/* CSS Reset & Variables */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    :root {
      --primary: #7928ca;
      --primary-dark: #581c87;
      --primary-light: #9333ea;
      --primary-gradient: linear-gradient(135deg, #7928ca 0%, #a855f7 50%, #ec4899 100%);
      --hero-bg: linear-gradient(135deg, #2e0854 0%, #4c1d95 50%, #701a75 100%);
      --accent: #ec4899;
      --accent-glow: rgba(236, 72, 153, 0.35);
      --purple-glow: rgba(147, 51, 234, 0.25);
      --bg-light: #fcfaff;
      --bg-alt: #f5f0fb;
      --bg-white: #ffffff;
      --text-main: #1e1b4b;
      --text-muted: #4b5563;
      --text-light: #6b7280;
      --border-color: #ede9fe;
      --border-focus: #c084fc;
      --shadow-sm: 0 2px 8px rgba(121, 40, 202, 0.06);
      --shadow-md: 0 8px 24px rgba(121, 40, 202, 0.1);
      --shadow-lg: 0 16px 36px rgba(121, 40, 202, 0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --container-width: 1200px;
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: var(--font-sans);
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

    /* Typography */
    h1, h2, h3, h4 {
      color: var(--text-main);
      font-weight: 700;
      line-height: 1.3;
    }
    a {
      color: var(--primary);
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--accent);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      padding: 12px 28px;
      border-radius: var(--radius-full);
      font-size: 1rem;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      border: 1px solid transparent;
      text-align: center;
      gap: 8px;
    }
    .btn-primary {
      background: var(--primary-gradient);
      color: #ffffff !important;
      box-shadow: 0 4px 18px var(--purple-glow);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(236, 72, 153, 0.45);
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.15);
      color: #ffffff !important;
      border-color: rgba(255, 255, 255, 0.35);
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover {
      background: #ffffff;
      color: var(--primary-dark) !important;
      transform: translateY(-2px);
    }
    .btn-outline {
      background: transparent;
      border: 2px solid var(--primary);
      color: var(--primary);
    }
    .btn-outline:hover {
      background: var(--primary);
      color: #ffffff;
    }
    .btn-glow {
      position: relative;
      overflow: hidden;
    }
    .btn-glow::after {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(60deg, transparent, rgba(255,255,255,0.25), transparent);
      transform: rotate(30deg);
      transition: all 0.7s;
    }
    .btn-glow:hover::after {
      left: 100%;
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }
    .logo-box {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      font-size: 1.25rem;
      color: var(--primary-dark);
    }
    .ai-page-logo {
      height: 42px;
      width: auto;
      object-fit: contain;
    }
    .nav-menu {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      list-style: none;
      align-items: center;
      gap: 0;
    }
    .nav-links li a {
      display: block;
      padding: 8px 12px;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-main);
      border-radius: var(--radius-sm);
      transition: color 0.2s, background-color 0.2s;
    }
    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background-color: var(--bg-alt);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }
    .mobile-toggle span {
      display: block;
      width: 24px;
      height: 3px;
      background: var(--primary);
      margin: 4px 0;
      border-radius: 2px;
      transition: 0.3s;
    }

    /* Hero Section (No Images Allowed) */
    .hero-section {
      background: var(--hero-bg);
      color: #ffffff;
      padding: 90px 0 100px;
      position: relative;
      overflow: hidden;
      text-align: center;
    }
    .hero-bg-shapes {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      pointer-events: none;
      z-index: 1;
    }
    .shape-circle {
      position: absolute;
      border-radius: 50%;
      filter: blur(80px);
      opacity: 0.5;
    }
    .shape-1 {
      width: 450px;
      height: 450px;
      background: #c026d3;
      top: -100px;
      left: 5%;
    }
    .shape-2 {
      width: 550px;
      height: 550px;
      background: #7c3aed;
      bottom: -150px;
      right: 5%;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      font-weight: 600;
      color: #fdf4ff;
      margin-bottom: 24px;
      backdrop-filter: blur(10px);
    }
    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #34d399;
      box-shadow: 0 0 10px #34d399;
    }
    .hero-title {
      font-size: 2.8rem;
      line-height: 1.25;
      color: #ffffff;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-title span {
      background: linear-gradient(120deg, #ffd166, #ff70a6, #c084fc);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 1.2rem;
      color: #e9d5ff;
      max-width: 800px;
      margin: 0 auto 36px;
      font-weight: 400;
    }
    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 50px;
    }
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }
    .hero-stat-card {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.16);
      backdrop-filter: blur(12px);
      padding: 24px 16px;
      border-radius: var(--radius-md);
      text-align: center;
      transition: transform 0.3s;
    }
    .hero-stat-card:hover {
      transform: translateY(-4px);
      background: rgba(255, 255, 255, 0.12);
    }
    .stat-number {
      font-size: 2.2rem;
      font-weight: 800;
      color: #ffffff;
      display: block;
      margin-bottom: 4px;
    }
    .stat-label {
      font-size: 0.9rem;
      color: #d8b4fe;
    }

    /* Section Global Styles */
    .section-py {
      padding: 80px 0;
    }
    .section-alt {
      background-color: var(--bg-alt);
    }
    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--primary);
      background: #f3e8ff;
      padding: 4px 14px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
      letter-spacing: 1px;
    }
    .section-title {
      font-size: 2.1rem;
      margin-bottom: 14px;
      color: var(--text-main);
    }
    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
    }

    /* Cards & Grids */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }

    .card {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      padding: 28px;
      transition: all 0.3s ease;
      position: relative;
    }
    .card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: var(--border-focus);
    }
    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: #f3e8ff;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 18px;
    }
    .card-title {
      font-size: 1.25rem;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .card-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Supported Models Badges */
    .models-marquee-wrap {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      margin-top: 40px;
      text-align: center;
    }
    .models-badge-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 14px;
    }
    .model-badge {
      background: #faf5ff;
      border: 1px solid #e9d5ff;
      color: #6b21a8;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      transition: all 0.2s;
    }
    .model-badge:hover {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
    }

    /* Comparison Table Component */
    .comparison-wrapper {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      overflow-x: auto;
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .comparison-table th, .comparison-table td {
      padding: 18px 24px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }
    .comparison-table th {
      background: #faf5ff;
      font-weight: 700;
      color: var(--text-main);
    }
    .comparison-table th.highlight, .comparison-table td.highlight {
      background: #fdf4ff;
      color: var(--primary-dark);
      font-weight: 600;
      border-left: 2px solid var(--primary);
      border-right: 2px solid var(--primary);
    }
    .comparison-table tr:last-child td {
      border-bottom: none;
    }
    .score-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: var(--primary-gradient);
      color: #ffffff;
      padding: 24px 32px;
      border-radius: var(--radius-md);
      margin-bottom: 30px;
    }
    .score-rating {
      font-size: 2.4rem;
      font-weight: 800;
      color: #ffd166;
    }

    /* Process Steps */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }
    .process-step {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      text-align: center;
      position: relative;
    }
    .step-number {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      font-size: 1.1rem;
    }

    /* Cases Media Display */
    .case-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s;
    }
    .case-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .case-img-wrap {
      aspect-ratio: 16 / 9;
      background: #ede9fe;
      overflow: hidden;
    }
    .case-img-wrap.square {
      aspect-ratio: 1 / 1;
    }
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s;
    }
    .case-card:hover .case-img-wrap img {
      transform: scale(1.04);
    }
    .case-body {
      padding: 20px;
    }

    /* User Testimonials */
    .review-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .review-stars {
      color: #f59e0b;
      margin-bottom: 12px;
      font-size: 1rem;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 18px;
      padding-top: 14px;
      border-top: 1px dashed var(--border-color);
    }
    .avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #e9d5ff;
      color: var(--primary);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    /* Token Price Cards */
    .price-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      text-align: center;
      transition: all 0.3s;
      position: relative;
    }
    .price-card.featured {
      border-color: var(--primary);
      box-shadow: 0 0 0 2px var(--primary);
    }
    .price-tag {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary-dark);
      margin: 16px 0;
    }
    .price-tag span {
      font-size: 0.95rem;
      font-weight: 400;
      color: var(--text-muted);
    }
    .price-features {
      list-style: none;
      text-align: left;
      margin: 20px 0;
      font-size: 0.9rem;
      color: var(--text-muted);
    }
    .price-features li {
      padding: 6px 0;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .price-features li::before {
      content: "✓";
      color: #10b981;
      font-weight: 700;
    }

    /* Form & Matching Section */
    .form-container {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }
    .form-group {
      margin-bottom: 20px;
    }
    .form-label {
      display: block;
      margin-bottom: 8px;
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #d1d5db;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-family: inherit;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px var(--purple-glow);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 120px;
    }

    /* FAQ Accordion */
    .faq-list {
      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 0.3s;
    }
    .faq-item.active {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }
    .faq-header {
      padding: 18px 24px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-weight: 600;
      font-size: 1.05rem;
      color: var(--text-main);
    }
    .faq-icon {
      font-size: 1.2rem;
      color: var(--primary);
      transition: transform 0.3s;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-body {
      padding: 0 24px 20px;
      display: none;
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
    }
    .faq-item.active .faq-body {
      display: block;
    }

    /* Articles / News */
    .article-link-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 20px;
    }
    .article-chip {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      color: var(--text-main);
      transition: all 0.2s;
    }
    .article-chip:hover {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
    }

    /* Footer */
    .site-footer {
      background-color: #1a0b2e;
      color: #d1d5db;
      padding: 70px 0 30px;
      border-top: 1px solid rgba(255,255,255,0.08);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-col h4 {
      color: #ffffff;
      font-size: 1.15rem;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links li a {
      color: #9ca3af;
      font-size: 0.9rem;
    }
    .footer-links li a:hover {
      color: #ffffff;
    }
    .footer-qr-box {
      background: rgba(255,255,255,0.05);
      padding: 16px;
      border-radius: var(--radius-md);
      display: inline-block;
      text-align: center;
    }
    .footer-qr-box img {
      width: 120px;
      height: 120px;
      margin: 0 auto 8px;
      border-radius: 6px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding-top: 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: #9ca3af;
    }
    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 8px;
    }
    .friend-links a {
      color: #9ca3af;
      font-size: 0.85rem;
    }
    .friend-links a:hover {
      color: #ec4899;
    }

    /* Floating Customer Service */
    .floating-kefu {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .floating-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 16px rgba(0,0,0,0.25);
      cursor: pointer;
      font-size: 1.2rem;
      transition: transform 0.2s;
    }
    .floating-btn:hover {
      transform: scale(1.1);
    }
    .kefu-popup {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      padding: 16px;
      width: 200px;
      text-align: center;
      display: none;
      border: 1px solid var(--border-color);
      color: var(--text-main);
    }
    .floating-kefu:hover .kefu-popup {
      display: block;
    }

    /* Responsive */
    @media (max-width: 992px) {
      .hero-title { font-size: 2.2rem; }
      .grid-4 { grid-template-columns: repeat(2, 1fr); }
      .grid-3 { grid-template-columns: repeat(2, 1fr); }
      .process-timeline { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .nav-menu {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-menu.active { display: block; }
      .nav-links {
        flex-direction: column;
        align-items: flex-start;
      }
      .nav-links li { width: 100%; }
      .nav-links li a { width: 100%; padding: 10px 14px; }
      .mobile-toggle { display: block; }
      .header-actions .btn { display: none; }
    }
    @media (max-width: 640px) {
      .hero-title { font-size: 1.75rem; }
      .hero-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
      .grid-3, .grid-2 { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .score-banner { flex-direction: column; text-align: center; gap: 14px; }
      .form-container { padding: 24px; }
    }