/* ========== galleria.css (versione corretta) ========== */

/* ---- Sezione / Griglia ---- */
.galleria-section {
  padding: 2rem 1rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem; /* 20px */
}

@media (max-width: 1100px) {
  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Card ---- */
.project-box {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 6px 18px rgba(0,0,0,.08);
  transition: transform .2s ease, box-shadow .2s ease;
  cursor: pointer;
}
.project-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(0,0,0,.12);
}
.project-box:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.project-thumb {
  aspect-ratio: 16 / 10;
  background: #f2f2f2;
  overflow: hidden;
}
.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-meta {
  padding: 1rem;
  display: grid;
  gap: .5rem;
}
.project-title {
  font-size: 1.05rem;
  line-height: 1.3;
  margin: 0;
  font-weight: 600;
}

.project-button {
  justify-self: start;
  padding: .55rem 6.9rem;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
  background: #009fe3;
  color: #fff;
  font-size: .95rem;
  cursor: pointer;
  transition: filter .15s ease, transform .05s ease;
}
.project-button:hover { filter: brightness(1.25); }
.project-button:active { transform: scale(0.98); }
.project-button:focus-visible {
  outline: 2px solid #1d4ed8;
  outline-offset: 2px;
}

/* =======================================================
   MODALE (stile scuro base)
   Usa [aria-hidden] per montare/smontare
======================================================= */
.gallery-modal[aria-hidden="true"] { display: none; }
.gallery-modal[aria-hidden="false"] { display: block; }

/* backdrop sopra a tutto il resto */
.gallery-modal .modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 9998;
}

/* contenuto modale scuro */
.gallery-modal .modal-content {
  position: fixed;
  inset: 5% 6%;
  background: #111;
  color: #fff;
  border-radius: 16px;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
  box-shadow: 0 20px 40px rgba(0,0,0,.3);
  z-index: 9999;
}
@media (max-width: 640px) {
  .gallery-modal .modal-content { inset: 7% 4%; }
}

/* bottone chiudi (base) */
.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}
.modal-close:focus-visible {
  outline: 2px solid #60a5fa;
  outline-offset: 2px;
}

.modal-media {
  position: relative;
  display: grid;
  align-items: center;
  justify-items: center;
  padding: 3.2rem 3.6rem 2rem;
}
.modal-media .modal-image {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  border-radius: 8px;
  background: #000;
}
.modal-media .nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.16);
  color: #fff;
  font-size: 28px;
  cursor: pointer;
}
.modal-media .nav.prev { left: 16px; }
.modal-media .nav.next { right: 16px; }

.modal-footer {
  display: grid;
  gap: .75rem;
  padding: 0 1.2rem 1.2rem;
}
.modal-counter {
  font-size: .95rem;
  opacity: .9;
}
.modal-description {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  padding: .9rem 1rem;
  border-radius: 10px;
  white-space: pre-line; /* mantieni gli a-capo del testo */
  line-height: 1.45;
}

/* =======================================================
   MODALE CHIARO a due colonne
   Variante: .modal-content.light
======================================================= */
.gallery-modal .modal-content.light {
  inset: 4% 4%;
  background: #f7f9fb;
  color: #1f2937;
  border-radius: 18px;
  box-shadow: 0 20px 48px rgba(0,0,0,.28);
  display: grid;
  grid-template-rows: auto 1fr;
}

/* Topbar per posizionare la X senza conflitti */
.modal-topbar {
  display: flex;
  justify-content: flex-end;
  padding: 8px 8px 0 8px;
}

/* Override della X in tema chiaro (niente doppie definizioni contraddittorie) */
.modal-content.light .modal-close {
  position: static;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: #2563eb;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(37,99,235,.35);
}

.modal-columns {
  display: grid;
  grid-template-columns: 1fr 2fr;  /* sinistra 1/3, destra 2/3 */
  gap: 1rem;
  padding: 1rem;
  height: 100%;
}
.modal-left {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 1rem 1rem 1.25rem;
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
  overflow: auto;
}
.modal-title {
  margin: 0 0 .6rem;
  color: #1d4ed8;
  font-size: 1.2rem;
  font-weight: 700;
}
.field-heading { margin: .75rem 0 .25rem; color: #1f2937; font-size: 1rem; font-weight: 700; }
.field-value  { margin: 0; font-size: .98rem; color: #111827; }

.modal-left-divider {
  height: 2px;
  background: #dbeafe;
  border-radius: 2px;
  margin: 1rem 0 .8rem;
}

.modal-right { overflow: auto; }

.thumbs-grid {
  display: grid;
  gap: .9rem;
  padding: .25rem .25rem 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (min-width: 900px) {
  .thumbs-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.thumb {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,.06);
  overflow: hidden;
  transition: transform .15s ease, box-shadow .15s ease;
  cursor: zoom-in;
}
.thumb:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(0,0,0,.10);
}
.thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

@media (max-width: 640px) {
  .gallery-modal .modal-content.light { inset: 6% 3%; }
  .modal-columns { grid-template-columns: 1fr; }
  .thumbs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* =======================================================
   LIGHTBOX a schermo intero
======================================================= */
.img-lightbox[aria-hidden="true"] { display: none; }
.img-lightbox[aria-hidden="false"] { display: block; }

.imglb-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 10000;
}
.imglb-content {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;                 /* centratura reale */
  align-items: center;
  justify-content: center;
  pointer-events: none;          /* i controlli/immagine restano cliccabili */
}
.imglb-image {
  display: block;                /* niente inline-gap */
  margin: 0;
  max-width: 92vw;
  max-height: 86vh;
  object-fit: contain;
  pointer-events: auto;
  border-radius: 8px;
  background: #000;
}
.imglb-close {
  position: fixed;
  top: 14px;
  right: 16px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  pointer-events: auto;
}
.imglb-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.18);
  color: #fff;
  font-size: 34px;
  cursor: pointer;
  pointer-events: auto;
}
.imglb-nav.prev { left: 18px; }
.imglb-nav.next { right: 18px; }

.imglb-counter {
  position: fixed;
  left: 16px;
  bottom: 14px;
  color: #fff;
  opacity: .9;
  font-size: .95rem;
  pointer-events: none;
}

/* ---- Accessibilità/Motion ---- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.gallery-modal .modal-content {
  /* prima avevi overflow: hidden; lo sovrascriviamo */
  overflow: auto;
  max-height: 92vh;            /* sicurezza su viewport */
}

/* 2) Nei layout a griglia, per far funzionare overflow sui figli serve min-height:0 */
.modal-columns { 
  min-height: 0;               /* IMPORTANTISSIMO per abilitare lo scroll nei figli */
}

/* 3) Le due colonne devono poter scrollare indipendentemente */
.modal-left,
.modal-right {
  overflow: auto;
  min-height: 0;               /* evita che “spingano” il contenitore e blocchino lo scroll */
  -webkit-overflow-scrolling: touch; /* scroll fluido su iOS */
}

/* ==== Overlay nero opaco sulle anteprime ==== */
.project-thumb {
  position: relative; /* serve per posizionare l'overlay */
  overflow: hidden;
}

.project-thumb::after {
  content: "";
  position: absolute;
  inset: 0; /* copre tutta l'immagine */
  background: rgba(0,0,0,0.20); /* nero con opacità */
  transition: background 0.3s ease;
  pointer-events: none; /* non blocca i click */
  z-index: 2;
}

.project-thumb img {
  position: relative;
  z-index: 1;
}

.project-box:hover .project-thumb::after {
  background: rgba(0,0,0,0.0); /* più trasparente all'hover */
}
/* Titolo principale galleria */
.gallery-heading {
  text-align: center;
  text-transform: uppercase;     /* tutto maiuscolo */
  font-size: 2.6rem;             /* grande */
  font-weight: 800;              /* grassetto importante */
  margin: 3rem 0 2rem;           /* più spazio sopra e sotto */
  color: #009fe3;                /* blu come i pulsanti */
  letter-spacing: 1.5px;         /* spaziatura tra lettere */
}