/* ============================================
   ESTILOS PARA PÁGINA DE LOGIN
   ============================================ */

.pagina-login {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing);
}

.container-login {
    width: 100%;
    max-width: 400px;
}

.card-login {
    background: white;
    border-radius: 15px;
    padding: calc(var(--spacing) * 2.5);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.header-login {
    text-align: center;
    margin-bottom: calc(var(--spacing) * 2);
}

.header-login h1 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.header-login p {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.mensaje-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
    padding: var(--spacing);
    border-radius: var(--border-radius);
    border: 1px solid rgba(239, 68, 68, 0.3);
    margin-bottom: calc(var(--spacing) * 1.5);
    text-align: center;
}

.form-login {
    margin-bottom: calc(var(--spacing) * 1.5);
}

.form-login .form-group {
    margin-bottom: calc(var(--spacing) * 1.5);
}

.form-login label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text);
}

.input-clave {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.input-clave:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-block {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
}

.footer-login {
    text-align: center;
    padding-top: calc(var(--spacing) * 1.5);
    border-top: 1px solid var(--color-border);
}

.link-volver {
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.link-volver:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}