/**
 * Divi File Uploader - Estilos Frontend
 * Compatible con temas claros y oscuros
 */

/* Contenedor principal */
.dfu-file-uploader-wrapper {
    max-width: 600px;
    margin: 2rem auto;
    padding: 2rem;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

/* Modo oscuro */
@media (prefers-color-scheme: dark) {
    .dfu-file-uploader-wrapper {
        background: #2c2c2c;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }
}

/* Título */
.dfu-title {
    margin: 0 0 1rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: #333333;
    text-align: center;
}

@media (prefers-color-scheme: dark) {
    .dfu-title {
        color: #ffffff;
    }
}

/* Descripción */
.dfu-description {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f5f5f5;
    border-left: 4px solid #2ea3f2;
    border-radius: 4px;
}

@media (prefers-color-scheme: dark) {
    .dfu-description {
        background: #1a1a1a;
        border-left-color: #2ea3f2;
    }
}

.dfu-description p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
    color: #666666;
}

@media (prefers-color-scheme: dark) {
    .dfu-description p {
        color: #cccccc;
    }
}

.dfu-description strong {
    color: #2ea3f2;
    font-weight: 600;
}

/* Formulario */
.dfu-upload-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Input de archivo (oculto) */
.dfu-file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Wrapper del input */
.dfu-file-input-wrapper {
    position: relative;
}

/* Label del archivo (botón visual) */
.dfu-file-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: #f9f9f9;
    border: 2px dashed #cccccc;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

@media (prefers-color-scheme: dark) {
    .dfu-file-label {
        background: #1a1a1a;
        border-color: #555555;
    }
}

.dfu-file-label:hover {
    background: #f0f0f0;
    border-color: #2ea3f2;
}

@media (prefers-color-scheme: dark) {
    .dfu-file-label:hover {
        background: #333333;
        border-color: #2ea3f2;
    }
}

.dfu-file-label.has-file {
    background: #e8f5ff;
    border-color: #2ea3f2;
    border-style: solid;
}

@media (prefers-color-scheme: dark) {
    .dfu-file-label.has-file {
        background: #1a3a4a;
        border-color: #2ea3f2;
    }
}

.dfu-file-icon {
    font-size: 1.5rem;
}

.dfu-file-text {
    font-size: 0.95rem;
    color: #666666;
    font-weight: 500;
}

@media (prefers-color-scheme: dark) {
    .dfu-file-text {
        color: #cccccc;
    }
}

.dfu-file-label.has-file .dfu-file-text {
    color: #2ea3f2;
    font-weight: 600;
}

/* Botón de envío */
.dfu-submit-button {
    padding: 0.9rem 2rem;
    background: linear-gradient(135deg, #2ea3f2 0%, #1e88e0 100%);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(46, 163, 242, 0.3);
}

.dfu-submit-button:hover {
    background: linear-gradient(135deg, #1e88e0 0%, #1565c0 100%);
    box-shadow: 0 4px 12px rgba(46, 163, 242, 0.4);
    transform: translateY(-2px);
}

.dfu-submit-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(46, 163, 242, 0.3);
}

.dfu-submit-button:disabled,
.dfu-submit-button.dfu-loading-state {
    background: #cccccc;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

@media (prefers-color-scheme: dark) {
    .dfu-submit-button:disabled,
    .dfu-submit-button.dfu-loading-state {
        background: #555555;
    }
}

/* Indicador de carga */
.dfu-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    color: #666666;
    font-size: 0.9rem;
}

@media (prefers-color-scheme: dark) {
    .dfu-loading {
        color: #cccccc;
    }
}

/* Spinner animado */
.dfu-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(46, 163, 242, 0.3);
    border-top-color: #2ea3f2;
    border-radius: 50%;
    animation: dfu-spin 0.8s linear infinite;
}

@keyframes dfu-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Mensajes */
.dfu-message {
    margin-top: 1rem;
    padding: 0;
    border-radius: 6px;
    font-size: 0.95rem;
}

.dfu-message p {
    margin: 0;
    padding: 1rem;
}

/* Mensaje de éxito */
.dfu-message.dfu-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

@media (prefers-color-scheme: dark) {
    .dfu-message.dfu-success {
        background: #1a4d2e;
        color: #a8e6b8;
        border-color: #2d7a4e;
    }
}

/* Mensaje de error */
.dfu-message.dfu-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

@media (prefers-color-scheme: dark) {
    .dfu-message.dfu-error {
        background: #4d1a1a;
        color: #f5a3a3;
        border-color: #7a2d2d;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .dfu-file-uploader-wrapper {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .dfu-title {
        font-size: 1.3rem;
    }
    
    .dfu-submit-button {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .dfu-file-uploader-wrapper {
        padding: 1rem;
    }
    
    .dfu-title {
        font-size: 1.2rem;
    }
    
    .dfu-file-label {
        flex-direction: column;
    }
    
    .dfu-description {
        padding: 0.75rem;
    }
    
    .dfu-description p {
        font-size: 0.85rem;
    }
}