:root {
      --bg-main: #fdfbf7;
      --bg-card: #ffffff;
      --text-dark: #1e293b;
      --text-muted: #475569;
      --border-dark: #1e293b;
      --accent-yellow: #fde047;
      --accent-pink: #f472b6;
      --accent-blue: #38bdf8;
      --accent-green: #4ade80;
      --accent-orange: #fb923c;
      --accent-purple: #c084fc;
      --doodle-shadow: 4px 4px 0px #1e293b;
      --doodle-shadow-hover: 6px 6px 0px #1e293b;
      --radius-doodle: 16px 20px 14px 18px;
    }

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

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

    body {
      background-color: var(--bg-main);
      background-image: radial-gradient(#e2d9cc 1px, transparent 1px);
      background-size: 24px 24px;
      color: var(--text-dark);
      min-height: 100vh;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    .container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
      width: 100%;
    }

    /* Doodle components */
    .doodle-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 13px;
      font-weight: 700;
      color: var(--text-dark);
      border: 2px solid var(--border-dark);
      border-radius: 999px;
      box-shadow: 2px 2px 0px var(--border-dark);
      margin-bottom: 12px;
      background-color: var(--accent-yellow);
    }
    .doodle-tag.blue { background-color: var(--accent-blue); }
    .doodle-tag.pink { background-color: var(--accent-pink); }
    .doodle-tag.green { background-color: var(--accent-green); }
    .doodle-tag.purple { background-color: var(--accent-purple); }

    .doodle-card {
      background: var(--bg-card);
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-doodle);
      box-shadow: var(--doodle-shadow);
      padding: 24px;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      position: relative;
    }
    .doodle-card:hover {
      transform: translate(-2px, -2px);
      box-shadow: var(--doodle-shadow-hover);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 26px;
      font-size: 15px;
      font-weight: 700;
      border: 2px solid var(--border-dark);
      border-radius: 12px;
      box-shadow: 3px 3px 0px var(--border-dark);
      cursor: pointer;
      transition: all 0.15s ease;
      text-decoration: none;
      background-color: #ffffff;
      color: var(--text-dark);
      line-height: 1.2;
    }
    .btn:hover {
      transform: translate(-1px, -1px);
      box-shadow: 5px 5px 0px var(--border-dark);
    }
    .btn:active {
      transform: translate(2px, 2px);
      box-shadow: 1px 1px 0px var(--border-dark);
    }
    .btn-primary {
      background-color: var(--accent-yellow);
    }
    .btn-highlight {
      background-color: var(--accent-pink);
      color: #fff;
    }
    .btn-cyan {
      background-color: var(--accent-blue);
    }

    /* Header & Navigation */
    header.site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(253, 251, 247, 0.95);
      backdrop-filter: blur(8px);
      border-bottom: 2px solid var(--border-dark);
      padding: 10px 0;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 15px;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-wrap .ai-page-logo {
      height: 42px;
      width: auto;
      display: block;
      border-radius: 8px;
    }
    .brand-title-group {
      display: flex;
      flex-direction: column;
    }
    .brand-title {
      font-size: 18px;
      font-weight: 900;
      color: var(--text-dark);
      line-height: 1.1;
    }
    .brand-sub {
      font-size: 11px;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* Strict rule: .nav-links gap property set to 0 */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links li a {
      padding: 8px 12px;
      font-size: 14px;
      font-weight: 700;
      color: var(--text-dark);
      display: inline-block;
      transition: color 0.15s;
    }
    .nav-links li a:hover {
      color: #d946ef;
      text-decoration: underline;
      text-underline-offset: 4px;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .mobile-menu-btn {
      display: none;
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 8px;
      padding: 8px 12px;
      font-weight: bold;
      cursor: pointer;
    }

    /* Section Titles */
    .section-head {
      text-align: center;
      margin-bottom: 42px;
    }
    .section-head h2 {
      font-size: 32px;
      font-weight: 900;
      color: var(--text-dark);
      display: inline-block;
      position: relative;
      letter-spacing: -0.5px;
    }
    .section-head h2::after {
      content: '';
      display: block;
      height: 8px;
      background: var(--accent-yellow);
      border-radius: 4px;
      margin-top: -6px;
      transform: rotate(-1deg);
      z-index: -1;
      position: relative;
    }
    .section-head p {
      font-size: 16px;
      color: var(--text-muted);
      margin-top: 10px;
      max-width: 720px;
      margin-left: auto;
      margin-right: auto;
    }
    section {
      padding: 64px 0;
      position: relative;
    }

    /* Hero Section (STRICTLY NO IMAGES) */
    .hero-section {
      padding: 70px 0 60px 0;
      position: relative;
    }
    .hero-content {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-badge-wrap {
      margin-bottom: 18px;
    }
    .hero-title {
      font-size: 40px;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-dark);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-subtitle {
      font-size: 18px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 32px;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 16px;
      margin-bottom: 48px;
    }
    .hero-action-official {
      font-size: 17px;
      padding: 14px 34px;
      background-color: var(--accent-yellow);
      border: 3px solid var(--border-dark);
      box-shadow: 4px 4px 0px var(--border-dark);
    }
    .hero-features-bar {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 16px;
      margin-top: 24px;
    }
    .hero-stat-card {
      background: #ffffff;
      border: 2px solid var(--border-dark);
      border-radius: 14px;
      padding: 18px;
      box-shadow: 3px 3px 0px var(--border-dark);
      text-align: center;
    }
    .hero-stat-num {
      font-size: 26px;
      font-weight: 900;
      color: var(--text-dark);
      display: block;
    }
    .hero-stat-text {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* Model Wall Badges */
    .model-pill-wall {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 24px;
    }
    .model-pill {
      background: #ffffff;
      border: 2px solid var(--border-dark);
      padding: 6px 14px;
      border-radius: 99px;
      font-size: 13px;
      font-weight: 700;
      box-shadow: 2px 2px 0px var(--border-dark);
      transition: background-color 0.2s;
    }
    .model-pill:hover {
      background-color: var(--accent-blue);
    }

    /* Service Grid */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
      gap: 24px;
    }
    .service-item-title {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .service-item-title::before {
      content: '';
      width: 10px;
      height: 10px;
      background: var(--accent-pink);
      border: 2px solid var(--border-dark);
      border-radius: 3px;
      display: inline-block;
    }
    .service-item-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Workflow Steps */
    .workflow-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 20px;
    }
    .workflow-card {
      position: relative;
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 16px;
      padding: 24px;
      box-shadow: var(--doodle-shadow);
    }
    .step-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      background: var(--accent-yellow);
      border: 2px solid var(--border-dark);
      border-radius: 50%;
      font-weight: 900;
      font-size: 18px;
      margin-bottom: 14px;
      box-shadow: 2px 2px 0px var(--border-dark);
    }

    /* Comparison Section */
    .compare-wrap {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 20px;
      box-shadow: 6px 6px 0px var(--border-dark);
      overflow: hidden;
      margin-top: 24px;
    }
    .compare-header-box {
      background: var(--accent-yellow);
      border-bottom: 2px solid var(--border-dark);
      padding: 24px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }
    .score-badge {
      display: flex;
      align-items: center;
      gap: 12px;
      background: #fff;
      border: 2px solid var(--border-dark);
      padding: 10px 18px;
      border-radius: 14px;
      box-shadow: 3px 3px 0px var(--border-dark);
    }
    .score-num {
      font-size: 32px;
      font-weight: 900;
      color: #e11d48;
      line-height: 1;
    }
    .score-desc {
      font-size: 13px;
      font-weight: 700;
      color: var(--text-dark);
    }
    .table-container {
      width: 100%;
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #e2e8f0;
      font-size: 14px;
    }
    .compare-table th {
      background: #f8fafc;
      font-weight: 800;
      color: var(--text-dark);
      border-bottom: 2px solid var(--border-dark);
    }
    .compare-table tr:hover td {
      background: #fffef2;
    }
    .tag-better {
      background: #dcfce7;
      color: #166534;
      font-weight: 700;
      padding: 4px 8px;
      border-radius: 6px;
      border: 1px solid #86efac;
    }

    /* Reviews Grid */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 22px;
    }
    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--accent-blue);
      border: 2px solid var(--border-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 16px;
    }
    .review-user-name {
      font-weight: 800;
      font-size: 15px;
    }
    .review-user-role {
      font-size: 12px;
      color: var(--text-muted);
    }
    .review-quote {
      font-size: 14px;
      color: var(--text-dark);
      line-height: 1.65;
    }

    /* Images Showcase */
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
      margin-top: 24px;
    }
    .gallery-item {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 16px;
      overflow: hidden;
      box-shadow: var(--doodle-shadow);
      display: flex;
      flex-direction: column;
    }
    .gallery-item img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 2px solid var(--border-dark);
    }
    .gallery-caption {
      padding: 14px 18px;
      font-weight: 700;
      font-size: 14px;
    }

    /* FAQ Accordion */
    .faq-list {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 14px;
      box-shadow: 3px 3px 0px var(--border-dark);
      overflow: hidden;
    }
    .faq-q {
      padding: 16px 20px;
      font-weight: 800;
      font-size: 16px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #fff;
      user-select: none;
      transition: background 0.15s;
    }
    .faq-q:hover {
      background: #f8fafc;
    }
    .faq-toggle-icon {
      font-size: 20px;
      line-height: 1;
      font-weight: 900;
      transition: transform 0.2s ease;
    }
    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #fcfbf7;
      border-top: 1px dashed #cbd5e1;
    }
    .faq-a-inner {
      padding: 16px 20px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .faq-card.active .faq-toggle-icon {
      transform: rotate(45deg);
    }

    /* Contact & Form */
    .contact-container {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 32px;
      align-items: start;
    }
    .contact-info-panel {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 20px;
      padding: 30px;
      box-shadow: 5px 5px 0px var(--border-dark);
    }
    .qr-box {
      margin: 20px 0;
      text-align: center;
      padding: 16px;
      background: #fafaf9;
      border: 2px dashed var(--border-dark);
      border-radius: 12px;
    }
    .qr-box img {
      max-width: 140px;
      height: auto;
      border-radius: 8px;
      border: 2px solid var(--border-dark);
    }
    .contact-detail-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      font-size: 14px;
      font-weight: 600;
    }

    .form-panel {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 20px;
      padding: 32px;
      box-shadow: 5px 5px 0px var(--border-dark);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 14px;
      border: 2px solid var(--border-dark);
      border-radius: 10px;
      background: #fdfbf7;
      color: var(--text-dark);
      outline: none;
      transition: border-color 0.15s, background-color 0.15s;
    }
    .form-control:focus {
      background: #fff;
      border-color: #3b82f6;
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* Agent Banner */
    .agent-box {
      background: linear-gradient(135deg, #fef08a 0%, #fed7aa 100%);
      border: 3px solid var(--border-dark);
      border-radius: 20px;
      padding: 36px;
      box-shadow: 6px 6px 0px var(--border-dark);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .agent-content h3 {
      font-size: 26px;
      font-weight: 900;
      margin-bottom: 8px;
    }
    .agent-content p {
      font-size: 15px;
      color: #431407;
      font-weight: 600;
      max-width: 680px;
    }

    /* Articles & Links Section */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 16px;
      margin-bottom: 30px;
    }
    .news-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 12px;
      padding: 18px;
      box-shadow: 3px 3px 0px var(--border-dark);
      transition: all 0.2s;
    }
    .news-card:hover {
      transform: translate(-2px, -2px);
      box-shadow: 5px 5px 0px var(--border-dark);
    }
    .news-link {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-dark);
      display: block;
      margin-top: 6px;
      word-break: break-all;
    }

    .friend-links-box {
      background: #ffffff;
      border: 2px solid var(--border-dark);
      border-radius: 16px;
      padding: 24px;
      box-shadow: 4px 4px 0px var(--border-dark);
    }
    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 14px;
    }
    .friend-links-list a {
      background: #f1f5f9;
      border: 2px solid var(--border-dark);
      padding: 6px 14px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 700;
      transition: background 0.15s;
    }
    .friend-links-list a:hover {
      background: var(--accent-yellow);
    }

    /* Footer */
    footer.site-footer {
      background-color: #ffffff;
      border-top: 3px solid var(--border-dark);
      padding: 48px 0 28px 0;
      margin-top: 40px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 32px;
      margin-bottom: 36px;
    }
    .footer-col h4 {
      font-size: 16px;
      font-weight: 900;
      margin-bottom: 16px;
      position: relative;
      display: inline-block;
    }
    .footer-col h4::after {
      content: '';
      display: block;
      width: 100%;
      height: 4px;
      background: var(--accent-yellow);
      margin-top: 2px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 600;
    }
    .footer-bottom {
      border-top: 2px solid var(--border-dark);
      padding-top: 20px;
      text-align: center;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* Floating action dock */
    .floating-dock {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 46px;
      height: 46px;
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: 50%;
      box-shadow: 3px 3px 0px var(--border-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 18px;
      font-weight: 900;
      transition: transform 0.15s;
    }
    .float-btn:hover {
      transform: scale(1.1);
      background: var(--accent-yellow);
    }

    /* Responsive */
    @media (max-width: 992px) {
      .contact-container {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 32px;
      }
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 2px solid var(--border-dark);
        padding: 16px 20px;
        box-shadow: 0 8px 16px rgba(0,0,0,0.1);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li a {
        padding: 10px 0;
        width: 100%;
      }
    }
    @media (max-width: 600px) {
      .hero-title {
        font-size: 26px;
      }
      .hero-subtitle {
        font-size: 15px;
      }
      .section-head h2 {
        font-size: 26px;
      }
      .agent-box {
        padding: 24px 20px;
      }
    }