/* Estilos generales */
body {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #74ebd5 0%, #ACB6E5 100%);
}

/* Carta del login */
.login-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 380px;
    margin: 20px;
    text-align: center;
    box-sizing: border-box;
}

/* Títulos */
.login-card h2 {
    margin-bottom: 20px;
    font-size: 1.6em;
    color: #333;
}

/* Inputs */
.login-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1em;
    box-sizing: border-box;
}

/* Botones */
.login-card button {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: #4CAF50;
    color: white;
    font-size: 1em;
    cursor: pointer;
    transition: background 0.2s ease-in-out;
}

.login-card button:hover {
    background-color: #45a049;
}

/* Mensajes de error */
.error {
    color: red;
    font-weight: bold;
    margin-bottom: 15px;
}

/* Responsive para móviles */
@media (max-width: 480px) {
    .login-card {
        padding: 20px;
    }
    .login-card h2 {
        font-size: 1.2em;
    }
}