/* =========================================================
   RAprime — Gallery page
   Modern creative responsive gallery (filter + masonry +
   lightbox). Used by: gallery.html
   ========================================================= */

/* ============== HERO ============== */
.gal-hero{
  position: relative;
  background:
    radial-gradient(900px 500px at 12% -20%, rgba(245,183,60,.18), transparent 60%),
    radial-gradient(900px 600px at 100% 110%, rgba(74,144,255,.20), transparent 55%),
    linear-gradient(135deg, #030641 0%, #0a1238 55%, #0e3789 100%);
  color: #fff;
  padding: 78px 0 64px;
  overflow: hidden;
  isolation: isolate;
}
.gal-hero::before{
  content:"";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  pointer-events: none;
  z-index: -1;
}
.gal-hero-inner{
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 22px;
  text-align: center;
}
.gal-eyebrow{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  font-size: 11.5px; font-weight: 800;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: #ffd98a;
  margin-bottom: 18px;
}
.gal-eyebrow i{ color: #f5b73c; font-size: 11px; }
.gal-title{
  font-size: clamp(34px, 5.5vw, 64px);
  font-weight: 900;
  margin: 0;
  letter-spacing: -1.4px;
  line-height: 1.05;
}
.gal-title .grad{
  background: linear-gradient(135deg, #ffe6a8 0%, #f5b73c 50%, #d4901c 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.gal-sub{
  margin: 16px auto 0;
  max-width: 720px;
  font-size: clamp(14px, 1.4vw, 16.5px);
  font-weight: 500;
  color: rgba(255,255,255,.78);
  line-height: 1.6;
}

/* Counters */
.gal-stats{
  display: flex; gap: 22px; justify-content: center;
  flex-wrap: wrap;
  margin-top: 36px;
}
.gal-stat{
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  font-size: 13px; font-weight: 700;
  color: #fff;
  backdrop-filter: blur(8px);
}
.gal-stat .ic{
  width: 28px; height: 28px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #f5b73c, #d4901c);
  color: #fff;
  border-radius: 8px;
  font-size: 12px;
}
.gal-stat .num{
  font-size: 16px; font-weight: 900;
  font-variant-numeric: tabular-nums;
  color: #ffd98a;
}

/* ============== FILTER BAR ============== */
.gal-toolbar{
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.gal-toolbar-inner{
  max-width: 1240px;
  margin: 0 auto;
  padding: 14px 22px;
  display: flex; align-items: center; justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.gal-chips{
  display: flex; gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.gal-chip{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-family: inherit;
  font-size: 13px; font-weight: 700;
  color: var(--text-2);
  cursor: pointer;
  transition: all .25s var(--ease);
  white-space: nowrap;
}
.gal-chip i{ font-size: 11px; opacity: .7; }
.gal-chip .count{
  display: inline-grid; place-items: center;
  min-width: 22px;
  padding: 0 7px;
  height: 18px;
  background: var(--bg-soft);
  border-radius: 999px;
  font-size: 10.5px; font-weight: 800;
  color: var(--text-mute);
  transition: background .25s var(--ease), color .25s var(--ease);
}
.gal-chip:hover{
  border-color: var(--brand-2);
  color: var(--brand-2);
  transform: translateY(-1px);
}
.gal-chip:hover i,
.gal-chip.active i{ opacity: 1; }
.gal-chip.active{
  background: linear-gradient(135deg, #030641, #0e3789);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 22px rgba(14,55,137,.25);
}
.gal-chip.active .count{
  background: rgba(255,255,255,.18);
  color: #ffd98a;
}

/* ============== GRID ============== */
.gal-section{
  background: linear-gradient(180deg, #f6f7fb 0%, #eef1f8 100%);
  padding: 36px 0 80px;
  min-height: 50vh;
}
.gal-grid-wrap{
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 22px;
}

.gal-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 14px;
}
@media (max-width: 1100px){
  .gal-grid{ grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px){
  .gal-grid{
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 170px;
    gap: 10px;
  }
}
@media (max-width: 460px){
  .gal-grid{
    grid-template-columns: 1fr;
    grid-auto-rows: 220px;
  }
}

/* Tile */
.gal-tile{
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  background: #d6dcea;
  cursor: zoom-in;
  transition: transform .45s var(--ease),
              box-shadow .45s var(--ease),
              opacity .35s var(--ease);
  box-shadow: 0 8px 24px rgba(10,20,40,.06);
  isolation: isolate;
}
.gal-tile.tall{ grid-row: span 2; }
.gal-tile.wide{ grid-column: span 2; }
.gal-tile.huge{ grid-column: span 2; grid-row: span 2; }
@media (max-width: 720px){
  .gal-tile.wide,
  .gal-tile.huge{ grid-column: span 2; }
}
@media (max-width: 460px){
  .gal-tile,
  .gal-tile.tall,
  .gal-tile.wide,
  .gal-tile.huge{ grid-row: auto; grid-column: auto; }
}

.gal-tile img{
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .8s var(--ease), filter .45s var(--ease);
}
.gal-tile:hover img{
  transform: scale(1.06);
  filter: saturate(1.1);
}

/* Overlay */
.gal-tile::before{
  content:"";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(3,6,65,.78) 100%);
  opacity: .55;
  transition: opacity .35s var(--ease);
  pointer-events: none;
  z-index: 1;
}
.gal-tile:hover::before{ opacity: .85; }
.gal-tile::after{
  content:"";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(245,183,60,.0), rgba(245,183,60,.16));
  opacity: 0;
  transition: opacity .35s var(--ease);
  pointer-events: none;
  z-index: 1;
}
.gal-tile:hover::after{ opacity: 1; }

.gal-tile-meta{
  position: absolute;
  left: 18px; right: 18px;
  bottom: 16px;
  z-index: 2;
  color: #fff;
  transform: translateY(8px);
  opacity: .92;
  transition: transform .35s var(--ease), opacity .35s var(--ease);
}
.gal-tile:hover .gal-tile-meta{
  transform: translateY(0);
  opacity: 1;
}
.gal-tile-cat{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  background: rgba(245,183,60,.20);
  border: 1px solid rgba(245,183,60,.42);
  color: #ffd98a;
  border-radius: 999px;
  font-size: 10.5px; font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
  margin-bottom: 8px;
  backdrop-filter: blur(6px);
}
.gal-tile-cat i{ font-size: 10px; }
.gal-tile-title{
  font-size: 15.5px; font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.2px;
  margin: 0 0 4px;
  text-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.gal-tile-desc{
  font-size: 12.5px; font-weight: 500;
  margin: 0;
  color: rgba(255,255,255,.82);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height .35s var(--ease), opacity .35s var(--ease), margin-top .35s var(--ease);
}
.gal-tile:hover .gal-tile-desc{
  max-height: 60px;
  opacity: 1;
  margin-top: 4px;
}

/* Zoom indicator */
.gal-tile-zoom{
  position: absolute;
  top: 14px; right: 14px;
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(8px);
  border-radius: 10px;
  color: #fff;
  font-size: 12.5px;
  opacity: 0;
  transform: scale(.85);
  transition: all .35s var(--ease);
  z-index: 2;
}
.gal-tile:hover .gal-tile-zoom{
  opacity: 1;
  transform: scale(1);
}

/* Loading skeleton (before image loads) */
.gal-tile.loading{
  background: linear-gradient(135deg, #d6dcea 0%, #e4e9f3 50%, #d6dcea 100%);
  background-size: 200% 100%;
  animation: galShimmer 1.8s linear infinite;
}
@keyframes galShimmer{
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Hidden tiles (filter) */
.gal-tile.hidden{
  display: none;
}

/* Empty state */
.gal-empty{
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 24px;
  color: var(--text-mute);
}
.gal-empty i{
  display: block;
  font-size: 48px;
  color: var(--text-soft);
  margin-bottom: 14px;
}
.gal-empty h4{
  font-size: 17px; font-weight: 800;
  color: var(--text);
  margin: 0 0 6px;
}
.gal-empty p{
  font-size: 13.5px; font-weight: 500;
  margin: 0;
}

/* ============== LIGHTBOX ============== */
.gal-lightbox{
  position: fixed; inset: 0;
  background: rgba(3,6,65,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
  z-index: 1000;
}
.gal-lightbox.open{
  opacity: 1;
  pointer-events: auto;
}
.gal-lb-inner{
  position: relative;
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 60px 90px 80px;
}
@media (max-width: 720px){
  .gal-lb-inner{ padding: 70px 16px 110px; }
}
.gal-lb-image-wrap{
  position: relative;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center; justify-content: center;
}
.gal-lb-image{
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0,0,0,.55);
  background: #0a1238;
  transform: scale(.96);
  opacity: 0;
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.gal-lightbox.open .gal-lb-image{
  transform: scale(1);
  opacity: 1;
}

/* Caption */
.gal-lb-caption{
  position: absolute;
  left: 50%; bottom: 14px;
  transform: translateX(-50%);
  width: min(720px, 92%);
  text-align: center;
  color: #fff;
  padding: 14px 18px;
  background: rgba(0,0,0,.45);
  border: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(10px);
  border-radius: 12px;
}
.gal-lb-cat{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  background: rgba(245,183,60,.22);
  border: 1px solid rgba(245,183,60,.45);
  border-radius: 999px;
  font-size: 10.5px; font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: #ffd98a;
  margin-bottom: 8px;
}
.gal-lb-title{
  font-size: 16px; font-weight: 800;
  margin: 0 0 4px;
  letter-spacing: -.2px;
}
.gal-lb-desc{
  font-size: 13px; font-weight: 500;
  margin: 0;
  color: rgba(255,255,255,.78);
  line-height: 1.55;
}

/* Close / Nav / Counter */
.gal-lb-close,
.gal-lb-nav{
  position: absolute;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 14px;
  color: #fff;
  cursor: pointer;
  transition: background .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
  backdrop-filter: blur(8px);
}
.gal-lb-close{
  top: 22px; right: 22px;
  font-size: 18px;
}
.gal-lb-close:hover{
  background: linear-gradient(135deg, #ef4760, #c2185b);
  border-color: transparent;
  transform: rotate(90deg);
}
.gal-lb-nav{ top: 50%; transform: translateY(-50%); font-size: 18px; }
.gal-lb-nav.prev{ left: 22px; }
.gal-lb-nav.next{ right: 22px; }
.gal-lb-nav:hover{
  background: linear-gradient(135deg, #f5b73c, #d4901c);
  border-color: transparent;
  color: #030641;
  transform: translateY(-50%) scale(1.08);
}
.gal-lb-nav:disabled{
  opacity: .35;
  cursor: not-allowed;
  pointer-events: none;
}
@media (max-width: 720px){
  .gal-lb-nav.prev{ left: 10px; }
  .gal-lb-nav.next{ right: 10px; }
  .gal-lb-nav{ width: 42px; height: 42px; }
}

.gal-lb-counter{
  position: absolute;
  top: 26px; left: 50%;
  transform: translateX(-50%);
  padding: 8px 16px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  color: #fff;
  font-size: 12px; font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: .4px;
}
.gal-lb-counter strong{ color: #ffd98a; }

/* Disable body scroll while lightbox is open */
body.gal-lock{ overflow: hidden; }