compliance-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 26px;
      }
      .mobile-floating-cta {
        display: grid;
      }
      body {
        padding-bottom: 64px;
      }
    }