/* Global Reset & Theme Variables */
    :root {
      --primary-color: #6b21a8;
      --primary-light: #9333ea;
      --primary-gradient: linear-gradient(135deg, #581c87 0%, #7e22ce 50%, #a855f7 100%);
      --accent-color: #c084fc;
      --accent-glow: rgba(168, 85, 247, 0.35);
      --bg-main: #fcfaff;
      --bg-card: #ffffff;
      --bg-soft: #f3e8ff;
      --text-main: #1e1b4b;
      --text-muted: #475569;
      --text-dark: #0f172a;
      --border-color: #e9d5ff;
      --radius: 12px;
      --shadow: 0 10px 25px -5px rgba(107, 33, 168, 0.08), 0 8px 10px -6px rgba(107, 33, 168, 0.04);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      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;
    }

    /* Container Utility */
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      width: 100%;
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .logo-wrapper {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .brand-name {
      font-size: 1.25rem;
      font-weight: 800;
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

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

    .nav-links li a {
      text-decoration: none;
      color: var(--text-dark);
      font-size: 0.92rem;
      font-weight: 600;
      padding: 8px 12px;
      border-radius: 6px;
      transition: var(--transition);
      display: inline-block;
    }

    .nav-links li a:hover {
      color: var(--primary-light);
      background: var(--bg-soft);
    }

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

    .btn-nav-primary {
      background: var(--primary-gradient);
      color: #ffffff !important;
      padding: 10px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: 700;
      font-size: 0.9rem;
      box-shadow: 0 4px 14px rgba(107, 33, 168, 0.3);
      transition: var(--transition);
    }

    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(107, 33, 168, 0.45);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--primary-color);
      cursor: pointer;
    }

    /* Hero Section - STRICTLY NO IMAGES */
    .hero-section {
      position: relative;
      padding: 90px 0 70px;
      background: radial-gradient(circle at 50% 20%, #f3e8ff 0%, #fcfaff 70%);
      overflow: hidden;
      text-align: center;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-glow-1 {
      position: absolute;
      top: -100px;
      left: 50%;
      transform: translateX(-50%);
      width: 600px;
      height: 400px;
      background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
      pointer-events: none;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 20px;
      font-size: 0.85rem;
      color: var(--primary-color);
      font-weight: 700;
      box-shadow: 0 2px 10px rgba(107, 33, 168, 0.05);
      margin-bottom: 24px;
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-dark);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title span {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-cta-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .btn-hero-primary {
      background: var(--primary-gradient);
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 700;
      padding: 14px 36px;
      border-radius: 30px;
      text-decoration: none;
      box-shadow: 0 8px 25px rgba(107, 33, 168, 0.35);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-hero-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 30px rgba(107, 33, 168, 0.5);
    }

    .btn-hero-secondary {
      background: #ffffff;
      color: var(--primary-color);
      border: 2px solid var(--border-color);
      font-size: 1.05rem;
      font-weight: 700;
      padding: 12px 32px;
      border-radius: 30px;
      text-decoration: none;
      transition: var(--transition);
    }

    .btn-hero-secondary:hover {
      background: var(--bg-soft);
      border-color: var(--primary-color);
    }

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .hero-stat-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 20px;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .hero-stat-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary-light);
    }

    .stat-number {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary-color);
      margin-bottom: 4px;
    }

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

    /* General Section Layout */
    .section-block {
      padding: 80px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .section-header {
      text-align: center;
      max-width: 750px;
      margin: 0 auto 50px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-light);
      background: var(--bg-soft);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
    }

    /* Card Grids */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .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-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: var(--shadow);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .card-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 35px -5px rgba(107, 33, 168, 0.15);
      border-color: var(--primary-light);
    }

    .card-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: var(--bg-soft);
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
      font-weight: 800;
    }

    .card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 10px;
    }

    .card-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      flex-grow: 1;
      line-height: 1.6;
    }

    /* Comparison Table Section */
    .compare-box {
      background: #ffffff;
      border: 2px solid var(--border-color);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .compare-score-banner {
      background: var(--primary-gradient);
      color: #ffffff;
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }

    .score-left h3 {
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 6px;
    }

    .score-left p {
      opacity: 0.9;
      font-size: 0.95rem;
    }

    .score-right {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .score-badge {
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(10px);
      padding: 12px 24px;
      border-radius: 12px;
      text-align: center;
      border: 1px solid rgba(255, 255, 255, 0.3);
    }

    .score-number {
      font-size: 2.2rem;
      font-weight: 900;
      line-height: 1;
      color: #fef08a;
    }

    .score-stars {
      color: #facc15;
      font-size: 1.2rem;
      margin-top: 4px;
    }

    .compare-table-wrapper {
      overflow-x: auto;
    }

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

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.92rem;
    }

    .compare-table th {
      background: #faf5ff;
      color: var(--text-dark);
      font-weight: 700;
    }

    .compare-table tr:hover {
      background: #fcf8ff;
    }

    .highlight-col {
      background: rgba(243, 232, 255, 0.4);
      font-weight: 700;
      color: var(--primary-color);
    }

    /* FAQ Accordion */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0,0,0,0.02);
    }

    .faq-question {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-dark);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-question:hover {
      color: var(--primary-color);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      padding: 0 24px;
      color: var(--text-muted);
      font-size: 0.93rem;
      line-height: 1.6;
      background: #faf5ff;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 16px 24px 20px;
    }

    .faq-item.active .faq-icon {
      transform: rotate(180deg);
    }

    .faq-icon {
      transition: transform 0.3s ease;
      color: var(--primary-color);
      font-weight: bold;
    }

    /* Reviews Section */
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 20px;
      padding-top: 16px;
      border-top: 1px solid var(--border-color);
    }

    .avatar-placeholder {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.9rem;
    }

    .author-info h4 {
      font-size: 0.95rem;
      color: var(--text-dark);
      font-weight: 700;
    }

    .author-info p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Form Section */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 40px;
      box-shadow: var(--shadow);
    }

    .contact-info-side h3 {
      font-size: 1.5rem;
      color: var(--text-dark);
      margin-bottom: 16px;
      font-weight: 800;
    }

    .contact-info-list {
      list-style: none;
      margin-top: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .contact-info-list li {
      font-size: 0.95rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .qr-container {
      margin-top: 24px;
      text-align: center;
      padding: 16px;
      background: var(--bg-soft);
      border-radius: var(--radius);
      width: 180px;
    }

    .qr-container img {
      width: 100%;
      height: auto;
      border-radius: 8px;
    }

    .qr-label {
      font-size: 0.82rem;
      color: var(--primary-color);
      font-weight: 700;
      margin-top: 6px;
    }

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

    .form-group label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-dark);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      font-size: 0.95rem;
      transition: var(--transition);
      background: #fdfcff;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-light);
      box-shadow: 0 0 0 3px rgba(147, 51, 234, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    .btn-submit {
      width: 100%;
      background: var(--primary-gradient);
      color: #ffffff;
      border: none;
      padding: 14px;
      border-radius: 8px;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 4px 15px rgba(107, 33, 168, 0.25);
    }

    .btn-submit:hover {
      opacity: 0.95;
      transform: translateY(-2px);
    }

    /* Media Library Display Components */
    .image-showcase {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .image-card {
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow);
    }

    .image-card img {
      width: 100%;
      height: auto;
      display: block;
      transition: var(--transition);
    }

    .image-card:hover img {
      transform: scale(1.03);
    }

    /* Footer */
    .site-footer {
      background: #0f172a;
      color: #cbd5e1;
      padding: 60px 0 30px;
      font-size: 0.9rem;
    }

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

    .footer-col h4 {
      color: #ffffff;
      font-size: 1.05rem;
      margin-bottom: 20px;
      font-weight: 700;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #94a3b8;
      text-decoration: none;
      transition: var(--transition);
    }

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

    .friendship-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 10px;
    }

    .friendship-links a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 0.85rem;
      background: #1e293b;
      padding: 4px 10px;
      border-radius: 4px;
      transition: var(--transition);
    }

    .friendship-links a:hover {
      color: #ffffff;
      background: var(--primary-color);
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 25px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 15px;
      color: #64748b;
      font-size: 0.85rem;
    }

    .ai-page-home-link {
      color: var(--accent-color);
      text-decoration: none;
      font-weight: bold;
    }

    /* Floating Customer Service Button */
    .float-cs-btn {
      position: fixed;
      bottom: 30px;
      right: 30px;
      z-index: 999;
      background: var(--primary-gradient);
      color: #ffffff;
      width: 56px;
      height: 56px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 25px rgba(107, 33, 168, 0.4);
      cursor: pointer;
      text-decoration: none;
      font-weight: 800;
      font-size: 0.8rem;
      border: 2px solid #ffffff;
      transition: var(--transition);
    }

    .float-cs-btn:hover {
      transform: scale(1.1);
    }

    /* Media Queries for Responsiveness */
    @media (max-width: 992px) {
      .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 2.2rem;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
      }
      .nav-links.active {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
      .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 1.8rem;
      }
      .hero-subtitle {
        font-size: 1rem;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .image-showcase {
        grid-template-columns: 1fr;
      }
    }