/* ========================================
   TECH SERVIZI v3 — Gallery Styles
   ======================================== */

/* Filter buttons */
.gallery-filters {
    display: flex; flex-wrap: wrap; justify-content: center;
    gap: 8px; margin-bottom: 40px;
}
.filter-btn {
    padding: 10px 22px; border-radius: 50px; font-size: .85rem;
    font-weight: 600; font-family: var(--font);
    background: var(--bg-off); color: var(--text-mid);
    border: 1px solid var(--border); cursor: pointer;
    transition: all var(--transition);
}
.filter-btn:hover {
    border-color: var(--accent); color: var(--accent);
}
.filter-btn.active {
    background: var(--gradient); color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(246,135,18,0.3);
}

/* Gallery grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Gallery item */
.gallery-item {
    text-decoration: none; color: var(--text);
    display: block; border-radius: var(--radius-lg);
    overflow: hidden; position: relative;
    transition: all var(--transition);
}
.gallery-item.hidden {
    display: none;
}
.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

/* Gallery image */
.gallery-img {
    position: relative; aspect-ratio: 4/3;
    overflow: hidden; cursor: zoom-in;
}
.gallery-img img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.gallery-item:hover .gallery-img img {
    transform: scale(1.1);
}

/* Overlay */
.gallery-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.85) 100%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 24px; color: #fff;
    opacity: 0; transition: opacity 0.4s ease;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-category {
    font-size: .7rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1.5px; color: var(--accent-light); margin-bottom: 8px;
}
.gallery-overlay h3 {
    font-size: 1.15rem; font-weight: 700; margin-bottom: 4px;
}
.gallery-overlay h3 a {
    color: #fff; text-decoration: none;
}
.gallery-overlay h3 a:hover {
    color: var(--accent-light);
}
.gallery-overlay p {
    font-size: .85rem; color: rgba(255,255,255,.7);
}

/* Responsive */
@media (max-width: 1024px) {
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .gallery-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
    .gallery-filters { gap: 6px; }
    .filter-btn { padding: 8px 16px; font-size: .8rem; }
    .gallery-overlay { opacity: 1; } /* Always visible on mobile */
}