/* ===== Estilo general ===== */
body.login {
    background: linear-gradient(135deg, #ffffff, #f7f7f7);
    font-family: 'Segoe UI', Arial, sans-serif;
    display: flex;
    flex-direction: column;   /* organiza elementos en columna */
    align-items: center;      /* centra horizontalmente */
    justify-content: flex-start; /* coloca arriba */
    min-height: 100vh;
    margin: 0;
    padding-top: 40px;        /* espacio superior elegante */
  }
  
  /* ===== Imagen encabezado ===== */
  .login-header {
    display: block;
    margin: 0 auto 25px auto; /* centrada y con espacio debajo */
    width: 420px;             /* tamaño ajustable del logo */
  }
  
  /* ===== Contenedor del login ===== */
  .login-container {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    text-align: center;
    width: 320px;
  }
  
  /* ===== Título ===== */
  .login-container h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: bold;
  }
  
  /* ===== Mensaje de error ===== */
  .error {
    background-color: #ffe5e5;
    color: #d8000c;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 14px;
  }
  
  /* ===== Inputs ===== */
  .login-container input[type="text"],
  .login-container input[type="password"] {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 8px;
    background-color: #fafafa;
    font-size: 14px;
    transition: border-color 0.3s, box-shadow 0.3s;
  }
  
  .login-container input:focus {
    border-color: #888;
    box-shadow: 0 0 6px rgba(0,0,0,0.1);
    outline: none;
  }
  
  /* ===== Botón ===== */
  .login-container button {
    width: 100%;
    padding: 12px;
    margin-top: 15px;
    background: #333;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
  }
  
  .login-container button:hover {
    background: #555;
    transform: scale(1.03);
  }