/* ===============================================
   GALLERIA D'ARTE - FRONTEND FILTERABLE STYLES
   Versione ottimizzata con classi coerenti
   =============================================== */

/* ===========================================
   GALLERIA AUTORI - GRID LAYOUT
   ========================================== */

.ga-galleria-autori {
    display: grid;
    gap: 20px;
    margin: 20px 0;
}

/* Controllo preciso delle colonne */
.ga-galleria-autori.columns-1 { grid-template-columns: 1fr; }
.ga-galleria-autori.columns-2 { grid-template-columns: repeat(2, 1fr); gap: 30px; }
.ga-galleria-autori.columns-3 { grid-template-columns: repeat(3, 1fr); gap: 30px; }
.ga-galleria-autori.columns-4 { grid-template-columns: repeat(4, 1fr); gap: 25px; }
.ga-galleria-autori.columns-5 { grid-template-columns: repeat(5, 1fr); gap: 20px; }
.ga-galleria-autori.columns-6 { grid-template-columns: repeat(6, 1fr); gap: 20px; }

/* ===========================================
   PORTFOLIO FLEXBOX MODE
   Alternativa al grid per evitare buchi nel layout
   ========================================== */

.ga-galleria-autori.portfolio-flex {
    display: flex !important;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: flex-start;
    align-items: flex-start;
}

.ga-galleria-autori.portfolio-flex .ga-autore-card {
    flex: 1 1 var(--min-width, 280px);
    max-width: var(--max-width, 400px);
    min-width: var(--min-width, 280px);
    
    /* Smooth filtering transitions */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    transform: scale(1);
}

/* ===========================================
   STATI DI FILTERING
   ========================================== */

/* METODO 1: Hide - Nasconde completamente */
.ga-autore-card.filter-hide,
.ga-opera-card.filter-hide,
.ga-opera-item.filter-hide {
    display: none !important;
}

/* METODO 2: Remove - Rimuove completamente dal layout */
.ga-autore-card.filter-remove,
.ga-opera-card.filter-remove,
.ga-opera-item.filter-remove {
    display: none !important;
}

/* METODO 3: Fade - Transizione graduale */
.ga-autore-card.filter-fade,
.ga-opera-card.filter-fade,
.ga-opera-item.filter-fade {
    opacity: 0.2 !important;
    transform: scale(0.95) !important;
    pointer-events: none;
    filter: grayscale(100%);
}

/* ===========================================
   FIX SPECIFICO PER PSEUDOELEMENTI
   ========================================== */

.ga-autore-card.filter-hide::before,
.ga-autore-card.filter-hide::after,
.ga-autore-card.filter-remove::before,
.ga-autore-card.filter-remove::after,
.ga-opera-card.filter-hide::before,
.ga-opera-card.filter-hide::after,
.ga-opera-card.filter-remove::before,
.ga-opera-card.filter-remove::after {
    display: none !important;
}

.ga-autore-card.filter-fade::before,
.ga-autore-card.filter-fade::after,
.ga-opera-card.filter-fade::before,
.ga-opera-card.filter-fade::after {
    opacity: 0 !important;
}

/* ===========================================
   CONTROLLI FILTRO TIPOLOGIE
   ========================================== */

/* Selettori unificati per filtro */

[data-filter-values].filter-hide {
    display: none !important;
}

[data-filter-values].filter-remove {
    display: none !important;
}

[data-filter-values].filter-fade {
    opacity: 0.2 !important;
    transform: scale(0.95) !important;
    pointer-events: none;
    filter: grayscale(100%);
}

/* Fix pseudoelementi unificati */
[data-filter-values].filter-hide::before,
[data-filter-values].filter-hide::after,
[data-filter-values].filter-remove::before,
[data-filter-values].filter-remove::after {
    display: none !important;
}

[data-filter-values].filter-fade::before,
[data-filter-values].filter-fade::after {
    opacity: 0 !important;
}

.ga-tipologie-filter-controls {
    margin-bottom: 30px;
    padding: 0;
}

.ga-filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 15px;
}

.ga-filter-btn {
    background: white;
    color: var(--gf-text-primary, #746362);
    border: 2px solid var(--gf-border-color, #e2e8f0);
    padding: 10px 16px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--gf-transition, all 0.2s ease);
    font-family: inherit;
    text-decoration: none;
}

.ga-filter-btn:hover {
    border-color: var(--gf-primary-color, #8EA4B0);
    color: var(--gf-primary-color, #8EA4B0);
    transform: translateY(-1px);
    text-decoration: none;
}

.ga-filter-btn.active {
    background: var(--gf-primary-color, #8EA4B0);
    color: white;
    border-color: var(--gf-primary-color, #8EA4B0);
}

.ga-filter-count {
    background: rgba(0, 0, 0, 0.1);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
    line-height: 1.2;
}

.ga-filter-btn.active .ga-filter-count {
    background: rgba(255, 255, 255, 0.25);
}

.ga-filter-status {
    font-size: 14px;
    color: var(--gf-text-muted, #BAB3A5);
    font-weight: 500;
    text-align: center;
}

#ga-visible-count {
    font-weight: 700;
    color: var(--gf-primary-color, #8EA4B0);
}


/* ===========================================
   GALLERIE OPERE - SUPPORTO FILTRO
   ========================================== */

.ga-galleria-opere,
.galleria-opere,
.opere-container,
.ga-opere-grid,
.container-opere {
    display: grid;
    gap: 20px;
}

/* Layout responsive opere */
.ga-galleria-opere.columns-2 { grid-template-columns: repeat(2, 1fr); }
.ga-galleria-opere.columns-3 { grid-template-columns: repeat(3, 1fr); }
.ga-galleria-opere.columns-4 { grid-template-columns: repeat(4, 1fr); }

/* ===========================================
   ANIMAZIONI E TRANSIZIONI
   ========================================== */

/* Animazione di entrata per elementi filtrabili */
@keyframes filterFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.ga-galleria-autori .ga-autore-card,
.ga-galleria-opere .ga-opera-card {
    animation: filterFadeIn 0.4s ease-out;
}

/* Delays progressivi per effetto cascata */
.ga-galleria-autori .ga-autore-card:nth-child(2n),
.ga-galleria-opere .ga-opera-card:nth-child(2n) {
    animation-delay: 0.1s;
}

.ga-galleria-autori .ga-autore-card:nth-child(3n),
.ga-galleria-opere .ga-opera-card:nth-child(3n) {
    animation-delay: 0.15s;
}

.ga-galleria-autori .ga-autore-card:nth-child(4n),
.ga-galleria-opere .ga-opera-card:nth-child(4n) {
    animation-delay: 0.2s;
}

/* ===========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
    .ga-galleria-autori.portfolio-flex {
        --min-width: 250px;
        --max-width: 350px;
        --gap: 25px;
    }
    
    .ga-galleria-opere.columns-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .ga-filter-buttons {
        gap: 8px;
    }
    
    .ga-filter-btn {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .ga-galleria-autori.portfolio-flex {
        --min-width: 100%;
        --max-width: 100%;
        --gap: 20px;
    }
    
    .ga-galleria-opere.columns-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ga-galleria-opere.columns-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .ga-filter-buttons {
        flex-direction: column;
    }
    
    .ga-filter-btn {
        justify-content: space-between;
        width: 100%;
    }
    
    .ga-galleria-autori.portfolio-flex {
        --gap: 15px;
    }
    
    .ga-galleria-opere {
        grid-template-columns: 1fr !important;
    }
}

/* ===========================================
   UTILITIES
   ========================================== */

/* Debug mode per sviluppo */
.portfolio-debug .ga-tipologie-filter-controls {
    border: 2px dashed #ff6b6b;
    padding: 10px;
}

.portfolio-debug .ga-autore-card,
.portfolio-debug .ga-opera-card {
    border: 1px dashed #4ecdc4;
}

/* Print styles */
@media print {
    .ga-tipologie-filter-controls {
        display: none !important;
    }
    
    .ga-autore-card.filter-hide,
    .ga-autore-card.filter-remove,
    .ga-autore-card.filter-fade,
    .ga-opera-card.filter-hide,
    .ga-opera-card.filter-remove,
    .ga-opera-card.filter-fade {
        display: block !important;
        opacity: 1 !important;
        transform: none !important;
        visibility: visible !important;
        filter: none !important;
    }
    
    .ga-galleria-autori.portfolio-flex {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px;
    }
}