/* The algorithmic gallery (`/gallery`, `pages.gallery`). Every rule is scoped under `.gal`, so this
   sheet reaches nothing on any other page. Korkai — Tamil Font Studio, SIL OFL 1.1 — is the gallery's
   type; it is served from this origin (`serve.FONTS`). */
@font-face { font-family: Korkai; src: url("/static/Korkai-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: Korkai; src: url("/static/Korkai-Medium.ttf") format("truetype"); font-weight: 500; font-display: swap; }
@font-face { font-family: Korkai; src: url("/static/Korkai-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }

.gal {
  --gal-wall: #e6e4e4;
  --gal-panel: var(--bg-desktop);
  --gal-panel-2: var(--bg-desktop-glow);
  --gal-rule: var(--line-dark);
  --gal-ink: var(--ink-inverse);
  --gal-muted: var(--ink-inverse-muted);
  --gal-accent: var(--accent-soft);
  position: fixed; left: 0; right: 0; bottom: var(--gal-bottom, 0px); top: var(--gal-top, 57px);
  display: flex; background: var(--gal-panel); color: var(--gal-ink); z-index: 5;
  font-family: Korkai, var(--font-display);
}
.gal-stage { position: relative; flex: 1; min-width: 0; background: var(--gal-wall); }
.gal-stage canvas { display: block; width: 100%; height: 100%; outline: none; touch-action: none; }
.gal-where { position: absolute; left: 16px; top: 16px; padding: 8px 12px; background: rgba(14, 20, 23, 0.86);
  font: 500 13px/1.3 var(--font-mono, ui-monospace, monospace); letter-spacing: .04em; color: var(--gal-ink); }
.gal-where b { color: var(--gal-accent); font-weight: 500; }
.gal-hint { position: absolute; left: 16px; top: 56px; margin: 0; max-width: 300px; color: var(--ink);
  font: 12px/1.5 var(--font-mono, ui-monospace, monospace); opacity: .7; }
.gal-keys { position: absolute; left: 16px; bottom: 16px; display: grid; gap: 4px;
  grid-template-columns: repeat(3, 44px); grid-template-rows: repeat(2, 44px); }
.gal-keys button { border: 0; background: rgba(14, 20, 23, 0.86); color: var(--gal-ink); cursor: pointer;
  font: 500 18px var(--font-mono, ui-monospace, monospace); }
.gal-keys button:hover { color: var(--gal-accent); }
.gal-keys .up { grid-column: 2; grid-row: 1; }
.gal-keys .left { grid-column: 1; grid-row: 2; }
.gal-keys .down { grid-column: 2; grid-row: 2; }
.gal-keys .right { grid-column: 3; grid-row: 2; }
.gal button:focus-visible, .gal a:focus-visible, .gal summary:focus-visible { outline: 2px solid var(--gal-accent); outline-offset: 2px; }

.gal-panel { width: 400px; flex: none; overflow-y: auto; border-left: 1px solid var(--gal-rule); display: flex; flex-direction: column; }
.gal-head { padding: 18px 24px 14px; border-bottom: 1px solid var(--gal-rule); }
.gal-head p { margin: 0; font: 500 12px/1.5 var(--font-mono, ui-monospace, monospace); letter-spacing: .1em; text-transform: uppercase; color: var(--gal-muted); }
.gal-head p + p { text-transform: none; letter-spacing: .02em; }
.gal-floors { display: flex; flex-direction: column; padding: 8px 12px 12px; border-bottom: 1px solid var(--gal-rule); }
.gal-floors button { display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; align-items: baseline; text-align: left;
  padding: 5px 12px; border: 0; background: none; color: var(--gal-muted); font: 16px/1.3 Korkai, var(--font-display); cursor: pointer; }
.gal-floors button:hover { color: var(--gal-ink); }
.gal-floors button.here { background: var(--gal-panel-2); color: var(--gal-ink); }
.gal-floors .n, .gal-floors .c { font: 12px var(--font-mono, ui-monospace, monospace); }
.gal-floors button.here .n { color: var(--gal-accent); }

.gal-record { padding: 24px; display: flex; flex-direction: column; gap: 18px; }
.gal-empty { color: var(--gal-muted); line-height: 1.5; }
.gal-eyebrow { margin: 0; font: 500 13px/1.4 var(--font-mono, ui-monospace, monospace); letter-spacing: .06em; color: var(--gal-accent); }
.gal-record h1 { margin: 0; font: 700 30px/1.15 Korkai, Georgia, serif; text-wrap: balance; overflow-wrap: anywhere; color: var(--gal-ink); }
.gal-desc { margin: 0; font-size: 17px; line-height: 1.55; color: var(--gal-ink); opacity: .88; white-space: pre-line; }
.gal-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.gal-chip { font: 500 12px/1 var(--font-mono, ui-monospace, monospace); padding: 6px 8px; border: 1px solid var(--gal-rule); }
.gal-chip.type { background: var(--gal-ink); color: var(--gal-panel); border-color: var(--gal-ink); }
.gal-chip.closed { color: #f0a59c; border-color: #f0a59c; }
.gal-record dl { margin: 0; display: grid; grid-template-columns: 72px 1fr; gap: 10px 12px; font-size: 14px; }
.gal-record dt { color: var(--gal-muted); font: 500 12px/1.6 var(--font-mono, ui-monospace, monospace); }
.gal-record dd { margin: 0; line-height: 1.5; overflow-wrap: anywhere; }
.gal-record dd.mono { font: 12px/1.5 var(--font-mono, ui-monospace, monospace); }
.gal-record a { color: var(--gal-accent); }
.gal-soft { color: var(--gal-muted); }
.gal-play { align-self: flex-start; padding: 10px 16px; border: 1px solid var(--gal-accent); background: none; color: var(--gal-ink);
  font: 500 14px var(--font-mono, ui-monospace, monospace); cursor: pointer; }
.gal-play:hover { background: var(--gal-panel-2); }
.gal-record details { border-top: 1px solid var(--gal-rule); padding-top: 14px; }
.gal-record summary { cursor: pointer; font: 500 13px var(--font-mono, ui-monospace, monospace); }
.gal-record pre { margin: 12px 0 0; padding: 14px; background: var(--gal-panel-2); white-space: pre-wrap; overflow-wrap: anywhere;
  font: 11.5px/1.5 var(--font-mono, ui-monospace, monospace); color: var(--gal-ink); opacity: .85; }

@media (max-width: 820px) {
  .gal { flex-direction: column; }
  .gal-stage { flex: none; height: 62%; }
  .gal-panel { width: 100%; flex: 1; border-left: 0; border-top: 1px solid var(--gal-rule); }
  .gal-hint, .gal-floors { display: none; }
  .gal-keys { left: auto; right: 12px; bottom: 12px; grid-template-columns: repeat(3, 40px); grid-template-rows: repeat(2, 40px); }
  .gal-record h1 { font-size: 24px; }
}