/* ---------- Experience: interactive bento gallery ---------- */
.experience { background: var(--color-paper); }

.exp-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 180px;
  grid-auto-flow: dense;
  gap: var(--space-sm);
}
.exp-tile--lg   { grid-column: span 2; grid-row: span 2; }
.exp-tile--wide { grid-column: span 2; grid-row: span 1; }
.exp-tile--tall { grid-column: span 1; grid-row: span 2; }
.exp-tile--sm   { grid-column: span 1; grid-row: span 1; }

/* Each tile is a button so it's keyboard-focusable */
.exp-tile {
  position: relative;
  overflow: hidden;
  margin: 0;
  padding: 0;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: var(--color-stone);
  cursor: pointer;
  color: inherit;
  /* opacity here keeps the scroll fade-in smooth (the .reveal base sets opacity:0) */
  transition: opacity 0.7s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}
.exp-tile:hover,
.exp-tile:focus-visible {
  transform: scale(1.02);
  box-shadow: var(--glass-highlight), 0 22px 55px rgba(0, 0, 0, 0.45);
  z-index: 2;
  outline: none;
}
.exp-tile__media {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.exp-tile:hover .exp-tile__media { transform: scale(1.06); }

.exp-tile__caption {
  position: absolute; inset: 0;
  z-index: 1;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: var(--space-sm);
  text-align: left;
  background: linear-gradient(to top, rgba(8, 7, 5, 0.85), rgba(8, 7, 5, 0.25) 45%, transparent 75%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.exp-tile:hover .exp-tile__caption,
.exp-tile:focus-visible .exp-tile__caption { opacity: 1; }
.exp-tile__caption h3 {
  margin: 0;
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.3rem; line-height: 1.15; color: var(--color-ink);
}
.exp-tile__caption p {
  margin: 0.15rem 0 0;
  font-family: var(--font-body); font-size: 0.85rem; color: var(--color-ink-muted);
}

/* ---------- Lightbox ---------- */
body.exp-noscroll { overflow: hidden; }

.exp-lightbox {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-md);
}
.exp-lightbox[hidden] { display: none; }
.exp-lightbox__backdrop {
  position: absolute; inset: 0;
  background: rgba(6, 5, 3, 0.82);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.exp-lightbox__close {
  position: absolute; top: 1rem; right: 1rem; z-index: 3;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--glass-line);
  background: rgba(20, 17, 12, 0.72);
  color: var(--color-ink); font-size: 1.6rem; line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.exp-lightbox__close:hover { background: rgba(40, 34, 24, 0.9); }

.exp-lightbox__stage {
  position: relative; z-index: 1; margin: 0;
  width: min(92vw, 1000px);
  display: flex; flex-direction: column; align-items: center;
}
.exp-lightbox__media {
  position: relative;
  width: 100%; aspect-ratio: 16 / 9; max-height: 66vh;
  border-radius: var(--radius); overflow: hidden;
  background: rgba(0, 0, 0, 0.35);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}
.exp-lightbox__media--in { animation: expStageIn 0.35s cubic-bezier(0.22, 1, 0.36, 1); }
@keyframes expStageIn {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to   { opacity: 1; transform: none; }
}
.exp-lightbox__mediaEl {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain; display: block;
}
.exp-lightbox__caption { margin-top: var(--space-sm); text-align: center; }
.exp-lightbox__caption h3 {
  margin: 0; font-family: var(--font-display); font-weight: 600;
  font-size: 1.5rem; color: var(--color-ink);
}
.exp-lightbox__caption p { margin: 0.25rem 0 0; color: var(--color-ink-muted); }

/* ---------- Thumbnail dock ---------- */
.exp-dock {
  position: fixed; left: 50%; bottom: 1.25rem;
  transform: translateX(-50%);
  z-index: 1001;
  display: flex; align-items: center;
  padding: 0.5rem 0.75rem;
  border-radius: 16px;
  background: rgba(20, 17, 12, 0.55);
  border: 1px solid var(--glass-line);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  max-width: 92vw; overflow-x: auto;
}
.exp-dock__thumb {
  position: relative; flex: 0 0 auto;
  width: 44px; height: 44px;
  border: 0; padding: 0; margin: 0;
  border-radius: 10px; overflow: hidden;
  cursor: pointer; background: none;
  transform: rotate(-9deg);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.2s ease;
}
.exp-dock__thumb + .exp-dock__thumb { margin-left: -8px; }
.exp-dock__thumb:nth-child(even) { transform: rotate(9deg); }
.exp-dock__thumb:hover { transform: rotate(0) scale(1.3) translateY(-8px); z-index: 4; }
.exp-dock__thumb.is-active {
  transform: rotate(0) scale(1.2) translateY(-8px);
  box-shadow: 0 0 0 2px var(--color-accent);
  z-index: 5;
}
.exp-dock__media { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }

/* ---------- Mobile ---------- */
@media (max-width: 768px) {
  .exp-gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 140px; }
  .exp-tile--lg   { grid-column: span 2; grid-row: span 2; }
  .exp-tile--wide { grid-column: span 2; grid-row: span 1; }
  .exp-tile--tall { grid-column: span 1; grid-row: span 2; }
  /* captions always visible on touch (no hover) */
  .exp-tile__caption { opacity: 1; background: linear-gradient(to top, rgba(8, 7, 5, 0.8), transparent 60%); }
  .exp-tile__caption h3 { font-size: 1.05rem; }
  .exp-lightbox__caption h3 { font-size: 1.25rem; }
  .exp-dock__thumb { width: 38px; height: 38px; }
}