/* CSS Reset & Variables */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      --primary: #4f46e5;
      --primary-light: #6366f1;
      --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
      --vibrant-gradient: linear-gradient(135deg, #4f46e5 0%, #8b5cf6 45%, #06b6d4 100%);
      --accent-coral: #f43f5e;
      --accent-amber: #f59e0b;
      --accent-cyan: #06b6d4;
      --accent-emerald: #10b981;
      --bg-page: #f8fafc;
      --bg-surface: #ffffff;
      --bg-subtle: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-focus: #c7d2fe;
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(99, 102, 241, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
      --shadow-lg: 0 20px 35px -10px rgba(79, 70, 229, 0.16);
      --shadow-glow: 0 0 30px rgba(6, 182, 212, 0.25);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-full: 9999px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 10%, rgba(99, 102, 241, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 90% 25%, rgba(6, 182, 212, 0.07) 0%, transparent 45%),
        radial-gradient(circle at 50% 75%, rgba(244, 63, 94, 0.04) 0%, transparent 50%);
      background-attachment: fixed;
    }

    /* Common Container */
    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* Typography */
    h1, h2, h3, h4 {
      color: var(--text-main);
      font-weight: 700;
      line-height: 1.3;
    }

    p {
      color: var(--text-muted);
    }

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

    /* Common Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 600;
      font-size: 0.95rem;
      padding: 12px 26px;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      text-align: center;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--vibrant-gradient);
      color: #ffffff;
      box-shadow: 0 4px 18px rgba(79, 70, 229, 0.35);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(79, 70, 229, 0.45);
      color: #ffffff;
    }

    .btn-outline {
      background: #ffffff;
      color: var(--primary);
      border-color: #cbd5e1;
      box-shadow: var(--shadow-sm);
    }

    .btn-outline:hover {
      border-color: var(--primary);
      background: #f8fafc;
      transform: translateY(-2px);
    }

    .btn-coral {
      background: linear-gradient(135deg, #f43f5e, #fb7185);
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(244, 63, 94, 0.32);
    }

    .btn-coral:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(244, 63, 94, 0.45);
    }

    /* Section Headers */
    .section-head {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 50px auto;
    }

    .section-badge {
      display: inline-block;
      padding: 6px 16px;
      font-size: 0.825rem;
      font-weight: 700;
      color: var(--primary);
      background: rgba(99, 102, 241, 0.1);
      border: 1px solid rgba(99, 102, 241, 0.2);
      border-radius: var(--radius-full);
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.15rem;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
    }

    /* Header & Navigation */
    .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 rgba(226, 232, 240, 0.8);
      box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
    }

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

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

    .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .brand-tag {
      font-size: 0.725rem;
      padding: 2px 8px;
      background: linear-gradient(135deg, #06b6d4, #3b82f6);
      color: #fff;
      border-radius: var(--radius-full);
      font-weight: 600;
    }

    /* Fixed rule constraint: .nav-links gap must be 0 */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.925rem;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background: rgba(99, 102, 241, 0.06);
    }

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

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 8px 10px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      color: var(--text-main);
    }

    /* Hero Section (No Image Strictly Enforced) */
    .hero-section {
      padding: 80px 0 60px 0;
      text-align: center;
      position: relative;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 20px;
      background: #ffffff;
      border: 1px solid #c7d2fe;
      border-radius: var(--radius-full);
      color: var(--primary);
      font-size: 0.875rem;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(99, 102, 241, 0.12);
      margin-bottom: 24px;
    }

    .hero-badge .dot {
      width: 8px;
      height: 8px;
      background: var(--accent-emerald);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-emerald);
      display: inline-block;
    }

    .hero-title {
      font-size: 3.1rem;
      font-weight: 900;
      letter-spacing: -1px;
      color: #0f172a;
      max-width: 900px;
      margin: 0 auto 20px auto;
      line-height: 1.25;
    }

    .hero-subtitle {
      font-size: 1.2rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 34px auto;
      line-height: 1.8;
    }

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

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 36px;
    }

    .stat-card {
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .stat-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--vibrant-gradient);
      opacity: 0.8;
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .stat-value {
      font-size: 2.15rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
      line-height: 1.2;
    }

    .stat-label {
      font-size: 0.885rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* Section Padding */
    .page-section {
      padding: 85px 0;
      position: relative;
    }

    .bg-light-tint {
      background: linear-gradient(180deg, rgba(241, 245, 249, 0.6) 0%, rgba(255, 255, 255, 0.8) 100%);
    }

    /* Ecosystem Badge Cloud */
    .model-cloud-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      margin-top: 36px;
    }

    .model-cloud-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .model-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .model-pill {
      font-size: 0.85rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      color: var(--text-main);
      transition: var(--transition);
    }

    .model-pill:hover {
      background: #eef2ff;
      border-color: #a5b4fc;
      color: var(--primary);
      transform: translateY(-2px);
    }

    /* Platform Overview Grid */
    .overview-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 30px;
    }

    .overview-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: flex-start;
    }

    .overview-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #c7d2fe;
    }

    .card-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, rgba(79, 70, 229, 0.12), rgba(6, 182, 212, 0.12));
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 1.5rem;
      margin-bottom: 20px;
      font-weight: bold;
    }

    .overview-card h3 {
      font-size: 1.25rem;
      margin-bottom: 12px;
    }

    .overview-card p {
      font-size: 0.935rem;
      line-height: 1.7;
    }

    /* Core Services Grid */
    .services-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-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #c7d2fe;
    }

    .service-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 10px;
      background: #eef2ff;
      color: var(--primary);
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .service-card h3 {
      font-size: 1.2rem;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .service-card p {
      font-size: 0.915rem;
      line-height: 1.65;
    }

    /* Workflow Timeline */
    .workflow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
      margin-top: 30px;
    }

    .step-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 20px;
      position: relative;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .step-num {
      width: 36px;
      height: 36px;
      background: var(--vibrant-gradient);
      color: #ffffff;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      font-size: 1rem;
    }

    .step-box h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
    }

    .step-box p {
      font-size: 0.885rem;
      line-height: 1.6;
    }

    /* Benchmark Section (Rating & Comparison) */
    .benchmark-hero-card {
      background: #ffffff;
      border: 1px solid #c7d2fe;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }

    .rating-summary {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .score-badge {
      background: var(--vibrant-gradient);
      color: #ffffff;
      font-size: 2.8rem;
      font-weight: 900;
      width: 96px;
      height: 96px;
      border-radius: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 20px rgba(79, 70, 229, 0.35);
    }

    .score-meta h3 {
      font-size: 1.4rem;
      margin-bottom: 4px;
    }

    .stars {
      color: #f59e0b;
      font-size: 1.3rem;
      letter-spacing: 2px;
      margin-bottom: 6px;
    }

    .score-meta p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    .benchmark-cta-note {
      text-align: right;
    }

    .benchmark-cta-note p {
      margin-bottom: 12px;
      font-size: 0.95rem;
    }

    /* Comparison Table */
    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.925rem;
      min-width: 780px;
    }

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

    .compare-table th {
      background: #f8fafc;
      font-weight: 700;
      color: var(--text-main);
    }

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

    .compare-table .highlight-col {
      background: rgba(99, 102, 241, 0.03);
      font-weight: 600;
      color: var(--primary);
    }

    .compare-table th.highlight-col {
      background: rgba(99, 102, 241, 0.08);
      color: var(--primary);
      font-size: 1.05rem;
    }

    .status-check {
      color: var(--accent-emerald);
      font-weight: 700;
    }

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

    /* Cases Showcase (Real Images) */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

    .case-media-box {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #f1f5f9;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

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

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

    .case-info {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .case-tag {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--accent-cyan);
      text-transform: uppercase;
      margin-bottom: 8px;
    }

    .case-info h4 {
      font-size: 1.125rem;
      margin-bottom: 8px;
    }

    .case-info p {
      font-size: 0.885rem;
      line-height: 1.6;
    }

    /* User Testimonials (6 Persons) */
    .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-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #c7d2fe;
    }

    .review-quote {
      font-size: 0.935rem;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.95rem;
    }

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

    .author-role {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* Smart Match & Form Section */
    .form-section-wrapper {
      background: #ffffff;
      border: 1px solid #c7d2fe;
      border-radius: var(--radius-lg);
      padding: 44px;
      box-shadow: var(--shadow-md);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .form-info h3 {
      font-size: 1.85rem;
      margin-bottom: 14px;
    }

    .form-info p {
      font-size: 0.95rem;
      line-height: 1.8;
      margin-bottom: 24px;
    }

    .form-feature-list {
      list-style: none;
    }

    .form-feature-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.925rem;
      color: var(--text-main);
      margin-bottom: 12px;
      font-weight: 500;
    }

    .form-feature-list li span {
      color: var(--accent-emerald);
      font-weight: bold;
    }

    .demand-form {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group label {
      font-size: 0.885rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      background: #f8fafc;
      color: var(--text-main);
      transition: var(--transition);
    }

    .form-control:focus {
      outline: none;
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 96px;
    }

    /* FAQ Accordion */
    .faq-container {
      max-width: 860px;
      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: #cbd5e1;
    }

    .faq-question {
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      user-select: none;
      background: #ffffff;
    }

    .faq-question h4 {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .faq-arrow {
      font-size: 1.25rem;
      color: var(--text-light);
      transition: transform 0.3s ease;
    }

    .faq-item.active .faq-arrow {
      transform: rotate(180deg);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #f8fafc;
      padding: 0 22px;
    }

    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 16px 22px 20px 22px;
      border-top: 1px solid #f1f5f9;
    }

    .faq-answer p {
      font-size: 0.925rem;
      line-height: 1.7;
      color: var(--text-muted);
    }

    /* Articles Section */
    .articles-card-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .article-links-cloud {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 14px;
      margin-top: 24px;
    }

    .article-link-item {
      padding: 12px 16px;
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-sm);
      font-size: 0.885rem;
      color: var(--primary);
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: space-between;
      transition: var(--transition);
      word-break: break-all;
    }

    .article-link-item:hover {
      background: #eef2ff;
      border-color: #a5b4fc;
      transform: translateY(-2px);
    }

    /* Agency & Contact Section */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      margin-top: 36px;
    }

    .contact-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-info-list {
      list-style: none;
      margin-top: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .contact-info-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .qr-box-container {
      display: flex;
      align-items: center;
      gap: 24px;
      margin-top: 24px;
      padding: 18px;
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
    }

    .qr-img-box {
      width: 110px;
      height: 110px;
      background: #ffffff;
      padding: 6px;
      border-radius: var(--radius-sm);
      border: 1px solid #cbd5e1;
      display: flex;
      align-items: center;
      justify-content: center;
    }

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

    .qr-text h4 {
      font-size: 1.05rem;
      margin-bottom: 6px;
    }

    .qr-text p {
      font-size: 0.85rem;
      line-height: 1.5;
    }

    /* Footer & Links */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 30px 0;
      margin-top: 60px;
    }

    .footer-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 30px;
      border-bottom: 1px solid var(--border-color);
    }

    .friend-links-box {
      padding: 24px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .friend-links-box h5 {
      font-size: 0.885rem;
      color: var(--text-light);
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .friend-links-list a {
      font-size: 0.875rem;
      color: var(--text-muted);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      background: #f8fafc;
      border: 1px solid #e2e8f0;
    }

    .friend-links-list a:hover {
      color: var(--primary);
      background: #eef2ff;
      border-color: #a5b4fc;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 14px;
      padding-top: 24px;
      font-size: 0.85rem;
      color: var(--text-light);
    }

    /* Floating Customer Service & Back to Top */
    .float-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      color: var(--text-main);
      box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
      font-weight: 700;
      font-size: 0.85rem;
    }

    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(79, 70, 229, 0.35);
    }

    .back-to-top {
      opacity: 0;
      visibility: hidden;
      transition: var(--transition);
    }

    .back-to-top.show {
      opacity: 1;
      visibility: visible;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .services-grid, 
      .overview-grid, 
      .cases-grid, 
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-steps,
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .form-grid,
      .contact-grid {
        grid-template-columns: 1fr;
      }
      .benchmark-hero-card {
        flex-direction: column;
        align-items: flex-start;
      }
      .benchmark-cta-note {
        text-align: left;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .mobile-nav-active .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        padding: 16px 24px;
        box-shadow: var(--shadow-md);
      }
      .hero-title {
        font-size: 2.15rem;
      }
      .hero-stats-grid,
      .services-grid, 
      .overview-grid, 
      .cases-grid, 
      .reviews-grid,
      .workflow-steps {
        grid-template-columns: 1fr;
      }
      .form-section-wrapper {
        padding: 24px;
      }
      .qr-box-container {
        flex-direction: column;
        text-align: center;
      }
    }