/* CSS Standard & Reset */
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: #F8FAFC;
      color: #0F172A;
      line-height: 1.6;
    }
    body {
      overflow-x: hidden;
      background-color: #F8FAFC;
    }
    
    /* Layout Container */
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* Color Palette - Vibrant Yellow Style */
    :root {
      --primary-yellow: #FFC700;
      --yellow-hover: #E6B200;
      --yellow-light: #FFFBEB;
      --dark-accent: #0F172A;
      --dark-card: #1E293B;
      --gray-light: #F1F5F9;
      --text-dark: #0F172A;
      --text-muted: #475569;
      --border-color: #E2E8F0;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
      --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
      --shadow-hover: 0 12px 32px rgba(255,199,0,0.25);
    }

    /* Typography & Core Elements */
    h1, h2, h3, h4 {
      color: var(--dark-accent);
      font-weight: 700;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    ul {
      list-style: none;
    }
    .badge {
      display: inline-block;
      padding: 4px 12px;
      background: var(--primary-yellow);
      color: var(--dark-accent);
      font-weight: 700;
      font-size: 0.85rem;
      border-radius: 20px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: 8px;
      cursor: pointer;
      border: none;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    }
    .btn-yellow {
      background-color: var(--primary-yellow);
      color: var(--dark-accent);
      box-shadow: 0 4px 14px rgba(255,199,0,0.4);
    }
    .btn-yellow:hover {
      background-color: var(--yellow-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }
    .btn-dark {
      background-color: var(--dark-accent);
      color: #FFFFFF;
    }
    .btn-dark:hover {
      background-color: #334155;
      transform: translateY(-2px);
    }
    .btn-outline {
      border: 2px solid var(--dark-accent);
      background: transparent;
      color: var(--dark-accent);
    }
    .btn-outline:hover {
      background: var(--dark-accent);
      color: #FFFFFF;
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .header-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .logo-box {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }
    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--dark-accent);
      letter-spacing: -0.5px;
    }
    .brand-title span {
      background: var(--primary-yellow);
      padding: 0 4px;
      border-radius: 4px;
    }
    
    /* Navigation Link strict constraint rule */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0; /* Strictly set as requested */
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--text-dark);
      border-radius: 6px;
    }
    .nav-links li a:hover {
      background-color: var(--primary-yellow);
      color: var(--dark-accent);
    }
    .nav-cta {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--dark-accent);
    }

    /* Section Global Styles */
    section {
      padding: 70px 0;
    }
    .section-title-wrap {
      text-align: center;
      margin-bottom: 48px;
    }
    .section-title {
      font-size: 2.2rem;
      margin-top: 10px;
      margin-bottom: 12px;
      position: relative;
      display: inline-block;
    }
    .section-title::after {
      content: '';
      display: block;
      width: 60%;
      height: 4px;
      background: var(--primary-yellow);
      margin: 8px auto 0;
      border-radius: 2px;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1.05rem;
      max-width: 700px;
      margin: 0 auto;
    }

    /* 1. Hero Section (Strictly NO Images) */
    .hero-section {
      padding: 80px 0 90px;
      background: linear-gradient(135deg, #FFFDF0 0%, #F8FAFC 60%, #FFFBEB 100%);
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }
    .hero-section::before {
      content: '';
      position: absolute;
      top: -100px;
      right: -100px;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(255,199,0,0.2) 0%, rgba(255,255,255,0) 70%);
      z-index: 0;
    }
    .hero-content {
      position: relative;
      z-index: 1;
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }
    .hero-badge-wrap {
      margin-bottom: 20px;
    }
    .hero-title {
      font-size: 2.8rem;
      line-height: 1.25;
      margin-bottom: 20px;
      color: var(--dark-accent);
      letter-spacing: -0.5px;
    }
    .hero-desc {
      font-size: 1.2rem;
      color: var(--text-muted);
      margin-bottom: 36px;
      line-height: 1.7;
    }
    .hero-btns {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }
    .hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }
    .stat-card {
      background: #FFFFFF;
      padding: 20px;
      border-radius: 12px;
      border: 2px solid var(--gray-light);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: transform 0.3s;
    }
    .stat-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary-yellow);
    }
    .stat-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--dark-accent);
    }
    .stat-num span {
      color: #E6B200;
    }
    .stat-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 600;
      margin-top: 4px;
    }

    /* 2. Platform Intro / About Us */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .about-text p {
      margin-bottom: 16px;
      font-size: 1.05rem;
      color: var(--text-muted);
    }
    .feature-list-check {
      margin-top: 20px;
    }
    .feature-list-check li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 600;
      margin-bottom: 12px;
    }
    .check-icon {
      width: 24px;
      height: 24px;
      background: var(--primary-yellow);
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.8rem;
    }
    .about-highlights-card {
      background: var(--dark-accent);
      color: #FFFFFF;
      padding: 36px;
      border-radius: 16px;
      box-shadow: var(--shadow-md);
      position: relative;
    }
    .about-highlights-card h3 {
      color: var(--primary-yellow);
      font-size: 1.5rem;
      margin-bottom: 16px;
    }

    /* 3 & 4. AIGC Services & One-Stop Production Grid */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
    }
    .service-card {
      background: #FFFFFF;
      border-radius: 12px;
      padding: 24px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .service-card:hover {
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-yellow);
      transform: translateY(-4px);
    }
    .service-icon-box {
      width: 50px;
      height: 50px;
      background: var(--yellow-light);
      border: 2px solid var(--primary-yellow);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      font-weight: bold;
      margin-bottom: 16px;
      color: var(--dark-accent);
    }
    .service-card h3 {
      font-size: 1.2rem;
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

    /* Model Tag Cloud */
    .model-tags-section {
      background: var(--gray-light);
      padding: 40px 0;
      border-radius: 16px;
      margin-top: 40px;
      text-align: center;
    }
    .tags-wrapper {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      padding: 0 20px;
      margin-top: 20px;
    }
    .tag-item {
      background: #FFFFFF;
      padding: 8px 16px;
      border-radius: 20px;
      font-weight: 600;
      font-size: 0.9rem;
      border: 1px solid var(--border-color);
      box-shadow: 0 2px 4px rgba(0,0,0,0.03);
    }
    .tag-item.highlight {
      background: var(--primary-yellow);
      color: var(--dark-accent);
      border-color: var(--primary-yellow);
    }

    /* 5 & 6. Industry Solutions & Service Network */
    .solutions-tabs {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 16px;
      margin-bottom: 30px;
    }
    .sol-card {
      background: #FFFFFF;
      padding: 24px;
      border-radius: 12px;
      border-left: 4px solid var(--primary-yellow);
      box-shadow: var(--shadow-sm);
    }
    .sol-card h4 {
      font-size: 1.15rem;
      margin-bottom: 8px;
    }

    /* 7. Standard Workflow */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-card {
      background: #FFFFFF;
      padding: 28px 20px;
      border-radius: 12px;
      border: 1px solid var(--border-color);
      text-align: center;
      position: relative;
    }
    .step-num {
      width: 40px;
      height: 40px;
      background: var(--dark-accent);
      color: var(--primary-yellow);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      margin: 0 auto 16px;
    }

    /* 8. Showcase / Case Studies */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 24px;
    }
    .case-card {
      background: #FFFFFF;
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .case-img-wrap {
      width: 100%;
      overflow: hidden;
      background: #E2E8F0;
    }
    .case-img-wrap img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.3s;
    }
    .case-card:hover .case-img-wrap img {
      transform: scale(1.03);
    }
    .case-info {
      padding: 20px;
    }
    .case-info h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
    }
    .case-info p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 9. Comparison Section (Rating 9.9 / 5 Stars) */
    .comparison-wrapper {
      background: #FFFFFF;
      border-radius: 16px;
      padding: 40px;
      box-shadow: var(--shadow-md);
      border: 2px solid var(--primary-yellow);
    }
    .rating-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: var(--yellow-light);
      padding: 20px 30px;
      border-radius: 12px;
      margin-bottom: 30px;
      flex-wrap: wrap;
      gap: 20px;
    }
    .rating-score-box {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .big-score {
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--dark-accent);
      line-height: 1;
    }
    .stars-wrap {
      color: #F59E0B;
      font-size: 1.4rem;
    }
    .rating-label {
      font-weight: 700;
      font-size: 1.1rem;
    }
    .table-container {
      overflow-x: auto;
    }
    .comp-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .comp-table th, .comp-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .comp-table th {
      background: var(--gray-light);
      font-size: 1rem;
    }
    .comp-table th.highlight-col, .comp-table td.highlight-col {
      background: #FFFDF0;
      font-weight: 700;
    }

    /* 11. Token Pricing */
    .token-table-wrap {
      background: #FFFFFF;
      border-radius: 12px;
      padding: 24px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
    }

    /* 13. FAQ Accordion Section */
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 16px;
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      overflow: hidden;
    }
    .faq-question {
      padding: 18px 24px;
      font-weight: 700;
      font-size: 1.05rem;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #FFFFFF;
    }
    .faq-question:hover {
      background: var(--yellow-light);
    }
    .faq-answer {
      padding: 0 24px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      color: var(--text-muted);
      font-size: 0.95rem;
      background: #FAFAFA;
    }
    .faq-item.active .faq-answer {
      padding: 16px 24px 20px;
      max-height: 300px;
    }
    .faq-icon {
      font-weight: bold;
      transition: transform 0.3s;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* 11 User Reviews (6 Personas) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }
    .review-card {
      background: #FFFFFF;
      padding: 24px;
      border-radius: 12px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .avatar-placeholder {
      width: 44px;
      height: 44px;
      background: var(--primary-yellow);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: var(--dark-accent);
    }
    .reviewer-detail h5 {
      font-size: 1rem;
    }
    .reviewer-detail p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 15. Industry News & Articles */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }
    .article-item-card {
      background: #FFFFFF;
      padding: 20px;
      border-radius: 10px;
      border: 1px solid var(--border-color);
      transition: border-color 0.3s;
    }
    .article-item-card:hover {
      border-color: var(--primary-yellow);
    }
    .article-item-card h4 {
      font-size: 1.05rem;
      margin-bottom: 8px;
    }
    .article-item-card a {
      color: var(--dark-accent);
      font-weight: 600;
    }

    /* 16. Form & Contact Section */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      background: #FFFFFF;
      border-radius: 16px;
      padding: 40px;
      box-shadow: var(--shadow-md);
    }
    .contact-info-side {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .contact-methods {
      margin-top: 24px;
    }
    .contact-item {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
      font-size: 1rem;
    }
    .qr-box {
      margin-top: 20px;
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .qr-box img {
      width: 110px;
      height: 110px;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 4px;
      background: #FFF;
    }

    /* Form Design */
    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group label {
      font-weight: 700;
      font-size: 0.95rem;
    }
    .form-control {
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      font-size: 0.95rem;
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary-yellow);
    }

    /* 17. Franchise / Agency Banner */
    .agency-banner {
      background: linear-gradient(135deg, var(--dark-accent) 0%, #1E293B 100%);
      color: #FFFFFF;
      border-radius: 16px;
      padding: 50px;
      text-align: center;
      margin-top: 40px;
    }
    .agency-banner h3 {
      color: var(--primary-yellow);
      font-size: 2rem;
      margin-bottom: 14px;
    }

    /* Footer */
    .site-footer {
      background: var(--dark-accent);
      color: #94A3B8;
      padding: 60px 0 30px;
      border-top: 4px solid var(--primary-yellow);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 2fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-col h4 {
      color: #FFFFFF;
      font-size: 1.1rem;
      margin-bottom: 20px;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links li a {
      color: #94A3B8;
    }
    .footer-links li a:hover {
      color: var(--primary-yellow);
    }
    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .friend-links a {
      color: #94A3B8;
      font-size: 0.9rem;
      background: rgba(255,255,255,0.05);
      padding: 4px 10px;
      border-radius: 4px;
    }
    .friend-links a:hover {
      color: var(--primary-yellow);
      background: rgba(255,255,255,0.1);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding-top: 24px;
      text-align: center;
      font-size: 0.9rem;
    }

    /* Floating Widget */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .float-btn {
      width: 50px;
      height: 50px;
      background: var(--primary-yellow);
      color: var(--dark-accent);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      box-shadow: var(--shadow-md);
      cursor: pointer;
      border: 2px solid #FFFFFF;
    }

    /* Responsive Adjustments */
    @media (max-width: 992px) {
      .hero-title { font-size: 2.2rem; }
      .hero-stats { grid-template-columns: repeat(2, 1fr); }
      .about-grid, .contact-wrapper { grid-template-columns: 1fr; }
      .process-steps { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li a {
        width: 100%;
        padding: 12px;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .hero-stats { grid-template-columns: 1fr; }
      .process-steps { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
    }