/* ==========================================================================
   ASCII_DOVE — app.css
   All styling. Colours, fonts and metrics are CSS custom properties on :root;
   change those rather than the rules below.
   ========================================================================== */

/* ───────────────────────────── tokens ───────────────────────────── */
:root {
  --ink:        #0a0908;
  --ink-1:      #100e0b;
  --ink-2:      #16130f;
  --ink-3:      #1d1914;
  --ink-4:      #262019;

  --vellum:     #e8dcc0;
  --vellum-2:   #b8ac94;
  --vellum-3:   #7d7364;
  --vellum-4:   #554d43;

  --gold:       #c9a227;
  --gold-hi:    #e8cc63;
  --gold-lo:    #7a6218;
  --ember:      #d95d39;
  --ember-hi:   #f08a5d;
  --verdigris:  #4a9c86;

  --rule:        rgba(201, 162, 39, 0.15);
  --rule-strong: rgba(201, 162, 39, 0.34);
  --rule-faint:  rgba(201, 162, 39, 0.07);

  --display: 'Cinzel', 'Trajan Pro', 'Palatino Linotype', 'Book Antiqua', Georgia, serif;
  --mono: 'IBM Plex Mono', 'Cascadia Mono', Consolas, 'DejaVu Sans Mono', monospace;

  --rail-w: 306px;
  --topbar-h: 52px;
  --transport-h: 46px;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --shadow-lift: 0 18px 48px -12px rgba(0, 0, 0, .85), 0 2px 0 rgba(232, 220, 192, .04) inset;
}

/* ───────────────────────────── reset ───────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  background: var(--ink);
  color: var(--vellum-2);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-variant-numeric: tabular-nums;
}

::selection { background: var(--gold); color: var(--ink); }

/* film grain over everything — the plate should never look like flat pixels */
.grain {
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  opacity: .04;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ───────────────────────────── scrollbars ───────────────────────────── */
* { scrollbar-width: thin; scrollbar-color: var(--ink-4) transparent; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--ink-4);
  border: 2px solid var(--ink-1);
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover { background: var(--gold-lo); }

/* ───────────────────────────── shell ───────────────────────────── */
.app {
  display: grid;
  grid-template-rows: var(--topbar-h) 1fr;
  height: 100vh;
}

/* ═════════════════════════════ TOP BAR ═════════════════════════════ */
.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 14px;
  background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  border-bottom: 1px solid var(--rule);
  position: relative;
  z-index: 40;
}
.topbar::after {
  /* a hairline of gold leaf under the bar */
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--rule-strong) 18%, var(--rule-strong) 82%, transparent);
}

.mark { display: flex; align-items: baseline; gap: 8px; user-select: none; }
.mark-glyph {
  font-size: 17px;
  color: var(--gold);
  transform: translateY(1px);
  text-shadow: 0 0 14px rgba(201, 162, 39, .55);
}
.mark-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: .13em;
  color: var(--vellum);
  text-transform: uppercase;
}
.mark-sub {
  font-size: 9px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--vellum-4);
  padding-left: 2px;
}

.tb-group { display: flex; align-items: center; gap: 6px; }
.tb-spacer { flex: 1 1 auto; }

.tb-source {
  gap: 8px;
  padding: 4px 11px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: rgba(0, 0, 0, .3);
  max-width: 34vw;
  overflow: hidden;
}
.src-kind {
  font-size: 9px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ember); flex: none;
}
.src-name {
  color: var(--vellum-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.src-dim { color: var(--vellum-4); flex: none; font-size: 11px; }

/* ───────────────────────────── buttons ───────────────────────────── */
.btn {
  font: inherit;
  font-size: 11px;
  letter-spacing: .07em;
  color: var(--vellum);
  background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 6px 13px;
  cursor: pointer;
  transition: background .15s var(--ease), border-color .15s var(--ease), color .15s var(--ease), transform .08s var(--ease);
  white-space: nowrap;
}
.btn:hover { border-color: var(--rule-strong); background: linear-gradient(180deg, var(--ink-4), var(--ink-3)); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 1px solid var(--gold); outline-offset: 1px; }

.btn-quiet { color: var(--vellum-2); background: transparent; border-color: transparent; }
.btn-quiet:hover { color: var(--vellum); background: rgba(255, 255, 255, .035); border-color: var(--rule); }

.btn-gold {
  color: #1a1408;
  background: linear-gradient(180deg, var(--gold-hi), var(--gold));
  border-color: var(--gold-hi);
  font-weight: 600;
  box-shadow: 0 0 20px -6px rgba(201, 162, 39, .7);
}
.btn-gold:hover { background: linear-gradient(180deg, #f4dd85, var(--gold-hi)); }

.btn-key {
  font-size: 10px; color: var(--gold); opacity: .8; margin-right: 3px;
}

.btn[disabled] { opacity: .38; pointer-events: none; }

.mini {
  font: inherit; font-size: 10px;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--vellum-3);
  background: transparent;
  border: 1px solid var(--rule-faint);
  border-radius: 2px;
  padding: 3px 8px;
  cursor: pointer;
  transition: all .15s var(--ease);
}
.mini:hover { color: var(--gold-hi); border-color: var(--rule-strong); }
.mini:disabled { opacity: .3; pointer-events: none; }
.mini-icon {
  font-size: 12px;
  line-height: 1;
  padding: 2px 6px;
  min-width: 22px;
}

/* ───────────────────────────── selects & inputs ───────────────────────────── */
.select, .input, input[type="search"], input[type="text"], input[type="number"], textarea {
  font: inherit;
  color: var(--vellum);
  background: rgba(0, 0, 0, .38);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 5px 8px;
  width: 100%;
  transition: border-color .15s var(--ease), background .15s var(--ease);
}
.select {
  appearance: none;
  padding-right: 24px;
  background-image: linear-gradient(45deg, transparent 50%, var(--vellum-3) 50%),
                    linear-gradient(135deg, var(--vellum-3) 50%, transparent 50%);
  background-position: calc(100% - 13px) calc(50% + 1px), calc(100% - 9px) calc(50% + 1px);
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
  cursor: pointer;
}
.select option { background: var(--ink-2); color: var(--vellum); }
.select:hover, .input:hover { border-color: var(--rule-strong); }
.select:focus, .input:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(0, 0, 0, .55);
}
.select-preset { width: 190px; font-size: 11px; }
input[type="number"] { -moz-appearance: textfield; }
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

/* ═════════════════════════════ BODY ═════════════════════════════ */
.body {
  display: grid;
  grid-template-columns: var(--rail-w) 1fr var(--rail-w);
  min-height: 0;
  position: relative;
}
.body.no-left { grid-template-columns: 0 1fr var(--rail-w); }
.body.no-right { grid-template-columns: var(--rail-w) 1fr 0; }
.body.no-left.no-right { grid-template-columns: 0 1fr 0; }

/* ───────────────────────────── rails ───────────────────────────── */
.rail {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: linear-gradient(180deg, var(--ink-1), var(--ink));
  position: relative;
  overflow: hidden;
  transition: opacity .2s var(--ease);
}
.rail-left { border-right: 1px solid var(--rule); }
.rail-right { border-left: 1px solid var(--rule); }
.no-left .rail-left, .no-right .rail-right { opacity: 0; pointer-events: none; }

.rail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 13px 9px;
  border-bottom: 1px solid var(--rule-faint);
  flex: none;
}
.rail-title {
  margin: 0;
  font-family: var(--display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--vellum);
  display: flex; align-items: center; gap: 8px;
}
.sigil {
  display: inline-grid;
  place-items: center;
  width: 18px; height: 18px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--gold);
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
  background: rgba(201, 162, 39, .07);
}
.rail-count { font-size: 10px; color: var(--vellum-4); letter-spacing: .1em; }
.rail-head-actions { display: flex; gap: 5px; }

.rail-toggle {
  position: absolute;
  top: calc(var(--topbar-h) + 12px);
  z-index: 30;
  width: 15px; height: 40px;
  display: grid; place-items: center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--vellum-4);
  background: var(--ink-2);
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: color .15s var(--ease), background .15s var(--ease);
}
.rail-toggle:hover { color: var(--gold); background: var(--ink-3); }
.rail-toggle-left { left: var(--rail-w); border-radius: 0 3px 3px 0; border-left: none; }
.rail-toggle-right { right: var(--rail-w); border-radius: 3px 0 0 3px; border-right: none; }
.no-left .rail-toggle-left { left: 0; }
.no-right .rail-toggle-right { right: 0; }

/* ───────────────────────────── armoury (left) ───────────────────────────── */
.rail-search { padding: 9px 11px; flex: none; }
.rail-search input { font-size: 11px; }

.cat-strip {
  display: flex; flex-wrap: wrap; gap: 4px;
  padding: 0 11px 9px;
  flex: none;
}
.cat-chip {
  font: inherit; font-size: 9.5px;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--vellum-3);
  background: transparent;
  border: 1px solid var(--rule-faint);
  border-radius: 2px;
  padding: 3px 7px;
  cursor: pointer;
  transition: all .14s var(--ease);
}
.cat-chip:hover { color: var(--vellum); border-color: var(--rule); }
.cat-chip.is-on {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold-hi);
  font-weight: 600;
}

.set-list {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 2px 8px 10px;
  min-height: 0;
}

.set-item {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 3px;
  padding: 7px 8px 6px;
  margin-bottom: 3px;
  cursor: pointer;
  position: relative;
  transition: background .14s var(--ease), border-color .14s var(--ease);
}
.set-item:hover { background: rgba(232, 220, 192, .035); border-color: var(--rule-faint); }
.set-item.is-on {
  background: linear-gradient(90deg, rgba(201, 162, 39, .14), rgba(201, 162, 39, .03));
  border-color: var(--rule-strong);
}
.set-item.is-on::before {
  content: '';
  position: absolute; left: -1px; top: 6px; bottom: 6px; width: 2px;
  background: var(--gold);
  box-shadow: 0 0 10px var(--gold);
}
.set-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.set-name { color: var(--vellum); font-size: 11.5px; letter-spacing: .02em; }
.set-item.is-on .set-name { color: var(--gold-hi); }
.set-cat { font-size: 9px; color: var(--vellum-4); letter-spacing: .1em; text-transform: uppercase; flex: none; }
.set-preview {
  display: block;
  width: 100%;
  height: 26px;
  margin-top: 5px;
  border-radius: 2px;
  background: #000;
  image-rendering: pixelated;
  border: 1px solid rgba(0, 0, 0, .6);
}
.set-glyphs {
  margin-top: 3px;
  font-size: 11px;
  color: var(--vellum-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: .06em;
}
.set-note {
  margin-top: 3px; font-size: 9.5px; color: var(--vellum-4); font-style: italic;
}

.rail-foot {
  flex: none;
  border-top: 1px solid var(--rule-faint);
  padding: 9px 12px 11px;
  background: rgba(0, 0, 0, .3);
}
.ramp-label {
  font-size: 9px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--vellum-4); margin-bottom: 5px;
  display: flex; justify-content: space-between;
}
.ramp-glyphs {
  font-size: 13px; line-height: 1.4;
  color: var(--gold-hi);
  word-break: break-all;
  max-height: 58px; overflow: hidden;
}

/* ───────────────────────────── stage ───────────────────────────── */
.stage {
  display: grid;
  grid-template-rows: 34px 1fr var(--transport-h);
  min-width: 0; min-height: 0;
  background:
    radial-gradient(ellipse 70% 55% at 50% 42%, rgba(217, 93, 57, .055), transparent 70%),
    radial-gradient(ellipse 90% 70% at 50% 50%, rgba(201, 162, 39, .035), transparent 72%),
    var(--ink);
  position: relative;
}

.stage-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 0 12px;
  border-bottom: 1px solid var(--rule-faint);
  background: rgba(0, 0, 0, .28);
}
.sb-group { display: flex; align-items: center; gap: 5px; }
.sb-spacer { flex: 1; }
.chip {
  font: inherit; font-size: 10px;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--vellum-3);
  background: transparent;
  border: 1px solid var(--rule-faint);
  border-radius: 2px;
  padding: 2px 8px;
  cursor: pointer;
  transition: all .14s var(--ease);
}
.chip:hover { color: var(--vellum); border-color: var(--rule); }
.chip.is-on { color: var(--gold-hi); border-color: var(--rule-strong); background: rgba(201, 162, 39, .1); }
.chip-static { cursor: default; pointer-events: none; color: var(--vellum-4); border-color: transparent; }
.sb-stats { gap: 14px; }
.stat { font-size: 10px; color: var(--vellum-4); letter-spacing: .08em; }
.stat b { color: var(--vellum-2); font-weight: 500; }

.viewport {
  position: relative;
  overflow: hidden;
  min-height: 0;
  cursor: grab;
}
.viewport.is-panning { cursor: grabbing; }
.viewport::after {
  /* vignette so the plate sits in a lit pool */
  content: '';
  position: absolute; inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 75% 75% at 50% 50%, transparent 45%, rgba(0, 0, 0, .55) 100%);
}

.plate-wrap {
  /* Pinned to the viewport origin so the pan/zoom transform is the only thing
     positioning it — otherwise the parent's own layout offset is added in. */
  position: absolute;
  left: 0;
  top: 0;
  transform-origin: 0 0;
  will-change: transform;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .9), 0 0 0 1px rgba(201, 162, 39, .18);
}
.plate-wrap.is-checker {
  background-image:
    linear-gradient(45deg, #1a1a1a 25%, transparent 25%, transparent 75%, #1a1a1a 75%),
    linear-gradient(45deg, #1a1a1a 25%, #111 25%, #111 75%, #1a1a1a 75%);
  background-size: 16px 16px;
  background-position: 0 0, 8px 8px;
}
#plate { display: block; }
.is-crisp #plate { image-rendering: pixelated; }

.drop-veil {
  position: absolute; inset: 0;
  display: none;
  place-items: center;
  background: rgba(10, 9, 8, .9);
  backdrop-filter: blur(3px);
  z-index: 20;
}
.drop-veil.is-on { display: grid; }
.drop-inner {
  text-align: center;
  padding: 44px 64px;
  border: 1px dashed var(--rule-strong);
  border-radius: 4px;
  background: rgba(201, 162, 39, .04);
}
.drop-mark { font-size: 42px; color: var(--gold); text-shadow: 0 0 30px rgba(201, 162, 39, .6); }
.drop-text {
  font-family: var(--display); font-size: 15px; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase; color: var(--vellum);
  margin-top: 12px;
}
.drop-hint { margin-top: 6px; font-size: 10px; letter-spacing: .12em; color: var(--vellum-4); }

/* ───────────────────────────── transport ───────────────────────────── */
.transport {
  display: flex; align-items: center; gap: 11px;
  padding: 0 13px;
  border-top: 1px solid var(--rule-faint);
  background: linear-gradient(0deg, var(--ink-1), rgba(0, 0, 0, .2));
}
.tp-btn {
  font: inherit; font-size: 12px;
  width: 28px; height: 24px;
  display: grid; place-items: center;
  color: var(--vellum);
  background: var(--ink-3);
  border: 1px solid var(--rule);
  border-radius: 2px;
  cursor: pointer;
  transition: all .14s var(--ease);
}
.tp-btn:hover { color: var(--gold-hi); border-color: var(--rule-strong); }
.tp-btn.is-on { color: var(--ink); background: var(--gold); border-color: var(--gold-hi); }
.tp-quiet { background: transparent; border-color: transparent; color: var(--vellum-3); }
.tp-time { font-size: 11px; color: var(--vellum-2); min-width: 92px; }
.tp-dim { color: var(--vellum-4); padding: 0 4px; }
.tp-scrub { flex: 1 1 auto; min-width: 60px; }
.tp-field {
  display: flex; align-items: center; gap: 4px;
  font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--vellum-4);
}
.tp-field input { width: 48px; padding: 3px 5px; font-size: 11px; text-align: right; }
.tp-badge {
  font-size: 9px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--vellum-4);
  border: 1px solid var(--rule-faint);
  border-radius: 2px;
  padding: 2px 7px;
}
.tp-badge.is-live { color: var(--ember); border-color: rgba(217, 93, 57, .4); }
.tp-badge.is-anim { color: var(--verdigris); border-color: rgba(74, 156, 134, .4); }

/* ───────────────────────────── control groups (right) ───────────────────────────── */
.groups { flex: 1 1 auto; overflow-y: auto; min-height: 0; padding-bottom: 40px; }

.group { border-bottom: 1px solid var(--rule-faint); }
.group-head {
  display: flex; align-items: center; gap: 9px;
  width: 100%;
  padding: 9px 13px;
  font: inherit;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--vellum-2);
  text-align: left;
  transition: background .14s var(--ease);
}
.group-head:hover { background: rgba(232, 220, 192, .03); }
.group-name {
  font-family: var(--display);
  font-size: 11px; font-weight: 600;
  letter-spacing: .17em; text-transform: uppercase;
  color: var(--vellum);
  flex: 1;
}
.group-rule { flex: 1; height: 1px; background: var(--rule-faint); }
.group-caret { font-size: 9px; color: var(--vellum-4); transition: transform .2s var(--ease); }
.group.is-open .group-caret { transform: rotate(90deg); }
.group-mods {
  font-size: 9px; color: var(--verdigris);
  border: 1px solid rgba(74, 156, 134, .35);
  border-radius: 2px; padding: 1px 5px;
}
.group-body { display: none; padding: 2px 13px 14px; }
.group.is-open .group-body { display: block; }
.group-hint {
  font-size: 10px; color: var(--vellum-4); font-style: italic;
  margin: 0 0 10px; line-height: 1.5;
}

/* ───────────────────────────── controls ───────────────────────────── */
.ctl { margin-bottom: 11px; position: relative; }
.ctl.is-hidden { display: none; }

.ctl-head {
  display: flex; align-items: baseline; gap: 6px;
  margin-bottom: 4px;
}
.ctl-label {
  font-size: 10.5px;
  letter-spacing: .04em;
  color: var(--vellum-2);
  flex: 1;
  cursor: default;
}
.ctl-value {
  font-size: 11px;
  color: var(--gold-hi);
  min-width: 46px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.ctl-unit { color: var(--vellum-4); font-size: 9.5px; }
.ctl-anim {
  font: inherit; font-size: 10px; line-height: 1;
  width: 16px; height: 15px;
  display: grid; place-items: center;
  color: var(--vellum-4);
  background: transparent;
  border: 1px solid var(--rule-faint);
  border-radius: 2px;
  cursor: pointer;
  flex: none;
  transition: all .14s var(--ease);
}
.ctl-anim:hover { color: var(--verdigris); border-color: rgba(74, 156, 134, .5); }
.ctl-anim.is-on {
  color: var(--ink);
  background: var(--verdigris);
  border-color: var(--verdigris);
}
.ctl-hint {
  font-size: 9.5px; color: var(--vellum-4); font-style: italic;
  margin-top: 3px; line-height: 1.45;
}
.ctl.is-animated .ctl-value { color: var(--verdigris); }

/* range */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 16px;
  background: transparent;
  cursor: pointer;
  display: block;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--gold-lo) var(--fill, 0%), var(--ink-4) var(--fill, 0%));
  border: 1px solid rgba(0, 0, 0, .5);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 11px; height: 11px;
  margin-top: -5px;
  background: var(--gold-hi);
  border: 1px solid var(--ink);
  border-radius: 1px;
  transform: rotate(45deg);
  box-shadow: 0 0 8px -1px rgba(201, 162, 39, .8);
  transition: background .12s var(--ease), box-shadow .12s var(--ease);
}
input[type="range"]:hover::-webkit-slider-thumb { background: #fff0bb; box-shadow: 0 0 13px rgba(201, 162, 39, 1); }
input[type="range"]:active::-webkit-slider-thumb { background: var(--ember-hi); box-shadow: 0 0 16px rgba(240, 138, 93, .95); }
input[type="range"]::-moz-range-track {
  height: 3px; border-radius: 2px; background: var(--ink-4); border: 1px solid rgba(0, 0, 0, .5);
}
input[type="range"]::-moz-range-progress { height: 3px; background: var(--gold-lo); border-radius: 2px; }
input[type="range"]::-moz-range-thumb {
  width: 10px; height: 10px;
  background: var(--gold-hi);
  border: 1px solid var(--ink);
  border-radius: 1px;
  box-shadow: 0 0 8px -1px rgba(201, 162, 39, .8);
}
input[type="range"]:focus-visible { outline: 1px solid var(--gold); outline-offset: 2px; }

.ctl.is-animated input[type="range"]::-webkit-slider-thumb {
  background: var(--verdigris);
  box-shadow: 0 0 10px rgba(74, 156, 134, .9);
}

/* toggle */
.tgl { display: flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.tgl input { position: absolute; opacity: 0; pointer-events: none; }
.tgl-box {
  width: 28px; height: 15px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: rgba(0, 0, 0, .5);
  position: relative;
  flex: none;
  transition: background .16s var(--ease), border-color .16s var(--ease);
}
.tgl-box::after {
  content: '';
  position: absolute; top: 2px; left: 2px;
  width: 9px; height: 9px;
  background: var(--vellum-4);
  border-radius: 1px;
  transition: transform .16s var(--ease), background .16s var(--ease);
}
.tgl input:checked + .tgl-box { background: rgba(201, 162, 39, .2); border-color: var(--gold); }
.tgl input:checked + .tgl-box::after { transform: translateX(13px); background: var(--gold-hi); box-shadow: 0 0 8px var(--gold); }
.tgl input:focus-visible + .tgl-box { outline: 1px solid var(--gold); outline-offset: 2px; }
.tgl-label { font-size: 10.5px; color: var(--vellum-2); }

/* colour */
.color-row { display: flex; align-items: center; gap: 8px; }
input[type="color"] {
  -webkit-appearance: none;
  appearance: none;
  width: 34px; height: 22px;
  padding: 0;
  background: none;
  border: 1px solid var(--rule);
  border-radius: 2px;
  cursor: pointer;
  flex: none;
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 2px; }
input[type="color"]::-webkit-color-swatch { border: none; border-radius: 1px; }
input[type="color"]::-moz-color-swatch { border: none; border-radius: 1px; }
.color-hex {
  font-size: 11px; text-transform: uppercase; letter-spacing: .05em;
  width: 84px; padding: 3px 6px;
}
.swatches { display: flex; gap: 3px; flex: 1; flex-wrap: wrap; }
.swatch {
  width: 14px; height: 14px;
  border: 1px solid rgba(0, 0, 0, .6);
  border-radius: 1px;
  cursor: pointer;
  padding: 0;
  transition: transform .12s var(--ease), box-shadow .12s var(--ease);
}
.swatch:hover { transform: scale(1.25); box-shadow: 0 0 0 1px var(--gold); z-index: 2; }

/* palette / gradient preview strip under a select */
.strip {
  height: 12px; width: 100%;
  margin-top: 5px;
  border-radius: 2px;
  border: 1px solid rgba(0, 0, 0, .55);
  display: flex;
  overflow: hidden;
}
.strip i { flex: 1 1 auto; }

/* text control */
.ctl-text-wrap { display: flex; gap: 6px; align-items: center; }
.ctl-text-wrap input { font-size: 13px; letter-spacing: .12em; }
.ctl-count { font-size: 9.5px; color: var(--vellum-4); flex: none; }

/* ═════════════════════════════ MODALS ═════════════════════════════ */
.modal-veil {
  position: fixed; inset: 0;
  z-index: 8000;
  display: grid; place-items: center;
  background: rgba(4, 4, 3, .78);
  backdrop-filter: blur(5px);
  padding: 24px;
  animation: veilIn .18s var(--ease);
}
.modal-veil[hidden] { display: none; }
@keyframes veilIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  width: min(560px, 100%);
  max-height: min(84vh, 760px);
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  border: 1px solid var(--rule-strong);
  border-radius: 3px;
  box-shadow: var(--shadow-lift);
  animation: modalIn .22s var(--ease);
  position: relative;
}
.modal[hidden] { display: none; }
.modal-wide { width: min(920px, 100%); }
.modal-narrow { width: min(430px, 100%); }
@keyframes modalIn { from { opacity: 0; transform: translateY(10px) scale(.99); } to { opacity: 1; transform: none; } }

/* registration ticks in the corners, like a printing plate */
.modal::before, .modal::after {
  content: ''; position: absolute; width: 9px; height: 9px; pointer-events: none;
  border-color: var(--gold); opacity: .5;
}
.modal::before { top: 5px; left: 5px; border-top: 1px solid; border-left: 1px solid; }
.modal::after { bottom: 5px; right: 5px; border-bottom: 1px solid; border-right: 1px solid; }

.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px 11px;
  border-bottom: 1px solid var(--rule);
  flex: none;
}
.modal-head h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 13px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--vellum);
  display: flex; align-items: center; gap: 9px;
}
.modal-head em { color: var(--gold-hi); font-style: normal; letter-spacing: .06em; text-transform: none; }
.modal-x {
  font: inherit; font-size: 13px;
  width: 24px; height: 24px;
  display: grid; place-items: center;
  color: var(--vellum-3);
  background: transparent; border: 1px solid transparent; border-radius: 2px;
  cursor: pointer;
}
.modal-x:hover { color: var(--ember); border-color: var(--rule); }
.modal-body { padding: 15px 16px 17px; overflow-y: auto; min-height: 0; }

.tabs { display: flex; gap: 2px; margin-bottom: 15px; border-bottom: 1px solid var(--rule-faint); }
.tab {
  font: inherit; font-size: 10.5px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--vellum-3);
  background: transparent; border: none;
  border-bottom: 2px solid transparent;
  padding: 6px 12px;
  cursor: pointer;
  transition: all .14s var(--ease);
}
.tab:hover { color: var(--vellum); }
.tab.is-on { color: var(--gold-hi); border-bottom-color: var(--gold); }
.tabpane { display: none; }
.tabpane.is-on { display: block; }

.field { margin-bottom: 11px; }
.field label {
  display: block;
  font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--vellum-4); margin-bottom: 4px;
}
.field-row { display: flex; gap: 10px; align-items: flex-end; margin-bottom: 11px; }
.field-row .field { flex: 1; margin-bottom: 0; }
.field-narrow { flex: 0 0 96px !important; }

.check { display: flex; align-items: center; gap: 7px; font-size: 11px; color: var(--vellum-2); cursor: pointer; margin-bottom: 9px; }
.check input { accent-color: var(--gold); width: 13px; height: 13px; }

.note { font-size: 10.5px; color: var(--vellum-4); line-height: 1.6; margin: 8px 0 12px; font-style: italic; }

.modal-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.modal-actions-split { justify-content: space-between; }

.progress { margin: 12px 0 4px; }
.progress-bar {
  height: 3px; background: var(--ink-4); border-radius: 2px; overflow: hidden;
}
.progress-bar i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--gold-lo), var(--gold-hi));
  transition: width .16s linear;
}
.progress-text { font-size: 10px; color: var(--vellum-4); margin-top: 5px; letter-spacing: .08em; }

.text-tools { display: flex; align-items: center; justify-content: space-between; margin-bottom: 9px; }
.tt-actions { display: flex; gap: 6px; }
.text-out {
  width: 100%;
  height: 54vh;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.02;
  letter-spacing: 0;
  white-space: pre;
  overflow: auto;
  resize: vertical;
  color: var(--vellum);
  background: #000;
  border-color: var(--rule);
}

.preset-list {
  max-height: 320px; overflow-y: auto;
  border: 1px solid var(--rule-faint); border-radius: 2px;
  margin-top: 6px;
}
.preset-group-label {
  font-size: 9px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--vellum-4);
  padding: 8px 11px 5px;
  background: rgba(0, 0, 0, .3);
  border-bottom: 1px solid var(--rule-faint);
  position: sticky; top: 0;
}
.preset-row {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 11px;
  border-bottom: 1px solid var(--rule-faint);
}
.preset-row:last-child { border-bottom: none; }
.preset-row:hover { background: rgba(232, 220, 192, .03); }
.preset-info { flex: 1; min-width: 0; }
.preset-title { color: var(--vellum); font-size: 11.5px; }
.preset-note { font-size: 9.5px; color: var(--vellum-4); font-style: italic; }
.preset-acts { display: flex; gap: 4px; flex: none; }

.keys { display: grid; grid-template-columns: 78px 1fr; gap: 6px 14px; margin: 0; align-items: baseline; }
.keys dt {
  font-size: 10px; letter-spacing: .06em;
  color: var(--gold-hi);
  background: rgba(201, 162, 39, .09);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 2px 6px;
  text-align: center;
}
.keys dd { margin: 0; font-size: 11px; color: var(--vellum-2); }

/* anim editor */
.anim-row { display: flex; align-items: center; gap: 9px; margin-bottom: 11px; }
.anim-row > label {
  font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--vellum-4); width: 74px; flex: none;
}
.anim-row .select, .anim-row input[type="range"] { flex: 1; }
.anim-row .ctl-value { min-width: 52px; }
.anim-scope {
  height: 60px; width: 100%;
  background: #000;
  border: 1px solid var(--rule);
  border-radius: 2px;
  margin-bottom: 13px;
  display: block;
}

/* ───────────────────────────── toasts ───────────────────────────── */
.toast-stack {
  position: fixed;
  bottom: 16px; left: 50%;
  transform: translateX(-50%);
  z-index: 9500;
  display: flex; flex-direction: column-reverse; gap: 7px;
  align-items: center;
  pointer-events: none;
}
.toast {
  padding: 8px 16px;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--vellum);
  background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
  box-shadow: var(--shadow-lift);
  animation: toastIn .24s var(--ease);
  max-width: 62vw;
}
.toast.is-bad { border-color: rgba(217, 93, 57, .6); color: var(--ember-hi); }
.toast.is-good { border-color: rgba(74, 156, 134, .55); }
.toast.is-out { animation: toastOut .22s var(--ease) forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(6px); } }

/* ───────────────────────────── help fab ───────────────────────────── */
.help-fab {
  position: fixed;
  right: 13px; bottom: 11px;
  z-index: 60;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  font: inherit; font-size: 11px;
  color: var(--vellum-4);
  background: var(--ink-2);
  border: 1px solid var(--rule-faint);
  border-radius: 50%;
  cursor: pointer;
  transition: all .16s var(--ease);
}
.help-fab:hover { color: var(--gold-hi); border-color: var(--rule-strong); }

/* ───────────────────────────── entrance ───────────────────────────── */
.topbar, .rail-left, .stage, .rail-right { animation: riseIn .5s var(--ease) both; }
.rail-left { animation-delay: .05s; }
.stage { animation-delay: .1s; }
.rail-right { animation-delay: .15s; }
@keyframes riseIn { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ───────────────────────────── narrow screens ───────────────────────────── */
@media (max-width: 1180px) {
  :root { --rail-w: 262px; }
}
@media (max-width: 940px) {
  .body { grid-template-columns: 1fr; grid-template-rows: 1fr; }
  .rail { position: absolute; top: 0; bottom: 0; width: 280px; z-index: 35; box-shadow: var(--shadow-lift); }
  .rail-left { left: 0; }
  .rail-right { right: 0; }
  .no-left .rail-left { transform: translateX(-100%); }
  .no-right .rail-right { transform: translateX(100%); }
  .rail-toggle-left { left: 280px; }
  .rail-toggle-right { right: 280px; }
  .no-left .rail-toggle-left { left: 0; }
  .no-right .rail-toggle-right { right: 0; }
  .mark-sub, .tb-source { display: none; }
}

/* Escape hatch to the touch build, in the help dialog. */
.help-link { color: var(--gold); text-decoration: none; border-bottom: 1px solid var(--rule-strong); }
.help-link:hover { color: var(--gold-hi); }