:root {
      --primary: #10b981;
      --primary-light: #ecfdf5;
      --primary-hover: #059669;
      --mint-bg: #f0fdf4;
      --text-main: #1f2937;
      --text-muted: #4b5563;
      --text-light: #6b7280;
      --border-color: #d1fae5;
      --card-bg: #ffffff;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(16, 185, 129, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
      --shadow-lg: 0 10px 15px -3px rgba(16, 185, 129, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      line-height: 1.6;
      color: var(--text-main);
      background-color: #f7fee7;
      background-image: radial-gradient(#d1fae5 1px, transparent 1px);
      background-size: 24px 24px;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      height: 44px;
    }
    .brand-logo img {
      max-height: 40px;
      width: auto;
      object-fit: contain;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary-hover);
      background-color: var(--primary-light);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-md);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      text-align: center;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #ffffff !important;
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
    }
    .btn-primary:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
    }
    .btn-outline {
      background-color: #ffffff;
      color: var(--primary);
      border-color: var(--primary);
    }
    .btn-outline:hover {
      background-color: var(--primary-light);
      color: var(--primary-hover);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-main);
      cursor: pointer;
      padding: 4px;
    }
    .section-py {
      padding-top: 64px;
      padding-bottom: 64px;
    }
    .section-head {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 48px auto;
    }
    .section-badge {
      display: inline-block;
      padding: 4px 14px;
      background-color: var(--primary-light);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      border-radius: 9999px;
      margin-bottom: 12px;
      border: 1px solid var(--border-color);
    }
    .section-title {
      font-size: 32px;
      font-weight: 700;
      color: #064e3b;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
    }
    .hero-section {
      padding: 60px 0 80px 0;
      background: linear-gradient(180deg, rgba(236, 253, 245, 0.8) 0%, rgba(240, 253, 244, 0.3) 100%);
      border-bottom: 1px solid var(--border-color);
      text-align: center;
    }
    .hero-content {
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 9999px;
      color: var(--primary);
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
    }
    .hero-title {
      font-size: 40px;
      line-height: 1.25;
      font-weight: 800;
      color: #064e3b;
      margin-bottom: 20px;
    }
    .hero-desc {
      font-size: 18px;
      color: var(--text-muted);
      margin-bottom: 36px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 48px;
      flex-wrap: wrap;
    }
    .hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }
    .stat-item {
      text-align: center;
    }
    .stat-num {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
    }
    .stat-label {
      font-size: 13px;
      color: var(--text-light);
    }
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #a7f3d0;
    }
    .card-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: 20px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .card-title {
      font-size: 18px;
      font-weight: 700;
      color: #064e3b;
      margin-bottom: 10px;
    }
    .card-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .pill-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }
    .pill-tag {
      font-size: 12px;
      background: var(--primary-light);
      color: var(--primary);
      padding: 3px 10px;
      border-radius: 9999px;
      font-weight: 500;
    }
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .gallery-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .gallery-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .gallery-img-wrap {
      width: 100%;
      aspect-ratio: 16/9;
      background-color: var(--primary-light);
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .gallery-img-wrap.square {
      aspect-ratio: 1/1;
    }
    .gallery-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .gallery-card:hover .gallery-img-wrap img {
      transform: scale(1.04);
    }
    .gallery-info {
      padding: 18px;
    }
    .gallery-title {
      font-size: 16px;
      font-weight: 700;
      color: #064e3b;
      margin-bottom: 6px;
    }
    .gallery-desc {
      font-size: 13px;
      color: var(--text-muted);
    }
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .step-num {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
      margin-bottom: 16px;
    }
    .table-container {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #e5e7eb;
      font-size: 14px;
    }
    .compare-table th {
      background-color: var(--primary-light);
      color: #064e3b;
      font-weight: 700;
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .highlight-col {
      background-color: #f0fdf4;
      font-weight: 600;
      color: var(--primary-hover);
    }
    .rating-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      background: #fef3c7;
      color: #92400e;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 13px;
    }
    .score-banner {
      background: linear-gradient(135deg, #065f46 0%, #047857 100%);
      color: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 24px;
      flex-wrap: wrap;
      gap: 16px;
    }
    .score-banner h3 {
      font-size: 20px;
      font-weight: 700;
    }
    .score-val {
      font-size: 32px;
      font-weight: 800;
      color: #a7f3d0;
    }
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item:hover {
      border-color: #a7f3d0;
    }
    .faq-question {
      padding: 18px 24px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 600;
      color: #064e3b;
      background: #ffffff;
      border: none;
      width: 100%;
      text-align: left;
      font-size: 16px;
    }
    .faq-toggle-icon {
      font-size: 18px;
      color: var(--primary);
      transition: transform 0.2s ease;
    }
    .faq-answer {
      padding: 0 24px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out, padding 0.3s ease;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.6;
      background-color: #fafdfb;
    }
    .faq-item.active .faq-answer {
      padding: 0 24px 18px 24px;
      max-height: 300px;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
    }
    .review-stars {
      color: #f59e0b;
      margin-bottom: 10px;
    }
    .review-comment {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.6;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f3f4f6;
      padding-top: 12px;
    }
    .author-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
    }
    .author-name {
      font-size: 14px;
      font-weight: 700;
      color: #064e3b;
    }
    .author-role {
      font-size: 12px;
      color: var(--text-light);
    }
    .form-container {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 36px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      max-width: 760px;
      margin: 0 auto;
    }
    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
      margin-bottom: 18px;
    }
    .form-group.full {
      grid-column: span 2;
    }
    .form-label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: #064e3b;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid #d1d5db;
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
      background-color: #ffffff;
    }
    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }
    .articles-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .articles-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 16px;
    }
    .article-item {
      padding: 8px 16px;
      background: var(--mint-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 13px;
      color: #064e3b;
      transition: var(--transition);
    }
    .article-item:hover {
      background: var(--primary);
      color: #ffffff;
    }
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding-top: 48px;
      padding-bottom: 24px;
      color: var(--text-main);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 32px;
      margin-bottom: 40px;
    }
    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: #064e3b;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links li a {
      color: var(--text-muted);
      font-size: 14px;
    }
    .footer-links li a:hover {
      color: var(--primary);
    }
    .footer-qr {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .footer-qr img {
      width: 90px;
      height: 90px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      padding: 4px;
      background: #ffffff;
    }
    .footer-qr-info {
      font-size: 13px;
      color: var(--text-muted);
    }
    .friend-links-box {
      border-top: 1px solid #f3f4f6;
      padding-top: 20px;
      margin-top: 20px;
    }
    .friend-links-title {
      font-size: 14px;
      font-weight: 600;
      color: #064e3b;
      margin-bottom: 10px;
    }
    .friend-links-items {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .friend-links-items a {
      font-size: 13px;
      color: var(--text-light);
    }
    .friend-links-items a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid #e5e7eb;
      padding-top: 20px;
      text-align: center;
      font-size: 13px;
      color: var(--text-light);
    }
    .float-panel {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--primary);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 18px;
      transition: var(--transition);
      position: relative;
    }
    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
    }
    .qr-popup {
      position: absolute;
      right: 58px;
      bottom: 0;
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-lg);
      display: none;
      width: 140px;
      text-align: center;
    }
    .qr-popup img {
      width: 100%;
      height: auto;
      border-radius: 4px;
      margin-bottom: 6px;
    }
    .qr-popup span {
      font-size: 12px;
      color: var(--text-main);
      font-weight: 500;
    }
    .float-btn.qr-btn:hover .qr-popup {
      display: block;
    }
    @media (max-width: 992px) {
      .grid-3, .gallery-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4, .process-steps, .hero-stats {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        display: none;
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
        width: 100%;
      }
      .header-actions {
        display: none;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-desc {
        font-size: 15px;
      }
      .grid-3, .grid-4, .grid-2, .gallery-grid, .reviews-grid, .process-steps, .hero-stats, .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group.full {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }