/* FlyNinja — Monitor surface. The game is primary; live telemetry is a compact
 * inspection rail. Flat dark framing lifted faithfully from fruitflyweb's public
 * pages (near-black ink, dark-green accents, mono accents). No external deps. */
:root {
  color-scheme: dark;
  --bg: #0b0e0c;
  --panel: #10150f;
  --panel-2: #161c15;
  --border: #22301f;
  --border-soft: #1c261a;
  --ink: #ffffff;
  --muted: #8fa48e;
  --faint: #67796a;
  --accent: #4f9e63;
  --accent-deep: #2e5c3c;
  --rose: #c8647d;            /* negative-weight / danger accent */
  --canvas: #0d1412;
  --canvas-ink: #e9f1eb;
  --canvas-muted: #a1b4a7;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { min-width: 0; color-scheme: dark; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
button, summary { font: inherit; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0 24px;
  padding: 0 max(20px, calc((100vw - 1180px) / 2));
  min-height: 64px;
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; padding-block: 12px; }
.brand .eyebrow, .kicker-title, .kicker-detail {
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em;
}
.brand .eyebrow { color: var(--accent); }
.brand h1 { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: -.04em; line-height: 1.15; }
.controls { display: flex; gap: 8px; padding-block: 10px; }
.controls button {
  min-height: 44px; padding: 8px 16px;
  border: 1px solid var(--accent-deep); border-radius: 0;
  background: var(--bg); color: var(--muted);
  font-family: var(--mono); font-size: 11px; letter-spacing: .05em; cursor: pointer;
}
.controls button:hover, .controls button:focus-visible { color: var(--ink); border-color: var(--accent); }
.controls button[aria-pressed="true"] { color: var(--accent); border-color: var(--accent); }

.kicker {
  width: min(100% - 40px, 1180px); margin-inline: auto;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 4px;
  padding-block: 15px 12px; font-family: var(--mono); font-size: 11px;
}
.kicker-title { font-weight: 700; letter-spacing: .08em; color: var(--ink); }
.kicker-detail { color: var(--muted); letter-spacing: .03em; }

.workbench {
  width: min(100% - 40px, 1180px); margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  grid-template-areas: "game rail";
  align-items: start;
  gap: 8px;
}
.panel {
  display: flex; flex-direction: column; min-width: 0;
  border: 1px solid var(--border); background: var(--panel); border-radius: 0;
}
.panel-head {
  display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px;
  padding: 9px 10px; border-bottom: 1px solid var(--border);
}
.panel-head h2 { margin: 0; font-size: 11px; font-weight: 700; letter-spacing: .07em; }
.panel-head small { margin-left: auto; color: var(--muted); font-family: var(--mono); font-size: 9px; }
.panel-body { padding: 10px; display: flex; flex-direction: column; gap: 8px; }

.game-panel { grid-area: game; }
.game-panel .panel-head { background: var(--panel-2); color: var(--ink); }
.game-panel .panel-head small { color: var(--muted); }
.stage { position: relative; background: #080d0a; min-width: 0; }
.stage canvas { display: block; width: 100%; max-width: 100%; height: auto; }
.game-overlay { position: absolute; inset: 0; display: grid; place-items: center; background: #080d0a99; }
.game-overlay.hidden { display: none; }
.game-overlay .card {
  width: min(84%, 360px); padding: 24px;
  border: 1px solid var(--accent-deep); background: var(--canvas); color: var(--canvas-ink);
}
.game-overlay .card h3 { margin: 0 0 8px; font-size: 20px; letter-spacing: -.02em; }
.game-overlay .card p { margin: 0 0 18px; font-size: 12px; color: var(--canvas-muted); }
.game-overlay .card button {
  min-height: 44px; padding: 10px 26px; border: 1px solid var(--accent); border-radius: 0;
  background: var(--accent-deep); color: var(--canvas-ink);
  font-family: var(--mono); font-size: 12px; font-weight: 700; cursor: pointer;
}
.game-overlay .card button:hover { background: var(--accent); color: #0b0e0c; }

.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--border); }
.metrics > div { min-width: 0; padding: 10px 12px; }
.metrics > div + div { border-left: 1px solid var(--border-soft); }
.metrics span { display: block; color: var(--muted); font-family: var(--mono); font-size: 9px; letter-spacing: .1em; }
.metrics strong { display: block; color: var(--accent); font-family: var(--mono); font-size: 20px; font-weight: 700; overflow-wrap: anywhere; }
.panel-foot {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 10px;
  padding: 7px 10px; border-top: 1px solid var(--border-soft);
  font-family: var(--mono); font-size: 9px; color: var(--muted); overflow-wrap: anywhere;
}
.panel-foot .right { color: var(--ink); }

.rail { grid-area: rail; display: grid; gap: 8px; align-content: start; }
.network-panel { order: 0; }
.outputs-panel { order: 1; }
.brain-panel { order: 2; }
.rail details.panel { border-radius: 0; }
.rail details.panel > summary {
  list-style: none; cursor: pointer; user-select: none;
}
.rail details.panel > summary::-webkit-details-marker { display: none; }
.rail details.panel > summary:hover { background: var(--panel-2); }
.rail details.panel > summary h2::before {
  content: "▾ "; color: var(--accent); font-size: 9px; letter-spacing: 0;
}
.rail details.panel:not([open]) > summary h2::before { content: "▸ "; }
.rail details.panel:not([open]) .panel-body { display: none; }

.scene { position: relative; min-width: 0; background: var(--canvas); }
.scene canvas { display: block; width: 100%; max-width: 100%; height: auto; }
.network-panel .scene canvas { aspect-ratio: 420 / 260; }
.brain-panel .scene canvas { aspect-ratio: 420 / 320; cursor: grab; touch-action: none; }
#mouse-canvas { display: block; width: 100%; height: auto; aspect-ratio: 3 / 1; }
.brain-panel .scene canvas.dragging { cursor: grabbing; }
.outputs-panel .scene canvas { aspect-ratio: 16 / 3; }
.scene .hint {
  position: absolute; right: 8px; bottom: 14px; max-width: calc(100% - 16px);
  font-family: var(--mono); font-size: 9px; color: var(--canvas-muted); pointer-events: none;
  background: #0d1412cc; padding: 2px 5px;
}
.note { font-size: 10px; color: var(--canvas-muted); margin: 0; line-height: 1.55; }
.note b { color: var(--ink); }

.mouse-readout {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--border-soft);
}
.mouse-readout > div { min-width: 0; padding: 7px 6px; font-family: var(--mono); font-size: 9px; }
.mouse-readout > div + div { border-left: 1px solid var(--border-soft); }
.mouse-readout span { display: block; color: var(--muted); letter-spacing: .06em; }
.mouse-readout b { display: block; color: var(--accent); font-size: 12px; overflow-wrap: anywhere; }

.foot {
  width: min(100% - 40px, 1180px); margin-inline: auto;
  margin-top: 20px; margin-bottom: 26px; padding-top: 14px;
  border-top: 1px solid var(--border-soft);
  color: var(--muted); font-size: 11px; line-height: 1.7; overflow-wrap: anywhere;
  display: flex; flex-wrap: wrap; gap: 4px 14px;
}
.foot b { color: var(--ink); }
.credit-detail { color: var(--faint); }

@media (max-width: 880px) {
  .workbench { grid-template-columns: minmax(0, 1fr); grid-template-areas: "game" "rail"; }
}

/* Fullscreen by default: the garden owns the page. The rail drops beneath the
 * game at half width; every panel stays collapsible to header-only, so
 * minimizing all three leaves nothing but the game. */
.workbench {
  width: min(100% - 24px, 1720px);
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "game" "rail";
}
.rail {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  align-items: start;
}
.game-panel .stage canvas { max-height: 78vh; object-fit: contain; width: 100%; }
.kicker { padding-block: 8px 6px; }
@media (max-width: 520px) {
  .topbar { padding-inline: 14px; gap: 0; }
  .brand { padding-block: 10px; }
  .brand h1 { font-size: 17px; }
  .controls button { min-height: 40px; padding: 6px 12px; }
  .kicker, .workbench, .foot { width: calc(100% - 28px); }
  .kicker { gap: 4px 8px; font-size: 10px; }
  .metrics > div { padding: 9px 10px; }
  .metrics strong { font-size: 18px; }
  .mouse-readout { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mouse-readout > div + div { border-left: 0; }
  .mouse-readout > div:nth-child(odd) { border-left: 0; }
}