<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>YuanCare·养元 - 首页</title>
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  <link rel="stylesheet" href="global.css">
  <script src="https://cdn.tailwindcss.com"></script>
  <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
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  <script>
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      const isLoggedIn = localStorage.getItem('isLoggedIn') === 'true';
      const style = document.createElement('style');
      style.id = 'nav-init-style';
      if (isLoggedIn) {
        style.textContent = '#loggedIn{display:block!important;}#notLoggedIn{display:none!important;}#loginMenuItem{display:none!important;}#registerMenuItem{display:none!important;}';
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    })();
  </script>
  <script src="nav.js"></script>
  <style>
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    body {
      font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', sans-serif;
      background: #F5F0E6;
      color: #2C3E2B;
      position: relative;
      overflow-x: hidden;
      opacity: 0;
      transition: opacity 0.5s ease;
    }
    body.loaded {
      opacity: 1;
    }
    .loading-screen {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: #F5F0E6;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 9999;
      transition: opacity 0.5s ease, visibility 0.5s ease;
    }
    .loading-screen.hidden {
      opacity: 0;
      visibility: hidden;
    }
    .loading-logo {
      font-size: 48px;
      font-weight: 700;
      color: #4A7C59;
      animation: pulse 1.5s ease-in-out infinite;
    }
    @keyframes pulse {
      0%, 100% {
        transform: scale(1);
      }
      50% {
        transform: scale(1.1);
      }
    }
    .video-background {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: -1;
      overflow: hidden;
    }
    .video-background video {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .video-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(245, 240, 230, 0.7);
    }
    .main-container {
      max-width: 1400px;
      margin: 0 auto;
      padding: 24px;
    }
    /* 英雄区域 - 淘宝风格 */
    .hero-section {
      text-align: center;
      padding: 60px 20px;
      background: linear-gradient(135deg, #FFF7E6 0%, #FFE5B4 100%);
      border-radius: 24px;
      margin-bottom: 40px;
      box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
      position: relative;
      overflow: hidden;
      border: 1px solid #FFD700;
    }
    .hero-section::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(255, 193, 7, 0.1) 0%, transparent 70%);
      animation: float 20s ease-in-out infinite;
    }
    @keyframes float {
      0% { transform: translate(0, 0) rotate(0deg); }
      50% { transform: translate(10px, 10px) rotate(5deg); }
      100% { transform: translate(0, 0) rotate(0deg); }
    }
    .hero-title {
      font-size: 56px;
      font-weight: 700;
      color: #D97706;
      margin-bottom: 20px;
      line-height: 1.2;
      position: relative;
      z-index: 1;
      animation: fadeInUp 1s ease-out;
    }
    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    .hero-subtitle {
      font-size: 22px;
      color: #78350F;
      margin-bottom: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      position: relative;
      z-index: 1;
      animation: fadeInUp 1s ease-out 0.2s both;
    }
    .hero-buttons {
      display: flex;
      gap: 20px;
      justify-content: center;
      margin-bottom: 40px;
      position: relative;
      z-index: 1;
      animation: fadeInUp 1s ease-out 0.4s both;
    }
    .btn {
      padding: 18px 36px;
      border: none;
      border-radius: 32px;
      font-size: 18px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.3s ease;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      position: relative;
      overflow: hidden;
    }
    .btn::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
      transition: left 0.5s ease;
    }
    .btn:hover::before {
      left: 100%;
    }
    .btn-primary {
      background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
      color: white;
      box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
    }
    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
    }
    .btn-secondary {
      background: transparent;
      border: 2px solid #F59E0B;
      color: #F59E0B;
    }
    .btn-secondary:hover {
      background: rgba(245, 158, 11, 0.1);
      transform: translateY(-3px);
      box-shadow: 0 4px 16px rgba(245, 158, 11, 0.2);
    }
    
    /* 功能模块 - 淘宝卡片风格 */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
      margin-bottom: 60px;
    }
    .feature-card {
      background: white;
      border-radius: 16px;
      padding: 32px;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
      border: 1px solid #E5E7EB;
      transition: all 0.4s ease;
      position: relative;
      overflow: hidden;
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.6s ease;
    }
    .feature-card.animate {
      opacity: 1;
      transform: translateY(0);
    }
    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, #F59E0B, #FFD700);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.3s ease;
    }
    .feature-card:hover::before {
      transform: scaleX(1);
    }
    .feature-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
      border-color: #F59E0B;
    }
    .feature-icon {
      font-size: 56px;
      margin-bottom: 20px;
      display: inline-block;
      transition: transform 0.3s ease;
    }
    .feature-card:hover .feature-icon {
      transform: scale(1.1) rotate(5deg);
    }
    .feature-title {
      font-size: 22px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 16px;
    }
    .feature-description {
      font-size: 15px;
      color: #6B7280;
      line-height: 1.6;
      margin-bottom: 24px;
    }
    .feature-link {
      color: #F59E0B;
      font-weight: 500;
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: all 0.3s ease;
      font-size: 16px;
    }
    .feature-link:hover {
      color: #D97706;
      transform: translateX(8px);
    }
    .feature-link::after {
      content: '→';
      transition: transform 0.3s ease;
    }
    .feature-link:hover::after {
      transform: translateX(4px);
    }
    
    /* 流程介绍 */
    .process-section {
      background: white;
      border-radius: 20px;
      padding: 60px;
      margin-bottom: 60px;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
      border: 1px solid #E5E7EB;
    }
    .process-title {
      font-size: 32px;
      font-weight: 600;
      color: #D97706;
      text-align: center;
      margin-bottom: 60px;
      position: relative;
    }
    .process-title::after {
      content: '';
      position: absolute;
      bottom: -16px;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background: linear-gradient(90deg, #F59E0B, #FFD700);
      border-radius: 2px;
    }
    .process-steps {
      display: flex;
      gap: 32px;
      justify-content: space-between;
      flex-wrap: wrap;
    }
    .process-step {
      flex: 1;
      min-width: 300px;
      text-align: center;
      padding: 32px;
      background: #FFF7E6;
      border-radius: 16px;
      border: 1px solid #FFE5B4;
      transition: all 0.4s ease;
      position: relative;
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.6s ease;
    }
    .process-step.animate {
      opacity: 1;
      transform: translateY(0);
    }
    .process-step:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
      background: #FFF3E0;
    }
    .step-number {
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
      color: white;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 28px;
      font-weight: 700;
      margin: 0 auto 24px;
      box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
      transition: all 0.3s ease;
    }
    .process-step:hover .step-number {
      transform: scale(1.1) rotate(5deg);
      box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
    }
    .step-title {
      font-size: 20px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 16px;
    }
    .step-description {
      font-size: 15px;
      color: #6B7280;
      line-height: 1.6;
    }
    
    /* 客户评价 */
    .testimonial-section {
      text-align: center;
      margin-bottom: 60px;
    }
    .testimonial-title {
      font-size: 32px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 60px;
      position: relative;
    }
    .testimonial-title::after {
      content: '';
      position: absolute;
      bottom: -16px;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background: linear-gradient(90deg, #F59E0B, #FFD700);
      border-radius: 2px;
    }
    .testimonial-slider {
      position: relative;
      max-width: 900px;
      margin: 0 auto;
      overflow: hidden;
    }
    .testimonial-card {
      background: white;
      border-radius: 20px;
      padding: 40px;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
      border: 1px solid #E5E7EB;
      margin: 0 20px;
      transition: all 0.4s ease;
      position: absolute;
      top: 0;
      left: 0;
      width: calc(100% - 40px);
      opacity: 0;
      transform: translateX(100%);
      transition: all 0.5s ease;
    }
    .testimonial-card.active {
      position: relative;
      opacity: 1;
      transform: translateX(0);
    }
    .testimonial-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    }
    .testimonial-navigation {
      display: flex;
      gap: 12px;
      justify-content: center;
      margin-top: 40px;
    }
    .testimonial-nav-btn {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: rgba(245, 158, 11, 0.3);
      border: none;
      cursor: pointer;
      transition: all 0.3s ease;
    }
    .testimonial-nav-btn.active {
      background: #F59E0B;
      width: 32px;
      border-radius: 6px;
    }
    
    /* 常见问题 */
    .faq-section {
      background: white;
      border-radius: 20px;
      padding: 60px;
      margin-bottom: 60px;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
      border: 1px solid #E5E7EB;
    }
    .faq-container {
      max-width: 800px;
      margin: 0 auto;
    }
    .faq-item {
      margin-bottom: 16px;
      border: 1px solid #E5E7EB;
      border-radius: 12px;
      overflow: hidden;
    }
    .faq-question {
      width: 100%;
      padding: 20px;
      background: #FFF7E6;
      border: none;
      text-align: left;
      font-size: 18px;
      font-weight: 600;
      color: #D97706;
      cursor: pointer;
      transition: all 0.3s ease;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .faq-question:hover {
      background: #FFF3E0;
    }
    .faq-question::after {
      content: '▼';
      font-size: 12px;
      transition: transform 0.3s ease;
    }
    .faq-question.active::after {
      transform: rotate(180deg);
    }
    .faq-answer {
      padding: 0 20px;
      max-height: 0;
      overflow: hidden;
      transition: all 0.3s ease;
      background: white;
    }
    .faq-answer.active {
      padding: 20px;
      max-height: 200px;
    }
    .faq-answer p {
      color: #6B7280;
      line-height: 1.6;
    }
    
    /* 个性化推荐 */
    .personalized-section {
      background: white;
      border-radius: 20px;
      padding: 60px;
      margin-bottom: 60px;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
      border: 1px solid #E5E7EB;
    }
    .personalized-placeholder {
      text-align: center;
      padding: 40px;
    }
    .placeholder-icon {
      font-size: 48px;
      margin-bottom: 24px;
    }
    .personalized-placeholder h3 {
      font-size: 24px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 16px;
    }
    .personalized-placeholder p {
      font-size: 16px;
      color: #6B7280;
      margin-bottom: 32px;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }
    .personalized-recommendations {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 24px;
    }
    .recommendation-card {
      background: #FFF7E6;
      border-radius: 16px;
      padding: 32px;
      border: 1px solid #FFE5B4;
      transition: all 0.3s ease;
    }
    .recommendation-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
      background: #FFF3E0;
    }
    .recommendation-icon {
      font-size: 32px;
      margin-bottom: 16px;
    }
    .recommendation-title {
      font-size: 20px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 12px;
    }
    .recommendation-description {
      font-size: 15px;
      color: #6B7280;
      line-height: 1.6;
      margin-bottom: 20px;
    }
    .recommendation-link {
      color: #F59E0B;
      font-weight: 500;
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 16px;
    }
    .recommendation-link:hover {
      color: #D97706;
      transform: translateX(4px);
    }
    .recommendation-link::after {
      content: '→';
      transition: transform 0.3s ease;
    }
    .recommendation-link:hover::after {
      transform: translateX(4px);
    }
    
    /* 客户评价文本 */
    .testimonial-text {
      font-size: 18px;
      color: #374151;
      line-height: 1.7;
      margin-bottom: 32px;
      font-style: italic;
    }
    .testimonial-author {
      font-size: 16px;
      color: #6B7280;
      font-weight: 500;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
    }
    .testimonial-author::before {
      content: '';
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, #F59E0B, #FFD700);
      display: inline-block;
    }
    
    /* 统计数据 */
    .stats-section {
      background: linear-gradient(135deg, #FFF7E6 0%, #FFE5B4 100%);
      border-radius: 20px;
      padding: 60px;
      margin-bottom: 60px;
      text-align: center;
      border: 1px solid #FFD700;
    }
    .stats-title {
      font-size: 32px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 60px;
      position: relative;
    }
    .stats-title::after {
      content: '';
      position: absolute;
      bottom: -16px;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background: linear-gradient(90deg, #F59E0B, #FFD700);
      border-radius: 2px;
    }
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 40px;
    }
    .stat-item {
      transition: all 0.4s ease;
    }
    .stat-item:hover {
      transform: translateY(-5px);
    }
    .stat-number {
      font-size: 48px;
      font-weight: 700;
      color: #D97706;
      margin-bottom: 8px;
      font-family: 'Inter', sans-serif;
    }
    .stat-label {
      font-size: 16px;
      color: #78350F;
      font-weight: 500;
    }
    
    /* 行动号召 */
    .cta-section {
      background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
      border-radius: 20px;
      padding: 80px 40px;
      margin-bottom: 60px;
      text-align: center;
      color: white;
      position: relative;
      overflow: hidden;
    }
    .cta-section::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
      animation: float 20s ease-in-out infinite;
    }
    .cta-title {
      font-size: 36px;
      font-weight: 700;
      margin-bottom: 24px;
      position: relative;
      z-index: 1;
    }
    .cta-description {
      font-size: 18px;
      margin-bottom: 40px;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
      position: relative;
      z-index: 1;
    }
    .cta-button {
      background: white;
      color: #F59E0B;
      padding: 20px 40px;
      border-radius: 32px;
      font-size: 18px;
      font-weight: 600;
      text-decoration: none;
      display: inline-block;
      transition: all 0.3s ease;
      position: relative;
      z-index: 1;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    }
    .cta-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    }
    .footer {
      background: #FFF7E6;
      padding: 60px 24px;
      border-top: 1px solid #FFE5B4;
      margin-top: 60px;
    }
    .footer-container {
      max-width: 1400px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 40px;
    }
    .footer-section h3 {
      font-size: 20px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 24px;
      position: relative;
      padding-bottom: 12px;
    }
    .footer-section h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 40px;
      height: 3px;
      background: #F59E0B;
      border-radius: 1.5px;
    }
    .footer-section p,
    .footer-section a {
      font-size: 15px;
      color: #6B7280;
      text-decoration: none;
      line-height: 1.6;
      transition: all 0.3s ease;
    }
    .footer-section a:hover {
      color: #F59E0B;
      transform: translateX(4px);
    }
    .footer-bottom {
      text-align: center;
      margin-top: 60px;
      padding-top: 32px;
      border-top: 1px solid #FFE5B4;
      font-size: 15px;
      color: #6B7280;
    }
    .social-links {
      display: flex;
      gap: 16px;
      margin-top: 24px;
    }
    .social-link {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: rgba(245, 158, 11, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #F59E0B;
      transition: all 0.3s ease;
    }
    .social-link:hover {
      background: #F59E0B;
      color: white;
      transform: translateY(-3px);
      box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    }
    .modal {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.5);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 2000;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s ease;
    }
    .modal.active {
      opacity: 1;
      visibility: visible;
    }
    .modal-content {
      background: white;
      border-radius: 20px;
      padding: 50px;
      max-width: 600px;
      width: 90%;
      box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3);
      transform: scale(0.9);
      transition: transform 0.3s ease;
      border: 1px solid #FFE5B4;
    }
    .modal.active .modal-content {
      transform: scale(1);
    }
    .modal-title {
      font-size: 24px;
      font-weight: 600;
      color: #D97706;
      margin-bottom: 16px;
      text-align: center;
    }
    .modal-text {
      font-size: 16px;
      color: #374151;
      line-height: 1.5;
      margin-bottom: 32px;
    }
    .modal-buttons {
      display: flex;
      gap: 16px;
      justify-content: center;
    }
    .alert-banner {
      background: #FFF7E6;
      border: 1px solid #FFE5B4;
      border-radius: 8px;
      padding: 16px;
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .alert-icon {
      font-size: 20px;
      color: #F59E0B;
    }
    .alert-text {
      font-size: 14px;
      color: #78350F;
      flex: 1;
    }
    .alert-close {
      background: none;
      border: none;
      font-size: 16px;
      cursor: pointer;
      color: #78350F;
    }


    @media (max-width: 768px) {
      .main-container {
        padding: 16px;
      }
      .hero-title {
        font-size: 36px;
      }
      .hero-subtitle {
        font-size: 18px;
      }
      .hero-buttons {
        flex-direction: column;
        align-items: center;
      }
      .process-steps {
        flex-direction: column;
      }
      .process-section {
        padding: 24px;
      }
      .testimonial-card {
        padding: 24px;
      }
      .stats-section {
        padding: 24px;
      }
      .faq-section {
        padding: 24px;
      }
      .feature-card {
        padding: 24px;
      }
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
      }
      .stat-number {
        font-size: 32px;
      }
    }

    /* 体质辨识历史样式 */
    .constitution-history {
      padding: 20px 0;
    }

    .history-placeholder {
      text-align: center;
      padding: 40px 20px;
    }

    .history-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 32px;
    }

    .history-item {
      background: #FFF7E6;
      border-radius: 16px;
      padding: 24px;
      border: 1px solid #FFE5B4;
      transition: all 0.3s ease;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    .history-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
      background: #FFF3E0;
    }

    .history-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
    }

    .history-type {
      font-size: 18px;
      font-weight: 600;
      color: #D97706;
      margin: 0;
    }

    .history-date {
      font-size: 14px;
      color: #6B7280;
    }

    .history-details {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .history-score,
    .history-confidence,
    .history-secondary {
      font-size: 14px;
      color: #374151;
    }

    .history-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      margin-top: 20px;
    }

    @media (max-width: 768px) {
      .history-actions {
        flex-direction: column;
        align-items: center;
      }
      
      .history-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
    }

    @media (max-width: 480px) {
      .hero-title {
        font-size: 28px;
      }
      .hero-subtitle {
        font-size: 16px;
      }
      .btn {
        padding: 14px 28px;
        font-size: 16px;
      }
      .stats-grid {
        grid-template-columns: 1fr;
      }
      .process-step {
        min-width: 100%;
        padding: 20px;
      }
      .step-number {
        width: 56px;
        height: 56px;
        font-size: 24px;
      }
      .testimonial-text {
        font-size: 16px;
      }
      .faq-question {
        font-size: 16px;
        padding: 16px;
      }
    }
  </style>
  <!-- 清新主题样式 -->
  <link rel="stylesheet" href="css/fresh-theme.css">
  <!-- GSAP 动画库 -->
  <script src="https://cdnjs.cloudflare.com/ajax/libs/gsap/3.12.2/gsap.min.js"></script>
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  <!-- Three.js 3D库 -->
  <script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js"></script>
</head>
<body>
  <!-- 加载屏幕 -->
  <div class="loading-screen" id="loadingScreen">
    <div class="loading-logo">YuanCare·养元</div>
  </div>
<!-- 导航栏 -->
<nav class="navbar">
  <div class="nav-container">
    <!-- Logo -->
    <div class="logo">
      <span class="logo-icon">🌿</span>
      <span class="logo-text">YuanCare® 养元</span>
    </div>

    <!-- 菜单项 -->
    <ul class="nav-menu">
      <li><a href="index.html" class="nav-link active">首页</a></li>
      <li><a href="constitution.html" class="nav-link">体质辨识</a></li>
      <li><a href="ai-health-food.html" class="nav-link">AI健康食养</a></li>
      <li><a href="therapy.html" class="nav-link">精准调理</a></li>
      <li><a href="health-management.html" class="nav-link">长期追踪</a></li>
      <li><a href="tcm-forum.html" class="nav-link">中医论坛</a></li>
      <li><a href="encyclopedia.html" class="nav-link">中医药百科</a></li>
    </ul>

    <!-- 右侧按钮 -->
    <div class="nav-right" id="navRight">
      <!-- 未登录状态 -->
      <div id="notLoggedIn" style="display: flex; gap: 12px;">
        <button class="btn-login" onclick="location.href='login.html'">登录</button>
        <button class="btn-register" onclick="location.href='register.html'">注册</button>
      </div>
      
      <!-- 已登录状态 -->
      <div id="loggedIn" style="display: none; position: relative;">
        <div class="user-menu-trigger" onclick="toggleUserMenu()">
          <span class="user-avatar">👤</span>
          <span class="user-name" id="userName"></span>
          <span class="dropdown-icon">▼</span>
        </div>
        <div class="user-dropdown" id="userDropdown">
          <a href="profile.html">👤 个人中心</a>
          <a href="constitution-history.html">📊 我的体质</a>
          <a href="favorites.html">🍲 我的收藏</a>
          <a href="checkin.html">📅 打卡记录</a>
          <a href="settings.html">⚙️ 设置</a>
          <hr>
          <a href="#" onclick="logout()">🚪 退出登录</a>
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      <button class="theme-toggle" id="themeToggle" onclick="toggleTheme()">🌞</button>
      <button class="menu-toggle" id="menuToggle" onclick="toggleMobileMenu()">☰</button>
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</nav>

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<div class="mobile-menu" id="mobileMenu">
    <ul>
        <li><a href="index.html" style="color: #ffb703;">首页</a></li>
        <li><a href="constitution.html">体质辨识</a></li>
        <li><a href="ai-health-food.html">AI健康食养</a></li>
        <li><a href="therapy.html">精准调理</a></li>
        <li><a href="health-management.html">长期追踪</a></li>
        <li><a href="tcm-forum.html">中医论坛</a></li>
        <li><a href="encyclopedia.html">中医药百科</a></li>
    </ul>
</div>

  <!-- 背景视频 -->
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    <video muted loop playsinline preload="metadata" id="bgVideo">
      <source src="videos/background.mp4" type="video/mp4">
      您的浏览器不支持视频播放
    </video>
    <div class="video-overlay"></div>
  </div>

  <div class="main-container">
    <!-- 未完成体质测试提醒 -->
    <div class="alert-banner" id="alertBanner">
      <span class="alert-icon">⚠️</span>
      <span class="alert-text">您还未完成体质测试，建议先进行体质辨识以获得个性化的健康建议。</span>
      <button class="alert-close" onclick="closeAlert()">×</button>
    </div>

    <!-- 功能介绍弹窗 -->
    <div class="modal" id="introModal">
      <div class="modal-content">
        <h2 class="modal-title">欢迎使用 YuanCare·养元</h2>
        <p class="modal-text">
          本系统基于中医理论，结合人工智能技术，为您提供个性化的体质辨识和长期追踪服务。
          通过面相分析、舌象分析和问卷调查，我们可以准确判断您的体质类型，并为您提供针对性的食疗建议和健康指导。
          
          <br><br>系统功能包括：
          <br>• 体质辨识：通过AI分析面相、舌象和问卷，判断体质类型
          <br>• AI健康食养：融合中医食养智慧与AI健康助手，提供个性化饮食方案和健康咨询
          <br>• 精准调理：生成体质趋势图和改善建议
          
          <br><br>开始您的健康之旅吧！
        </p>
        <div class="modal-buttons">
          <button class="btn btn-primary" onclick="closeModal()">开始体验</button>
          <button class="btn btn-secondary" onclick="skipIntro()">稍后再说</button>
        </div>
      </div>
    </div>

    <!-- 英雄区域 -->
    <section class="hero-section">
      <h1 class="hero-title">YuanCare·养元</h1>
      <p class="hero-subtitle">
        基于中医理论，结合人工智能技术，为您提供个性化的体质辨识和长期追踪服务
      </p>
      <div class="hero-buttons">
        <a href="constitution.html" class="btn btn-primary">开始体质测试</a>
        <a href="assistant.html" class="btn btn-secondary">AI健康咨询</a>
      </div>
    </section>

    <!-- 功能模块 -->
    <section class="features-grid">
      <div class="feature-card">
        <div class="feature-icon">🧑‍⚕️</div>
        <h3 class="feature-title">体质辨识</h3>
        <p class="feature-description">
          通过面相分析、舌象分析和问卷调查，AI智能判断您的体质类型，为您提供个性化的健康建议。
        </p>
        <a href="constitution.html" class="feature-link">
          开始测试 →
        </a>
      </div>
      <div class="feature-card">
        <div class="feature-icon">🍎</div>
        <h3 class="feature-title">AI健康食养</h3>
        <p class="feature-description">
          融合中医食养智慧与AI健康助手，为您提供个性化的健康饮食方案和智能健康咨询，帮助您通过饮食调理身体。
        </p>
        <a href="ai-health-food.html" class="feature-link">
          开始体验 →
        </a>
      </div>
      <div class="feature-card">
        <div class="feature-icon">📊</div>
        <h3 class="feature-title">精准调理</h3>
        <p class="feature-description">
          生成详细的精准调理报告，包括体质趋势图、雷达图和改善建议，帮助您了解自己的健康状况。
        </p>
        <a href="therapy.html" class="feature-link">
          查看报告 →
        </a>
      </div>
      <div class="feature-card">
        <div class="feature-icon">📚</div>
        <h3 class="feature-title">中医药百科</h3>
        <p class="feature-description">
          提供丰富的中医药知识，包括中药材、方剂、经络穴位等内容，帮助您了解中医药文化。
        </p>
        <a href="encyclopedia.html" class="feature-link">
          浏览百科 →
        </a>
      </div>
      <div class="feature-card">
        <div class="feature-icon">👤</div>
        <h3 class="feature-title">我的</h3>
        <p class="feature-description">
          个人中心，查看您的健康记录、体质测试历史、收藏的食谱和健康计划等个人信息。
        </p>
        <a href="profile.html" class="feature-link">
          个人中心 →
        </a>
      </div>
    </section>

    <!-- 流程介绍 -->
    <section class="process-section">
      <h2 class="process-title">体质辨识流程</h2>
      <div class="process-steps">
        <div class="process-step">
          <div class="step-number">1</div>
          <h3 class="step-title">采集客观数据</h3>
          <p class="step-description">
            通过面诊（望面色）和舌诊（望舌象），采集您的客观健康数据，AI自动分析面部和舌部特征。
          </p>
        </div>
        <div class="process-step">
          <div class="step-number">2</div>
          <h3 class="step-title">采集主观数据</h3>
          <p class="step-description">
            填写问卷调查，包括睡眠情况、大便情况、怕冷怕热、口干、出汗、情绪、疲劳等方面的信息。
          </p>
        </div>
        <div class="process-step">
          <div class="step-number">3</div>
          <h3 class="step-title">AI融合分析</h3>
          <p class="step-description">
            结合面诊结果、舌诊结果和问卷结果，AI进行综合辨证，判断您的体质类型并提供调理建议。
          </p>
        </div>
      </div>
    </section>

    <!-- 客户评价 -->
    <section class="testimonial-section">
      <h2 class="testimonial-title">用户评价</h2>
      <div class="testimonial-slider">
        <div class="testimonial-card active">
          <p class="testimonial-text">
            "这个系统真的很神奇！通过面相和舌象分析，准确判断出了我的体质类型，并且给出了非常详细的调理建议。按照建议调整饮食后，我感觉身体状况明显改善了。"
          </p>
          <p class="testimonial-author">— 李女士，35岁</p>
        </div>
        <div class="testimonial-card">
          <p class="testimonial-text">
            "作为一名中医爱好者，我对YuanCare的AI体质辨识功能非常认可。它不仅准确分析了我的体质，还提供了个性化的饮食方案，让我在日常生活中就能调理身体。"
          </p>
          <p class="testimonial-author">— 张先生，42岁</p>
        </div>
        <div class="testimonial-card">
          <p class="testimonial-text">
            "我一直想了解自己的体质，但不知道从何入手。YuanCare的体质测试非常简单易懂，只需要上传照片和回答一些问题，就能得到详细的体质分析报告，非常实用！"
          </p>
          <p class="testimonial-author">— 王女士，28岁</p>
        </div>
        <div class="testimonial-card">
          <p class="testimonial-text">
            "使用YuanCare后，我对中医体质理论有了更深入的了解。系统提供的AI健康助手回答了我很多健康问题，并且根据我的体质推荐了适合的食谱，让我的饮食更加健康。"
          </p>
          <p class="testimonial-author">— 刘先生，38岁</p>
        </div>
      </div>
      <div class="testimonial-navigation">
        <button class="testimonial-nav-btn active" data-index="0"></button>
        <button class="testimonial-nav-btn" data-index="1"></button>
        <button class="testimonial-nav-btn" data-index="2"></button>
        <button class="testimonial-nav-btn" data-index="3"></button>
      </div>
    </section>

    <!-- 统计数据 -->
    <section class="stats-section">
      <h2 class="stats-title">平台数据</h2>
      <div class="stats-grid">
        <div class="stat-item">
          <div class="stat-number" data-target="100000">0</div>
          <div class="stat-label">活跃用户</div>
        </div>
        <div class="stat-item">
          <div class="stat-number" data-target="98">0</div>
          <div class="stat-label">用户满意度</div>
        </div>
        <div class="stat-item">
          <div class="stat-number" data-target="50000">0</div>
          <div class="stat-label">成功案例</div>
        </div>
        <div class="stat-item">
          <div class="stat-number" data-target="24">0</div>
          <div class="stat-label">小时服务</div>
        </div>
      </div>
    </section>

    <!-- 个性化推荐 -->
    <section class="personalized-section">
      <h2 class="process-title">个性化推荐</h2>
      <div class="personalized-content" id="personalizedContent">
        <div class="personalized-placeholder">
          <div class="placeholder-icon">📋</div>
          <h3>完成体质测试，获取个性化推荐</h3>
          <p>进行体质辨识后，我们将根据您的体质类型为您提供个性化的健康建议和饮食方案。</p>
          <a href="constitution.html" class="btn btn-primary">开始体质测试</a>
        </div>
      </div>
    </section>

    <!-- 体质辨识历史 -->
    <section class="personalized-section">
      <h2 class="process-title">体质辨识历史</h2>
      <div class="constitution-history" id="constitutionHistory">
        <div class="history-placeholder">
          <div class="placeholder-icon">📊</div>
          <h3>暂无体质辨识记录</h3>
          <p>完成体质测试后，您的测试历史将显示在这里。</p>
          <a href="constitution.html" class="btn btn-primary">开始体质测试</a>
        </div>
      </div>
    </section>

    <!-- 常见问题 -->
    <section class="faq-section">
      <h2 class="process-title">常见问题</h2>
      <div class="faq-container">
        <div class="faq-item">
          <button class="faq-question">什么是中医体质辨识？</button>
          <div class="faq-answer">
            <p>中医体质辨识是根据中医理论，通过观察、问诊等方法，判断个体的体质类型，为健康调理提供依据。YuanCare结合AI技术，通过面相、舌象分析和问卷调查，更准确地判断体质类型。</p>
          </div>
        </div>
        <div class="faq-item">
          <button class="faq-question">如何使用AI健康食养功能？</button>
          <div class="faq-answer">
            <p>在AI健康食养页面，您可以输入健康问题咨询AI助手，也可以查看根据您的体质推荐的食谱。系统会根据您的体质类型，为您提供个性化的饮食建议和健康指导。</p>
          </div>
        </div>
        <div class="faq-item">
          <button class="faq-question">体质测试需要多长时间？</button>
          <div class="faq-answer">
            <p>体质测试通常需要10-15分钟，包括上传面部和舌部照片，以及回答一些关于身体状况的问题。测试完成后，系统会立即生成详细的体质分析报告。</p>
          </div>
        </div>
        <div class="faq-item">
          <button class="faq-question">如何查看我的体质测试历史？</button>
          <div class="faq-answer">
            <p>登录后，在个人中心的"我的体质"页面，您可以查看所有的体质测试历史记录，包括每次测试的详细报告和体质变化趋势。</p>
          </div>
        </div>
      </div>
    </section>
  </div>

  <!-- 页脚 -->
  <footer class="footer">
    <div class="footer-container">
      <div class="footer-section">
        <h3>关于我们</h3>
        <p>YuanCare·养元是一个基于中医理论和人工智能技术的长期追踪平台，致力于为用户提供个性化的健康服务。</p>
      </div>
      <div class="footer-section">
        <h3>快速链接</h3>
        <p><a href="index.html">首页</a></p>
        <p><a href="constitution.html">体质辨识</a></p>
        <p><a href="ai-health-food.html">AI健康食养</a></p>
        <p><a href="therapy.html">精准调理</a></p>
      </div>
      <div class="footer-section">
        <h3>联系我们</h3>
        <p>邮箱：contact@yuancare.com</p>
        <p>电话：400-123-4567</p>
        <p>地址：北京市海淀区中关村</p>
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      <p>&copy; 2026 YuanCare® 养元. 保留所有权利.</p>
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      document.getElementById('alertBanner').style.display = 'none';
    }

    // 切换移动端菜单
    function toggleMobileMenu() {
      const mobileMenu = document.getElementById('mobileMenu');
      mobileMenu.classList.toggle('active');
    }

    // 切换主题
    function toggleTheme() {
      const themeToggle = document.getElementById('themeToggle');
      if (themeToggle.textContent === '🌞') {
        themeToggle.textContent = '🌙';
        document.body.style.background = '#1a1a1a';
        document.body.style.color = '#f0f0f0';
      } else {
        themeToggle.textContent = '🌞';
        document.body.style.background = '#F5F0E6';
        document.body.style.color = '#2C3E2B';
      }
    }

    // 检查登录状态
    function checkLoginStatus() {
      const isLoggedIn = localStorage.getItem('isLoggedIn') === 'true';
      const username = localStorage.getItem('username');
      
      // 获取DOM元素并添加null检查
      const notLoggedIn = document.getElementById('notLoggedIn');
      const loggedIn = document.getElementById('loggedIn');
      const userName = document.getElementById('userName');
      const loginMenuItem = document.getElementById('loginMenuItem');
      const registerMenuItem = document.getElementById('registerMenuItem');
      
      if (isLoggedIn) {
        if (notLoggedIn) notLoggedIn.style.display = 'none';
        if (loggedIn) loggedIn.style.display = 'block';
        if (userName && username) userName.innerText = username;
        // 隐藏登录/注册菜单项
        if (loginMenuItem) loginMenuItem.style.display = 'none';
        if (registerMenuItem) registerMenuItem.style.display = 'none';
      } else {
        if (notLoggedIn) notLoggedIn.style.display = 'flex';
        if (loggedIn) loggedIn.style.display = 'none';
        // 显示登录/注册菜单项
        if (loginMenuItem) loginMenuItem.style.display = 'list-item';
        if (registerMenuItem) registerMenuItem.style.display = 'list-item';
      }
    }

    // 切换用户菜单
    function toggleUserMenu() {
      const dropdown = document.getElementById('userDropdown');
      if (dropdown) dropdown.classList.toggle('show');
    }

    // 点击其他地方关闭菜单
    document.addEventListener('click', function(e) {
      const trigger = document.querySelector('.user-menu-trigger');
      const dropdown = document.getElementById('userDropdown');
      if (trigger && !trigger.contains(e.target) && dropdown && !dropdown.contains(e.target)) {
        dropdown.classList.remove('show');
      }
    });

    // 导航链接点击处理
    document.addEventListener('DOMContentLoaded', function() {
      // 获取所有导航链接
      const navLinks = document.querySelectorAll('.nav-link');
      
      // 为每个链接添加点击事件处理
      navLinks.forEach(link => {
        link.addEventListener('click', function(e) {
          // 获取链接的href属性
          const href = this.getAttribute('href');
          
          // 检查是否是首页链接
          if (href === 'index.html' || href === '/' || href === './index.html') {
            // 检查当前页面是否已经是首页
            const currentPath = window.location.pathname;
            if (currentPath === '/' || currentPath === '/index.html') {
              // 如果当前已经在首页，阻止默认行为
              e.preventDefault();
            }
          }
        });
      });
    });

    // 退出登录
    function logout() {
      localStorage.setItem('isLoggedIn', 'false');
      localStorage.removeItem('username');
      localStorage.removeItem('userProfile');
      updateNavBar();
      location.reload();
    }

    // 轮播功能
    function initTestimonialSlider() {
      const cards = document.querySelectorAll('.testimonial-card');
      const navButtons = document.querySelectorAll('.testimonial-nav-btn');
      let currentIndex = 0;
      let interval;

      function showCard(index) {
        cards.forEach((card, i) => {
          card.classList.remove('active');
          navButtons[i].classList.remove('active');
        });
        cards[index].classList.add('active');
        navButtons[index].classList.add('active');
        currentIndex = index;
      }

      function startAutoSlide() {
        interval = setInterval(() => {
          const nextIndex = (currentIndex + 1) % cards.length;
          showCard(nextIndex);
        }, 5000);
      }

      navButtons.forEach((button, index) => {
        button.addEventListener('click', () => {
          clearInterval(interval);
          showCard(index);
          startAutoSlide();
        });
      });

      startAutoSlide();
    }

    // 统计数据动画
    function initStatsCounter() {
      const statNumbers = document.querySelectorAll('.stat-number');
      const observer = new IntersectionObserver((entries) => {
        entries.forEach(entry => {
          if (entry.isIntersecting) {
            const target = parseInt(entry.target.getAttribute('data-target'));
            let current = 0;
            const increment = target / 100;
            const timer = setInterval(() => {
              current += increment;
              if (current >= target) {
                entry.target.textContent = target.toLocaleString();
                clearInterval(timer);
              } else {
                entry.target.textContent = Math.floor(current).toLocaleString();
              }
            }, 20);
            observer.unobserve(entry.target);
          }
        });
      });

      statNumbers.forEach(stat => {
        observer.observe(stat);
      });
    }

    // FAQ折叠功能
    function initFAQ() {
      const questions = document.querySelectorAll('.faq-question');
      questions.forEach(question => {
        question.addEventListener('click', () => {
          question.classList.toggle('active');
          const answer = question.nextElementSibling;
          answer.classList.toggle('active');
        });
      });
    }

    // 进入视口动画
    function initScrollAnimations() {
      const observer = new IntersectionObserver((entries) => {
        entries.forEach((entry, index) => {
          if (entry.isIntersecting) {
            setTimeout(() => {
              entry.target.classList.add('animate');
            }, index * 100);
            observer.unobserve(entry.target);
          }
        });
      }, {
        threshold: 0.1
      });

      // 观察功能卡片
      document.querySelectorAll('.feature-card').forEach(card => {
        observer.observe(card);
      });

      // 观察流程步骤
      document.querySelectorAll('.process-step').forEach(step => {
        observer.observe(step);
      });
    }

    // 从数据库获取最新体质数据
    async function fetchLatestConstitution() {
      try {
        const token = localStorage.getItem('token');
        if (!token) {
          return null;
        }
        
        const response = await fetch('http://49.233.174.197:3021/api/constitution/latest', {
          headers: {
            'Authorization': `Bearer ${token}`
          }
        });
        
        const result = await response.json();
        
        if (result.success && result.data) {
          return result.data;
        } else {
          return null;
        }
      } catch (error) {
        console.error('获取最新体质数据失败:', error);
        return null;
      }
    }

    // 个性化内容推荐
    async function initPersonalizedContent() {
      const personalizedContent = document.getElementById('personalizedContent');
      
      const constitutionData = await fetchLatestConstitution();
      
      if (constitutionData) {
        try {
          const constitutionType = constitutionData.constitution_type || '平和质';
          
          // 根据体质类型生成推荐内容
          let recommendations = '';
          
          switch (constitutionType) {
            case '气虚质':
              recommendations = `
                <div class="personalized-recommendations">
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🍲</div>
                    <h3 class="recommendation-title">推荐食谱</h3>
                    <p class="recommendation-description">黄芪山药粥、党参炖鸡、四君子汤等补气健脾的食谱，帮助您改善气虚症状。</p>
                    <a href="ai-health-food.html" class="recommendation-link">查看食谱 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🏃</div>
                    <h3 class="recommendation-title">运动建议</h3>
                    <p class="recommendation-description">适合进行散步、太极拳、八段锦等温和的运动，避免过度劳累。</p>
                    <a href="health-management.html" class="recommendation-link">运动计划 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">💤</div>
                    <h3 class="recommendation-title">作息建议</h3>
                    <p class="recommendation-description">保持规律作息，晚上11点前入睡，保证7-8小时的睡眠时间。</p>
                    <a href="health-management.html" class="recommendation-link">作息管理 →</a>
                  </div>
                </div>
              `;
              break;
            case '阳虚质':
              recommendations = `
                <div class="personalized-recommendations">
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🍲</div>
                    <h3 class="recommendation-title">推荐食谱</h3>
                    <p class="recommendation-description">生姜羊肉汤、桂圆红枣茶、附子理中汤等温阳散寒的食谱，帮助您改善阳虚症状。</p>
                    <a href="ai-health-food.html" class="recommendation-link">查看食谱 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🔥</div>
                    <h3 class="recommendation-title">保暖建议</h3>
                    <p class="recommendation-description">注意保暖，尤其是腰腹部和下肢，避免受凉。</p>
                    <a href="health-management.html" class="recommendation-link">健康管理 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🏃</div>
                    <h3 class="recommendation-title">运动建议</h3>
                    <p class="recommendation-description">适合进行适量的有氧运动，如快走、慢跑、跳绳等，增强阳气。</p>
                    <a href="health-management.html" class="recommendation-link">运动计划 →</a>
                  </div>
                </div>
              `;
              break;
            case '阴虚质':
              recommendations = `
                <div class="personalized-recommendations">
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🍲</div>
                    <h3 class="recommendation-title">推荐食谱</h3>
                    <p class="recommendation-description">银耳百合汤、六味地黄丸、杞菊地黄丸等滋阴清热的食谱，帮助您改善阴虚症状。</p>
                    <a href="ai-health-food.html" class="recommendation-link">查看食谱 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">💧</div>
                    <h3 class="recommendation-title">生活建议</h3>
                    <p class="recommendation-description">多喝水，保持室内湿度，避免辛辣刺激性食物，保持心情舒畅。</p>
                    <a href="health-management.html" class="recommendation-link">健康管理 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🧘</div>
                    <h3 class="recommendation-title">养生建议</h3>
                    <p class="recommendation-description">适合进行瑜伽、冥想等修身养性的活动，避免过度劳累。</p>
                    <a href="health-management.html" class="recommendation-link">养生计划 →</a>
                  </div>
                </div>
              `;
              break;
            default:
              recommendations = `
                <div class="personalized-recommendations">
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🍲</div>
                    <h3 class="recommendation-title">推荐食谱</h3>
                    <p class="recommendation-description">均衡饮食，多吃新鲜蔬菜水果，保持营养均衡。</p>
                    <a href="ai-health-food.html" class="recommendation-link">查看食谱 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">🏃</div>
                    <h3 class="recommendation-title">运动建议</h3>
                    <p class="recommendation-description">保持适量运动，每周至少进行150分钟中等强度的有氧运动。</p>
                    <a href="health-management.html" class="recommendation-link">运动计划 →</a>
                  </div>
                  <div class="recommendation-card">
                    <div class="recommendation-icon">💤</div>
                    <h3 class="recommendation-title">作息建议</h3>
                    <p class="recommendation-description">保持规律作息，保证充足的睡眠时间，避免熬夜。</p>
                    <a href="health-management.html" class="recommendation-link">作息管理 →</a>
                  </div>
                </div>
              `;
          }
          
          personalizedContent.innerHTML = recommendations;
        } catch (error) {
          console.error('解析体质数据失败:', error);
        }
      }
    }

    // 从数据库获取体质历史数据
    async function fetchConstitutionHistory() {
      try {
        const token = localStorage.getItem('token');
        if (!token) {
          return null;
        }
        
        const response = await fetch('http://49.233.174.197:3021/api/constitution/history', {
          headers: {
            'Authorization': `Bearer ${token}`
          }
        });
        
        const result = await response.json();
        
        if (result.success && result.data) {
          return result.data;
        } else {
          return null;
        }
      } catch (error) {
        console.error('获取体质历史数据失败:', error);
        return null;
      }
    }

    // 加载体质辨识历史
    async function loadConstitutionHistory() {
      const constitutionHistory = document.getElementById('constitutionHistory');
      if (!constitutionHistory) return;
      
      try {
        const historyData = await fetchConstitutionHistory();
        
        if (!historyData || historyData.length === 0) {
          // 显示占位符
          constitutionHistory.innerHTML = `
            <div class="history-placeholder">
              <div class="placeholder-icon">📊</div>
              <h3>暂无体质辨识记录</h3>
              <p>完成体质测试后，您的测试历史将显示在这里。</p>
              <a href="constitution.html" class="btn btn-primary">开始体质测试</a>
            </div>
          `;
          return;
        }
        
        // 生成历史记录HTML
        const historyHTML = historyData.map((item, index) => {
          const date = new Date(item.created_at);
          const formattedDate = date.toLocaleString('zh-CN', {
            year: 'numeric',
            month: '2-digit',
            day: '2-digit',
            hour: '2-digit',
            minute: '2-digit'
          });
          
          return `
            <div class="history-item">
              <div class="history-header">
                <h4 class="history-type">${item.constitution_type ? item.constitution_type : '未知体质'}</h4>
                <span class="history-date">${formattedDate}</span>
              </div>
              <div class="history-details">
                <div class="history-score">综合分数: ${item.score || 0}分</div>
                <div class="history-confidence">置信度: ${80}%</div>
              </div>
            </div>
          `;
        }).join('');
        
        // 显示历史记录
        constitutionHistory.innerHTML = `
          <div class="history-list">
            ${historyHTML}
          </div>
          <div class="history-actions">
            <a href="constitution-history.html" class="btn btn-secondary">查看完整历史</a>
            <a href="constitution.html" class="btn btn-primary">再次测试</a>
          </div>
        `;
      } catch (error) {
        console.error('加载体质辨识历史失败:', error);
        constitutionHistory.innerHTML = `
          <div class="history-placeholder">
            <div class="placeholder-icon">⚠️</div>
            <h3>加载失败</h3>
            <p>加载体质辨识历史时出现错误，请刷新页面重试。</p>
            <a href="constitution.html" class="btn btn-primary">开始体质测试</a>
          </div>
        `;
      }
    }

    // 初始化
    async function init() {
      checkFirstVisit();
      checkLoginStatus();
      
      // 检查是否已完成体质测试
      const hasConstitutionTest = localStorage.getItem('constitutionResult');
      if (hasConstitutionTest) {
        document.getElementById('alertBanner').style.display = 'none';
      }

      // 初始化轮播
      initTestimonialSlider();
      
      // 初始化统计数据动画
      initStatsCounter();
      
      // 初始化FAQ
      initFAQ();
      
      // 初始化滚动动画
      initScrollAnimations();
      
      // 初始化个性化内容
      await initPersonalizedContent();
      
      // 加载体质辨识历史
      await loadConstitutionHistory();
    }

    // 页面加载完成后初始化
    window.addEventListener('DOMContentLoaded', function() {
      // 隐藏加载屏幕
      setTimeout(function() {
        const loadingScreen = document.getElementById('loadingScreen');
        if (loadingScreen) {
          loadingScreen.classList.add('hidden');
        }
        document.body.classList.add('loaded');
        
        // 启动背景视频播放
        const bgVideo = document.getElementById('bgVideo');
        if (bgVideo) {
          bgVideo.play().catch(function(error) {
            console.log('视频播放失败:', error);
          });
        }
      }, 1000);
      
      // 初始化其他功能
      init();
    });
  </script>
  <!-- 清新主题脚本 -->
  <script src="js/fresh-theme.js"></script>
<!-- 备案号 -->
<div style="text-align:center; padding:20px 0; color:#999; font-size:14px;">
    <a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener noreferrer" style="color:#999; text-decoration:none;">
        冀ICP备2026027011号
    </a>
</div>
<script src="js/fixUser.js"></script><script src="js/constitutionManager.js"></script></body>
</html><style>
.navbar {
    background: linear-gradient(135deg, #1a4d2a, #2d6a4f);
    padding: 0 30px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 22px;
    font-weight: bold;
    color: white;
}
.logo-icon { font-size: 28px; }
.logo-text { color: white; }
.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
}
.nav-menu a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.2s;
}
.nav-menu a:hover { color: #ffd700; }
.nav-right {
    display: flex;
    gap: 12px;
    align-items: center;
}
.btn-login {
    background: transparent;
    color: white;
    border: 1px solid white;
    padding: 8px 20px;
    border-radius: 25px;
    cursor: pointer;
}
.btn-register {
    background: #c4a35a;
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 25px;
    cursor: pointer;
}
</style>
<style>
.navbar, .nav-container, .nav-menu, .nav-right,
.logo, .logo-text, .nav-menu a, .btn-login, .btn-register,
.user-name, .user-menu-trigger {
    line-height: 1;
    font-size: 16px;
}
.logo-text {
    font-size: 20px;
    font-weight: bold;
}
.nav-menu a {
    font-size: 16px;
}
.btn-login, .btn-register {
    font-size: 14px;
    padding: 6px 16px;
}
.user-name {
    font-size: 14px;
}
</style>
<style>
.navbar {
    background: linear-gradient(135deg, #1a4d2a, #2d6a4f);
    padding: 0 30px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}
.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
    margin: 0;
    padding: 0;
    list-style: none;
    flex-wrap: nowrap;
    white-space: nowrap;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    white-space: nowrap;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
</style>

<!-- 底部信息 -->
<div style="text-align:center; padding:20px 0; color:#999; font-size:14px; background:#f8f9fa; border-top:1px solid #eee; margin-top:30px;">
    <div style="margin-bottom:8px;">
        <a href="/privacy-policy.html" target="_blank" style="color:#999; text-decoration:none;">隐私政策</a>
        &nbsp;|&nbsp;
        <a href="/terms-of-service.html" target="_blank" style="color:#999; text-decoration:none;">用户注册协议</a>
    </div>
    <div>
        <a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener noreferrer" style="color:#999; text-decoration:none;">
            冀ICP备2026027011号
        </a>
    </div>
</div>
</body>
</html>

<!-- 底部信息 -->
<div style="text-align:center; padding:20px 0; color:#999; font-size:14px; background:#f8f9fa; border-top:1px solid #eee; margin-top:30px;">
    <div style="margin-bottom:8px;">
        <a href="/privacy-policy.html" target="_blank" style="color:#999; text-decoration:none;">隐私政策</a>
        &nbsp;|&nbsp;
        <a href="/terms-of-service.html" target="_blank" style="color:#999; text-decoration:none;">用户注册协议</a>
    </div>
    <div>
        <a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener noreferrer" style="color:#999; text-decoration:none;">冀ICP备2026027011号</a>
    </div>
</div>
</body>
</html>
