/**
 * PDF Uploader CSS
 *
 * @package     Prinvol_Articoli
 * @subpackage  PDF_To_Article
 * @since       3.1.0
 */

/* Variabili colori (ereditate dallo stile principale) */
:root {
    --pdf-primary: #fa0976;
    --pdf-primary-hover: #d9086a;
    --pdf-primary-light: #ffe6ef;
    --pdf-success: #28a745;
    --pdf-warning: #ff9900;
    --pdf-danger: #dc3545;
    --pdf-scan-warning: #e67e22;
    --pdf-light: #f8f9fa;
    --pdf-dark: #333;
    --pdf-gray: #666;
    --pdf-gray-light: #e9ecef;
    --pdf-border: #eee;
    --pdf-border-radius: 8px;
    --pdf-box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    --pdf-transition: all 0.3s ease;
}

/* MIGLIORAMENTO: Toggle modalità (Prompt/PDF) */
.prinvol-mode-selector {
    margin-bottom: 20px;
    width: 100%;
}

.mode-toggle {
    display: flex;
    border-radius: var(--pdf-border-radius);
    overflow: hidden;
    border: 2px solid var(--pdf-primary);
    background-color: white;
    width: 100%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 3px;
    gap: 6px;
}

.mode-toggle-btn {
    background: white;
    border: none;
    padding: 18px 24px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--pdf-dark);
    transition: var(--pdf-transition);
    position: relative;
    overflow: hidden;
    flex: 1;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 6px;
}

.mode-toggle-btn:first-child {
    /* Rimuovo il bordo tra i pulsanti poiché ora sono separati */
}

.mode-toggle-btn:hover {
    background-color: var(--pdf-primary-light);
    color: var(--pdf-primary);
}

.mode-toggle-btn.active {
    background-color: var(--pdf-primary);
    color: white;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
}

.mode-toggle-btn .dashicons {
    font-size: 22px;
    width: 22px;
    height: 22px;
}

/* Effetto ripple migliorato per i pulsanti */
.mode-toggle-btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.4s ease-out, opacity 0.4s ease-out;
    top: 0;
    left: 0;
    pointer-events: none;
    opacity: 0.6;
}

.mode-toggle-btn:active::after {
    transform: scale(2.5);
    opacity: 0;
}

/* Stili per l'input in modalità PDF */
#aiPromptInput.pdf-mode-prompt {
    background-color: var(--pdf-light);
    border: 1px dashed var(--pdf-border);
    color: var(--pdf-gray);
    font-style: italic;
    cursor: not-allowed;
    opacity: 0.8;
    transition: var(--pdf-transition);
}

/* Stili per nascondere completamente l'input del prompt */
#aiPromptInput.pdf-mode-prompt-hidden {
    display: none !important;
}

/* Stili per l'input con testo estratto da PDF */
#aiPromptInput.pdf-text-extracted {
    background-color: #f8f9ff;
    border-color: var(--pdf-success);
    color: var(--pdf-dark);
    font-style: normal;
    opacity: 1;
    box-shadow: 0 0 5px rgba(40, 167, 69, 0.2);
    font-size: 0.9em;  /* Riduce leggermente il testo per contenere più contenuto */
    height: auto;       /* Permette all'input di espandersi */
    min-height: 150px;  /* Altezza minima per mostrare più testo */
}

/* Contenitore modalità PDF */
.pdf-mode-container {
    background-color: var(--pdf-light);
    border-radius: var(--pdf-border-radius);
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid var(--pdf-border);
}

/* Area di upload */
.pdf-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    border: 2px dashed var(--pdf-border);
    border-radius: var(--pdf-border-radius);
    background-color: white;
    text-align: center;
    transition: var(--pdf-transition);
    cursor: pointer;
}

.pdf-upload-area:hover {
    border-color: var(--pdf-primary);
    background-color: var(--pdf-primary-light);
}

.pdf-drop-highlight {
    border-color: var(--pdf-primary);
    background-color: var(--pdf-primary-light);
    transform: scale(1.01);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.pdf-upload-icon {
    margin-bottom: 15px;
}

.pdf-upload-icon .dashicons {
    font-size: 48px;
    width: 48px;
    height: 48px;
    color: var(--pdf-primary);
}

.pdf-upload-text {
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.pdf-drag-text {
    font-size: 16px;
    color: var(--pdf-dark);
    font-weight: 500;
}

.pdf-or-text {
    font-size: 14px;
    color: var(--pdf-gray);
    margin: 5px 0;
}

.pdf-select-label {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--pdf-primary);
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--pdf-transition);
}

.pdf-select-label:hover {
    background-color: var(--pdf-primary-hover);
    transform: translateY(-1px);
}

.pdf-file-input {
    display: none;
}

.pdf-upload-info {
    font-size: 12px;
    color: var(--pdf-gray);
    margin-top: 10px;
}

/* Anteprima file */
.pdf-preview-container {
    margin: 15px 0;
}

.pdf-preview-inner {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: white;
    border-radius: var(--pdf-border-radius);
    border: 1px solid var(--pdf-border);
    box-shadow: var(--pdf-box-shadow);
}

.pdf-icon {
    background-color: var(--pdf-primary-light);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pdf-icon .dashicons {
    font-size: 24px;
    width: 24px;
    height: 24px;
    color: var(--pdf-primary);
}

.pdf-info {
    flex: 1;
}

.pdf-filename {
    font-size: 16px;
    color: var(--pdf-dark);
    font-weight: 500;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 400px;
}

.pdf-filesize {
    font-size: 12px;
    color: var(--pdf-gray);
}

.pdf-actions {
    display: flex;
    gap: 8px;
}

.pdf-action-btn {
    padding: 6px 12px;
    background-color: var(--pdf-light);
    border: 1px solid var(--pdf-border);
    border-radius: 4px;
    color: var(--pdf-dark);
    font-size: 12px;
    cursor: pointer;
    transition: var(--pdf-transition);
    display: flex;
    align-items: center;
    gap: 3px;
}

.pdf-action-btn:hover {
    background-color: white;
    border-color: var(--pdf-primary);
    color: var(--pdf-primary);
}

.pdf-remove-btn {
    color: var(--pdf-danger);
}

.pdf-remove-btn:hover {
    border-color: var(--pdf-danger);
    color: var(--pdf-danger);
}

.pdf-remove-btn .dashicons {
    font-size: 14px;
    width: 14px;
    height: 14px;
}

/* Stato elaborazione */
.pdf-processing-status {
    margin: 20px 0;
    padding: 15px;
    background-color: white;
    border-radius: var(--pdf-border-radius);
    border: 1px solid var(--pdf-border);
    box-shadow: var(--pdf-box-shadow);
}

.pdf-status-message {
    text-align: center;
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--pdf-dark);
    font-weight: 500;
}

.pdf-progress-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.pdf-progress-bar {
    flex: 1;
    height: 8px;
    background-color: var(--pdf-gray-light);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.pdf-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: var(--pdf-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.pdf-progress-percentage {
    font-size: 12px;
    color: var(--pdf-gray);
    min-width: 40px;
    text-align: right;
}

/* Step status */
.pdf-detailed-status {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    position: relative;
}

/* Linea di connessione tra gli step */
.pdf-detailed-status::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 10%;
    right: 10%;
    height: 2px;
    background-color: var(--pdf-gray-light);
    z-index: 1;
}

.pdf-status-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
    width: 25%;
    text-align: center;
}

.step-icon {
    width: 30px;
    height: 30px;
    background-color: white;
    border: 2px solid var(--pdf-gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 5px;
    transition: var(--pdf-transition);
}

.step-icon .dashicons {
    font-size: 14px;
    width: 14px;
    height: 14px;
    color: var(--pdf-gray);
    opacity: 0.7;
    transition: var(--pdf-transition);
}

.step-label {
    font-size: 11px;
    color: var(--pdf-gray);
    transition: var(--pdf-transition);
}

/* Step attivo */
.pdf-status-step.active .step-icon {
    border-color: var(--pdf-primary);
    background-color: var(--pdf-primary-light);
    transform: scale(1.1);
}

.pdf-status-step.active .step-icon .dashicons {
    color: var(--pdf-primary);
    opacity: 1;
}

.pdf-status-step.active .step-label {
    color: var(--pdf-primary);
    font-weight: 500;
}

/* Step completato */
.pdf-status-step.completed .step-icon {
    border-color: var(--pdf-success);
    background-color: var(--pdf-success);
}

.pdf-status-step.completed .step-icon .dashicons {
    color: white;
    opacity: 1;
}

.pdf-status-step.completed .step-label {
    color: var(--pdf-success);
    font-weight: 500;
}

/* Messaggi */
.pdf-message-container {
    margin: 15px 0;
}

.pdf-error-message {
    padding: 10px 15px;
    background-color: #f8d7da;
    border-left: 4px solid var(--pdf-danger);
    color: #721c24;
    border-radius: 4px;
}

.pdf-scan-error-message {
    padding: 15px;
    background-color: #fff3cd;
    border-left: 4px solid var(--pdf-scan-warning);
    color: #856404;
    border-radius: 4px;
    font-weight: 500;
    margin-bottom: 15px;
    font-size: 14px;
    line-height: 1.5;
}

.pdf-success-message {
    padding: 10px 15px;
    background-color: #d4edda;
    border-left: 4px solid var(--pdf-success);
    color: #155724;
    border-radius: 4px;
}

/* Estrazione completata */
.pdf-extraction-complete {
    margin: 15px 0;
    padding: 15px;
    background-color: white;
    border-radius: var(--pdf-border-radius);
    border: 1px solid #d1e7dd;
    box-shadow: var(--pdf-box-shadow);
}

.extraction-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--pdf-border);
}

.stat-item {
    text-align: center;
    width: 33.33%;
}

.stat-label {
    font-size: 12px;
    color: var(--pdf-gray);
    margin-bottom: 5px;
    display: block;
}

.stat-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--pdf-dark);
}

.extraction-message {
    text-align: center;
    color: var(--pdf-success);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.extraction-message .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

/* Anteprima del testo estratto */
.pdf-text-preview-container {
    margin: 15px 0;
    padding: 15px;
    background-color: white;
    border-radius: var(--pdf-border-radius);
    border: 1px solid var(--pdf-border);
    box-shadow: var(--pdf-box-shadow);
}

.pdf-text-preview-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--pdf-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pdf-text-preview-title .dashicons {
    color: var(--pdf-primary);
}

.pdf-text-preview {
    padding: 15px;
    background-color: #f9f9f9;
    border: 1px solid var(--pdf-gray-light);
    border-radius: 4px;
    color: var(--pdf-dark);
    font-size: 14px;
    line-height: 1.6;
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 10px;
    font-family: 'Courier New', monospace;
    white-space: pre-wrap;
}

.pdf-text-preview-note {
    font-size: 12px;
    color: var(--pdf-gray);
    font-style: italic;
}

/* Animazioni */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pdf-upload-icon {
    animation: pulse 2s infinite;
}

/* Stile per il progressbar di upload animato */
@keyframes progressAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.pdf-progress-fill {
    background: linear-gradient(270deg, var(--pdf-primary), var(--pdf-primary-hover), var(--pdf-primary));
    background-size: 200% 200%;
    animation: progressAnimation 2s ease infinite;
}

/* Responsiveness */
@media (max-width: 768px) {
    .pdf-preview-inner {
        flex-direction: column;
        text-align: center;
    }
    
    .pdf-info {
        margin-bottom: 10px;
    }
    
    .pdf-filename {
        max-width: 100%;
    }
    
    .pdf-detailed-status {
        flex-wrap: wrap;
    }
    
    .pdf-status-step {
        width: 50%;
        margin-bottom: 20px;
    }
    
    .pdf-detailed-status::before {
        display: none;
    }
    
    .extraction-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .stat-item {
        width: 100%;
    }
}