:root {
      --primary-teal: #0aa5b8;
      --primary-violet: #8e54e9;
      --primary-pink: #ff6a88;
      --iridescent-bg: linear-gradient(135deg, rgba(240,248,255,0.7) 0%, rgba(245,238,255,0.7) 50%, rgba(255,240,245,0.7) 100%);
      --iridescent-border: linear-gradient(135deg, rgba(142,84,233,0.35), rgba(10,165,184,0.35), rgba(255,106,136,0.35));
      --text-main: #1f2937;
      --text-muted: #4b5563;
      --text-light: #6b7280;
      --bg-white: #ffffff;
      --bg-surface: rgba(255, 255, 255, 0.82);
      --bg-soft: #f8fafc;
      --accent-glow: 0 10px 30px -10px rgba(142, 84, 233, 0.2);
      --shadow-sm: 0 4px 12px rgba(0,0,0,0.03);
      --shadow-md: 0 12px 28px -6px rgba(15, 23, 42, 0.08);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    * {
      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;
      color: var(--text-main);
      background-color: #fdfdfd;
      background-image: 
        radial-gradient(at 0% 0%, rgba(142, 84, 233, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(10, 165, 184, 0.08) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(255, 106, 136, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(142, 84, 233, 0.08) 0px, transparent 50%);
      background-attachment: fixed;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .site-container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.88);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: 0 4px 20px rgba(0,0,0,0.02);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-wrap .ai-page-logo {
      height: 42px;
      width: auto;
    }
    .brand-name {
      font-size: 1.35rem;
      font-weight: 800;
      color: #111827;
      letter-spacing: -0.5px;
    }
    .brand-tagline {
      font-size: 0.75rem;
      color: var(--primary-teal);
      border-left: 1px solid #d1d5db;
      padding-left: 8px;
      font-weight: 600;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 8px 14px;
      border-radius: 6px;
    }
    .nav-links li a:hover {
      color: var(--primary-violet);
      background: rgba(142, 84, 233, 0.06);
    }
    .nav-cta {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-hologram {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      font-size: 0.95rem;
      padding: 10px 22px;
      border-radius: 9999px;
      color: #ffffff !important;
      background: linear-gradient(115deg, #0aa5b8 0%, #8e54e9 50%, #ff6a88 100%);
      background-size: 200% auto;
      box-shadow: 0 4px 15px rgba(142, 84, 233, 0.3);
      border: none;
      cursor: pointer;
      transition: all 0.4s ease;
    }
    .btn-hologram:hover {
      background-position: right center;
      box-shadow: 0 6px 22px rgba(142, 84, 233, 0.45);
      transform: translateY(-1px);
    }
    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      font-size: 0.95rem;
      padding: 9px 20px;
      border-radius: 9999px;
      color: var(--text-main);
      background: #ffffff;
      border: 1px solid #d1d5db;
      transition: var(--transition);
    }
    .btn-outline:hover {
      border-color: var(--primary-violet);
      color: var(--primary-violet);
      background: rgba(142, 84, 233, 0.04);
    }
    .menu-toggle {
      display: none;
      background: transparent;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 4px;
    }
    .section-wrap {
      padding: 90px 0;
      position: relative;
    }
    .section-head {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 56px auto;
    }
    .badge-pill {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      padding: 5px 16px;
      border-radius: 9999px;
      background: rgba(142, 84, 233, 0.1);
      color: var(--primary-violet);
      border: 1px solid rgba(142, 84, 233, 0.2);
      margin-bottom: 16px;
    }
    .section-title {
      font-size: 2.25rem;
      font-weight: 800;
      color: #111827;
      line-height: 1.3;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .hero-section {
      padding: 90px 0 70px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .hero-hologram-card {
      background: rgba(255, 255, 255, 0.75);
      border: 1px solid rgba(255, 255, 255, 0.9);
      box-shadow: 0 20px 40px -15px rgba(142, 84, 233, 0.15), 0 0 0 1px rgba(142,84,233,0.1);
      border-radius: var(--radius-lg);
      padding: 60px 40px;
      position: relative;
    }
    .hero-hologram-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, #0aa5b8, #8e54e9, #ff6a88);
      border-top-left-radius: var(--radius-lg);
      border-top-right-radius: var(--radius-lg);
    }
    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      color: #0f172a;
      margin-bottom: 24px;
      letter-spacing: -1px;
    }
    .hero-title span {
      background: linear-gradient(120deg, #0aa5b8, #8e54e9, #ff6a88);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-subtitle {
      font-size: 1.2rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px auto;
      line-height: 1.8;
    }
    .hero-action-box {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 18px;
      margin-bottom: 48px;
    }
    .btn-hero-large {
      padding: 14px 34px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 9999px;
      color: #ffffff !important;
      background: linear-gradient(115deg, #0aa5b8, #8e54e9, #ff6a88);
      box-shadow: 0 10px 25px rgba(142, 84, 233, 0.35);
    }
    .btn-hero-large:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(142, 84, 233, 0.45);
    }
    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      max-width: 960px;
      margin: 0 auto;
      border-top: 1px solid rgba(226, 232, 240, 0.8);
      padding-top: 36px;
    }
    .metric-item h4 {
      font-size: 2rem;
      font-weight: 800;
      color: #111827;
      margin-bottom: 4px;
      background: linear-gradient(135deg, #111827, #4b5563);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .metric-item p {
      font-size: 0.9rem;
      color: var(--text-light);
      font-weight: 500;
    }
    .platform-features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .holo-card {
      background: var(--bg-surface);
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    .holo-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(142, 84, 233, 0.35);
    }
    .holo-card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: linear-gradient(135deg, rgba(10,165,184,0.12), rgba(142,84,233,0.12));
      color: var(--primary-violet);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      font-weight: 700;
      margin-bottom: 20px;
      border: 1px solid rgba(142, 84, 233, 0.2);
    }
    .holo-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 12px;
    }
    .holo-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }
    .banner-visual-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-top: 40px;
    }
    .banner-frame {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(226, 232, 240, 0.9);
      background: #ffffff;
      padding: 8px;
    }
    .banner-frame img {
      border-radius: calc(var(--radius-md) - 6px);
      width: 100%;
      height: 260px;
      object-fit: cover;
    }
    .scenarios-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .scenario-card {
      background: #ffffff;
      border: 1px solid #e5e7eb;
      border-radius: var(--radius-sm);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .scenario-card:hover {
      border-color: var(--primary-teal);
      transform: translateY(-3px);
      box-shadow: 0 10px 20px rgba(10, 165, 184, 0.1);
    }
    .scenario-badge {
      font-size: 0.72rem;
      font-weight: 700;
      color: var(--primary-teal);
      background: rgba(10, 165, 184, 0.08);
      padding: 3px 8px;
      border-radius: 4px;
      width: fit-content;
      margin-bottom: 12px;
    }
    .scenario-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 8px;
    }
    .scenario-card p {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }
    .models-stream {
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 32px;
      margin-top: 40px;
    }
    .models-tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 16px;
    }
    .model-chip {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      padding: 6px 14px;
      border-radius: 9999px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #374151;
      box-shadow: 0 2px 4px rgba(0,0,0,0.02);
      transition: var(--transition);
    }
    .model-chip:hover {
      border-color: var(--primary-violet);
      color: var(--primary-violet);
      transform: scale(1.04);
    }
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-box {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 30px 22px;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-sm);
    }
    .step-number {
      width: 44px;
      height: 44px;
      line-height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #0aa5b8, #8e54e9);
      color: #ffffff;
      font-weight: 800;
      font-size: 1.1rem;
      margin: 0 auto 20px auto;
      box-shadow: 0 4px 10px rgba(142, 84, 233, 0.25);
    }
    .step-box h4 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: #111827;
    }
    .step-box p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .cases-gallery {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 28px;
      align-items: center;
    }
    .cases-media-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .case-pic-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid #e5e7eb;
      box-shadow: var(--shadow-sm);
    }
    .case-pic-card img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }
    .case-pic-card .caption {
      padding: 12px 14px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #1f2937;
    }
    .case-content-box h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: #111827;
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .case-content-box p {
      color: var(--text-muted);
      font-size: 0.98rem;
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .eval-highlight-card {
      background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(248,250,252,0.95));
      border: 2px solid rgba(142, 84, 233, 0.2);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: 0 15px 35px rgba(0,0,0,0.04);
      margin-bottom: 40px;
    }
    .eval-badge-bar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      border-bottom: 1px solid #e5e7eb;
      padding-bottom: 24px;
      margin-bottom: 28px;
    }
    .rating-score-block {
      display: flex;
      align-items: baseline;
      gap: 10px;
    }
    .rating-score-block .score-num {
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--primary-violet);
      line-height: 1;
    }
    .rating-score-block .score-total {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--text-light);
    }
    .rating-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      font-weight: 700;
    }
    .table-responsive {
      width: 100%;
      overflow-x: auto;
      border-radius: var(--radius-sm);
      border: 1px solid #e5e7eb;
      background: #ffffff;
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
    }
    .comparison-table th, .comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
    }
    .comparison-table th {
      background: #f8fafc;
      color: #374151;
      font-weight: 700;
    }
    .comparison-table tr:hover td {
      background: rgba(248, 250, 252, 0.8);
    }
    .comparison-table .highlight-col {
      background: rgba(142, 84, 233, 0.04);
      font-weight: 600;
      color: var(--primary-violet);
    }
    .agency-box {
      background: linear-gradient(135deg, #ffffff 0%, #f0fdfa 100%);
      border: 1px dashed var(--primary-teal);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .agency-box h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f766e;
      margin-bottom: 6px;
    }
    .agency-box p {
      font-size: 0.9rem;
      color: #134e4a;
    }
    .form-panel-wrap {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid #e5e7eb;
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }
    .form-info-side {
      background: linear-gradient(135deg, #0aa5b8 0%, #8e54e9 100%);
      color: #ffffff;
      padding: 44px 36px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .form-info-side h3 {
      font-size: 1.85rem;
      font-weight: 800;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .form-info-side p {
      font-size: 0.95rem;
      opacity: 0.92;
      line-height: 1.7;
      margin-bottom: 30px;
    }
    .contact-item-group {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .contact-line {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
    }
    .qr-card-mini {
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-sm);
      display: inline-block;
      width: fit-content;
      margin-top: 20px;
    }
    .qr-card-mini img {
      width: 100px;
      height: 100px;
      object-fit: contain;
    }
    .qr-card-mini span {
      display: block;
      color: #1f2937;
      font-size: 0.75rem;
      text-align: center;
      margin-top: 6px;
      font-weight: 600;
    }
    .form-actual-side {
      padding: 44px 36px;
    }
    .custom-form-group {
      margin-bottom: 20px;
    }
    .custom-form-group label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: #374151;
      margin-bottom: 8px;
    }
    .custom-form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #d1d5db;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      background: #fdfdfd;
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }
    .custom-form-control:focus {
      border-color: var(--primary-violet);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(142, 84, 233, 0.15);
    }
    textarea.custom-form-control {
      resize: vertical;
      min-height: 100px;
    }
    .btn-submit-block {
      width: 100%;
      padding: 14px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: var(--radius-sm);
      border: none;
      background: linear-gradient(115deg, #0aa5b8, #8e54e9);
      color: #ffffff;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-submit-block:hover {
      opacity: 0.95;
      transform: translateY(-1px);
    }
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #ffffff;
      border: 1px solid #e5e7eb;
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f3f4f6;
      padding-top: 14px;
    }
    .reviewer-avatar-placeholder {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #e0e7ff, #f3e8ff);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-violet);
    }
    .reviewer-info h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #111827;
    }
    .reviewer-info span {
      font-size: 0.78rem;
      color: var(--text-light);
    }
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid #e5e7eb;
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item:hover {
      border-color: rgba(142, 84, 233, 0.4);
    }
    .faq-toggle {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      font-size: 1.05rem;
      font-weight: 700;
      color: #1f2937;
      background: none;
      border: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      outline: none;
    }
    .faq-icon {
      font-size: 1.2rem;
      font-weight: 400;
      color: var(--primary-violet);
      transition: transform 0.3s ease;
    }
    .faq-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #fafafa;
    }
    .faq-content-inner {
      padding: 0 24px 20px 24px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .faq-item.active .faq-content {
      max-height: 300px;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: #ffffff;
      border: 1px solid #e5e7eb;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 12px;
      line-height: 1.5;
    }
    .news-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .news-card .read-more {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary-teal);
      align-self: flex-start;
    }
    .network-nodes-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 36px;
    }
    .node-box {
      background: #ffffff;
      border: 1px solid #e5e7eb;
      border-radius: var(--radius-sm);
      padding: 20px;
      text-align: center;
    }
    .node-box h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 6px;
    }
    .node-box span {
      font-size: 0.82rem;
      color: var(--text-light);
    }
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 70px 0 30px 0;
      border-top: 1px solid #1e293b;
    }
    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      padding-bottom: 50px;
      border-bottom: 1px solid #1e293b;
    }
    .footer-brand h4 {
      font-size: 1.3rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 14px;
    }
    .footer-brand p {
      font-size: 0.9rem;
      line-height: 1.7;
      margin-bottom: 20px;
      color: #94a3b8;
    }
    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 18px;
    }
    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-col ul li a {
      color: #94a3b8;
      font-size: 0.88rem;
    }
    .footer-col ul li a:hover {
      color: #ffffff;
    }
    .friendly-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 8px;
    }
    .friendly-links-wrap a {
      font-size: 0.85rem;
      color: #94a3b8;
      background: rgba(255, 255, 255, 0.05);
      padding: 4px 10px;
      border-radius: 4px;
      transition: var(--transition);
    }
    .friendly-links-wrap a:hover {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.12);
    }
    .footer-bottom {
      padding-top: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.85rem;
      color: #64748b;
    }
    .floating-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 99;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 4px 16px rgba(0,0,0,0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #1f2937;
      font-size: 1.1rem;
      font-weight: 700;
      border: 1px solid #e2e8f0;
      cursor: pointer;
      transition: var(--transition);
    }
    .float-btn:hover {
      transform: scale(1.08);
      color: var(--primary-violet);
    }
    .float-qr-popover {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 16px;
      border-radius: var(--radius-sm);
      box-shadow: 0 10px 30px rgba(0,0,0,0.2);
      display: none;
      text-align: center;
      width: 140px;
    }
    .floating-widget .float-item-kefu:hover .float-qr-popover {
      display: block;
    }
    .float-qr-popover img {
      width: 108px;
      height: 108px;
      margin: 0 auto;
    }
    .float-qr-popover span {
      display: block;
      font-size: 0.75rem;
      color: #374151;
      margin-top: 6px;
      font-weight: 600;
    }
    @media (max-width: 1024px) {
      .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .platform-features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
      }
      .workflow-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .network-nodes-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid #e5e7eb;
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        display: block;
        padding: 12px;
      }
      .nav-cta {
        display: none;
      }
      .hero-title {
        font-size: 2rem;
      }
      .hero-hologram-card {
        padding: 36px 20px;
      }
      .platform-features-grid,
      .scenarios-grid,
      .reviews-grid,
      .news-grid,
      .banner-visual-grid,
      .cases-gallery,
      .form-panel-wrap,
      .workflow-timeline,
      .network-nodes-grid {
        grid-template-columns: 1fr;
      }
      .hero-metrics {
        grid-template-columns: 1fr 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
      .agency-box {
        flex-direction: column;
        text-align: center;
      }
    }