:root{--grid-columns:2}
:root[data-skin="warm"]{
  --background:#fbf8f4;--surface:#fff;--surface-low:#f5f2ed;--surface-container:#efece6;
  --text:#1e1b18;--muted:#4c453f;--outline:#7e756e;--divider:#d0c4bc;
  --primary:#bc4b06;--primary-text:#9a3b00;--primary-container:#ffdbce;--on-primary-container:#3b1200;
}
:root[data-skin="night"]{
  color-scheme:dark;
  --background:#0f141c;--surface:#171c25;--surface-low:#171c25;--surface-container:#1b202a;
  --text:#e1e2e8;--muted:#c3c7d2;--outline:#8c919c;--divider:#424751;
  --primary:#8ab4f8;--primary-text:#b4c8ff;--primary-container:#0a449b;--on-primary-container:#d8e2ff;--error:#ffb4ab;
}
:root[data-skin="night"] .primary{color:#002f6c}
.top-actions,.gallery-toolbar,.assistant-title{display:flex;align-items:center;gap:8px}
.top-actions{gap:3px}
.top-actions button,.gallery-toolbar button,.gallery-import{min-height:42px;white-space:nowrap}
.gallery-import{display:inline-flex;align-items:center;cursor:pointer}
main{padding-bottom:calc(72px + env(safe-area-inset-bottom))}
.gallery-controls{padding:3px 0 8px}
.gallery-controls h2{font-size:19px;margin:4px 0}
.chips{display:flex;gap:6px;align-items:center;overflow:auto;scrollbar-width:none;margin:0 0 10px;padding:2px}
.chips button{border:1px solid var(--divider);border-radius:8px;background:transparent;padding:5px 11px;white-space:nowrap;min-height:36px}
.chips button[aria-pressed="true"]{background:var(--primary-container);border-color:transparent;color:var(--on-primary-container);font-weight:650}
.gallery-search{display:flex;gap:8px;align-items:center;min-height:48px;border:1px solid var(--outline);background:var(--surface-low);padding:0 12px;border-radius:18px}
.gallery-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}
.gallery-search svg,.bottom-nav svg{width:20px;height:20px;fill:currentColor;flex:none}
.gallery-search input{outline:none;background:none;border:0;color:var(--text);min-width:0;width:100%;min-height:44px}
.gallery-caption{margin:8px 0 0;color:var(--muted);font-size:13px}
.gallery-toolbar .gallery-caption{margin:0;margin-right:auto}
.gallery-toolbar{flex-wrap:wrap}
.search-actions{justify-content:space-between}
.search-examples{display:flex;gap:4px}
.search-actions:has(#temp-upload:focus-visible) #temp-upload-label{outline:2px solid var(--primary)}
.search-actions:has(#temp-upload:disabled) #temp-upload-label{opacity:.6;cursor:default}
.temp-results{display:grid;gap:6px;margin-top:8px}
.temp-row{display:grid;grid-template-columns:56px minmax(0,1fr) auto;align-items:center;gap:8px;padding:6px 8px;border:1px solid var(--divider);border-radius:8px;background:var(--surface-low)}
.temp-row img{width:56px;height:56px;object-fit:cover;border-radius:5px}
.temp-row p{margin:0;overflow-wrap:anywhere}
.temp-row .text-btn{min-height:42px;padding-inline:4px}
#temp-status:empty{display:none}
.photo-grid{display:grid;grid-template-columns:repeat(var(--grid-columns),minmax(0,1fr));gap:5px}
.photo-cell{display:block;position:relative;aspect-ratio:1;overflow:hidden;border:0;border-radius:8px;padding:0;background:var(--surface-container)}
.photo-cell img{display:block;width:100%;height:100%;object-fit:cover}
.photo-cell[aria-pressed="true"]{outline:3px solid var(--primary);outline-offset:-3px}
.photo-cell[aria-pressed="true"]::after{content:"✓";position:absolute;top:5px;right:5px;background:var(--primary-container);color:var(--on-primary-container);border-radius:50%;width:24px;height:24px;display:grid;place-items:center}
.photo-favorite{position:absolute;left:5px;bottom:4px;color:#fff;text-shadow:0 1px 4px #000;font-size:15px}
.grid-empty{grid-column:1/-1;padding:38px 6px;text-align:center;color:var(--muted)}
.bottom-nav{position:fixed;z-index:2;bottom:0;left:0;right:0;padding-bottom:env(safe-area-inset-bottom);background:var(--surface-container);border-top:1px solid var(--divider)}
.bottom-nav>div{width:min(1100px,100%);margin:auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));min-height:56px;align-items:center;padding:4px 6px;gap:4px}
.bottom-nav button{border:0;background:transparent;border-radius:12px;min-height:48px;display:grid;justify-items:center;align-content:center;gap:2px;color:var(--muted);font-size:12px}
.bottom-nav button[aria-current="page"]{background:var(--primary-container);color:var(--on-primary-container);font-weight:650}
.settings-list{border:1px solid var(--divider);background:var(--surface);border-radius:12px;overflow:hidden}
.setting-row{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:54px;padding:10px 13px}
.setting-row+.setting-row{border-top:1px solid var(--divider)}
.setting-row select{font:inherit;color:var(--text);background:var(--surface-low);border:1px solid var(--divider);border-radius:8px;padding:4px}
.setting-row a,#gallery-detail a{color:var(--primary-text)}
.assistant-title{margin:0 0 8px;font-weight:650}
#gallery-detail{padding:10px 2px 2px;color:var(--muted);overflow-wrap:anywhere}
#gallery-detail p{margin:4px 0}
#gallery-detail pre{font:inherit;white-space:pre-wrap}
#gallery-detail .text-btn{padding-left:0}
.detail-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
#gallery-upload:focus-visible+.primary,.gallery-toolbar:has(#gallery-upload:focus-visible) .gallery-import{outline:2px solid var(--primary)}
@media(max-width:740px){
  .photo-grid{gap:3px}
  .photo-cell{border-radius:6px}
  .top-actions button{padding-inline:6px}
}