.background-page .gallery-header{position:relative;background:var(--bg-primary);color:var(--text-primary);border-bottom:1px solid var(--border)}.gallery-header button{color:var(--text-primary);background:var(--bg-secondary)}.background-page main{max-width:1440px;margin:auto;padding:0 40px}.gallery-intro{padding:70px 0 45px;max-width:900px}.gallery-intro h1{font-size:calc(clamp(36px,5vw,64px)*var(--font-scale));line-height:1.5;letter-spacing:.07em;font-weight:500;margin:18px 0 22px}.gallery-intro>p{font-size:calc(16px*var(--font-scale));line-height:2;color:var(--text-secondary)}.gallery-intro .gallery-lead{font-size:calc(22px*var(--font-scale));color:var(--text-primary)}.gallery-stats{display:flex;flex-wrap:wrap;gap:18px 30px;align-items:center;margin:28px 0;font-size:calc(14px*var(--font-scale));color:var(--accent)}.gallery-stats strong{font-size:calc(30px*var(--font-scale));font-weight:500}.gallery-intro .gallery-note{font-size:calc(13px*var(--font-scale));border-left:2px solid var(--border);padding-left:18px}.gallery-filters{display:flex;align-items:end;flex-wrap:wrap;gap:18px;padding:24px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:7px}.gallery-filters label{display:grid;gap:8px;font-size:calc(14px*var(--font-scale))}.gallery-filters select{font:inherit;max-width:100%;min-width:130px;color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border);border-radius:4px;padding:11px}.gallery-filters button,.compare-bar button,.bg-dialog-header button{font:inherit;font-size:calc(14px*var(--font-scale));padding:11px 16px;line-height:1.6;cursor:pointer}.gallery-status{display:flex;flex-wrap:wrap;gap:7px}.gallery-status button[aria-pressed=true]{background:var(--accent);color:var(--text-on-accent);border-color:var(--accent)}.gallery-filters output{font-size:calc(14px*var(--font-scale));margin-left:auto;align-self:center}.compare-hint{font-size:calc(14px*var(--font-scale));color:var(--text-secondary);margin:20px 0}.compare-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:20px 0;padding:16px;border:1px solid var(--accent);background:var(--bg-secondary);font-size:calc(14px*var(--font-scale))}.compare-bar[hidden]{display:none}.compare-bar button:disabled{opacity:.5;cursor:default}.background-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:28px 0 60px}.bg-card{min-width:0;margin:0;border:1px solid var(--border);border-radius:8px;background:var(--bg-secondary);overflow:hidden}.bg-card[hidden]{display:none}.bg-open{display:block;position:relative;border:0;padding:0;border-radius:0;background:var(--bg-primary);width:100%;cursor:zoom-in;overflow:hidden}.bg-open img{width:100%;height:auto;display:block;aspect-ratio:16/9;object-fit:cover;transition:transform .25s}.bg-open:hover img{transform:scale(1.025)}.bg-open>span{position:absolute;right:10px;bottom:10px;background:#071c1be8;color:#eff5f3;border-radius:3px;padding:5px 9px;font-size:calc(12px*var(--font-scale))}.bg-card-body{padding:20px}.bg-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:calc(12px*var(--font-scale));color:var(--text-secondary)}.bg-status{padding:3px 9px;border:1px solid var(--border);border-radius:20px}.bg-status.is-current{color:var(--success);border-color:currentColor}.bg-card h2{font-size:calc(21px*var(--font-scale));font-weight:500;line-height:1.6;margin:14px 0 6px}.bg-card-body>p{font-size:calc(14px*var(--font-scale));margin:0;color:var(--text-secondary)}.bg-compare-label{display:flex;gap:8px;align-items:center;font-size:calc(14px*var(--font-scale));margin-top:20px;cursor:pointer}.compare-choice{width:18px;height:18px;flex-shrink:0;accent-color:var(--accent)}.bg-card:has(.compare-choice:checked){outline:2px solid var(--accent);outline-offset:2px}.compare-choice:disabled{opacity:.4}.background-gallery-link{margin-left:18px}#backgroundDialog{width:min(1500px,96vw);max-height:92svh;padding:20px;background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:9px}#backgroundDialog::backdrop{background:#000c}.bg-dialog-header{display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap;margin-bottom:18px}.bg-dialog-header h2{font-size:calc(19px*var(--font-scale));line-height:1.6;margin:0;font-weight:500}.bg-dialog-header>div{display:flex;gap:8px;flex-wrap:wrap}#bgDialogContent{display:grid;grid-template-columns:1fr;gap:20px}#bgDialogContent.is-comparison{grid-template-columns:repeat(2,minmax(0,1fr))}#bgDialogContent figure{margin:0;min-width:0}#bgDialogContent img{display:block;width:100%;height:auto;max-height:70svh;object-fit:contain}#bgDialogContent figcaption{font-size:calc(14px*var(--font-scale));line-height:1.9;margin-top:12px}#bgDialogContent a{color:var(--accent);margin-left:14px}.bg-dialog-note{font-size:calc(12px*var(--font-scale));color:var(--text-secondary);line-height:1.9}.bg-open:focus-visible,.gallery-status button:focus-visible{outline:3px solid var(--accent);outline-offset:-3px}
@media(max-width:1000px){.background-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.background-page main{padding:0 20px}.gallery-intro{padding-top:40px}.background-grid{grid-template-columns:1fr}.gallery-filters{padding:16px}.gallery-filters label{width:100%}.gallery-filters select{width:100%}.gallery-filters output{margin-left:0}.gallery-intro br{display:none}#bgDialogContent.is-comparison{grid-template-columns:1fr}#backgroundDialog{padding:12px}.background-gallery-link{margin-left:0}}
.compare-bar{position:sticky;top:12px;z-index:20}
[data-large-text=true] .background-grid{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:800px){[data-large-text=true] .background-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.bg-open img{transition:none}}