body {
      margin: 0;
      font-family: 'Segoe UI', sans-serif;
      background: #f9f9ff;
      color: #333;
    }

     header {
      background-color: #6a0dad;
      color: white;
      padding: 20px 0;
      text-align: center;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }

    header h1 {
      margin: 0;
      font-size: 2em;
    }

    .container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 20px;
      padding: 30px 20px;
      max-width: 1200px;
      margin: auto;
    }

    .main-container {
      flex: 1;
      padding: 30px 20px;
      max-width: 500px;
      margin: 40px auto;
      background: white;
      border-radius: 16px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
      text-align: center;
    }

     h2 {
      color: #6a0dad;
      margin-bottom: 20px;
    }

    input, button {
      width: 95%;
      padding: 12px;
      font-size: 1em;
      border-radius: 10px;
      margin: 10px 0;
      border: 2px solid #ddd;
    }

    button {
      background-color: #6a0dad;
      color: white;
      border: none;
      cursor: pointer;
    }

    button:hover {
      background-color: #5600a3;
    }

    .result {
      margin-top: 20px;
      font-size: 1.3em;
      color: #009688;
      font-weight: bold;
      min-height: 30px;
    }

    a.home-link {
      display: block;
      margin-top: 20px;
      text-decoration: none;
      color: #555;
      font-size: 0.9em;
    }


.card {
      background: white;
      border-radius: 16px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.05);
      padding: 20px;
      transition: transform 0.3s;
      text-align: center;
    }

    .card:hover {
      transform: translateY(-5px);
    }

    .card h2 {
      font-size: 1.2em;
      color: #6a0dad;
      margin-bottom: 10px;
    }

    .card p {
      font-size: 0.95em;
      color: #555;
      margin-bottom: 15px;
    }

    .card a {
      display: inline-block;
      background-color: #6a0dad;
      color: white;
      text-decoration: none;
      padding: 10px 16px;
      border-radius: 8px;
      font-size: 0.95em;
    }

    footer {
      background: #f1f1f1;
      padding: 40px 20px;
      font-size: 0.95em;
      color: #444;
    }

    .footer-container {
      max-width: 1200px;
      margin: auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
    }

    .footer-section h3 {
      color: #6a0dad;
      margin-bottom: 10px;
    }

    .footer-section p,
    .footer-section a {
      color: #555;
      text-decoration: none;
      line-height: 1.6;
    }

    .footer-section a:hover {
      text-decoration: underline;
    }

    .footer-bottom {
      text-align: center;
      margin-top: 30px;
      font-size: 0.85em;
      color: #999;
    }

    select, button {
      width: 100%;
      padding: 12px;
      font-size: 1em;
      border-radius: 10px;
      margin: 10px 0;
      border: 2px solid #ddd;
    }

    button {
      background-color: #6a0dad;
      color: white;
      border: none;
      cursor: pointer;
    }

    button:hover {
      background-color: #5600a3;
    }