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

    :root {
      --blue: #2563eb;
      --blue-dark: #1d4ed8;
      --blue-light: #dbeafe;
      --blue-50: #eff6ff;
      --navy: #0f172a;
      --navy-light: #1e293b;
      --gray-50: #f8fafc;
      --gray-100: #f1f5f9;
      --gray-200: #e2e8f0;
      --gray-300: #cbd5e1;
      --gray-400: #94a3b8;
      --gray-500: #64748b;
      --gray-600: #475569;
      --gray-700: #334155;
      --gray-800: #1e293b;
      --gray-900: #0f172a;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      color: var(--gray-900);
      background: #ffffff;
      line-height: 1.6;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Navbar */
    .navbar {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--gray-200);
      height: 64px;
      display: flex;
      align-items: center;
    }

    .navbar .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }

    .navbar-logo {
      font-size: 20px;
      font-weight: 700;
      color: var(--gray-900);
      text-decoration: none;
      letter-spacing: -0.5px;
    }

    .navbar-logo span {
      color: var(--blue);
    }

    .navbar-links {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }

    .navbar-links a {
      font-size: 14px;
      font-weight: 500;
      color: var(--gray-600);
      text-decoration: none;
      transition: color 0.2s;
    }

    .navbar-links a:hover {
      color: var(--gray-900);
    }

    .navbar-links a.active {
      color: var(--blue);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      font-size: 14px;
      font-weight: 600;
      font-family: inherit;
      border-radius: 8px;
      border: none;
      cursor: pointer;
      text-decoration: none;
      transition: all 0.2s;
    }

    .btn-ghost {
      background: transparent;
      color: var(--gray-700);
    }

    .btn-ghost:hover {
      background: var(--gray-100);
    }

    .btn-primary {
      background: var(--blue);
      color: #fff;
    }

    .btn-primary:hover {
      background: var(--blue-dark);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    }

    .btn-outline {
      background: transparent;
      color: var(--blue);
      border: 2px solid var(--blue);
    }

    .btn-outline:hover {
      background: var(--blue-50);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--gray-700);
      margin: 5px 0;
    }

    /* Page Header */
    .page-header {
      padding: 140px 0 60px;
      background: var(--gray-50);
      border-bottom: 1px solid var(--gray-200);
      text-align: center;
    }

    .page-header h1 {
      font-size: 42px;
      font-weight: 700;
      letter-spacing: -1px;
      margin-bottom: 12px;
    }

    .page-header p {
      font-size: 17px;
      color: var(--gray-500);
      max-width: 600px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* Pricing Grid */
    .pricing-section {
      padding: 64px 0 100px;
    }

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      align-items: start;
    }

    .pricing-card {
      background: #fff;
      border: 1px solid var(--gray-200);
      border-radius: 14px;
      padding: 36px 28px;
      transition: all 0.2s;
      position: relative;
    }

    .pricing-card:hover {
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
      transform: translateY(-2px);
    }

    .pricing-card.highlighted {
      border-color: var(--blue);
      box-shadow: 0 8px 32px rgba(37, 99, 235, 0.12);
    }

    .pricing-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--blue);
      color: #fff;
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      padding: 4px 16px;
      border-radius: 20px;
    }

    .pricing-plan {
      font-size: 13px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: var(--gray-400);
      margin-bottom: 12px;
    }

    .pricing-price {
      font-size: 40px;
      font-weight: 700;
      letter-spacing: -1px;
      margin-bottom: 4px;
      line-height: 1;
    }

    .pricing-price .currency {
      font-size: 20px;
      font-weight: 600;
      vertical-align: top;
      margin-right: 2px;
    }

    .pricing-price .period {
      font-size: 15px;
      font-weight: 400;
      color: var(--gray-400);
    }

    .pricing-desc {
      font-size: 14px;
      color: var(--gray-500);
      margin: 16px 0 24px;
      line-height: 1.5;
    }

    .pricing-features {
      list-style: none;
      margin-bottom: 28px;
    }

    .pricing-features li {
      font-size: 14px;
      color: var(--gray-600);
      padding: 8px 0;
      border-bottom: 1px solid var(--gray-100);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .pricing-features li:last-child {
      border-bottom: none;
    }

    .check {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--blue-light);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .check::after {
      content: '';
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--blue);
    }

    .pricing-card .btn {
      width: 100%;
      justify-content: center;
      padding: 12px 20px;
    }

    /* FAQ */
    .faq-section {
      padding: 80px 0;
      background: var(--gray-50);
    }

    .faq-title {
      font-size: 28px;
      font-weight: 700;
      letter-spacing: -0.5px;
      margin-bottom: 40px;
      text-align: center;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      padding: 24px;
      background: #fff;
      border: 1px solid var(--gray-200);
      border-radius: 12px;
    }

    .faq-item h3 {
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 8px;
    }

    .faq-item p {
      font-size: 14px;
      color: var(--gray-500);
      line-height: 1.6;
    }

    /* Footer */
    .footer {
      padding: 48px 0;
      border-top: 1px solid var(--gray-200);
    }

    .footer .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .footer-brand {
      font-size: 16px;
      font-weight: 600;
      color: var(--gray-900);
    }

    .footer-brand span {
      color: var(--blue);
    }

    .footer-links {
      display: flex;
      gap: 24px;
      list-style: none;
    }

    .footer-links a {
      font-size: 13px;
      color: var(--gray-500);
      text-decoration: none;
      transition: color 0.2s;
    }

    .footer-links a:hover {
      color: var(--gray-900);
    }

    .footer-copy {
      font-size: 13px;
      color: var(--gray-400);
    }

    @media (max-width: 1024px) {
      .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .navbar-links {
        display: none;
      }

      .menu-toggle {
        display: block;
      }

      .page-header {
        padding: 100px 0 40px;
      }

      .page-header h1 {
        font-size: 32px;
      }

      .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin: 0 auto;
      }

      .faq-grid {
        grid-template-columns: 1fr;
      }

      .footer .container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
      }

      .footer-links {
        display: contents;
      }
    }