/* Global Resets & Theme (Dark Cyberpink) */
    :root {
      --bg-color: #0b0716;
      --bg-card: #150d2a;
      --bg-card-hover: #1f143d;
      --text-main: #f3f4f6;
      --text-muted: #9ca3af;
      --accent-pink: #ff2a85;
      --accent-purple: #9333ea;
      --accent-cyan: #06b6d4;
      --border-color: rgba(255, 42, 133, 0.25);
      --border-glow: rgba(147, 51, 234, 0.4);
      --container-width: 1200px;
    }

    * {
      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: var(--bg-color);
      color: var(--text-main);
    }

    body {
      line-height: 1.6;
      overflow-x: hidden;
      background: radial-gradient(circle at 50% 0%, #1e0b36 0%, #0b0716 70%);
    }

    /* Container Standard */
    .ai-container {
      max-width: var(--container-width);
      margin: 0 auto;
      padding: 0 20px;
      width: 100%;
    }

    /* Typography & Titles */
    h1, h2, h3, h4 {
      color: #ffffff;
      font-weight: 700;
      line-height: 1.3;
    }

    .section-title-wrap {
      text-align: center;
      margin-bottom: 45px;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(255, 42, 133, 0.15);
      border: 1px solid var(--accent-pink);
      color: var(--accent-pink);
      border-radius: 20px;
      font-size: 0.85rem;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 10px;
    }

    .section-main-title {
      font-size: 2rem;
      background: linear-gradient(90deg, #ffffff, #f472b6, #c084fc);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 12px;
    }

    .section-sub-title {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 700px;
      margin: 0 auto;
    }

    /* Buttons */
    .btn-cyber {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 600;
      color: #ffffff;
      background: linear-gradient(90deg, var(--accent-pink), var(--accent-purple));
      border: none;
      border-radius: 8px;
      cursor: pointer;
      text-decoration: none;
      box-shadow: 0 0 15px rgba(255, 42, 133, 0.4);
      transition: all 0.3s ease;
    }

    .btn-cyber:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 25px rgba(255, 42, 133, 0.7);
      color: #ffffff;
    }

    .btn-outline {
      background: transparent;
      border: 1px solid var(--accent-purple);
      color: #e2e8f0;
      box-shadow: none;
    }

    .btn-outline:hover {
      background: rgba(147, 51, 234, 0.2);
      border-color: var(--accent-pink);
    }

    /* Header & Navigation */
    .header-site {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 7, 22, 0.9);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 42, 133, 0.2);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }

    .logo-box {
      display: flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
    }

    .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
    }

    /* Requirement: .nav-links gap must be 0 */
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }

    .nav-links li a {
      color: var(--text-main);
      text-decoration: none;
      font-size: 0.92rem;
      padding: 8px 12px;
      transition: color 0.2s ease;
      white-space: nowrap;
    }

    .nav-links li a:hover {
      color: var(--accent-pink);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 1.5rem;
      cursor: pointer;
    }

    /* Section Wrapper Universal */
    .section-padding {
      padding: 70px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    /* Hero Section (No Image Allowed) */
    .hero-section {
      padding: 90px 0 70px;
      text-align: center;
      position: relative;
      background: radial-gradient(circle at 50% 30%, rgba(147, 51, 234, 0.15) 0%, transparent 60%);
    }

    .hero-h1 {
      font-size: 2.4rem;
      letter-spacing: -0.5px;
      margin-bottom: 20px;
      background: linear-gradient(135deg, #ffffff 0%, #ff7ac6 50%, #b87cff 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.1rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 30px;
      line-height: 1.7;
    }

    .hero-btn-group {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }

    .hero-badge-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-badge-item {
      background: rgba(21, 13, 42, 0.8);
      border: 1px solid rgba(255, 42, 133, 0.3);
      padding: 6px 14px;
      border-radius: 6px;
      font-size: 0.82rem;
      color: #d1d5db;
    }

    /* Metrics Grid */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
    }

    .metric-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      text-align: center;
      transition: transform 0.3s ease;
    }

    .metric-card:hover {
      transform: translateY(-4px);
      border-color: var(--accent-pink);
    }

    .metric-number {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--accent-pink);
      margin-bottom: 4px;
    }

    .metric-label {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    /* Services Grid */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
    }

    .service-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      transition: all 0.3s ease;
    }

    .service-card:hover {
      background: var(--bg-card-hover);
      border-color: var(--accent-purple);
      box-shadow: 0 10px 25px rgba(147, 51, 234, 0.2);
    }

    .service-card-title {
      font-size: 1.15rem;
      margin-bottom: 10px;
      color: #ffffff;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .service-card-title::before {
      content: "◆";
      color: var(--accent-pink);
      font-size: 0.8rem;
    }

    .service-card-desc {
      color: var(--text-muted);
      font-size: 0.9rem;
      line-height: 1.6;
    }

    /* Comparison Section */
    .comparison-wrapper {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 30px;
      margin-bottom: 30px;
    }

    .rating-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: linear-gradient(90deg, rgba(255, 42, 133, 0.2), rgba(147, 51, 234, 0.2));
      border: 1px solid var(--accent-pink);
      padding: 20px;
      border-radius: 12px;
      margin-bottom: 25px;
      flex-wrap: wrap;
      gap: 15px;
    }

    .rating-score {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--accent-pink);
    }

    .rating-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      margin-left: 8px;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
    }

    .cyber-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 650px;
    }

    .cyber-table th, .cyber-table td {
      padding: 14px 18px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.92rem;
    }

    .cyber-table th {
      background: rgba(147, 51, 234, 0.2);
      color: #ffffff;
    }

    .cyber-table td.highlight {
      color: var(--accent-pink);
      font-weight: 600;
      background: rgba(255, 42, 133, 0.05);
    }

    /* Media & Cases Gallery */
    .case-grid {
      display: grid;
      grid-template-columns: repeat( auto-fit, minmax(280px, 1fr) );
      gap: 20px;
    }

    .case-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
    }

    .case-card-img-wrap {
      width: 100%;
      overflow: hidden;
      background: #000;
    }

    .ai-page-image {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.4s ease;
    }

    .case-card:hover .ai-page-image {
      transform: scale(1.04);
    }

    .case-card-body {
      padding: 18px;
    }

    /* Process Timeline */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 15px;
    }

    .process-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 20px;
      border-radius: 12px;
      position: relative;
    }

    .process-step {
      font-size: 1.8rem;
      font-weight: 900;
      color: rgba(255, 42, 133, 0.3);
      position: absolute;
      top: 15px;
      right: 15px;
    }

    /* FAQ Accordion */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      padding: 18px 22px;
      background: none;
      border: none;
      color: #ffffff;
      font-size: 1rem;
      font-weight: 600;
      text-align: left;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .faq-question::after {
      content: "+";
      font-size: 1.4rem;
      color: var(--accent-pink);
      transition: transform 0.3s ease;
    }

    .faq-item.active .faq-question::after {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      padding: 0 22px;
      background: rgba(11, 7, 22, 0.4);
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 22px;
    }

    /* Reviews Section */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
      gap: 20px;
    }

    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 22px;
      border-radius: 12px;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }

    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent-pink), var(--accent-purple));
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #fff;
    }

    .review-role {
      font-size: 0.8rem;
      color: var(--accent-cyan);
    }

    /* Token Price Grid */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 15px;
    }

    .token-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 16px;
      text-align: center;
    }

    .token-name {
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
    }

    .token-price {
      color: var(--accent-pink);
      font-size: 1.1rem;
      font-weight: 700;
    }

    /* Form & Contact */
    .contact-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    .form-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 30px;
      border-radius: 16px;
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-group label {
      display: block;
      margin-bottom: 6px;
      font-size: 0.88rem;
      color: var(--text-main);
    }

    .form-input, .form-select, .form-textarea {
      width: 100%;
      padding: 12px;
      background: rgba(11, 7, 22, 0.8);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      color: #ffffff;
      font-size: 0.95rem;
    }

    .form-input:focus, .form-select:focus, .form-textarea:focus {
      outline: none;
      border-color: var(--accent-pink);
    }

    .contact-info-box {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .qr-wrap {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 20px;
      border-radius: 12px;
      text-align: center;
      max-width: 240px;
    }

    .qr-wrap img {
      width: 160px;
      height: 160px;
      object-fit: cover;
      margin-bottom: 10px;
      border-radius: 8px;
    }

    /* Article Links Grid */
    .article-links-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 15px;
      margin-top: 20px;
    }

    .article-link-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 14px;
      border-radius: 8px;
      text-decoration: none;
      color: var(--text-main);
      transition: border-color 0.2s;
    }

    .article-link-card:hover {
      border-color: var(--accent-pink);
    }

    /* Footer */
    .footer-site {
      background: #06030c;
      border-top: 1px solid rgba(255, 42, 133, 0.2);
      padding: 50px 0 30px;
      color: var(--text-muted);
      font-size: 0.88rem;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 2fr;
      gap: 30px;
      margin-bottom: 35px;
    }

    .footer-friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 10px;
    }

    .footer-friend-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.85rem;
    }

    .footer-friend-links a:hover {
      color: var(--accent-pink);
    }

    .footer-bottom {
      text-align: center;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    /* Back to Top */
    .back-top {
      position: fixed;
      bottom: 25px;
      right: 25px;
      width: 44px;
      height: 44px;
      background: var(--accent-pink);
      color: #fff;
      border: none;
      border-radius: 50%;
      cursor: pointer;
      display: none;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      box-shadow: 0 0 15px rgba(255, 42, 133, 0.5);
      z-index: 999;
    }

    /* Responsive */
    @media (max-width: 992px) {
      .metrics-grid, .process-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .contact-container {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: #0b0716;
        flex-direction: column;
        padding: 20px 0;
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.active {
        display: flex;
      }
      .hero-h1 {
        font-size: 1.7rem;
      }
      .metrics-grid, .process-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
    }