:root {
      --primary: #0d1b2a;
      --secondary: #1b263b;
      --accent: #00bfa5;
      --highlight: #1565c0;
      --light: #f4f6fa;
      --dark: #1a1a1a;
    }

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

    body {
      font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
      background-color: var(--light);
      color: #333;
      line-height: 1.6;
    }

    header {
      background: linear-gradient(135deg, var(--primary), var(--highlight));
      color: white;
      padding: 4rem 1rem;
      text-align: center;
    }

    header h1 {
      font-size: 2.8rem;
      font-weight: 700;
      margin-bottom: 1rem;
    }

    header p {
      font-size: 1.2rem;
      max-width: 700px;
      margin: 0 auto;
      opacity: 0.9;
    }

    .container {
      max-width: 1100px;
      margin: 0 auto;
      padding: 2rem 1rem;
    }

    .card {
      background: white;
      border-radius: 10px;
      box-shadow: 0 3px 8px rgba(0, 0, 0, 0.08);
      padding: 2rem;
      margin-bottom: 2rem;
      transition: all 0.3s ease;
    }

    .card:hover {
      transform: translateY(-3px);
    }

    h2 {
      color: var(--primary);
      margin-bottom: 1rem;
      border-left: 5px solid var(--accent);
      padding-left: 0.8rem;
    }

    .highlight {
      background: linear-gradient(120deg, #e3f2fd, #e0f7fa);
      padding: 1rem;
      border-left: 4px solid var(--highlight);
      border-radius: 0 6px 6px 0;
      margin-bottom: 1.5rem;
    }

    .why-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 1.5rem;
    }

    .why-card {
      background: white;
      border-radius: 8px;
      padding: 1.2rem;
      border-top: 4px solid var(--accent);
      text-align: center;
      box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    }

    .why-card h3 {
      color: var(--highlight);
      margin-bottom: 0.5rem;
    }

    table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 1.5rem;
    }

    th, td {
      border-bottom: 1px solid #e0e0e0;
      padding: 14px 16px;
      text-align: left;
    }

    th {
      background-color: var(--primary);
      color: white;
      font-weight: 600;
    }

    tr:nth-child(even) {
      background-color: #f9fafc;
    }

    footer {
      background-color: var(--secondary);
      color: white;
      text-align: center;
      padding: 2rem 1rem;
    }

    footer p {
      opacity: 0.9;
    }

    @media (max-width: 768px) {
      header h1 { font-size: 2.2rem; }
      .why-grid { grid-template-columns: 1fr; }
      table { display: block; overflow-x: auto; }
    }