/* CSS RESET & VARIABLES */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    :root {
      --primary: #FF5500;
      --primary-hover: #E64A00;
      --primary-light: #FFF0E6;
      --accent: #FF9F00;
      --dark: #1A1A24;
      --dark-gray: #333342;
      --text-gray: #555566;
      --light-gray: #F5F7FA;
      --white: #FFFFFF;
      --border-color: #EAECEF;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
      --shadow-md: 0 6px 20px rgba(255,85,0,0.08);
      --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      background-color: var(--light-gray);
      color: var(--dark);
      line-height: 1.6;
    }

    /* CONTAINER & TYPOGRAPHY */
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    h1, h2, h3, h4, h5, h6 {
      color: var(--dark);
      font-weight: 700;
      line-height: 1.3;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    /* 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-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .ai-page-logo {
      height: 40px;
      width: auto;
      display: block;
    }
    .ai-page-home-link {
      font-weight: 600;
      color: var(--primary);
      padding: 4px 10px;
      background: var(--primary-light);
      border-radius: var(--radius-sm);
      font-size: 14px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0; /* Strictly required gap: 0 */
      list-style: none;
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 12px;
      font-size: 14px;
      font-weight: 500;
      color: var(--dark-gray);
      border-radius: var(--radius-sm);
      white-space: nowrap;
    }
    .nav-links li a:hover {
      color: var(--primary);
      background: rgba(255, 85, 0, 0.05);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #FF7700 100%);
      color: var(--white);
      box-shadow: 0 4px 14px rgba(255, 85, 0, 0.3);
    }
    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-hover) 0%, #E66600 100%);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 85, 0, 0.4);
    }
    .btn-outline {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--white);
    }
    .btn-outline:hover {
      background: var(--primary-light);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--dark);
      cursor: pointer;
    }

    /* SECTION STYLES */
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-block;
      color: var(--primary);
      background: var(--primary-light);
      padding: 4px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      margin-bottom: 12px;
      text-transform: uppercase;
    }
    .section-title {
      font-size: 32px;
      color: var(--dark);
      margin-bottom: 14px;
    }
    .section-subtitle {
      font-size: 16px;
      color: var(--text-gray);
    }

    /* HERO SECTION (NO IMAGES AT ALL) */
    .hero-section {
      padding: 90px 0 70px 0;
      background: linear-gradient(180deg, #FFF6F0 0%, #FFFFFF 100%);
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }
    .hero-content {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: rgba(255, 85, 0, 0.1);
      border: 1px solid rgba(255, 85, 0, 0.2);
      border-radius: 30px;
      color: var(--primary);
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(255,85,0,0.3); }
      70% { box-shadow: 0 0 0 10px rgba(255,85,0,0); }
      100% { box-shadow: 0 0 0 0 rgba(255,85,0,0); }
    }
    .hero-title {
      font-size: 42px;
      line-height: 1.25;
      color: var(--dark);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-desc {
      font-size: 18px;
      color: var(--text-gray);
      margin-bottom: 36px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-cta {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 50px;
      flex-wrap: wrap;
    }
    .hero-cta .btn {
      padding: 14px 36px;
      font-size: 16px;
      border-radius: 8px;
    }
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      background: var(--white);
      padding: 30px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(255,85,0,0.15);
    }
    .stat-card {
      text-align: center;
      border-right: 1px solid var(--border-color);
    }
    .stat-card:last-child {
      border-right: none;
    }
    .stat-number {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .stat-label {
      font-size: 14px;
      color: var(--text-gray);
    }

    /* ABOUT SECTION */
    .about-card {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 40px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .about-text h3 {
      font-size: 26px;
      margin-bottom: 16px;
    }
    .about-text p {
      color: var(--text-gray);
      margin-bottom: 20px;
      font-size: 15px;
    }
    .feature-list {
      list-style: none;
    }
    .feature-list li {
      position: relative;
      padding-left: 24px;
      margin-bottom: 12px;
      font-size: 15px;
      color: var(--dark-gray);
    }
    .feature-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      color: var(--primary);
      font-weight: bold;
    }

    /* AIGC SERVICES & MODELS */
    .models-tags-wrap {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 30px;
      margin-bottom: 40px;
      border: 1px solid var(--border-color);
      text-align: center;
    }
    .models-title {
      font-size: 18px;
      margin-bottom: 20px;
      color: var(--dark-gray);
    }
    .tags-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }
    .tag-item {
      background: var(--light-gray);
      color: var(--dark-gray);
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 500;
      border: 1px solid #E2E8F0;
      transition: var(--transition);
    }
    .tag-item:hover {
      background: var(--primary-light);
      color: var(--primary);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* ONE-STOP CREATION GRID */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255,85,0,0.3);
    }
    .service-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      font-weight: bold;
      margin-bottom: 20px;
    }
    .service-card h4 {
      font-size: 18px;
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 14px;
      color: var(--text-gray);
      flex: 1;
    }

    /* PROCESS STEP SECTION */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .step-card {
      background: var(--white);
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      position: relative;
    }
    .step-num {
      font-size: 36px;
      font-weight: 900;
      color: rgba(255, 85, 0, 0.15);
      position: absolute;
      top: 16px;
      right: 20px;
    }
    .step-card h4 {
      font-size: 18px;
      margin-bottom: 10px;
      margin-top: 10px;
    }
    .step-card p {
      font-size: 13px;
      color: var(--text-gray);
    }

    /* CASE CENTER SECTION (WITH MEDIA ASSETS) */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .case-card {
      background: var(--white);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .case-img-wrap {
      width: 100%;
      overflow: hidden;
      background: #f0f0f0;
    }
    .ai-page-image {
      width: 100%;
      height: auto;
      display: block;
      transition: var(--transition);
    }
    .case-card:hover .ai-page-image {
      transform: scale(1.03);
    }
    .case-info {
      padding: 20px;
    }
    .case-info h4 {
      font-size: 18px;
      margin-bottom: 8px;
    }
    .case-info p {
      font-size: 14px;
      color: var(--text-gray);
    }

    /* COMPARISON & EVALUATION */
    .comparison-wrapper {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 36px;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-color);
    }
    .rating-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: var(--primary-light);
      padding: 20px 30px;
      border-radius: var(--radius-sm);
      margin-bottom: 30px;
      flex-wrap: wrap;
      gap: 16px;
    }
    .rating-score {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .score-num {
      font-size: 38px;
      font-weight: 900;
      color: var(--primary);
    }
    .stars {
      color: #FFB800;
      font-size: 20px;
      letter-spacing: 2px;
    }
    .comparison-table-wrap {
      overflow-x: auto;
    }
    .comp-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 600px;
    }
    .comp-table th, .comp-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }
    .comp-table th {
      background: #F8FAFC;
      color: var(--dark);
      font-weight: 700;
    }
    .comp-table td.highlight {
      background: rgba(255, 85, 0, 0.03);
      color: var(--primary);
      font-weight: 600;
    }

    /* TOKEN PRICE COMPARISON */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .token-card {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-color);
      text-align: center;
    }
    .token-card h4 {
      font-size: 18px;
      margin-bottom: 12px;
    }
    .price-tag {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .price-desc {
      font-size: 13px;
      color: var(--text-gray);
    }

    /* REVIEWS SECTION */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: var(--white);
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-content {
      font-size: 14px;
      color: var(--dark-gray);
      margin-bottom: 20px;
      font-style: italic;
    }
    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary);
      color: var(--white);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 16px;
    }
    .reviewer-detail h5 {
      font-size: 15px;
      margin-bottom: 2px;
    }
    .reviewer-detail p {
      font-size: 12px;
      color: var(--text-gray);
    }

    /* FAQ SECTION */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--white);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      border: 1px solid var(--border-color);
      overflow: hidden;
    }
    .faq-question {
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--dark);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-question::after {
      content: "+";
      font-size: 22px;
      color: var(--primary);
      transition: var(--transition);
    }
    .faq-item.active .faq-question::after {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #FAFAFB;
    }
    .faq-answer-inner {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-gray);
      line-height: 1.7;
    }

    /* ARTICLES & NEWS */
    .news-box {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 30px;
      border: 1px solid var(--border-color);
    }
    .news-links-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-top: 16px;
    }
    .news-link-item {
      display: inline-block;
      padding: 8px 16px;
      background: var(--light-gray);
      border-radius: 6px;
      font-size: 14px;
      color: var(--dark-gray);
    }
    .news-link-item:hover {
      background: var(--primary-light);
      color: var(--primary);
    }

    /* CONTACT & FORM SECTION */
    .contact-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 40px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }
    .contact-info h3 {
      font-size: 24px;
      margin-bottom: 20px;
    }
    .contact-detail-list {
      list-style: none;
      margin-bottom: 30px;
    }
    .contact-detail-list li {
      margin-bottom: 14px;
      font-size: 15px;
      color: var(--dark-gray);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .qr-box {
      display: flex;
      align-items: center;
      gap: 20px;
      margin-top: 20px;
      padding-top: 20px;
      border-top: 1px solid var(--border-color);
    }
    .qr-box img {
      width: 110px;
      height: 110px;
      border-radius: 8px;
      border: 1px solid var(--border-color);
    }

    .form-group {
      margin-bottom: 18px;
    }
    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--dark-gray);
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
      background: #FAFAFC;
    }
    .form-control:focus {
      border-color: var(--primary);
      background: var(--white);
      box-shadow: 0 0 0 3px rgba(255,85,0,0.1);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* FOOTER */
    .site-footer {
      background: var(--dark);
      color: #A0A0B0;
      padding: 50px 0 20px 0;
      font-size: 14px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 2fr;
      gap: 30px;
      padding-bottom: 40px;
      border-bottom: 1px solid #2E2E3E;
    }
    .footer-brand h4 {
      color: var(--white);
      font-size: 20px;
      margin-bottom: 14px;
    }
    .footer-links h5 {
      color: var(--white);
      font-size: 16px;
      margin-bottom: 14px;
    }
    .footer-links ul {
      list-style: none;
    }
    .footer-links ul li {
      margin-bottom: 8px;
    }
    .footer-links ul li a:hover {
      color: var(--white);
    }

    .friend-links-box {
      margin-top: 20px;
    }
    .friend-links-box h6 {
      color: var(--white);
      margin-bottom: 10px;
      font-size: 14px;
    }
    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .friend-links-list a {
      color: #888899;
      font-size: 13px;
    }
    .friend-links-list a:hover {
      color: var(--primary);
    }

    .footer-bottom {
      padding-top: 20px;
      text-align: center;
      font-size: 13px;
      color: #777788;
    }

    /* FLOATING WIDGET */
    .float-widget {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: var(--primary);
      color: var(--white);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 16px rgba(255,85,0,0.4);
      cursor: pointer;
      font-size: 20px;
      transition: var(--transition);
    }
    .float-btn:hover {
      transform: scale(1.1);
    }

    /* RESPONSIVE MEDIA QUERIES */
    @media (max-width: 1024px) {
      .services-grid, .reviews-grid, .token-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-steps, .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .stat-card {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 16px;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 12px 16px;
        font-size: 16px;
      }
      .hero-title {
        font-size: 28px;
      }
      .about-card, .contact-container, .cases-grid, .services-grid, .reviews-grid, .token-grid, .process-steps {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
    }