/* CSS Reset & Base Styles */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      background-color: #f8fafc;
      color: #0f172a;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.2s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* Container System */
    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }

    /* Vibrant Accent Typography & Badges */
    .gradient-text {
      background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      padding: 0.35rem 0.85rem;
      border-radius: 9999px;
      font-size: 0.85rem;
      font-weight: 600;
      background: rgba(99, 102, 241, 0.1);
      color: #4f46e5;
      border: 1px solid rgba(99, 102, 241, 0.2);
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background-color: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid #e2e8f0;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-weight: 800;
      font-size: 1.35rem;
      color: #0f172a;
    }
    .brand-logo img {
      max-height: 40px;
      width: auto;
    }
    .nav-menu {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0; /* Strictly required by spec */
    }
    .nav-links li a {
      display: block;
      padding: 0.5rem 0.85rem;
      font-size: 0.95rem;
      font-weight: 500;
      color: #334155;
      border-radius: 0.375rem;
    }
    .nav-links li a:hover {
      color: #4f46e5;
      background-color: #f1f5f9;
    }
    .header-cta {
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.65rem 1.35rem;
      border-radius: 0.5rem;
      font-size: 0.95rem;
      font-weight: 600;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
      box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    }
    .btn-primary {
      background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
      color: #ffffff;
      box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.35);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px 0 rgba(79, 70, 229, 0.45);
    }
    .btn-outline {
      background-color: #ffffff;
      color: #0f172a;
      border-color: #cbd5e1;
    }
    .btn-outline:hover {
      border-color: #4f46e5;
      color: #4f46e5;
      background-color: #f8fafc;
    }
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: #0f172a;
      cursor: pointer;
    }

    /* Section Components */
    .section-padding {
      padding-top: 5rem;
      padding-bottom: 5rem;
    }
    .section-title-wrapper {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 3.5rem auto;
    }
    .section-title-wrapper h2 {
      font-size: 2.25rem;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.02em;
      margin-top: 0.5rem;
      margin-bottom: 1rem;
    }
    .section-title-wrapper p {
      font-size: 1.1rem;
      color: #64748b;
    }

    /* Hero Section (Strictly NO IMAGES) */
    .hero-section {
      position: relative;
      padding-top: 6rem;
      padding-bottom: 6rem;
      background: radial-gradient(circle at 50% 0%, #e0e7ff 0%, #f8fafc 70%);
      overflow: hidden;
    }
    .hero-container {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-badge-group {
      display: flex;
      justify-content: center;
      gap: 0.5rem;
      margin-bottom: 1.5rem;
      flex-wrap: wrap;
    }
    .hero-title {
      font-size: 3rem;
      line-height: 1.15;
      font-weight: 900;
      letter-spacing: -0.03em;
      color: #0f172a;
      margin-bottom: 1.25rem;
    }
    .hero-subtitle {
      font-size: 1.25rem;
      color: #475569;
      margin-bottom: 2.5rem;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 1.25rem;
      margin-bottom: 3rem;
      flex-wrap: wrap;
    }
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid #e2e8f0;
      border-radius: 1rem;
      padding: 2rem;
      box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05);
    }
    .stat-card-number {
      font-size: 2.25rem;
      font-weight: 800;
      color: #4f46e5;
    }
    .stat-card-label {
      font-size: 0.9rem;
      color: #64748b;
      font-weight: 500;
    }

    /* Model Pill Tags */
    .model-tags-wrapper {
      margin-top: 2.5rem;
      background: #ffffff;
      padding: 1.25rem;
      border-radius: 0.75rem;
      border: 1px solid #e2e8f0;
    }
    .model-tags-title {
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      color: #94a3b8;
      margin-bottom: 0.75rem;
      letter-spacing: 0.05em;
    }
    .model-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      justify-content: center;
    }
    .model-tag {
      background: #f1f5f9;
      color: #334155;
      padding: 0.25rem 0.65rem;
      border-radius: 0.25rem;
      font-size: 0.8rem;
      font-weight: 600;
      border: 1px solid #e2e8f0;
    }

    /* Cards & Grid Styling */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
    }

    .feature-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 1rem;
      padding: 2rem;
      transition: all 0.3s ease;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
      display: flex;
      flex-direction: column;
    }
    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08);
      border-color: #c7d2fe;
    }
    .feature-icon {
      width: 48px;
      height: 48px;
      background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
      border-radius: 0.75rem;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      color: #4f46e5;
      margin-bottom: 1.25rem;
    }
    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 0.75rem;
    }
    .feature-card p {
      font-size: 0.95rem;
      color: #64748b;
      flex-grow: 1;
    }

    /* Process Steps */
    .step-card {
      background: #ffffff;
      border-radius: 1rem;
      padding: 1.75rem;
      border: 1px solid #e2e8f0;
      position: relative;
    }
    .step-number {
      font-size: 2.5rem;
      font-weight: 900;
      color: #e0e7ff;
      position: absolute;
      top: 1rem;
      right: 1.25rem;
    }

    /* Comparison Table */
    .comparison-container {
      background: #ffffff;
      border-radius: 1rem;
      border: 1px solid #e2e8f0;
      overflow: hidden;
      box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }
    .comparison-header {
      background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
      color: #ffffff;
      padding: 2rem;
      text-align: center;
    }
    .comparison-score {
      font-size: 3.5rem;
      font-weight: 900;
      color: #f59e0b;
      margin: 0.5rem 0;
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .comparison-table th, .comparison-table td {
      padding: 1.25rem 1.5rem;
      border-bottom: 1px solid #f1f5f9;
    }
    .comparison-table th {
      background-color: #f8fafc;
      font-weight: 700;
      color: #334155;
    }
    .comparison-table tr:last-child td {
      border-bottom: none;
    }
    .highlight-cell {
      background-color: #f0fdf4;
      font-weight: 700;
      color: #166534;
    }

    /* Pricing Card */
    .price-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 1rem;
      padding: 2.25rem;
      text-align: center;
      position: relative;
    }
    .price-card.popular {
      border: 2px solid #4f46e5;
      box-shadow: 0 10px 25px -5px rgba(79, 70, 229, 0.2);
    }
    .price-amount {
      font-size: 2.5rem;
      font-weight: 900;
      color: #0f172a;
      margin: 1rem 0;
    }

    /* FAQ Accordion */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.25rem;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 0.75rem;
      padding: 1.25rem 1.5rem;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .faq-item:hover {
      border-color: #cbd5e1;
    }
    .faq-question {
      font-weight: 700;
      font-size: 1.05rem;
      color: #0f172a;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .faq-answer {
      margin-top: 0.75rem;
      font-size: 0.95rem;
      color: #64748b;
      display: none;
      border-top: 1px dashed #e2e8f0;
      padding-top: 0.75rem;
    }
    .faq-item.active .faq-answer {
      display: block;
    }
    .faq-item.active .faq-icon {
      transform: rotate(180deg);
    }
    .faq-icon {
      transition: transform 0.2s ease;
    }

    /* Form Design */
    .form-box {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 1rem;
      padding: 2.5rem;
      box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05);
    }
    .form-group {
      margin-bottom: 1.25rem;
    }
    .form-label {
      display: block;
      font-weight: 600;
      font-size: 0.9rem;
      color: #334155;
      margin-bottom: 0.5rem;
    }
    .form-input, .form-select, .form-textarea {
      width: 100%;
      padding: 0.75rem 1rem;
      border: 1px solid #cbd5e1;
      border-radius: 0.5rem;
      font-size: 0.95rem;
      outline: none;
      transition: border-color 0.2s ease;
    }
    .form-input:focus, .form-select:focus, .form-textarea:focus {
      border-color: #4f46e5;
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    }

    /* Image Gallery Grid */
    .media-card {
      background: #ffffff;
      border-radius: 0.75rem;
      overflow: hidden;
      border: 1px solid #e2e8f0;
    }
    .media-card-body {
      padding: 1.25rem;
    }

    /* Footer */
    .site-footer {
      background-color: #0f172a;
      color: #94a3b8;
      padding-top: 4rem;
      padding-bottom: 2rem;
      border-top: 1px solid #1e293b;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 3rem;
      margin-bottom: 3rem;
    }
    .footer-col h4 {
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 0.75rem;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.875rem;
    }
    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      margin-top: 1.5rem;
      padding-top: 1.5rem;
      border-top: 1px solid #1e293b;
    }

    /* Floating Customer Service */
    .float-widget {
      position: fixed;
      right: 1.5rem;
      bottom: 1.5rem;
      z-index: 99;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #4f46e5;
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 12px rgba(0,0,0,0.15);
      cursor: pointer;
      font-size: 1.25rem;
      transition: transform 0.2s ease;
    }
    .float-btn:hover {
      transform: scale(1.1);
    }

    /* Responsive Adjustments */
    @media (max-width: 1024px) {
      .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);
      }
    }
    @media (max-width: 768px) {
      .hero-title {
        font-size: 2rem;
      }
      .grid-2, .grid-3, .grid-4, .faq-grid {
        grid-template-columns: 1fr;
      }
      .mobile-toggle {
        display: block;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 1rem;
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
        border-bottom: 1px solid #e2e8f0;
      }
      .nav-menu.active {
        display: block;
      }
      .nav-links {
        flex-direction: column;
        align-items: flex-start;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        padding: 0.75rem 1rem;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
      }
    }