/* Estilos optimizados para validación de archivos - Con fallback a estilos nativos */

/* Estilos para mensajes inline de validación (fallback) */
.file-validation-message {
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.file-validation-message.success {
    color: #0f5132;
    background-color: #d1e7dd;
    border-color: #badbcc;
}

.file-validation-message.error {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.file-validation-message.info {
    color: #055160;
    background-color: #cff4fc;
    border-color: #b6effb;
}

.file-validation-message.warning {
    color: #664d03;
    background-color: #fff3cd;
    border-color: #ffecb5;
}

/* Estilos para inputs de archivo */
.file-input-wrapper {
    position: relative;
    margin-bottom: 1rem;
}

.file-input-wrapper input[type="file"] {
    width: 100%;
    padding: 0.375rem 0.75rem;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    background-color: #fff;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.file-input-wrapper input[type="file"]:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.file-input-wrapper input[type="file"].is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

.file-input-wrapper input[type="file"].is-valid {
    border-color: #198754;
    box-shadow: 0 0 0 0.25rem rgba(25, 135, 84, 0.25);
}

/* Indicadores de estado */
.file-status {
    display: inline-flex;
    align-items: center;
    margin-top: 0.25rem;
    font-size: 0.75rem;
}

.file-status.valid {
    color: #198754;
}

.file-status.invalid {
    color: #dc3545;
}

.file-status-icon {
    margin-right: 0.25rem;
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .file-validation-message {
        margin: 0.5rem 0;
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .file-input-wrapper input[type="file"] {
        font-size: 0.875rem;
    }
}

/* Estilos para mensajes de error específicos */
.file-size-error {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
    padding: 0.75rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.file-type-error {
    background-color: #fff3cd;
    border-color: #ffecb5;
    color: #664d03;
    padding: 0.75rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

/* Botón de cierre para mensajes */
.file-validation-message .close-btn {
    float: right;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1;
    color: #000;
    opacity: 0.5;
    background: none;
    border: 0;
    cursor: pointer;
    padding: 0;
    margin-left: 0.5rem;
}

.file-validation-message .close-btn:hover {
    opacity: 0.75;
}

.file-validation-message .close-btn:focus {
    outline: none;
    opacity: 1;
}

/* Mejoras para cuando Toastr NO está disponible */
.no-toastr .file-validation-message {
    animation: slideInDown 0.3s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Estilos para mensajes de validación en tiempo real */
.real-time-validation {
    position: relative;
}

.real-time-validation .validation-feedback {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
    margin-top: 0.25rem;
    font-size: 0.75rem;
}

.real-time-validation .validation-feedback.valid {
    color: #198754;
}

.real-time-validation .validation-feedback.invalid {
    color: #dc3545;
}