/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #cce7ff, #e6f2ff);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px;
  }
  
  /* Contenedor principal */
  .container {
    background-color: #ffffff;
    width: 100%;
    max-width: 600px;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0, 102, 204, 0.2);
    border-left: 8px solid #007acc;
  }
  
  /* Títulos */
  h1, h2 {
    text-align: center;
    color: #005a9e;
    margin-bottom: 20px;
  }
  
  /* Formulario */
  form label {
    display: block;
    margin-top: 15px;
    color: #003d66;
    font-weight: 600;
  }
  
  form input,
  form select {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border: 2px solid #cce0f5;
    border-radius: 6px;
    background-color: #f7fbff;
    color: #003d66;
    transition: border 0.3s;
  }
  
  form input:focus,
  form select:focus {
    border-color: #007acc;
    outline: none;
  }
  
  /* Botón */
  button {
    margin-top: 25px;
    width: 100%;
    padding: 12px;
    background-color: #007acc;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    transition: background 0.3s;
  }
  
  button:hover {
    background-color: #005fa3;
    cursor: pointer;
  }
  
  /* Resultados */
  .resultado {
    margin-top: 30px;
    background: #e6f3ff;
    padding: 20px;
    border-radius: 10px;
    border-left: 6px solid #3399ff;
    color: #003d66;
  }
  
  .resultado h3 {
    margin-bottom: 10px;
    color: #005a9e;
  }
  
  .resultado p {
    margin-bottom: 10px;
    line-height: 1.5;
  }