.ax-gal-rail { position: relative; background: var(--ax-ink); color: var(--ax-paper); padding: var(--ax-sec-pad-s) 0 var(--ax-sec-pad-m); overflow: hidden; }
.ax-gal-rail__inner { max-width: var(--ax-maxw); margin: 0 auto clamp(28px, 3.2vw, 48px); padding: 0 var(--ax-gutter); }
.ax-gal-rail__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px; }
.ax-gal-rail__heading-col { min-width: 0; }
.ax-gal-rail__eyebrow {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ax-steel);
  margin-bottom: var(--ax-label-gap);
}
.ax-gal-rail__eyebrow-mark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  vertical-align: -1px;
  margin-right: 9px;
}
.ax-gal-rail__eyebrow-mark svg {
  width: 9px;
  height: 7.2px;
  fill: currentColor;
}
.ax-gal-rail__heading { font-weight: 300; margin: 0; font-size: clamp(38px, 4.6vw, 80px); line-height: .94; letter-spacing: -.032em; }
.ax-gal-rail__tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.ax-gal-rail__tab { background: transparent; border: 1px solid rgba(244,241,235,.32); border-radius: 999px; color: rgba(244,241,235,.7); padding: 11px 17px; font: inherit; font-size: 9.5px; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; cursor: pointer; transition: all .32s ease; }
.ax-gal-rail__tab.is-active { background: rgba(244,241,235,.92); border-color: rgba(244,241,235,.92); color: var(--ax-ink); }
.ax-gal-rail__track-wrap[hidden] { display: none; }
.ax-gal-rail__track { display: flex; gap: clamp(8px, 1vw, 14px); overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-left: var(--ax-gutter); padding: 0 var(--ax-gutter); scrollbar-width: none; cursor: grab; }
.ax-gal-rail__track::-webkit-scrollbar { display: none; }
.ax-gal-rail__shot { flex: 0 0 clamp(280px, 42vw, 760px); scroll-snap-align: start; position: relative; height: clamp(250px, 36vw, 560px); border-radius: 12px; overflow: hidden; background: var(--ax-ink-deep); border: 0; padding: 0; cursor: zoom-in; text-align: left; }
.ax-gal-rail__shot img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 1.1s cubic-bezier(.16,1,.3,1); }
@media (hover: hover) and (pointer: fine) {
.ax-gal-rail__shot:hover img { transform: scale(1.05); }
}
.ax-gal-rail__shot:active img { transform: scale(1.03); }
/* Reference UL4 gallery: blur(16px), no saturate. */
.ax-gal-rail__badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 2;
  border-radius: 999px;
  background: rgba(14, 18, 38, 0.46);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(244, 241, 235, 0.22);
  color: var(--ax-paper);
  padding: 8px 13px;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.ax-gal-rail__lightbox { position: fixed; inset: 0; z-index: 999; background: rgba(14,18,38,.92); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 40px; touch-action: none; }
.ax-gal-rail__lightbox[hidden] { display: none; }
.ax-gal-rail__lightbox img { max-width: min(92vw, 1200px); max-height: 78vh; object-fit: contain; border-radius: 8px; }
.ax-gal-rail__lb-cap { color: var(--ax-paper); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; margin-top: 16px; text-align: center; }
/* Desktop close (pre-W23-E4). Touch 44px pill only ≤900. */
.ax-gal-rail__lb-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: transparent;
  border: 0;
  color: var(--ax-paper);
  font-size: 36px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

/* W23-E4 — touch targets only ≤900 (desktop close/tabs restored above) */
@media (max-width: 900px) {
  /* Tabs in one row; overflow scrolls locally (section overflow:hidden keeps page still).
   * No right-edge mask-image — it washed out the last category chip (as in units-picker). */
  .ax-gal-rail__tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    touch-action: pan-x;
    scrollbar-width: none;
    gap: 8px;
    max-width: 100%;
  }

  .ax-gal-rail__tabs::-webkit-scrollbar {
    display: none;
  }

  .ax-gal-rail__tab {
    min-height: 44px;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .ax-gal-rail__lb-close {
    top: 12px;
    right: 12px;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(244, 241, 235, 0.08);
    border: 1px solid rgba(244, 241, 235, 0.28);
    border-radius: 999px;
    font-size: 28px;
    padding: 0;
  }
}

/*
 * Tryb okresów budowy (gallery-periods.php). Wszystko pod .ax-gal-rail--periods -
 * pas w trybie domyślnym (Unii Lubelskiej 4) nie widzi tych reguł.
 * Starsze okresy zwijają się pod pasem najnowszego: nagłówek z liczbą zdjęć,
 * po rozwinięciu siatka miniatur otwierająca ten sam podgląd.
 */
.ax-gal-rail--periods .ax-gal-rail__archive {
  max-width: var(--ax-maxw);
  margin: clamp(28px, 3vw, 44px) auto 0;
  padding: 0 var(--ax-gutter);
}
.ax-gal-rail--periods .ax-gal-rail__archive-label {
  display: block;
  margin-bottom: 12px;
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(244, 241, 235, .5);
}
.ax-gal-rail--periods .ax-gal-rail__period { border-top: 1px solid rgba(244, 241, 235, .14); }
.ax-gal-rail--periods .ax-gal-rail__period:last-child { border-bottom: 1px solid rgba(244, 241, 235, .14); }
.ax-gal-rail--periods .ax-gal-rail__period-head {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 56px;
  cursor: pointer;
  list-style: none;
}
.ax-gal-rail--periods .ax-gal-rail__period-head::-webkit-details-marker { display: none; }
.ax-gal-rail--periods .ax-gal-rail__period-name {
  font-size: clamp(18px, 1.5vw, 22px);
  font-weight: 300;
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}
.ax-gal-rail--periods .ax-gal-rail__period-count {
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(244, 241, 235, .5);
}
.ax-gal-rail--periods .ax-gal-rail__period-chev {
  margin-left: auto;
  color: rgba(244, 241, 235, .7);
  transition: transform .42s cubic-bezier(.16, 1, .3, 1);
}
.ax-gal-rail--periods .ax-gal-rail__period[open] .ax-gal-rail__period-chev { transform: rotate(180deg); }
.ax-gal-rail--periods .ax-gal-rail__period-head:focus-visible { outline: 2px solid var(--ax-steel-light); outline-offset: 4px; }
.ax-gal-rail--periods .ax-gal-rail__period-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(8px, .9vw, 12px);
  padding: 4px 0 22px;
}
.ax-gal-rail--periods .ax-gal-rail__thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 0;
  padding: 0;
  border-radius: 10px;
  overflow: hidden;
  background: var(--ax-ink-deep);
  cursor: zoom-in;
}
.ax-gal-rail--periods .ax-gal-rail__thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.1s cubic-bezier(.16, 1, .3, 1);
}
@media (hover: hover) and (pointer: fine) {
  .ax-gal-rail--periods .ax-gal-rail__thumb:hover img { transform: scale(1.05); }
}
@media (max-width: 900px) {
  .ax-gal-rail--periods .ax-gal-rail__period-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ax-gal-rail--periods .ax-gal-rail__period-head { min-height: 52px; }
}