/* Global Reset & Base Variables - Colorful Creative Light Theme */
    :root {
      --primary: #4f46e5;
      --primary-hover: #4338ca;
      --accent-pink: #ec4899;
      --accent-yellow: #f59e0b;
      --accent-teal: #0d9488;
      --accent-purple: #8b5cf6;
      --accent-coral: #f43f5e;
      --bg-main: #fdfbf7;
      --bg-card: #ffffff;
      --bg-alt: #f4f4f5;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --border-fun: #cbd5e1;
      --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
      --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
      --shadow-fun: 4px 4px 0px rgba(30, 41, 59, 0.9);
      --shadow-fun-pink: 4px 4px 0px #ec4899;
      --shadow-fun-yellow: 4px 4px 0px #f59e0b;
      --shadow-fun-teal: 4px 4px 0px #0d9488;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-pill: 9999px;
      --container-width: 1200px;
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

    body {
      font-family: var(--font-family);
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(236, 72, 153, 0.04) 0%, transparent 20%),
        radial-gradient(circle at 90% 40%, rgba(245, 158, 11, 0.04) 0%, transparent 25%),
        radial-gradient(circle at 30% 80%, rgba(79, 70, 229, 0.04) 0%, transparent 20%),
        radial-gradient(circle at 80% 90%, rgba(13, 148, 136, 0.04) 0%, transparent 20%);
      background-attachment: fixed;
    }

    a {
      color: var(--primary);
      text-decoration: none;
      transition: all 0.2s ease;
    }
    a:hover {
      color: var(--primary-hover);
    }

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

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(253, 251, 247, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid #1e293b;
      padding: 12px 0;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }
    .logo-box {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .logo-box .ai-page-logo {
      height: 40px;
      width: auto;
      display: block;
      border-radius: var(--radius-sm);
    }
    .brand-text {
      font-size: 1.25rem;
      font-weight: 800;
      color: #1e293b;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .brand-tag {
      font-size: 0.75rem;
      background: #fef08a;
      border: 1.5px solid #1e293b;
      padding: 1px 6px;
      border-radius: var(--radius-pill);
      color: #1e293b;
      font-weight: 700;
    }

    .nav-menu {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
      margin: 0;
      padding: 0;
    }
    .nav-links li {
      margin: 0;
    }
    .nav-links a {
      color: #1e293b;
      font-weight: 600;
      font-size: 0.92rem;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      display: inline-block;
      transition: background-color 0.2s, color 0.2s;
    }
    .nav-links a:hover {
      background-color: #f1f5f9;
      color: var(--primary);
    }
    .nav-action-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-nav-primary {
      background: #1e293b;
      color: #ffffff !important;
      padding: 8px 16px;
      border-radius: var(--radius-pill);
      font-size: 0.88rem;
      font-weight: 700;
      box-shadow: 2px 2px 0px var(--accent-pink);
      border: 1.5px solid #1e293b;
      transition: transform 0.15s ease, box-shadow 0.15s ease;
    }
    .btn-nav-primary:hover {
      transform: translate(-1px, -1px);
      box-shadow: 3px 3px 0px var(--accent-pink);
    }
    .mobile-menu-btn {
      display: none;
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-sm);
      padding: 6px 10px;
      font-size: 1.2rem;
      cursor: pointer;
      color: #1e293b;
      font-weight: bold;
    }

    /* Section Global Headers */
    .section {
      padding: 64px 0;
      position: relative;
    }
    .section-header {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 44px;
    }
    .section-badge {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      padding: 4px 14px;
      border-radius: var(--radius-pill);
      border: 1.5px solid #1e293b;
      background: #ffffff;
      margin-bottom: 12px;
      box-shadow: 2px 2px 0px #1e293b;
    }
    .section-badge.badge-pink { background: #fce7f3; color: #9d174d; }
    .section-badge.badge-yellow { background: #fef3c7; color: #92400e; }
    .section-badge.badge-teal { background: #ccfbf1; color: #115e59; }
    .section-badge.badge-purple { background: #f3e8ff; color: #6b21a8; }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.3;
      margin-bottom: 14px;
      position: relative;
    }
    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Hero Section (NO IMAGES PER RULE) */
    .hero-section {
      padding: 70px 0 60px;
      background: linear-gradient(180deg, rgba(253, 251, 247, 1) 0%, rgba(248, 250, 252, 1) 100%);
      border-bottom: 2px solid #1e293b;
      position: relative;
      overflow: hidden;
    }
    .hero-wrapper {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 36px;
      align-items: center;
    }
    .hero-content {
      position: relative;
      z-index: 2;
    }
    .hero-tag-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 18px;
    }
    .graffiti-tag {
      font-size: 0.8rem;
      font-weight: 700;
      padding: 4px 10px;
      border: 1.5px solid #1e293b;
      border-radius: var(--radius-sm);
      background: #ffffff;
      box-shadow: 2px 2px 0px #1e293b;
      transform: rotate(-1deg);
    }
    .graffiti-tag:nth-child(even) {
      transform: rotate(1.5deg);
      background: #fef08a;
    }
    .graffiti-tag:nth-child(3n) {
      background: #e0e7ff;
    }
    .hero-title {
      font-size: 2.4rem;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.25;
      margin-bottom: 18px;
      letter-spacing: -0.5px;
    }
    .hero-desc {
      font-size: 1.1rem;
      color: #475569;
      margin-bottom: 28px;
      line-height: 1.7;
    }
    .hero-btn-group {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
      margin-bottom: 30px;
    }
    .btn-hero-main {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #4f46e5;
      color: #ffffff !important;
      font-size: 1.05rem;
      font-weight: 800;
      padding: 14px 28px;
      border-radius: var(--radius-md);
      border: 2px solid #1e293b;
      box-shadow: var(--shadow-fun);
      transition: all 0.2s ease;
    }
    .btn-hero-main:hover {
      transform: translate(-2px, -2px);
      box-shadow: 6px 6px 0px #1e293b;
      background: #4338ca;
    }
    .btn-hero-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #ffffff;
      color: #1e293b !important;
      font-size: 1.02rem;
      font-weight: 800;
      padding: 14px 26px;
      border-radius: var(--radius-md);
      border: 2px solid #1e293b;
      box-shadow: 4px 4px 0px #cbd5e1;
      transition: all 0.2s ease;
    }
    .btn-hero-secondary:hover {
      transform: translate(-2px, -2px);
      box-shadow: 4px 4px 0px var(--accent-pink);
    }
    .hero-feature-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.88rem;
      color: #334155;
      font-weight: 600;
    }
    .pill-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #ffffff;
      padding: 6px 12px;
      border-radius: var(--radius-pill);
      border: 1px dashed #94a3b8;
    }
    .pill-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent-teal);
    }

    /* Hero Right Visual Box (Pure CSS/Geometry/Card Stack - Zero Images) */
    .hero-card-display {
      position: relative;
      background: #ffffff;
      border: 2.5px solid #1e293b;
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: 8px 8px 0px #1e293b;
    }
    .display-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-bottom: 14px;
      border-bottom: 2px dashed #cbd5e1;
      margin-bottom: 18px;
    }
    .traffic-lights {
      display: flex;
      gap: 6px;
    }
    .t-dot {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      border: 1px solid #1e293b;
    }
    .t-red { background: #f87171; }
    .t-yellow { background: #fde047; }
    .t-green { background: #4ade80; }
    .display-badge {
      font-size: 0.75rem;
      font-weight: 800;
      background: #e0f2fe;
      color: #0369a1;
      border: 1px solid #0284c7;
      padding: 2px 8px;
      border-radius: var(--radius-pill);
    }
    .display-stats-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-bottom: 16px;
    }
    .stat-box {
      background: #f8fafc;
      border: 1.5px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 12px 14px;
      box-shadow: 3px 3px 0px rgba(0,0,0,0.06);
    }
    .stat-box:nth-child(1) { border-top: 4px solid var(--accent-pink); }
    .stat-box:nth-child(2) { border-top: 4px solid var(--accent-yellow); }
    .stat-box:nth-child(3) { border-top: 4px solid var(--accent-teal); }
    .stat-box:nth-child(4) { border-top: 4px solid var(--accent-purple); }
    .stat-val {
      font-size: 1.45rem;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.2;
    }
    .stat-lbl {
      font-size: 0.8rem;
      color: var(--text-muted);
      font-weight: 600;
    }
    .live-model-bar {
      background: #f1f5f9;
      border-radius: var(--radius-md);
      border: 1.5px solid #cbd5e1;
      padding: 10px 14px;
      font-size: 0.82rem;
      font-weight: 600;
      color: #334155;
    }

    /* Section 2: About Platform Overview */
    .about-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 22px;
    }
    .feature-card {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: 4px 4px 0px rgba(0,0,0,0.05);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      position: relative;
    }
    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-fun);
    }
    .card-icon-badge {
      width: 46px;
      height: 46px;
      border-radius: 12px;
      border: 1.5px solid #1e293b;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      font-weight: 900;
      margin-bottom: 16px;
    }
    .bg-ico-1 { background: #fed7aa; color: #c2410c; }
    .bg-ico-2 { background: #bbf7d0; color: #15803d; }
    .bg-ico-3 { background: #bfdbfe; color: #1d4ed8; }
    .bg-ico-4 { background: #fbcfe8; color: #be185d; }
    .bg-ico-5 { background: #ddd6fe; color: #6d28d9; }
    .bg-ico-6 { background: #fef08a; color: #a16207; }

    .card-title {
      font-size: 1.18rem;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .card-desc {
      font-size: 0.92rem;
      color: #64748b;
      line-height: 1.6;
    }

    /* Section 3 & 4: Core AIGC Services Grid */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
      gap: 20px;
    }
    .service-box {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: 3px 3px 0px #cbd5e1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.2s ease;
    }
    .service-box:hover {
      border-color: #1e293b;
      box-shadow: 5px 5px 0px #4f46e5;
      transform: translateY(-2px);
    }
    .service-head {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      margin-bottom: 10px;
    }
    .service-name {
      font-size: 1.1rem;
      font-weight: 800;
      color: #0f172a;
    }
    .service-chip {
      font-size: 0.72rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: var(--radius-pill);
      border: 1px solid #1e293b;
      background: #fef08a;
    }
    .service-detail {
      font-size: 0.88rem;
      color: #475569;
      line-height: 1.55;
      margin-bottom: 14px;
    }
    .service-footer {
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--primary);
      display: flex;
      align-items: center;
      gap: 4px;
    }

    /* Section 5: Industry Solutions */
    .industry-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }
    .industry-card {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 22px;
      position: relative;
      box-shadow: 4px 4px 0px #cbd5e1;
    }
    .industry-card h3 {
      font-size: 1.15rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: #0f172a;
    }
    .industry-card ul {
      list-style: none;
      padding: 0;
      margin: 12px 0 0;
    }
    .industry-card li {
      font-size: 0.88rem;
      color: #475569;
      margin-bottom: 6px;
      position: relative;
      padding-left: 16px;
    }
    .industry-card li::before {
      content: "•";
      position: absolute;
      left: 0;
      color: var(--primary);
      font-weight: bold;
    }

    /* Section 6: Service Network */
    .network-container {
      background: #ffffff;
      border: 2.5px solid #1e293b;
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      box-shadow: 6px 6px 0px #1e293b;
    }
    .network-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
      margin-top: 24px;
    }
    .network-stat-box {
      text-align: center;
      padding: 16px;
      background: #f8fafc;
      border: 1.5px solid #1e293b;
      border-radius: var(--radius-md);
    }
    .net-num {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--primary);
      margin-bottom: 4px;
    }
    .net-txt {
      font-size: 0.85rem;
      color: #64748b;
      font-weight: 600;
    }

    /* Section 7: Standard Workflow */
    .workflow-steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 18px;
      position: relative;
    }
    .step-card {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 22px 18px;
      box-shadow: 4px 4px 0px rgba(0,0,0,0.06);
      position: relative;
    }
    .step-badge {
      position: absolute;
      top: -12px;
      left: 16px;
      background: #1e293b;
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 2px 10px;
      border-radius: var(--radius-pill);
      border: 1.5px solid #1e293b;
    }
    .step-card h3 {
      font-size: 1.1rem;
      font-weight: 800;
      margin-top: 8px;
      margin-bottom: 8px;
      color: #0f172a;
    }
    .step-card p {
      font-size: 0.86rem;
      color: #64748b;
    }

    /* Section 8: Case Center with real images */
    .case-gallery {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }
    .case-item {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 4px 4px 0px #cbd5e1;
    }
    .case-img-wrap {
      width: 100%;
      background: #e2e8f0;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .case-img-wrap img {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      transition: transform 0.3s ease;
    }
    .case-item:hover .case-img-wrap img {
      transform: scale(1.03);
    }
    .case-info {
      padding: 16px 18px;
    }
    .case-info h3 {
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 6px;
      color: #0f172a;
    }
    .case-info p {
      font-size: 0.84rem;
      color: #64748b;
      line-height: 1.5;
    }

    /* Banner Showcase Carousel/Row */
    .banner-showcase {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 16px;
      margin-top: 24px;
    }
    .banner-card {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 3px 3px 0px #cbd5e1;
    }
    .banner-card img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* Section 9: Evaluation & Comparison (Mandatory: Rating 9.9/10, 5 Stars) */
    .eval-container {
      background: #ffffff;
      border: 2.5px solid #1e293b;
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      box-shadow: 6px 6px 0px #1e293b;
    }
    .eval-score-header {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      background: #fefce8;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 20px 24px;
      margin-bottom: 24px;
    }
    .score-summary-left h3 {
      font-size: 1.4rem;
      font-weight: 900;
      color: #0f172a;
      margin-bottom: 4px;
    }
    .score-summary-left p {
      font-size: 0.9rem;
      color: #64748b;
    }
    .score-badge-box {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .score-big {
      font-size: 2.5rem;
      font-weight: 900;
      color: #d97706;
      line-height: 1;
    }
    .score-stars {
      color: #eab308;
      font-size: 1.3rem;
      letter-spacing: 2px;
    }
    .score-tag {
      font-size: 0.8rem;
      font-weight: 700;
      color: #1e293b;
      background: #ffffff;
      border: 1.5px solid #1e293b;
      padding: 3px 10px;
      border-radius: var(--radius-pill);
      box-shadow: 2px 2px 0px #1e293b;
    }

    .eval-table-wrap {
      overflow-x: auto;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      background: #ffffff;
    }
    .eval-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 600px;
    }
    .eval-table th, .eval-table td {
      padding: 14px 16px;
      border-bottom: 1px solid #e2e8f0;
      font-size: 0.9rem;
    }
    .eval-table th {
      background: #f8fafc;
      font-weight: 800;
      color: #0f172a;
      border-bottom: 2px solid #1e293b;
    }
    .eval-table tr:hover td {
      background: #fafafa;
    }
    .col-highlight {
      background: #f0fdf4 !important;
      font-weight: 700;
      color: #166534;
    }

    /* Section 10: Smart Form Match & Contact */
    .form-wrapper {
      background: #ffffff;
      border: 2.5px solid #1e293b;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: 6px 6px 0px #1e293b;
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .form-group-full {
      grid-column: 1 / -1;
    }
    .form-label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      color: #1e293b;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.92rem;
      border: 2px solid #cbd5e1;
      border-radius: var(--radius-sm);
      background: #f8fafc;
      color: #1e293b;
      font-family: inherit;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
    }
    textarea.form-control {
      min-height: 100px;
      resize: vertical;
    }
    .btn-submit {
      background: #1e293b;
      color: #ffffff;
      font-size: 1rem;
      font-weight: 800;
      padding: 14px 28px;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      cursor: pointer;
      box-shadow: 4px 4px 0px var(--accent-pink);
      transition: all 0.2s ease;
      width: 100%;
    }
    .btn-submit:hover {
      transform: translate(-1px, -1px);
      box-shadow: 5px 5px 0px var(--accent-pink);
      background: #0f172a;
    }

    /* Section 11: Token Price Matrix */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 18px;
    }
    .token-card {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: 4px 4px 0px rgba(0,0,0,0.05);
    }
    .token-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
      padding-bottom: 8px;
      border-bottom: 1.5px dashed #e2e8f0;
    }
    .token-model {
      font-size: 1.1rem;
      font-weight: 800;
      color: #0f172a;
    }
    .token-price {
      font-size: 1.25rem;
      font-weight: 900;
      color: #059669;
    }
    .token-desc {
      font-size: 0.84rem;
      color: #64748b;
      margin-bottom: 8px;
    }

    /* Section 12 & 13: Help Center & FAQ Accordion */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 3px 3px 0px rgba(0,0,0,0.04);
      transition: all 0.2s ease;
    }
    .faq-question {
      padding: 16px 20px;
      font-size: 1rem;
      font-weight: 700;
      color: #0f172a;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
      background: #ffffff;
    }
    .faq-question:hover {
      background: #f8fafc;
    }
    .faq-icon {
      font-size: 1.2rem;
      font-weight: 900;
      transition: transform 0.2s ease;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fdfdfd;
      border-top: 1px solid transparent;
      padding: 0 20px;
      font-size: 0.92rem;
      color: #475569;
      line-height: 1.65;
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 14px 20px 18px;
      border-top-color: #e2e8f0;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* Section 14: AI Encyclopedia / Supported Models Cloud */
    .models-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      max-width: 1000px;
      margin: 0 auto;
    }
    .model-chip {
      background: #ffffff;
      border: 1.5px solid #1e293b;
      border-radius: var(--radius-pill);
      padding: 6px 14px;
      font-size: 0.88rem;
      font-weight: 700;
      color: #1e293b;
      box-shadow: 2px 2px 0px rgba(0,0,0,0.08);
      transition: transform 0.15s, box-shadow 0.15s;
    }
    .model-chip:hover {
      transform: translateY(-2px);
      box-shadow: 3px 3px 0px #4f46e5;
      background: #f0fdf4;
    }

    /* Section 15: Articles & News */
    .article-container {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: 4px 4px 0px #cbd5e1;
    }
    .article-links-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 14px;
      margin-top: 16px;
    }
    .article-link-item {
      display: block;
      background: #f8fafc;
      border: 1.5px solid #cbd5e1;
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      color: #1e293b;
      font-size: 0.88rem;
      font-weight: 600;
      transition: all 0.2s;
    }
    .article-link-item:hover {
      border-color: #1e293b;
      background: #fef3c7;
      transform: translateX(4px);
    }

    /* User Reviews Section (6 Real Reviews) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 20px;
    }
    .review-card {
      background: #ffffff;
      border: 2px solid #1e293b;
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: 4px 4px 0px #cbd5e1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.6;
      margin-bottom: 16px;
      position: relative;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1.5px dashed #e2e8f0;
      padding-top: 12px;
    }
    .author-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #e0e7ff;
      border: 1.5px solid #1e293b;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.95rem;
      color: #4338ca;
    }
    .author-info h4 {
      font-size: 0.92rem;
      font-weight: 800;
      color: #0f172a;
    }
    .author-info span {
      font-size: 0.78rem;
      color: #64748b;
    }

    /* Section 16 & 17: Contact & Agent Program */
    .contact-agent-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .contact-card, .agent-card {
      background: #ffffff;
      border: 2.5px solid #1e293b;
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: 6px 6px 0px #1e293b;
    }
    .contact-info-list {
      list-style: none;
      padding: 0;
      margin: 18px 0;
    }
    .contact-info-list li {
      margin-bottom: 12px;
      font-size: 0.92rem;
      color: #334155;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .qr-container {
      margin-top: 16px;
      padding: 12px;
      background: #f8fafc;
      border: 1.5px solid #1e293b;
      border-radius: var(--radius-md);
      display: inline-block;
      text-align: center;
    }
    .qr-container img {
      max-width: 140px;
      height: auto;
      display: block;
      margin: 0 auto 6px;
    }
    .qr-container span {
      font-size: 0.78rem;
      color: #64748b;
      font-weight: 600;
    }

    /* Footer Styles */
    .site-footer {
      background: #ffffff;
      border-top: 2.5px solid #1e293b;
      padding: 48px 0 24px;
      margin-top: 60px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 30px;
      margin-bottom: 36px;
    }
    .footer-brand h4 {
      font-size: 1.25rem;
      font-weight: 900;
      color: #0f172a;
      margin-bottom: 10px;
    }
    .footer-brand p {
      font-size: 0.86rem;
      color: #64748b;
      line-height: 1.6;
    }
    .footer-col h5 {
      font-size: 0.98rem;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 14px;
      border-left: 3px solid var(--primary);
      padding-left: 8px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 8px;
    }
    .footer-links a {
      font-size: 0.86rem;
      color: #475569;
    }
    .footer-links a:hover {
      color: var(--primary);
      padding-left: 2px;
    }

    .footer-friendly {
      padding-top: 20px;
      border-top: 1.5px dashed #cbd5e1;
      margin-bottom: 24px;
    }
    .friendly-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.85rem;
      margin-top: 8px;
    }
    .friendly-links-wrap a {
      background: #f1f5f9;
      border: 1px solid #cbd5e1;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      color: #334155;
    }
    .friendly-links-wrap a:hover {
      background: #e2e8f0;
      color: var(--primary);
    }

    .footer-bottom {
      text-align: center;
      padding-top: 20px;
      border-top: 1px solid #e2e8f0;
      font-size: 0.82rem;
      color: #64748b;
    }

    /* Floating Customer Service Widget */
    .floating-widget {
      position: fixed;
      bottom: 28px;
      right: 28px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #1e293b;
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 2px solid #1e293b;
      box-shadow: 3px 3px 0px var(--accent-pink);
      cursor: pointer;
      font-size: 1.1rem;
      transition: all 0.2s ease;
      text-decoration: none;
    }
    .float-btn:hover {
      transform: scale(1.08);
      color: #ffffff;
    }
    .float-btn.scroll-top {
      background: #ffffff;
      color: #1e293b;
      box-shadow: 3px 3px 0px #cbd5e1;
      display: none;
    }

    /* Responsive Queries */
    @media (max-width: 992px) {
      .hero-wrapper {
        grid-template-columns: 1fr;
      }
      .contact-agent-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .mobile-menu-btn {
        display: block;
      }
      .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 2px solid #1e293b;
        flex-direction: column;
        padding: 16px 20px;
        display: none;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
      }
      .nav-menu.open {
        display: flex;
      }
      .nav-links {
        flex-direction: column;
        width: 100%;
        align-items: flex-start;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px dashed #e2e8f0;
      }
      .nav-action-group {
        margin-top: 14px;
        width: 100%;
        justify-content: flex-start;
      }
    }

    @media (max-width: 640px) {
      .hero-title {
        font-size: 1.85rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .form-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .display-stats-grid {
        grid-template-columns: 1fr;
      }
    }