/* CSS Variables & Global Reset */
    :root {
      --primary: #4f46e5;
      --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
      --doodle-yellow: #fde047;
      --doodle-pink: #f472b6;
      --doodle-cyan: #38bdf8;
      --doodle-green: #4ade80;
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --border-color: #e2e8f0;
      --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
      --shadow-doodle: 4px 4px 0px #0f172a;
      --shadow-doodle-hover: 6px 6px 0px #0f172a;
      --radius-lg: 18px;
      --radius-md: 12px;
      --max-width: 1240px;
    }

    * {
      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-main);
      color: var(--text-main);
      line-height: 1.6;
    }

    body {
      overflow-x: hidden;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

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

    /* Decorative Artistic Accents */
    .badge-doodle {
      display: inline-block;
      padding: 6px 16px;
      background: var(--doodle-yellow);
      color: var(--text-main);
      font-weight: 700;
      font-size: 0.85rem;
      border: 2px solid var(--text-main);
      border-radius: 30px;
      box-shadow: 2px 2px 0px var(--text-main);
      margin-bottom: 12px;
      transform: rotate(-1deg);
    }

    .badge-cyan { background: var(--doodle-cyan); transform: rotate(1deg); }
    .badge-pink { background: var(--doodle-pink); transform: rotate(-1.5deg); color: #fff; }
    .badge-green { background: var(--doodle-green); transform: rotate(1deg); }

    /* Header Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid var(--text-main);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

    .brand-logo-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .ai-page-logo {
      height: 42px;
      width: auto;
      object-fit: contain;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    /* SPECIFIC REQUIREMENT: .nav-links gap set to 0 */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-links li a {
      text-decoration: none;
      color: var(--text-main);
      font-weight: 600;
      font-size: 0.92rem;
      padding: 8px 10px;
      border-radius: 8px;
      transition: all 0.2s ease;
      white-space: nowrap;
    }

    .nav-links li a:hover {
      background-color: var(--doodle-yellow);
      color: var(--text-main);
      transform: translateY(-1px);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn-header {
      padding: 9px 18px;
      border-radius: 10px;
      font-weight: 700;
      text-decoration: none;
      font-size: 0.9rem;
      border: 2px solid var(--text-main);
      box-shadow: 2px 2px 0px var(--text-main);
      transition: all 0.2s ease;
    }

    .btn-portal {
      background: var(--doodle-cyan);
      color: var(--text-main);
    }

    .btn-portal:hover {
      transform: translate(-2px, -2px);
      box-shadow: 4px 4px 0px var(--text-main);
    }

    .btn-cta {
      background: var(--primary-gradient);
      color: #ffffff;
      border-color: var(--text-main);
    }

    .btn-cta:hover {
      transform: translate(-2px, -2px);
      box-shadow: 4px 4px 0px var(--text-main);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      padding: 6px 10px;
      font-size: 1.2rem;
      cursor: pointer;
    }

    /* Hero Section - STRICTLY NO IMAGES */
    .hero-section {
      padding: 80px 0 60px;
      background: radial-gradient(circle at 10% 20%, rgba(253, 224, 71, 0.25) 0%, rgba(255, 255, 255, 0) 50%),
                  radial-gradient(circle at 90% 80%, rgba(56, 189, 248, 0.25) 0%, rgba(255, 255, 255, 0) 50%);
      border-bottom: 2px solid var(--text-main);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .hero-text h1 {
      font-size: 2.3rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .hero-text p {
      font-size: 1.1rem;
      color: var(--text-muted);
      margin-bottom: 30px;
      max-width: 650px;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 35px;
    }

    .tag-item {
      background: #ffffff;
      border: 2px solid var(--text-main);
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.88rem;
      font-weight: 700;
      box-shadow: 2px 2px 0px var(--text-main);
    }

    .hero-btns {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
    }

    .btn-hero-main {
      padding: 14px 32px;
      font-size: 1.05rem;
      font-weight: 800;
      color: #ffffff;
      background: var(--text-main);
      border: 2px solid var(--text-main);
      border-radius: 12px;
      text-decoration: none;
      box-shadow: 4px 4px 0px var(--doodle-pink);
      transition: all 0.2s ease;
    }

    .btn-hero-main:hover {
      transform: translate(-2px, -2px);
      box-shadow: 6px 6px 0px var(--doodle-pink);
    }

    .btn-hero-sub {
      padding: 14px 28px;
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-main);
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 12px;
      text-decoration: none;
      box-shadow: 4px 4px 0px var(--doodle-yellow);
      transition: all 0.2s ease;
    }

    .btn-hero-sub:hover {
      transform: translate(-2px, -2px);
      box-shadow: 6px 6px 0px var(--doodle-yellow);
    }

    /* Hero Right Side CSS Metric Graphic Box (No Images!) */
    .hero-graphic-box {
      background: #ffffff;
      border: 3px solid var(--text-main);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-doodle);
      position: relative;
    }

    .hero-graphic-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 2px dashed var(--border-color);
      padding-bottom: 15px;
      margin-bottom: 20px;
    }

    .dot-group {
      display: flex;
      gap: 8px;
    }
    .dot { width: 12px; height: 12px; border-radius: 50%; border: 1.5px solid var(--text-main); }
    .dot-r { background: #ef4444; }
    .dot-y { background: #eab308; }
    .dot-g { background: #22c55e; }

    .hero-stat-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .stat-card {
      background: var(--bg-main);
      border: 2px solid var(--text-main);
      padding: 16px;
      border-radius: var(--radius-md);
    }

    .stat-num {
      font-size: 1.6rem;
      font-weight: 900;
      color: var(--primary);
    }

    .stat-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* Section Global Headers */
    .section-block {
      padding: 80px 0;
      border-bottom: 2px solid var(--text-main);
    }

    .section-block:nth-child(even) {
      background: #ffffff;
    }

    .section-header {
      text-align: center;
      margin-bottom: 50px;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 900;
      color: var(--text-main);
      margin-top: 5px;
      letter-spacing: -0.5px;
    }

    .section-subtitle {
      font-size: 1rem;
      color: var(--text-muted);
      margin-top: 10px;
      max-width: 680px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Grid & Cards */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 25px;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
    }

    .card-doodle {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-doodle);
      transition: all 0.25s ease;
      position: relative;
    }

    .card-doodle:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-doodle-hover);
    }

    .card-icon-box {
      width: 52px;
      height: 52px;
      border: 2px solid var(--text-main);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 18px;
      background: var(--doodle-yellow);
      box-shadow: 2px 2px 0px var(--text-main);
    }

    .card-title {
      font-size: 1.2rem;
      font-weight: 800;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .card-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Platform Intro / About Section */
    .about-content-box {
      background: #ffffff;
      border: 3px solid var(--text-main);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-doodle);
    }

    .about-feature-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .about-feature-item {
      padding: 16px;
      background: var(--bg-main);
      border: 2px solid var(--text-main);
      border-radius: 10px;
    }

    .about-feature-item h4 {
      font-weight: 800;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    /* Workflow Cards Grid */
    .scene-tag {
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 8px;
      background: var(--doodle-pink);
      color: #fff;
      border-radius: 4px;
      float: right;
    }

    /* Media Library Section & Promo Assets */
    .media-showcase-box {
      margin-top: 30px;
      padding: 25px;
      background: #f1f5f9;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      text-align: center;
    }

    .media-showcase-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 15px;
      margin-top: 20px;
    }

    .media-showcase-grid img {
      width: 100%;
      height: 180px;
      object-fit: cover;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      box-shadow: 2px 2px 0px var(--text-main);
    }

    .media-dual-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 20px;
      margin-top: 20px;
    }

    .media-dual-grid img {
      width: 100%;
      height: 220px;
      object-fit: cover;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      box-shadow: 2px 2px 0px var(--text-main);
    }

    /* Compare Review Section (Strict Rules: 5 Stars, 9.9/10 Score) */
    .review-score-banner {
      background: linear-gradient(135deg, #fde047 0%, #38bdf8 100%);
      border: 3px solid var(--text-main);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-doodle);
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 40px;
    }

    .score-big {
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--text-main);
      line-height: 1;
    }

    .stars-box {
      font-size: 1.5rem;
      color: #eab308;
      margin-top: 5px;
    }

    .compare-table-wrapper {
      overflow-x: auto;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      background: #ffffff;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      border-right: 1px solid var(--border-color);
    }

    .compare-table th {
      background: #f8fafc;
      font-weight: 800;
      color: var(--text-main);
    }

    .compare-table tr:hover {
      background: #f1f5f9;
    }

    .highlight-col {
      background: rgba(253, 224, 71, 0.15);
      font-weight: 700;
    }

    /* Process Timeline */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      padding: 24px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      position: relative;
    }

    .step-num {
      width: 36px;
      height: 36px;
      background: var(--doodle-pink);
      color: #fff;
      font-weight: 800;
      border: 2px solid var(--text-main);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 15px;
    }

    /* Token Price Table */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .token-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: var(--shadow-doodle);
    }

    .token-price {
      font-size: 1.4rem;
      font-weight: 900;
      color: var(--primary);
      margin: 10px 0;
    }

    /* User Reviews 6 Cards */
    .testimonial-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-doodle);
    }

    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }

    .avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      border: 2px solid var(--text-main);
      background: var(--doodle-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: var(--text-main);
    }

    .user-info h5 { font-size: 1rem; font-weight: 800; }
    .user-info span { font-size: 0.8rem; color: var(--text-muted); }

    /* FAQ Accordion */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      box-shadow: 3px 3px 0px var(--text-main);
      overflow: hidden;
    }

    .faq-question {
      padding: 18px 24px;
      font-weight: 800;
      font-size: 1.05rem;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      background: #ffffff;
    }

    .faq-question:hover {
      background: #f8fafc;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
      padding: 0 24px;
      background: #fafafa;
      color: var(--text-muted);
      font-size: 0.95rem;
      border-top: 0px solid transparent;
    }

    .faq-item.active .faq-answer {
      max-height: 500px;
      padding: 16px 24px 20px;
      border-top: 1px dashed var(--border-color);
    }

    .faq-icon {
      font-weight: 900;
      font-size: 1.2rem;
      transition: transform 0.3s ease;
    }

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

    /* Contact & Form Section */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
    }

    .contact-info-card {
      background: #ffffff;
      border: 3px solid var(--text-main);
      border-radius: var(--radius-lg);
      padding: 35px;
      box-shadow: var(--shadow-doodle);
    }

    .qr-box {
      margin-top: 20px;
      padding: 15px;
      border: 2px solid var(--text-main);
      border-radius: 12px;
      display: inline-block;
      background: #ffffff;
      text-align: center;
    }

    .qr-box img {
      width: 140px;
      height: 140px;
      object-fit: contain;
    }

    .form-card {
      background: #ffffff;
      border: 3px solid var(--text-main);
      border-radius: var(--radius-lg);
      padding: 35px;
      box-shadow: var(--shadow-doodle);
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-group label {
      display: block;
      font-weight: 700;
      margin-bottom: 8px;
      font-size: 0.92rem;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 2px solid var(--text-main);
      border-radius: 10px;
      font-size: 0.95rem;
      outline: none;
      transition: border-color 0.2s ease;
      background: #ffffff;
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    }

    .btn-submit {
      width: 100%;
      padding: 14px;
      background: var(--doodle-green);
      color: var(--text-main);
      font-weight: 800;
      font-size: 1.05rem;
      border: 2px solid var(--text-main);
      border-radius: 10px;
      cursor: pointer;
      box-shadow: 3px 3px 0px var(--text-main);
      transition: all 0.2s ease;
    }

    .btn-submit:hover {
      transform: translate(-2px, -2px);
      box-shadow: 5px 5px 0px var(--text-main);
    }

    /* Articles & Encylopedia Section */
    .article-links-box {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-doodle);
    }

    .article-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 15px;
    }

    .article-links-list li a {
      color: var(--primary);
      text-decoration: none;
      font-weight: 700;
      word-break: break-all;
    }

    .article-links-list li a:hover {
      text-decoration: underline;
    }

    /* Footer Section */
    .site-footer {
      background: #0f172a;
      color: #ffffff;
      padding: 60px 0 30px;
      border-top: 3px solid var(--text-main);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      font-size: 1.1rem;
      font-weight: 800;
      margin-bottom: 20px;
      color: var(--doodle-yellow);
    }

    .footer-col p, .footer-col li {
      font-size: 0.9rem;
      color: #94a3b8;
      line-height: 1.8;
    }

    .footer-col ul {
      list-style: none;
    }

    .footer-col a {
      color: #cbd5e1;
      text-decoration: none;
      transition: color 0.2s ease;
    }

    .footer-col a:hover {
      color: var(--doodle-cyan);
    }

    .friend-links-area {
      border-top: 1px solid #334155;
      padding-top: 25px;
      margin-top: 25px;
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      align-items: center;
    }

    .friend-links-area span {
      font-weight: 700;
      color: #94a3b8;
      font-size: 0.9rem;
    }

    .friend-links-area a {
      color: #cbd5e1;
      text-decoration: none;
      font-size: 0.88rem;
    }

    .friend-links-area a:hover {
      color: var(--doodle-yellow);
    }

    .copyright-bar {
      border-top: 1px solid #1e293b;
      padding-top: 25px;
      text-align: center;
      font-size: 0.85rem;
      color: #64748b;
    }

    /* Floating Customer Service Button */
    .float-cs-btn {
      position: fixed;
      bottom: 30px;
      right: 30px;
      z-index: 999;
      background: var(--doodle-yellow);
      color: var(--text-main);
      border: 2px solid var(--text-main);
      border-radius: 50px;
      padding: 12px 20px;
      font-weight: 800;
      text-decoration: none;
      box-shadow: 4px 4px 0px var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
      transition: all 0.2s ease;
    }

    .float-cs-btn:hover {
      transform: translate(-2px, -2px);
      box-shadow: 6px 6px 0px var(--text-main);
    }

    /* Responsive Design Adjustments */
    @media (max-width: 1024px) {
      .hero-grid, .contact-grid, .media-dual-grid { grid-template-columns: 1fr; }
      .grid-4 { grid-template-columns: repeat(2, 1fr); }
      .grid-3 { grid-template-columns: repeat(2, 1fr); }
      .process-steps { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .about-feature-list { grid-template-columns: 1fr; }
    }

    @media (max-width: 768px) {
      .header-inner { position: relative; }
      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 2px solid var(--text-main);
        flex-direction: column;
        padding: 15px;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
      }
      .nav-links.active { display: flex; }
      .mobile-menu-btn { display: block; }
      .grid-3, .grid-4, .grid-2, .token-grid, .process-steps, .media-showcase-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .hero-text h1 { font-size: 1.8rem; }
      .review-score-banner { flex-direction: column; text-align: center; gap: 15px; }
    }