:root {
      --primary: #1d4ed8;
      --primary-light: #3b82f6;
      --primary-accent: #0284c7;
      --secondary: #0ea5e9;
      --vibrant-gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 50%, #3b82f6 100%);
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --bg-subtle: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-focus: #93c5fd;
      --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
      --shadow-md: 0 4px 12px -1px rgba(15, 23, 42, 0.08);
      --shadow-lg: 0 12px 28px -4px rgba(37, 99, 235, 0.12);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --max-width: 1240px;
    }

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

    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-main);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

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

    /* Header */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .ai-page-logo {
      height: 38px;
      width: auto;
    }

    .brand-text {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

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

    .nav-link-item {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      transition: all 0.2s ease;
      white-space: nowrap;
    }

    .nav-link-item:hover,
    .nav-link-item.active {
      color: var(--primary);
      background-color: #eff6ff;
    }

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

    .btn-header {
      padding: 9px 18px;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: all 0.25s ease;
    }

    .btn-portal {
      background: var(--vibrant-gradient);
      color: #ffffff;
      box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
    }

    .btn-portal:hover {
      opacity: 0.95;
      transform: translateY(-1px);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 6px 10px;
      border-radius: 6px;
      cursor: pointer;
      color: var(--text-main);
    }

    /* Hero Section (Strictly NO IMAGES in Hero) */
    .hero-section {
      padding: 70px 0 60px;
      background: radial-gradient(circle at 50% 10%, #eff6ff 0%, #ffffff 70%, #f8fafc 100%);
      border-bottom: 1px solid var(--border-color);
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: #e0f2fe;
      border: 1px solid #bae6fd;
      color: #0369a1;
      font-size: 13px;
      font-weight: 600;
      border-radius: 999px;
      margin-bottom: 24px;
    }

    .hero-title {
      font-size: 38px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -0.8px;
    }

    .hero-desc {
      font-size: 17px;
      line-height: 1.7;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px;
    }

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

    .btn-hero-primary {
      padding: 14px 34px;
      background: var(--vibrant-gradient);
      color: #ffffff;
      font-size: 16px;
      font-weight: 700;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      transition: all 0.25s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-hero-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 32px rgba(37, 99, 235, 0.28);
    }

    .btn-hero-secondary {
      padding: 14px 28px;
      background: #ffffff;
      color: var(--text-main);
      border: 1px solid var(--border-color);
      font-size: 16px;
      font-weight: 600;
      border-radius: var(--radius-md);
      transition: all 0.2s ease;
    }

    .btn-hero-secondary:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: #eff6ff;
    }

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

    .highlight-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      box-shadow: var(--shadow-sm);
      text-align: left;
      transition: all 0.25s ease;
    }

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

    .highlight-num {
      font-size: 26px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 6px;
    }

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

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

    /* Section Global */
    .section-padding {
      padding: 80px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .section-title-wrap {
      text-align: center;
      max-width: 740px;
      margin: 0 auto 52px;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-accent);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 10px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-subtitle {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Model Cloud Marquee */
    .model-pills-wrap {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-bottom: 40px;
    }

    .model-pill {
      padding: 8px 16px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
      transition: all 0.2s ease;
    }

    .model-pill:hover {
      color: var(--primary);
      border-color: var(--primary-light);
      background: #eff6ff;
    }

    /* About Us */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

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

    .about-card h3 {
      font-size: 22px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .about-card p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.7;
    }

    .about-feature-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 24px;
    }

    .about-feature-list li {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .check-icon {
      color: #10b981;
      font-weight: 800;
    }

    .about-visual-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 20px;
      box-shadow: var(--shadow-md);
    }

    /* Service Grid */
    .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-md);
      padding: 28px 24px;
      transition: all 0.25s ease;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .service-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: #eff6ff;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 18px;
    }

    .service-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .service-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .service-tag {
      font-size: 12px;
      font-weight: 600;
      color: var(--primary);
      background: #eff6ff;
      padding: 4px 10px;
      border-radius: 6px;
      display: inline-block;
      align-self: flex-start;
    }

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

    .scenario-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: all 0.25s ease;
    }

    .scenario-item:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
      background: #fcfdfe;
    }

    .scenario-badge {
      font-size: 11px;
      font-weight: 700;
      color: #0284c7;
      background: #e0f2fe;
      padding: 2px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 10px;
    }

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

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

    /* Process Steps */
    .process-flow {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }

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

    .step-badge {
      font-size: 14px;
      font-weight: 800;
      color: var(--primary);
      background: #eff6ff;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      border: 2px solid #bfdbfe;
    }

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

    .step-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Comparison Table Section */
    .eval-score-banner {
      background: linear-gradient(135deg, #eff6ff 0%, #e0f2fe 100%);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 36px;
      flex-wrap: wrap;
      gap: 20px;
    }

    .score-left h3 {
      font-size: 24px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .score-left p {
      font-size: 15px;
      color: var(--text-muted);
    }

    .score-stars {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 20px;
      color: #f59e0b;
      margin-top: 8px;
    }

    .score-stars span {
      font-size: 13px;
      font-weight: 700;
      color: #b45309;
      background: #fef3c7;
      padding: 2px 8px;
      border-radius: 4px;
      margin-left: 8px;
    }

    .score-right {
      text-align: right;
    }

    .score-big {
      font-size: 48px;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }

    .score-total {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-light);
    }

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

    .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 var(--border-color);
      font-size: 14px;
    }

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

    .highlight-col {
      background-color: #f0f7ff;
      font-weight: 600;
      color: var(--primary);
    }

    /* Token Price Grid */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .pricing-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .pricing-card.featured {
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-lg);
    }

    .pricing-badge {
      position: absolute;
      top: -12px;
      right: 24px;
      background: var(--vibrant-gradient);
      color: #ffffff;
      font-size: 12px;
      font-weight: 700;
      padding: 3px 12px;
      border-radius: 999px;
    }

    .price-tier {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .price-value {
      font-size: 36px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 16px;
    }

    .price-value small {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-light);
    }

    .pricing-list {
      list-style: none;
      margin-bottom: 28px;
      flex-grow: 1;
    }

    .pricing-list li {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* Media & 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;
    }

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

    .case-img-wrap {
      aspect-ratio: 16 / 9;
      background: #e2e8f0;
      overflow: hidden;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .case-body {
      padding: 20px;
    }

    .case-body h4 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .case-body p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Reviews */
    .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;
    }

    .review-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: normal;
    }

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

    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #e0f2fe;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 15px;
    }

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

    .author-info p {
      font-size: 12px;
      color: var(--text-light);
    }

    /* FAQ Accordion */
    .faq-wrapper {
      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: all 0.2s ease;
    }

    .faq-question {
      padding: 18px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      user-select: none;
    }

    .faq-question:hover {
      color: var(--primary);
    }

    .faq-toggle {
      font-size: 20px;
      line-height: 1;
      color: var(--text-light);
      transition: transform 0.25s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 24px 20px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

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

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

    /* Agency Section */
    .agency-card {
      background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
      border: 1px solid #bbf7d0;
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: 3fr 2fr;
      gap: 32px;
      align-items: center;
    }

    .agency-info h3 {
      font-size: 26px;
      font-weight: 800;
      color: #166534;
      margin-bottom: 12px;
    }

    .agency-info p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .agency-points {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .agency-points li {
      font-size: 14px;
      font-weight: 600;
      color: #15803d;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .agency-callout {
      background: #ffffff;
      border: 1px solid #86efac;
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }

    .agency-callout h4 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .agency-callout p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 18px;
    }

    /* Articles & Dynamic Links */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 24px;
    }

    .article-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      transition: all 0.2s ease;
    }

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

    .article-card h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .article-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .article-shortcode-box {
      background: #ffffff;
      border: 1px dashed var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px;
      margin-top: 16px;
      font-size: 14px;
      color: var(--text-muted);
    }

    /* Contact & Form Section */
    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    .contact-details {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .contact-details h3 {
      font-size: 22px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .contact-item-group {
      margin-top: 24px;
    }

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

    .contact-icon {
      width: 36px;
      height: 36px;
      border-radius: 8px;
      background: #eff6ff;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      flex-shrink: 0;
    }

    .contact-meta h5 {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 2px;
    }

    .contact-meta p {
      font-size: 14px;
      color: var(--text-muted);
    }

    .qr-container {
      margin-top: 24px;
      padding: 16px;
      background: #f8fafc;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .qr-img-wrap {
      width: 100px;
      height: 100px;
      background: #ffffff;
      padding: 6px;
      border-radius: 8px;
      border: 1px solid var(--border-color);
    }

    .form-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .form-wrapper h3 {
      font-size: 22px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .form-wrapper p {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

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

    .form-label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      background: #ffffff;
      color: var(--text-main);
      transition: border-color 0.2s;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

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

    .btn-submit {
      width: 100%;
      padding: 14px;
      background: var(--vibrant-gradient);
      color: #ffffff;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.2s ease;
      box-shadow: var(--shadow-md);
    }

    .btn-submit:hover {
      opacity: 0.95;
      transform: translateY(-1px);
    }

    /* Footer */
    .site-footer {
      background: #0f172a;
      color: #cbd5e1;
      padding: 60px 0 30px;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 18px;
      letter-spacing: 0.5px;
    }

    .footer-links {
      list-style: none;
    }

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

    .footer-links a {
      font-size: 13px;
      color: #94a3b8;
      transition: color 0.2s;
    }

    .footer-links a:hover {
      color: #ffffff;
    }

    .footer-desc {
      font-size: 13px;
      line-height: 1.7;
      color: #94a3b8;
      margin-top: 14px;
    }

    .friend-links-box {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      margin-bottom: 24px;
    }

    .friend-links-title {
      font-size: 13px;
      font-weight: 700;
      color: #f1f5f9;
      margin-bottom: 12px;
    }

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

    .friend-links-wrap a {
      font-size: 12px;
      color: #94a3b8;
      transition: color 0.2s;
    }

    .friend-links-wrap a:hover {
      color: #38bdf8;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 12px;
      color: #64748b;
    }

    /* Floating Widget */
    .float-dock {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .float-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 18px;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: translateY(-2px);
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-highlights {
        grid-template-columns: repeat(2, 1fr);
      }
      .service-grid,
      .case-grid,
      .review-grid,
      .pricing-grid,
      .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-flow {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .header-inner {
        height: 64px;
      }
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-link-item {
        width: 100%;
        padding: 10px 0;
      }
      .hero-title {
        font-size: 26px;
      }
      .hero-desc {
        font-size: 15px;
      }
      .hero-highlights {
        grid-template-columns: 1fr;
      }
      .about-grid,
      .contact-layout,
      .agency-card {
        grid-template-columns: 1fr;
      }
      .service-grid,
      .case-grid,
      .review-grid,
      .pricing-grid,
      .scenario-grid,
      .process-flow,
      .articles-grid {
        grid-template-columns: 1fr;
      }
      .eval-score-banner {
        flex-direction: column;
        align-items: flex-start;
      }
      .score-right {
        text-align: left;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }