/* ===== PORTFOLIO MASONRY COMPONENT ===== */

.portfolio-masonry-container {
    width: 100%;
    padding: 20px 0;
    --portfolio-primary-color: var(--bs-primary, #00ff9d);
    --portfolio-primary-rgb: var(--bs-primary-rgb, 0,255,157);
    --portfolio-text-color: #ffffff;
    --portfolio-muted-color: #b8b8b8;
    --portfolio-border-color: #444444;
    --portfolio-bg-color: #1a1a1a;
    --portfolio-hover-shadow: 0 8px 25px rgba(var(--portfolio-primary-rgb), 0.3);
}

.portfolio-masonry-grid {
    display: grid;
    grid-template-columns: repeat(var(--portfolio-columns, 3), 1fr);
    gap: var(--portfolio-gap, 20px);
    grid-auto-rows: masonry;
    align-items: start;
}

/* Fallback per browser che non supportano CSS Grid Masonry */
@supports not (grid-auto-rows: masonry) {
    .portfolio-masonry-grid {
        display: flex;
        flex-wrap: wrap;
        align-items: flex-start;
    }
    
    .portfolio-masonry-grid .portfolio-card {
        flex: 0 0 calc((100% - var(--portfolio-gap, 20px) * (var(--portfolio-columns, 3) - 1)) / var(--portfolio-columns, 3));
        margin-bottom: var(--portfolio-gap, 20px);
    }
}

/* ===== PORTFOLIO CARD ===== */

.portfolio-card {
    background: var(--portfolio-bg-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    break-inside: avoid;
    max-height: 600px; /* Limite massimo per evitare card troppo grandi */
    border: 1px solid var(--portfolio-border-color);
}

.portfolio-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        var(--portfolio-hover-shadow),
        0 0 20px rgba(var(--portfolio-primary-rgb), 0.4),
        0 0 40px rgba(var(--portfolio-primary-rgb), 0.2);
    z-index: 10;
}

/* Effetto neon glow sotto la card */
.portfolio-card::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 4px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(var(--portfolio-primary-rgb), 0.6) 50%, 
        transparent 100%);
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.portfolio-card:hover::before {
    opacity: 1;
}

/* ===== CARD HEIGHT VARIATIONS per effetto masonry ===== */
/* Rimosse le variazioni di altezza delle immagini - ora solo il contenuto determina l'altezza */

/* Default height per tutte le immagini - UGUALE per tutte */
.portfolio-card__image {
    height: 200px; /* Altezza fissa uguale per tutte le immagini */
}

/* ===== CARD STYLES ===== */

/* Modern Style */
.portfolio-card--modern {
    border: none;
    background: linear-gradient(135deg, var(--portfolio-bg-color) 0%, #252525 100%);
    border: 1px solid rgba(var(--portfolio-primary-rgb), 0.2);
}

.portfolio-card--modern:hover {
    background: linear-gradient(135deg, var(--portfolio-bg-color) 0%, #2a2a2a 100%);
    border-color: rgba(var(--portfolio-primary-rgb), 0.4);
}

/* Classic Style */
.portfolio-card--classic {
    border: 1px solid var(--portfolio-border-color);
    background: var(--portfolio-bg-color);
}

/* Minimal Style */
.portfolio-card--minimal {
    border: none;
    background: transparent;
    box-shadow: none;
    border-bottom: 1px solid var(--portfolio-border-color);
    border-radius: 0;
    padding-bottom: 20px;
}

.portfolio-card--minimal:hover {
    transform: none;
    box-shadow: none;
    border-bottom-color: var(--portfolio-primary-color);
}

/* ===== IMAGE SECTION ===== */

.portfolio-card__image {
    position: relative;
    overflow: hidden;
    height: 200px; /* Altezza fissa uguale per tutte */
    background: #2a2a2a;
}

.portfolio-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

/* Hover Effects */
.portfolio-card__image--zoom img:hover {
    transform: scale(1.05);
}

.portfolio-card__image--slide img:hover {
    transform: translateX(5px);
}

.portfolio-card__image--fade img:hover {
    opacity: 0.8;
}

/* Overlay */
.portfolio-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(var(--portfolio-primary-rgb), 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-card__image:hover .portfolio-card__overlay {
    opacity: 1;
}

.portfolio-card__link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    padding: 10px 20px;
    border: 2px solid white;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.portfolio-card__link:hover {
    background: white;
    color: var(--portfolio-primary-color);
}

/* ===== CONTENT SECTION ===== */

.portfolio-card__content {
    padding: 20px;
}

.portfolio-card--minimal .portfolio-card__content {
    padding: 20px 0;
}

/* Meta Information */
.portfolio-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 0.875rem;
}

.portfolio-card__category {
    background: var(--portfolio-primary-color);
    color: #000000;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-card__date {
    color: var(--portfolio-muted-color);
    font-weight: 500;
}

/* Title */
.portfolio-card__title {
    margin: 0 0 12px 0;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
}

.portfolio-card__title a {
    color: var(--portfolio-text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.portfolio-card__title a:hover {
    color: var(--portfolio-primary-color);
}

/* Description */
.portfolio-card__description {
    color: var(--portfolio-muted-color);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0 0 16px 0;
    /* Limitiamo l'altezza per evitare card troppo grandi */
    max-height: 4.5em; /* circa 3 righe */
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}

/* Tags */
.portfolio-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.portfolio-card__tag {
    background: #2a2a2a;
    color: var(--portfolio-muted-color);
    padding: 4px 8px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--portfolio-border-color);
}

/* ===== LOAD MORE BUTTON ===== */

.portfolio-masonry-load-more {
    margin-top: 40px;
}

/* Stili specifici per il componente Button con variante portfolio-primary */
.portfolio-load-more-btn,
button.portfolio-load-more-btn,
.btn.portfolio-load-more-btn {
    padding: 12px 30px !important;
    font-weight: 600 !important;
    border-radius: 25px !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    overflow: hidden !important;
    background: var(--portfolio-primary-color) !important;
    color: #000000 !important;
    border: 2px solid var(--portfolio-primary-color) !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    cursor: pointer !important;
    opacity: 1 !important;
    visibility: visible !important;
    font-size: 1rem !important;
    line-height: 1.5 !important;
    min-width: 200px !important;
    justify-content: center !important;
}

.portfolio-load-more-btn:hover,
button.portfolio-load-more-btn:hover,
.btn.portfolio-load-more-btn:hover {
    transform: translateY(-2px) scale(1.02) !important;
    box-shadow: 
        0 4px 12px rgba(var(--portfolio-primary-rgb), 0.3),
        0 0 20px rgba(var(--portfolio-primary-rgb), 0.4) !important;
    background: #26FFAC !important;
    border-color: #19FFA7 !important;
    color: #000000 !important;
}

.portfolio-load-more-btn.loading {
    color: transparent !important;
    pointer-events: none !important;
}

.portfolio-load-more-btn:disabled {
    opacity: 0.7 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
}

.portfolio-load-more-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #000000;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: portfolio-spin 1s linear infinite;
}

@keyframes portfolio-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== RESPONSIVE BREAKPOINTS ===== */

/* Tablet */
@media (max-width: 992px) {
    .portfolio-masonry-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    /* Aggiorna le CSS custom properties */
    .portfolio-masonry-container {
        --portfolio-columns: 2;
        --portfolio-gap: 16px;
    }
    
    /* Fallback flexbox per tablet */
    @supports not (grid-auto-rows: masonry) {
        .portfolio-masonry-grid .portfolio-card {
            flex: 0 0 calc((100% - 16px) / 2);
            margin-bottom: 16px;
        }
    }
    
    .portfolio-card__content {
        padding: 16px;
    }
    
    .portfolio-card__title {
        font-size: 1.1rem;
    }
}

/* Mobile */
@media (max-width: 576px) {
    .portfolio-masonry-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    /* Aggiorna le CSS custom properties */
    .portfolio-masonry-container {
        --portfolio-columns: 1;
        --portfolio-gap: 12px;
    }
    
    /* Fallback per mobile */
    @supports not (grid-auto-rows: masonry) {
        .portfolio-masonry-grid {
            display: block;
        }
        
        .portfolio-masonry-grid .portfolio-card {
            flex: none;
            width: 100%;
            margin-bottom: 12px;
        }
    }
    
    .portfolio-card__content {
        padding: 14px;
    }
    
    .portfolio-card__title {
        font-size: 1rem;
    }
    
    .portfolio-card__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .portfolio-card__description {
        font-size: 0.9rem;
    }
}

/* ===== STATES ===== */

.portfolio-masonry-empty,
.portfolio-masonry-error {
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: var(--portfolio-bg-color);
    border-radius: 12px;
    margin: 20px 0;
    border: 1px solid var(--portfolio-border-color);
}

.portfolio-masonry-empty h4,
.portfolio-masonry-error h4 {
    color: var(--portfolio-text-color);
    margin-bottom: 10px;
}

/* ===== ANIMATIONS ===== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-card[data-aos="fade-up"] {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* ===== ACCESSIBILITY ===== */

@media (prefers-reduced-motion: reduce) {
    .portfolio-card,
    .portfolio-card__image img,
    .portfolio-card__overlay,
    .portfolio-card__link,
    .portfolio-load-more-btn {
        transition: none;
    }
    
    .portfolio-card:hover {
        transform: none;
    }
    
    .portfolio-card__image--zoom img:hover,
    .portfolio-card__image--slide img:hover {
        transform: none;
    }
}

/* Focus states for accessibility */
.portfolio-card__link:focus,
.portfolio-load-more-btn:focus {
    outline: 2px solid var(--portfolio-primary-color);
    outline-offset: 2px;
}

/* ========================================
   WALL LAYOUT STYLES
   ======================================== */

/* Wall container styles */
.portfolio-wall-container {
    display: grid;
    grid-template-columns: repeat(var(--wall-columns, 4), 1fr);
    gap: var(--wall-gap, 16px);
    padding: 0;
}

/* Wall card base styles */
.portfolio-wall-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    height: auto;
    min-height: 200px;
}

.portfolio-wall-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* Wall card image container */
.portfolio-wall-card__image {
    position: relative;
    width: 100%;
    height: 120px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.portfolio-wall-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-wall-card:hover .portfolio-wall-card__image img {
    transform: scale(1.05);
}

/* Wall card overlay */
.portfolio-wall-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.6) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-end;
    padding: 12px;
}

.portfolio-wall-card:hover .portfolio-wall-card__overlay {
    opacity: 1;
}

.portfolio-wall-card__overlay-content {
    color: white;
    text-align: left;
}

.portfolio-wall-card__overlay-title {
    font-size: 13px;
    font-weight: 600;
    margin: 0 0 4px 0;
    line-height: 1.2;
}

.portfolio-wall-card__overlay-excerpt {
    font-size: 11px;
    opacity: 0.9;
    margin: 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Wall card content */
.portfolio-wall-card__content {
    padding: 12px;
}

.portfolio-wall-card__title {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 6px 0;
    color: #2c3e50;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.portfolio-wall-card__excerpt {
    font-size: 12px;
    color: #666;
    margin: 0 0 10px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.portfolio-wall-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 11px;
    color: #888;
}

.portfolio-wall-card__date {
    flex-shrink: 0;
}

.portfolio-wall-card__category {
    background: var(--portfolio-primary-color);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Wall card technologies */
.portfolio-wall-card__technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 8px;
}

.portfolio-wall-card__tech-badge {
    background: #f8f9fa;
    color: #495057;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 9px;
    font-weight: 500;
    border: 1px solid #e9ecef;
    white-space: nowrap;
}

/* Wall card link */
.portfolio-wall-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.portfolio-wall-card__link:hover {
    text-decoration: none;
    color: inherit;
}

/* Wall responsive styles */
@media (max-width: 1200px) {
    .portfolio-wall-container {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }
}

@media (max-width: 768px) {
    .portfolio-wall-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .portfolio-wall-card {
        min-height: 180px;
    }
    
    .portfolio-wall-card__image {
        height: 100px;
    }
    
    .portfolio-wall-card__title {
        font-size: 13px;
    }
    
    .portfolio-wall-card__excerpt {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .portfolio-wall-container {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .portfolio-wall-card {
        min-height: 160px;
    }
    
    .portfolio-wall-card__image {
        height: 80px;
    }
}