:root {
      --primary: #ff5e14;
      --primary-hover: #e04b06;
      --primary-light: #fff3ee;
      --secondary: #ff8c42;
      --accent: #ff3838;
      --text-main: #1f2329;
      --text-muted: #5f6672;
      --text-light: #8f95a0;
      --bg-body: #fbfbfd;
      --bg-card: #ffffff;
      --bg-alt: #f4f5f8;
      --border-color: #e5e8ed;
      --border-focus: #ffb18a;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
      --shadow-md: 0 8px 24px rgba(255, 94, 20, 0.08);
      --shadow-lg: 0 16px 36px rgba(255, 94, 20, 0.12);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --transition: all 0.28s ease;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-body);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      background-image: radial-gradient(#ffefe8 1px, transparent 1px);
      background-size: 32px 32px;
    }

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

    ul, ol {
      list-style: none;
    }

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    .section-wrap {
      padding: 72px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .section-badge {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      background: var(--primary-light);
      padding: 4px 14px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
      border: 1px solid rgba(255, 94, 20, 0.2);
    }

    .section-title {
      font-size: 32px;
      line-height: 1.35;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 600;
      padding: 12px 28px;
      border-radius: var(--radius-md);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      line-height: 1;
      text-align: center;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #ff7b2b 100%);
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(255, 94, 20, 0.3);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary) 100%);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 94, 20, 0.4);
      color: #ffffff;
    }

    .btn-outline {
      background: #ffffff;
      color: var(--primary);
      border-color: var(--primary);
    }

    .btn-outline:hover {
      background: var(--primary-light);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background: #ffffff;
      color: var(--text-main);
      border: 1px solid var(--border-color);
    }

    .btn-secondary:hover {
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      transition: var(--transition);
    }

    .navbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }

    .nav-brand {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .brand-text {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .brand-text span {
      color: var(--primary);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .nav-links li a {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      display: block;
    }

    .nav-links li a:hover {
      color: var(--primary);
      background: var(--primary-light);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 22px;
      color: var(--text-main);
      cursor: pointer;
      padding: 4px;
    }

    .hero-section {
      padding: 80px 0 90px;
      background: linear-gradient(180deg, #fff7f2 0%, rgba(255, 255, 255, 0.6) 100%);
      position: relative;
      border-bottom: 1px solid rgba(255, 94, 20, 0.1);
    }

    .hero-content {
      text-align: center;
      max-width: 880px;
      margin: 0 auto;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      background: #ffffff;
      border: 1px solid rgba(255, 94, 20, 0.3);
      padding: 6px 18px;
      border-radius: var(--radius-full);
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
    }

    .hero-tag .dot {
      width: 8px;
      height: 8px;
      background: var(--primary);
      border-radius: 50%;
      margin-right: 8px;
      box-shadow: 0 0 8px rgba(255, 94, 20, 0.6);
    }

    .hero-title {
      font-size: 44px;
      font-weight: 800;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }

    .hero-title .highlight {
      color: var(--primary);
      position: relative;
      display: inline-block;
    }

    .hero-subtitle {
      font-size: 18px;
      line-height: 1.7;
      color: var(--text-muted);
      margin-bottom: 36px;
      max-width: 740px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-cta {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      margin-bottom: 48px;
    }

    .hero-features {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 10px;
    }

    .hf-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      text-align: left;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .hf-item:hover {
      border-color: var(--border-focus);
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .hf-icon {
      width: 36px;
      height: 36px;
      border-radius: var(--radius-sm);
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: var(--primary);
      margin-bottom: 4px;
    }

    .hf-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
    }

    .hf-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.45;
    }

    .stats-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      margin-top: -36px;
      position: relative;
      z-index: 10;
      box-shadow: var(--shadow-md);
    }

    .stat-box {
      text-align: center;
      border-right: 1px solid var(--border-color);
      padding: 0 16px;
    }

    .stat-box:last-child {
      border-right: none;
    }

    .stat-num {
      font-size: 34px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1;
      margin-bottom: 8px;
    }

    .stat-num sup {
      font-size: 18px;
      font-weight: 600;
      color: var(--secondary);
    }

    .stat-label {
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 500;
    }

    .models-slider {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .models-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .models-title::before {
      content: "";
      width: 4px;
      height: 14px;
      background: var(--primary);
      border-radius: 2px;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-item {
      display: inline-flex;
      align-items: center;
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 500;
      background: var(--bg-alt);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      color: var(--text-main);
      transition: var(--transition);
    }

    .tag-item:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-1px);
    }

    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .service-card:hover {
      border-color: var(--border-focus);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .sc-header {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 16px;
    }

    .sc-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, var(--primary-light) 0%, #ffe2d4 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: var(--primary);
      flex-shrink: 0;
    }

    .sc-name {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
    }

    .sc-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .sc-list {
      border-top: 1px dashed var(--border-color);
      padding-top: 16px;
      margin-bottom: 20px;
    }

    .sc-list li {
      font-size: 13px;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .sc-list li::before {
      content: "✓";
      color: var(--primary);
      font-weight: bold;
    }

    .sc-action {
      margin-top: auto;
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .matrix-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      transition: var(--transition);
    }

    .matrix-card:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .mc-tag {
      font-size: 11px;
      font-weight: 700;
      color: var(--primary);
      background: var(--primary-light);
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      display: inline-block;
      margin-bottom: 12px;
    }

    .mc-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .mc-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.55;
    }

    .workflow-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }

    .step-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .step-box:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .step-num {
      width: 40px;
      height: 40px;
      background: var(--primary-light);
      color: var(--primary);
      font-weight: 800;
      font-size: 16px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      border: 1px solid rgba(255, 94, 20, 0.3);
    }

    .step-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .step-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .compare-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .rating-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: linear-gradient(135deg, #fff7f2 0%, #ffece2 100%);
      border: 1px solid rgba(255, 94, 20, 0.2);
      border-radius: var(--radius-md);
      padding: 24px 32px;
      margin-bottom: 32px;
    }

    .rb-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .rb-score {
      font-size: 42px;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }

    .rb-score span {
      font-size: 18px;
      font-weight: 500;
      color: var(--text-muted);
    }

    .rb-meta h4 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .rb-stars {
      color: #ff9800;
      font-size: 16px;
      letter-spacing: 2px;
    }

    .rb-summary {
      font-size: 14px;
      color: var(--text-muted);
      max-width: 480px;
      text-align: right;
    }

    .table-container {
      overflow-x: auto;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }

    .compare-table th {
      background: var(--bg-alt);
      font-weight: 700;
      color: var(--text-main);
    }

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

    .compare-table .highlight-col {
      background: #fffcf9;
      font-weight: 600;
      color: var(--primary);
    }

    .badge-check {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #10b981;
      font-weight: 600;
    }

    .badge-cross {
      color: var(--text-light);
    }

    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .gallery-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .gallery-card:hover {
      border-color: var(--border-focus);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .gallery-img-box {
      width: 100%;
      aspect-ratio: 16/10;
      overflow: hidden;
      background: var(--bg-alt);
    }

    .gallery-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .gallery-card:hover .gallery-img-box img {
      transform: scale(1.04);
    }

    .gallery-info {
      padding: 22px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .gi-tag {
      font-size: 12px;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .gi-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .gi-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-card:hover {
      border-color: var(--border-focus);
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .rc-quote {
      font-size: 14px;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }

    .rc-stars {
      color: #ff9800;
      font-size: 13px;
      margin-bottom: 12px;
    }

    .rc-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }

    .rc-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      color: #ffffff;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      flex-shrink: 0;
    }

    .rc-meta h5 {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
    }

    .rc-meta p {
      font-size: 12px;
      color: var(--text-muted);
    }

    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

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

    .faq-item:hover {
      border-color: var(--border-focus);
    }

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

    .faq-header {
      padding: 18px 24px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
    }

    .faq-title {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
    }

    .faq-toggle {
      font-size: 18px;
      color: var(--primary);
      transition: transform 0.25s ease;
      font-weight: 600;
    }

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

    .faq-body {
      padding: 0 24px 20px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
      display: none;
    }

    .faq-item.active .faq-body {
      display: block;
    }

    .articles-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }

    .article-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 18px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .article-item:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
      transform: translateY(-3px);
    }

    .article-tag {
      font-size: 11px;
      font-weight: 600;
      color: var(--primary);
      background: var(--primary-light);
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      align-self: flex-start;
      margin-bottom: 10px;
    }

    .article-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.4;
      margin-bottom: 8px;
      flex-grow: 1;
    }

    .article-link {
      font-size: 12px;
      color: var(--primary);
      font-weight: 600;
      margin-top: 10px;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .match-section {
      background: linear-gradient(180deg, #fff7f2 0%, #ffffff 100%);
      border-top: 1px solid rgba(255, 94, 20, 0.1);
      border-bottom: 1px solid rgba(255, 94, 20, 0.1);
    }

    .contact-layout {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .form-input, .form-select, .form-textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      font-size: 14px;
      color: var(--text-main);
      background: var(--bg-body);
      transition: var(--transition);
      font-family: inherit;
    }

    .form-input:focus, .form-select:focus, .form-textarea:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(255, 94, 20, 0.1);
    }

    .form-textarea {
      resize: vertical;
      min-height: 110px;
    }

    .contact-info-panel {
      background: linear-gradient(135deg, #fff9f6 0%, #fff2eb 100%);
      border: 1px solid rgba(255, 94, 20, 0.2);
      border-radius: var(--radius-md);
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .cip-block {
      margin-bottom: 24px;
    }

    .cip-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .cip-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .qr-card {
      display: flex;
      align-items: center;
      gap: 16px;
      background: #ffffff;
      padding: 16px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 94, 20, 0.15);
      margin-top: 16px;
    }

    .qr-card img {
      width: 88px;
      height: 88px;
      object-fit: cover;
      border-radius: var(--radius-sm);
    }

    .qr-text h6 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .qr-text p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.4;
    }

    .links-section {
      padding: 36px 0;
      background: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .friend-links-box {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
    }

    .fl-label {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
      margin-right: 8px;
    }

    .friend-links-box a {
      font-size: 13px;
      color: var(--text-muted);
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 4px 12px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }

    .friend-links-box a:hover {
      color: var(--primary);
      border-color: var(--primary);
      background: var(--primary-light);
    }

    .site-footer {
      background: #111317;
      color: #9ba1ad;
      padding: 56px 0 32px;
      font-size: 14px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 14px;
    }

    .footer-brand p {
      line-height: 1.6;
      font-size: 13px;
      margin-bottom: 18px;
      color: #8c93a0;
    }

    .footer-col h5 {
      font-size: 15px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 16px;
      border-left: 3px solid var(--primary);
      padding-left: 8px;
    }

    .footer-col ul li {
      margin-bottom: 10px;
    }

    .footer-col ul li a {
      color: #8c93a0;
      font-size: 13px;
      transition: var(--transition);
    }

    .footer-col ul li a:hover {
      color: #ffffff;
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid #232730;
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 13px;
      color: #727986;
    }

    .float-tools {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .tool-btn {
      width: 46px;
      height: 46px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      box-shadow: var(--shadow-md);
      cursor: pointer;
      transition: var(--transition);
      font-size: 18px;
      position: relative;
    }

    .tool-btn:hover {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
      transform: scale(1.06);
    }

    .tool-btn .hover-qr {
      position: absolute;
      right: 54px;
      bottom: 0;
      background: #ffffff;
      padding: 10px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
      display: none;
      width: 140px;
      text-align: center;
    }

    .tool-btn .hover-qr img {
      width: 120px;
      height: 120px;
      margin: 0 auto 6px;
    }

    .tool-btn .hover-qr p {
      font-size: 11px;
      color: var(--text-main);
      font-weight: 600;
    }

    .tool-btn:hover .hover-qr {
      display: block;
    }

    @media (max-width: 992px) {
      .hero-title {
        font-size: 34px;
      }
      .hero-features, .stats-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .stat-box {
        border-right: none;
        margin-bottom: 16px;
      }
      .service-grid, .gallery-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-steps {
        grid-template-columns: repeat(3, 1fr);
      }
      .contact-layout {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .navbar {
        height: 60px;
      }
      .mobile-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        padding: 12px 16px;
      }
      .hero-title {
        font-size: 26px;
      }
      .hero-subtitle {
        font-size: 15px;
      }
      .hero-cta {
        flex-direction: column;
        gap: 12px;
      }
      .hero-cta .btn {
        width: 100%;
      }
      .hero-features, .stats-bar, .service-grid, .gallery-grid, .reviews-grid, .matrix-grid, .workflow-steps, .articles-grid {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
      }
      .rb-summary {
        text-align: center;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }