/* ==========================================================================
   Réalisations : filtres, grille en colonnes (hauteurs libres), visionneuse
   ========================================================================== */

.rea-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.rea-filter {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--line-strong);
  background: var(--white);
  color: var(--navy);
  font-weight: 600;
  font-size: var(--fs-sm);
  line-height: 1;
  transition: background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}

.rea-filter span {
  padding: 0.2rem 0.45rem;
  border-radius: var(--radius-pill);
  background: var(--teal-tint);
  color: var(--teal-ink);
  font-size: 0.75rem;
}

.rea-filter:hover { border-color: var(--teal-ink); }

.rea-filter[aria-pressed="true"] {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.rea-filter[aria-pressed="true"] span { background: var(--teal); color: var(--navy); }

/* Grille en colonnes : les photos gardent leur format (portrait ou paysage) */
.rea-grid {
  columns: 1;
  column-gap: var(--space-4);
  list-style: none;
  padding: 0;
}

@media (min-width: 40em) { .rea-grid { columns: 2; } }
@media (min-width: 64em) { .rea-grid { columns: 3; } }

.rea-card {
  break-inside: avoid;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-card);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.rea-card[hidden] { display: none; }

.rea-card__media {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--teal-tint);
}

.rea-card__media img {
  width: 100%;
  height: auto;
  transition: transform var(--dur-slow) var(--ease-out);
}

.rea-card__media:hover img { transform: scale(1.03); }

.rea-card__media:focus-visible { outline-offset: -3px; }

.rea-card__zoom {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgb(255 255 255 / 0.9);
  color: var(--navy);
  opacity: 0;
  transform: scale(0.9);
  transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}

.rea-card__media:hover .rea-card__zoom,
.rea-card__media:focus-visible .rea-card__zoom { opacity: 1; transform: none; }

.rea-card__body { padding: var(--space-5); }

.rea-card__tag {
  margin-bottom: var(--space-2);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-ink);
}

.rea-card__title { font-size: var(--fs-h4); margin-bottom: var(--space-2); }

.rea-card__text { font-size: var(--fs-sm); line-height: 1.55; color: var(--slate); }

/* ------------------------------------------------------------ Visionneuse */
.lightbox {
  width: 100vw;
  max-width: 100vw;
  height: 100dvh;
  max-height: 100dvh;
  margin: 0;
  padding: var(--space-5);
  border: 0;
  background: rgb(14 34 51 / 0.96);
  color: var(--white);
}

.lightbox::backdrop { background: rgb(14 34 51 / 0.6); }

.lightbox[open] {
  display: grid;
  place-items: center;
}

.lightbox__figure {
  display: grid;
  justify-items: center;
  gap: var(--space-3);
  max-width: min(100%, 90rem);
}

.lightbox__figure img {
  max-width: 100%;
  max-height: calc(100dvh - 9rem);
  width: auto;
  height: auto;
  border-radius: var(--radius-sm);
}

.lightbox__figure figcaption { text-align: center; color: var(--mist); max-width: 60ch; }

.lightbox__figure figcaption strong { display: block; color: var(--white); font-family: var(--font-display); font-size: var(--fs-h4); }

.lightbox__btn {
  position: fixed;
  background: rgb(255 255 255 / 0.12);
  border-color: rgb(255 255 255 / 0.4);
  color: var(--white);
}

.lightbox__btn:hover { background: rgb(255 255 255 / 0.22); }

.lightbox__close { top: var(--space-4); right: var(--space-4); }
.lightbox__prev { left: var(--space-4); top: 50%; transform: translateY(-50%); }
.lightbox__next { right: var(--space-4); top: 50%; transform: translateY(-50%); }

@media (max-width: 47.99em) {
  .lightbox__prev, .lightbox__next { top: auto; bottom: var(--space-4); transform: none; }
}

@media (prefers-reduced-motion: no-preference) {
  .lightbox[open] .lightbox__figure { animation: lb-in var(--dur-slow) var(--ease-out); }
}

@keyframes lb-in { from { opacity: 0; transform: scale(0.97); } to { opacity: 1; transform: none; } }