:root {
      --primary: #5850ec;
      --primary-hover: #4338ca;
      --accent-pink: #ec4899;
      --accent-cyan: #06b6d4;
      --accent-orange: #f97316;
      --accent-lime: #10b981;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-subtle: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-sub: #64748b;
      --border-color: #e2e8f0;
      --border-accent: rgba(88, 80, 236, 0.18);
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
      --shadow-lg: 0 20px 35px -10px rgba(88, 80, 236, 0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --container-max: 1200px;
    }

    * {
      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", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 15% 10%, rgba(236, 72, 153, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 85% 20%, rgba(88, 80, 236, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 50% 80%, rgba(6, 182, 212, 0.06) 0%, transparent 50%);
      background-attachment: fixed;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

    ul, ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand-group {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .ai-page-logo {
      height: 40px;
      width: auto;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

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

    .nav-links li a {
      display: inline-block;
      padding: 8px 12px;
      font-size: 0.92rem;
      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(88, 80, 236, 0.08);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .btn-header-site {
      background: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
      color: #ffffff !important;
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      font-weight: 700;
      box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .btn-header-site:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(236, 72, 153, 0.4);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
      color: var(--text-main);
    }

    /* Buttons & Components */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s ease;
      text-align: center;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
      color: #ffffff;
      box-shadow: 0 8px 20px rgba(88, 80, 236, 0.35);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 26px rgba(88, 80, 236, 0.45);
    }

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

    .btn-secondary:hover {
      background: #f8faff;
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    .btn-trend {
      background: linear-gradient(135deg, #f97316 0%, #ec4899 100%);
      color: #ffffff;
      box-shadow: 0 8px 20px rgba(249, 115, 22, 0.3);
    }

    .btn-trend:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 26px rgba(249, 115, 22, 0.4);
    }

    /* Section Structure */
    .section-wrap {
      padding: 70px 0;
      position: relative;
    }

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

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.8rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background: rgba(88, 80, 236, 0.1);
      border-radius: var(--radius-full);
      margin-bottom: 12px;
      border: 1px solid rgba(88, 80, 236, 0.2);
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Hero Section (No Images Allowed) */
    .hero-section {
      padding: 70px 0 60px 0;
      position: relative;
      overflow: hidden;
    }

    .hero-content {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-full);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .badge-dot {
      width: 10px;
      height: 10px;
      background: #10b981;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
      animation: pulse 2s infinite;
    }

    .badge-text {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .hero-title {
      font-size: 2.7rem;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-title-highlight {
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 50%, var(--accent-orange) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-lead {
      font-size: 1.15rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 34px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 45px;
    }

    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 20px;
    }

    .metric-card {
      background: rgba(255, 255, 255, 0.85);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      backdrop-filter: blur(8px);
      transition: all 0.25s ease;
    }

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

    .metric-value {
      font-size: 1.85rem;
      font-weight: 900;
      color: var(--primary);
      margin-bottom: 4px;
      font-family: inherit;
    }

    .metric-label {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-sub);
    }

    /* Cards & Grids */
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

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

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

    .feature-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
      box-shadow: var(--shadow-lg);
    }

    .card-icon-pill {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, rgba(88, 80, 236, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
      font-weight: 800;
    }

    .card-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .card-text {
      font-size: 0.93rem;
      color: var(--text-muted);
      line-height: 1.65;
      flex-grow: 1;
    }

    /* Scenario Tags & Chips */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
      gap: 18px;
    }

    .scenario-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .scenario-item:hover {
      border-color: var(--accent-pink);
      transform: translateY(-3px);
      box-shadow: 0 10px 20px rgba(236, 72, 153, 0.12);
    }

    .scenario-badge {
      display: inline-block;
      align-self: flex-start;
      padding: 3px 10px;
      font-size: 0.75rem;
      font-weight: 700;
      border-radius: var(--radius-full);
      background: #eff6ff;
      color: #2563eb;
      margin-bottom: 10px;
    }

    .scenario-title {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .scenario-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Workflow Steps */
    .flow-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }

    .flow-step-card {
      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: all 0.25s ease;
    }

    .flow-step-card:hover {
      transform: translateY(-4px);
      border-color: var(--accent-cyan);
      box-shadow: var(--shadow-md);
    }

    .step-number {
      width: 36px;
      height: 36px;
      margin: 0 auto 14px auto;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
      color: #ffffff;
      font-size: 1rem;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .step-title {
      font-size: 1rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .step-desc {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

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

    .comp-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    .comp-table th,
    .comp-table td {
      padding: 18px 22px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.94rem;
    }

    .comp-table th {
      background: #f8fafc;
      font-weight: 800;
      color: var(--text-main);
    }

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

    .highlight-col {
      background: rgba(88, 80, 236, 0.03);
      font-weight: 700;
      color: var(--primary);
    }

    .comp-score-box {
      background: linear-gradient(135deg, rgba(88, 80, 236, 0.08) 0%, rgba(236, 72, 153, 0.08) 100%);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 28px;
      flex-wrap: wrap;
      gap: 16px;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      letter-spacing: 2px;
    }

    .score-badge {
      font-size: 1.7rem;
      font-weight: 900;
      color: var(--primary);
    }

    /* Media Gallery & Cases */
    .case-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: all 0.25s ease;
      display: flex;
      flex-direction: column;
    }

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

    .case-media-box {
      width: 100%;
      background: #f1f5f9;
      position: relative;
      overflow: hidden;
      aspect-ratio: 16 / 10;
    }

    .case-media-box.square-box {
      aspect-ratio: 1 / 1;
    }

    .case-media-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.35s ease;
    }

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

    .case-content {
      padding: 20px;
      flex-grow: 1;
    }

    .case-tag {
      font-size: 0.78rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 6px;
    }

    .case-title {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* Reviews Section */
    .review-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: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.25s ease;
    }

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

    .review-text {
      font-size: 0.92rem;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: normal;
    }

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

    .reviewer-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 100%);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.95rem;
      flex-shrink: 0;
    }

    .reviewer-info h4 {
      font-size: 0.94rem;
      font-weight: 800;
      color: var(--text-main);
    }

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

    /* FAQ Accordion */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.2s ease;
    }

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

    .faq-question {
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      user-select: none;
    }

    .faq-toggle-icon {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--primary);
      transition: transform 0.25s ease;
    }

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

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

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 22px 20px 22px;
      border-top: 1px solid var(--border-color);
    }

    .faq-answer p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Wiki & Ecosystem Tags */
    .wiki-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }

    .model-chip {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
      box-shadow: var(--shadow-sm);
      transition: all 0.2s ease;
    }

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

    /* Contact & Form */
    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: start;
    }

    .contact-card-info {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

    .contact-meta-item {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      margin-bottom: 20px;
    }

    .meta-icon {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: rgba(88, 80, 236, 0.1);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      flex-shrink: 0;
    }

    .meta-content h4 {
      font-size: 0.95rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 2px;
    }

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

    .qr-box {
      margin-top: 24px;
      padding-top: 20px;
      border-top: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .qr-img-wrap {
      width: 110px;
      height: 110px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      overflow: hidden;
      background: #ffffff;
      padding: 4px;
      flex-shrink: 0;
    }

    .qr-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
    }

    .form-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
    }

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

    .form-label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.94rem;
      color: var(--text-main);
      background: #fafbff;
      transition: border-color 0.2s ease;
      font-family: inherit;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(88, 80, 236, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* News & Articles */
    .news-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .news-links-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 12px;
      margin-top: 16px;
    }

    .news-link-btn {
      display: inline-block;
      padding: 10px 14px;
      background: #f8fafc;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      color: var(--primary);
      font-weight: 600;
      text-align: center;
      transition: all 0.2s ease;
    }

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

    /* Partner & Franchise */
    .partner-banner {
      background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #db2777 100%);
      border-radius: var(--radius-lg);
      padding: 40px 32px;
      color: #ffffff;
      box-shadow: var(--shadow-lg);
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
    }

    .partner-content h3 {
      font-size: 1.8rem;
      font-weight: 900;
      margin-bottom: 10px;
      color: #ffffff;
    }

    .partner-content p {
      font-size: 1rem;
      color: rgba(255, 255, 255, 0.9);
      max-width: 620px;
      line-height: 1.6;
    }

    /* Footer */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 40px 0 24px 0;
      margin-top: 40px;
    }

    .footer-top {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 30px;
      margin-bottom: 30px;
    }

    .footer-col-brand {
      max-width: 380px;
    }

    .footer-col-brand p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-top: 12px;
      line-height: 1.65;
    }

    .footer-links-group h4 {
      font-size: 0.95rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .footer-links-group ul li {
      margin-bottom: 8px;
    }

    .footer-links-group ul li a {
      font-size: 0.88rem;
      color: var(--text-sub);
    }

    .footer-links-group ul li a:hover {
      color: var(--primary);
    }

    .friendly-links-wrap {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      margin-bottom: 20px;
    }

    .friendly-links-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .friendly-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .friendly-links-list a {
      font-size: 0.82rem;
      color: var(--text-sub);
    }

    .friendly-links-list a:hover {
      color: var(--primary);
      text-decoration: underline;
    }

    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      text-align: center;
      font-size: 0.82rem;
      color: var(--text-sub);
    }

    /* Floating Widget */
    .float-service-widget {
      position: fixed;
      right: 20px;
      bottom: 28px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-accent);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--primary);
      font-size: 1.1rem;
      transition: all 0.25s ease;
      position: relative;
    }

    .float-btn:hover {
      transform: scale(1.08);
      background: var(--primary);
      color: #ffffff;
    }

    .float-qr-pop {
      position: absolute;
      right: 60px;
      bottom: 0;
      width: 140px;
      background: #ffffff;
      padding: 10px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
      display: none;
      text-align: center;
    }

    .float-qr-pop img {
      width: 100%;
      height: auto;
      display: block;
      margin-bottom: 6px;
    }

    .float-qr-pop span {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .float-btn:hover .float-qr-pop {
      display: block;
    }

    /* Keyframes */
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
      70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
      100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-grid,
      .review-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .site-header {
        position: static;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
        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 {
        display: block;
        padding: 10px 0;
        width: 100%;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-title {
        font-size: 2rem;
      }
      .section-title {
        font-size: 1.65rem;
      }
      .grid-2,
      .grid-3,
      .grid-4,
      .case-grid,
      .review-grid,
      .contact-layout {
        grid-template-columns: 1fr;
      }
      .flow-steps {
        grid-template-columns: 1fr;
      }
      .hero-metrics-grid {
        grid-template-columns: 1fr;
      }
      .partner-banner {
        flex-direction: column;
        text-align: center;
      }
    }