/* ============================================================
   Gallery Filter - The House of Nonni Ventura
   ============================================================ */

.gf-section {
  padding-top: 0;
  padding-bottom: 80px;
}

/* ---------- Filter tabs ---------- */
.gf-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-soft);
}

.gf-tab {
  position: relative;
  padding: 8px 20px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  background: transparent;
  cursor: none;
  transition:
    color 0.22s ease,
    background 0.22s ease,
    border-color 0.22s ease,
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
  white-space: nowrap;
}
@media (pointer: coarse) { .gf-tab { cursor: pointer; } }

.gf-tab:hover {
  color: var(--fg);
  border-color: rgba(26, 24, 21, 0.4);
  transform: translateY(-1px);
}

.gf-tab.active {
  background: var(--fg);
  color: var(--cream);
  border-color: var(--fg);
}

/* Pill attivo con pallino terracotta */
.gf-tab.active::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--terracotta);
  margin-right: 8px;
  vertical-align: middle;
  margin-top: -2px;
}

/* Contatore visibile */
.gf-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--fg-subtle);
}

/* ---------- Grid ---------- */
.gf-grid {
  /* Usa .grid .grid-3 come base, qui override per align-items */
  align-items: start;
}

/* ---------- Item ---------- */
.gf-item {
  position: relative;
  transition:
    opacity 0.42s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
  transform-origin: center top;
}

/* Stato nascosto (filtro attivo, non corrisponde) */
.gf-item.gf-hidden {
  opacity: 0;
  transform: scale(0.97);
  pointer-events: none;
  /* Non usiamo display:none per mantenere il layout grid stabile.
     La cella collassa tramite height/padding animati. */
}

/* Collapse della cella nascosta senza layout jump */
.gf-item.gf-collapsed {
  /* Dopo la transizione opacity, collassiamo visivamente */
  visibility: hidden;
  position: absolute; /* toglie la cella dal flusso grid */
  pointer-events: none;
}

/* Etichetta categoria (appare in hover) */
.gf-cat-label {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(15, 15, 15, 0.55);
  backdrop-filter: blur(6px);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: rgba(250, 247, 242, 0.85);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.22s ease, transform 0.22s ease;
  pointer-events: none;
}

.gf-item:hover .gf-cat-label,
.gf-item:focus-visible .gf-cat-label {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .gf-item,
  .gf-tab,
  .gf-cat-label { transition: none !important; }
}