/* tune.css — the config panel: a right-hand instrument sheet under the header. Presets, a short Basics set,
   then collapsible groups (.tn-g) whose Advanced folds (.tn-sub) hold the module internals */
.tn {
  position: fixed; top: 72px; right: 12px; bottom: 12px; width: min(372px, calc(100vw - 24px)); z-index: var(--z-modal);
  background: color-mix(in srgb, var(--ground) 82%, transparent); -webkit-backdrop-filter: blur(24px) saturate(1.5); backdrop-filter: blur(24px) saturate(1.5);
  border-radius: 18px; display: flex; flex-direction: column; overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.35), inset 0 1px 0 rgba(255,255,255,.55), 0 24px 60px -24px rgba(0,0,0,.45), 0 0 0 1px var(--rule-2);
  transform: translateX(24px) scale(.985); opacity: 0; transition: transform 260ms var(--ease-drawer), opacity 200ms var(--ease-out-soft);
  font-family: var(--font-sans); color: var(--ink);
}
.tn.is-open { transform: none; opacity: 1; }
.tn-bar { display: flex; align-items: center; gap: 12px; padding: 14px var(--gutter) 12px; border-bottom: 1px solid var(--rule-2); }
.tn-bar::before { content: ''; width: 12px; height: 12px; background: currentColor; -webkit-mask: url('../assets/icons.svg#i-pad') center / contain no-repeat; mask: url('../assets/icons.svg#i-pad') center / contain no-repeat; display: none; }
.tn-title::before { content: ''; display: inline-block; width: 12px; height: 12px; margin-right: 8px; vertical-align: -1px; background: var(--ink); -webkit-mask: url('../assets/icons.svg#i-pad') center / contain no-repeat; mask: url('../assets/icons.svg#i-pad') center / contain no-repeat; }
.tn-accent { display: inline-flex; align-items: center; gap: 8px; justify-self: end; }
.tn-sw { width: 22px; height: 22px; border-radius: 999px; border: 1px solid var(--rule); background: var(--c); padding: 0; cursor: pointer; position: relative; box-shadow: inset 0 0 0 1px rgba(0,0,0,.08); transition: transform 120ms var(--ease-out); }
.tn-sw::after { content: ''; position: absolute; inset: -4px; border-radius: 999px; border: 1px solid var(--ink); opacity: 0; transform: scale(.85); transition: opacity 140ms var(--ease-out), transform 140ms var(--ease-out); }
.tn-sw[aria-checked="true"]::after { opacity: 1; transform: none; }
.tn-sw:focus-visible { outline: 1px solid var(--red); outline-offset: 2px; }
@media (hover:hover) and (pointer:fine) { .tn-sw:hover { transform: scale(1.08); } }
html[data-palette] .tn, html[data-mode="dark"] .tn { box-shadow: inset 0 0 0 1px rgba(255,255,255,.14), 0 24px 60px -24px rgba(0,0,0,.8); }
@media (max-width: 720px) { .tn { top: 60px; right: 8px; bottom: 8px; left: 8px; width: auto; } }
.tn-title { font-weight: 500; font-size: var(--fs-cap); letter-spacing: var(--track-caps); text-transform: uppercase; }
.tn-gap { flex: 1; }
.tn-hint { margin-left: auto; align-self: center; font-size: var(--fs-micro); letter-spacing: var(--track-caps); text-transform: uppercase; color: var(--ink-3); }
.tn-scroll { flex: 1; overflow: auto; overscroll-behavior: contain; padding: 4px var(--gutter) 24px; }
.tn-foot { display: flex; align-items: center; gap: 8px; padding: 12px var(--gutter); border-top: 1px solid var(--rule-2); }
.tn-sec { padding: 16px 0 12px; border-top: 1px solid var(--rule-2); }
.tn-sec:first-child { border-top: 0; }
.tn-h { margin: 0 0 10px; font: 500 var(--fs-micro)/1 var(--font-sans); letter-spacing: var(--track-caps); text-transform: uppercase; color: var(--ink-3); }
/* find: a one-line filter under the bar, revealed by the bar's Find button (no chrome at rest) */
.tn-findb { font: 500 var(--fs-micro)/1 var(--font-sans); letter-spacing: var(--track-caps); text-transform: uppercase; color: var(--ink-3); background: none; border: 0; padding: 4px 2px; cursor: pointer; }
.tn-findb[aria-expanded="true"] { color: var(--red); }
.tn-findb:focus-visible { outline: 1px solid var(--red); outline-offset: 2px; }
.tn-find { padding: 10px var(--gutter); border-bottom: 1px solid var(--rule-2); }
.tn-q { width: 100%; font: 400 var(--fs-small)/1.2 var(--font-sans); color: var(--ink); background: var(--ground); border: 1px solid var(--rule); border-radius: 999px; padding: 7px 12px; appearance: none; -webkit-appearance: none; }
.tn-q:focus-visible { outline: 1px solid var(--red); outline-offset: 2px; }
.tn-hide { display: none !important; }
/* presets: the top of the sheet, then the line that names the state */
.tn-top { padding: 14px 0 4px; }
.tn-presets { display: flex; flex-wrap: wrap; gap: 6px; }
.tn .tn-presets .pill { text-transform: none; }
.tn-state { margin: 12px 0 0; font: 500 var(--fs-micro)/1.4 var(--font-sans); letter-spacing: var(--track-caps); text-transform: uppercase; color: var(--ink); }
.tn-state em { font-style: normal; letter-spacing: 0; text-transform: none; color: var(--ink-3); }
.tn-note { margin: 6px 0 2px; font-size: var(--fs-micro); color: var(--ink-3); }
/* groups: closed by default, the fiddly parameters one fold deeper */
.tn-g { border-top: 1px solid var(--rule-2); }
.tn-gh { display: flex; align-items: center; gap: 8px; width: 100%; padding: 14px 0; background: none; border: 0; text-align: left; cursor: pointer;
  font: 500 var(--fs-micro)/1 var(--font-sans); letter-spacing: var(--track-caps); text-transform: uppercase; color: var(--ink-3); }
.tn-gh em { font-style: normal; letter-spacing: 0; text-transform: none; color: var(--ink-3); opacity: .75; }
.tn-gh::after { content: ''; width: 6px; height: 6px; margin-left: auto; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform 160ms var(--ease-out); }
.tn-gh[aria-expanded="true"] { color: var(--ink); }
.tn-gh[aria-expanded="true"]::after { transform: translateY(1px) rotate(225deg); }
.tn-gh:focus-visible { outline: 1px solid var(--red); outline-offset: 2px; }
@media (hover:hover) and (pointer:fine) { .tn-gh:hover { color: var(--ink); } }
.tn-gb { padding: 0 0 12px; }
.tn-g .tn-sub { margin: 6px 0 0; border-top: 0; }
.tn-sub > .tn-gh { padding: 10px 0; font-size: var(--fs-micro); }
.tn-sub > .tn-gb { padding: 2px 0 6px 12px; border-left: 1px solid var(--rule-2); }
.tn-row { display: grid; grid-template-columns: 1fr minmax(0, 168px); align-items: center; gap: 12px; padding: 7px 0; }
.tn-wide { grid-template-columns: 1fr; gap: 8px; }
.tn-l { font-size: var(--fs-small); color: var(--ink); }
.tn-l em { font-style: normal; color: var(--ink-3); font-size: var(--fs-micro); }
.tn-sel { width: 100%; font: 400 var(--fs-small)/1.2 var(--font-sans); color: var(--ink); background: var(--ground); border: 1px solid var(--rule); border-radius: 999px; padding: 6px 28px 6px 10px; appearance: none; -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 15px) 55%, calc(100% - 10px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.tn-sel:focus-visible { outline: 1px solid var(--red); outline-offset: 2px; }
.tn-range { display: grid; grid-template-columns: 1fr 44px; align-items: center; gap: 8px; }
.tn-range output { font-size: var(--fs-micro); color: var(--ink-2); font-variant-numeric: tabular-nums; text-align: right; }
.tn-range input { -webkit-appearance: none; appearance: none; width: 100%; height: 16px; background: transparent; margin: 0; }
.tn-range input::-webkit-slider-runnable-track { height: 1px; background: var(--rule); }
.tn-range input::-moz-range-track { height: 1px; background: var(--rule); }
.tn-range input::-webkit-slider-thumb { -webkit-appearance: none; width: 10px; height: 10px; margin-top: -4.5px; background: var(--ink); border: 0; border-radius: 0; box-shadow: 0 0 0 2px var(--ground); }
.tn-range input::-moz-range-thumb { width: 10px; height: 10px; background: var(--ink); border: 0; border-radius: 0; }
.tn-range input:focus-visible { outline: 0; }
.tn-range input:focus-visible::-webkit-slider-thumb { background: var(--red); }
.tn-tog { justify-self: end; width: 34px; height: 18px; border: 1px solid var(--ink); border-radius: 999px; position: relative; background: var(--ground); transition: background-color 150ms var(--ease-out); }
.tn-tog i { position: absolute; top: 3px; left: 3px; width: 10px; height: 10px; background: var(--ink); transition: transform 160ms var(--ease-out), background-color 150ms var(--ease-out); }
.tn-tog[aria-checked="true"] { background: var(--ink); }
.tn-tog[aria-checked="true"] i { transform: translateX(16px); background: var(--ground); }
.tn-pills { display: flex; flex-wrap: wrap; gap: 6px; grid-column: 1 / -1; }
.tn-row .tn-pills { grid-column: 2; justify-content: flex-end; }
.tn-wide .tn-pills { grid-column: 1; justify-content: flex-start; }
.tn .pill { text-transform: capitalize; }
@media (prefers-reduced-motion: reduce) { .tn { transition: none; } }