html, body { margin: 0; }
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

:root {
  color-scheme: dark;
  --case: #1b1e19;
  --case-2: #242820;
  --case-3: #30352b;
  --edge: #0b0c0a;
  --engrave: #99977f;
  --label: #e5dec3;
  --label-dim: #b9b39a;
  --amber: #f2a83b;
  --amber-glow: rgba(242, 168, 59, .5);
  --led-off: #3b2d17;
  --plate: #d8d1b4;
  --plate-ink: #2b2a22;
  --window: #0a0b09;
  --cond: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --mono: "Share Tech Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
}
html, body { height: 100%; }
body {
  background: var(--case);
  color: var(--label);
  font-family: var(--cond);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
#app {
  position: fixed; inset: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 16px;
  padding: max(16px, env(safe-area-inset-top, 0px)) 16px max(16px, env(safe-area-inset-bottom, 0px));
  background:
    radial-gradient(120% 80% at 25% 15%, #262a22 0%, rgba(38,42,34,0) 60%),
    radial-gradient(90% 70% at 90% 100%, #121410 0%, rgba(18,20,16,0) 70%),
    var(--case);
}
#reader { display: grid; grid-template-rows: minmax(0, 1fr) auto; gap: 12px; min-height: 0; min-width: 0; }
.hood {
  min-height: 0;
  padding: 14px;
  border-radius: 28px;
  background: linear-gradient(180deg, #2e3329 0%, #1c1f19 55%, #161814 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.07), inset 0 -2px 0 rgba(0,0,0,.5), 0 24px 50px rgba(0,0,0,.55);
}
.screen-wrap {
  position: relative; height: 100%;
  border-radius: 16px; overflow: hidden;
  background: #040504;
  box-shadow: 0 0 0 2px #050605, 0 0 0 3px #3a3f35;
}
#screen { display: block; width: 100%; height: 100%; touch-action: none; cursor: grab; }
#screen.dragging { cursor: grabbing; }
.glass {
  position: absolute; inset: 0; pointer-events: none; border-radius: inherit;
  background:
    linear-gradient(118deg, rgba(255,255,255,.055) 0%, rgba(255,255,255,.012) 28%, rgba(255,255,255,0) 42%),
    radial-gradient(140% 100% at 50% 0%, rgba(0,0,0,0) 60%, rgba(0,0,0,.35) 100%);
  box-shadow: inset 0 0 70px 12px rgba(0,0,0,.6), inset 0 2px 0 rgba(0,0,0,.8);
}
.hint {
  position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%);
  padding: 7px 14px; border-radius: 999px;
  background: rgba(8,9,7,.72); color: var(--label-dim);
  font: 500 14px/1.2 var(--cond); letter-spacing: .04em; white-space: nowrap;
  pointer-events: none; transition: opacity .8s ease;
  max-width: calc(100% - 32px); overflow: hidden; text-overflow: ellipsis;
}
.hint.gone { opacity: 0; }
.nogl { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; text-align: center; color: var(--label-dim); font-size: 17px; }

.plate-row { display: flex; align-items: stretch; gap: 12px; flex-wrap: wrap; }
.badge {
  display: flex; flex-direction: column; justify-content: center;
  padding: 6px 16px; border-radius: 10px;
  background: linear-gradient(180deg, #c9c3a8, #a7a189);
  color: #23241d;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.5), 0 2px 0 #0b0c0a, 0 3px 6px rgba(0,0,0,.4);
}
.brand { font: italic 600 23px/1 var(--cond); letter-spacing: .06em; }
.model { font: 600 10.5px/1.3 var(--cond); letter-spacing: .2em; text-transform: uppercase; opacity: .75; }
.readout {
  flex: 1 1 320px; min-width: 0;
  display: flex; align-items: center; gap: 18px;
  padding: 8px 16px; border-radius: 10px;
  background: var(--window);
  box-shadow: inset 0 2px 8px #000, 0 1px 0 rgba(255,255,255,.05);
  font: 17px/1.2 var(--mono); font-variant-numeric: tabular-nums;
  color: var(--amber); text-shadow: 0 0 8px var(--amber-glow);
}
.readout .cap { color: var(--label-dim); text-shadow: none; font: 500 15px/1.25 var(--cond); letter-spacing: .03em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.readout .lbl { font: 600 10px/1 var(--cond); letter-spacing: .18em; color: var(--engrave); text-shadow: none; display: block; margin-bottom: 3px; }

#panel {
  min-height: 0; overflow-y: auto;
  display: flex; flex-direction: column; gap: 18px;
  padding: 18px 16px;
  border-radius: 20px;
  background: linear-gradient(180deg, var(--case-3) 0%, var(--case-2) 30%, #1f221c 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 18px 40px rgba(0,0,0,.45);
  scrollbar-width: thin; scrollbar-color: #444a3e transparent;
}
.grp { display: flex; flex-direction: column; gap: 9px; }
.grp h2 {
  display: flex; align-items: center; gap: 8px; margin: 0;
  font: 600 11px/1 var(--cond); letter-spacing: .22em; text-transform: uppercase;
  color: var(--engrave); text-shadow: 0 1px 0 rgba(0,0,0,.9), 0 -1px 0 rgba(255,255,255,.04);
}
.grp h2::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, rgba(153,151,127,.35), rgba(153,151,127,0)); }
.row { display: flex; gap: 8px; flex-wrap: wrap; }

.key {
  appearance: none; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  flex: 1 1 0; min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--edge); border-radius: 7px;
  background: linear-gradient(180deg, #3d4237 0%, #2b2f27 100%);
  color: var(--label);
  font: 600 14px/1 var(--cond); letter-spacing: .07em; text-transform: uppercase;
  box-shadow: 0 3px 0 var(--edge), inset 0 1px 0 rgba(255,255,255,.09);
  transition: transform .06s, box-shadow .06s;
}
.key:hover { background: linear-gradient(180deg, #444a3e 0%, #30352b 100%); }
.key:active, .key[aria-pressed="true"] { transform: translateY(2px); box-shadow: 0 1px 0 var(--edge), inset 0 2px 4px rgba(0,0,0,.55); }
.key:focus-visible, .knob:focus-visible, .card:focus-visible, .gridplate:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.led { width: 7px; height: 7px; border-radius: 50%; background: var(--led-off); box-shadow: inset 0 1px 1px rgba(0,0,0,.6); flex: none; }
[aria-pressed="true"] > .led, .led.on { background: var(--amber); box-shadow: 0 0 8px var(--amber-glow), inset 0 -1px 1px rgba(0,0,0,.3); }

.tray { display: flex; flex-direction: column; gap: 8px; }
.card {
  appearance: none; cursor: pointer; text-align: left;
  display: grid; grid-template-columns: 74px 1fr auto; align-items: center; gap: 12px;
  padding: 8px 10px; border-radius: 9px;
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, #2f342a, #262a22);
  color: var(--label);
  box-shadow: 0 2px 0 var(--edge), inset 0 1px 0 rgba(255,255,255,.06);
}
.card:hover { background: linear-gradient(180deg, #363b30, #2b3027); }
.card[aria-pressed="true"] { box-shadow: 0 0 0 1px rgba(242,168,59,.35), inset 0 2px 5px rgba(0,0,0,.5); background: #22261e; }
.mini {
  position: relative; height: 50px; border-radius: 2px; overflow: hidden;
  background-color: var(--film, #15171a);
  background-image:
    linear-gradient(var(--film-hdr, #c9c6bd) 0 0),
    repeating-linear-gradient(90deg, transparent 0 4.3px, rgba(255,255,255,.28) 4.3px 5.3px),
    repeating-linear-gradient(180deg, transparent 0 4.9px, rgba(255,255,255,.28) 4.9px 5.9px);
  background-size: 90% 7px, 100% 100%, 100% 100%;
  background-position: 50% 2px, 0 10px, 0 10px;
  background-repeat: no-repeat, repeat, repeat;
  box-shadow: 0 1px 3px rgba(0,0,0,.6);
  clip-path: polygon(0 0, calc(100% - 7px) 0, 100% 7px, 100% 100%, 0 100%);
}
.card .t { font: 600 15px/1.1 var(--cond); letter-spacing: .02em; }
.card .s { font: 500 12.5px/1.2 var(--cond); color: var(--engrave); letter-spacing: .03em; margin-top: 2px; }

.gridplate {
  position: relative; width: 100%; aspect-ratio: 148 / 105; max-width: 100%;
  border-radius: 4px; cursor: crosshair; touch-action: none;
  background: var(--plate);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.35), 0 2px 0 var(--edge), 0 3px 8px rgba(0,0,0,.4);
  color: var(--plate-ink);
  overflow: hidden;
}
.gp-cell { position: absolute; box-shadow: inset 0 0 0 .5px rgba(43,42,34,.55); }
.gp-hdr { position: absolute; background: rgba(43,42,34,.13); }
.gp-lbl { position: absolute; font: 600 8.5px/1 var(--cond); letter-spacing: .02em; transform: translate(-50%, -50%); white-space: nowrap; }
.gp-view { position: absolute; border: 1.5px solid #b3301f; background: rgba(179,48,31,.08); pointer-events: none; }
.gp-dot { position: absolute; width: 9px; height: 9px; margin: -4.5px 0 0 -4.5px; border-radius: 50%; background: #b3301f; box-shadow: 0 0 0 2px rgba(216,209,180,.9); pointer-events: none; }

.knobs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.knob-wrap { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.knob-dial { position: relative; width: 86px; height: 86px; }
.tick { position: absolute; left: 50%; top: 50%; width: 1.5px; height: 6px; margin-left: -.75px; background: var(--engrave); transform-origin: 50% 0; opacity: .75; }
.knob {
  position: absolute; left: 13px; top: 13px; width: 60px; height: 60px; border-radius: 50%;
  cursor: ns-resize; touch-action: none;
  background:
    repeating-conic-gradient(from 0deg, rgba(255,255,255,.05) 0 4deg, rgba(0,0,0,.08) 4deg 8deg),
    radial-gradient(circle at 36% 30%, #53594b 0%, #2a2e25 55%, #171915 100%);
  box-shadow: 0 4px 8px rgba(0,0,0,.65), 0 0 0 2px #0c0d0b, inset 0 1px 1px rgba(255,255,255,.18);
}
.knob::after {
  content: ""; position: absolute; left: 50%; top: 5px; width: 3px; height: 15px; margin-left: -1.5px;
  border-radius: 2px; background: var(--label);
}
.knob-val { font: 15px/1 var(--mono); color: var(--amber); text-shadow: 0 0 6px var(--amber-glow); font-variant-numeric: tabular-nums; }
.knob-name { font: 600 11px/1 var(--cond); letter-spacing: .2em; text-transform: uppercase; color: var(--engrave); }

.keys-help { margin: 0; font: 500 13px/1.5 var(--cond); color: var(--engrave); letter-spacing: .02em; }
.keys-help kbd { font: 12px/1 var(--mono); color: var(--label-dim); background: #15170f; border: 1px solid #3a3f35; border-bottom-width: 2px; border-radius: 4px; padding: 1px 5px; }

@media (max-width: 860px) {
  #app { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto auto; overflow-y: auto; }
  #reader { height: 64vh; min-height: 340px; }
  #panel { overflow: visible; }
  .hood { padding: 10px; border-radius: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  .key, .hint { transition: none; }
}