@font-face {
  font-family: 'KMS';
  src: url('assets/kenney-fonts/KenneyMiniSquare.ttf') format('truetype');
  font-display: block;
}

:root {
  --bg: #f6f3ee;
  --ink: #1f1b24;
  --muted: #5d5766;
  --card: #ffffff;
  --line: #e2ddd5;
  --off: #c2413b;
  --on: #2a8a4f;
  --btn: #2b2533;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}
#app { max-width: 720px; margin: 0 auto; padding: 16px 12px 32px; }
h1 { font-size: 1.55rem; line-height: 1.2; margin: 8px 0 8px; }
.intro p { margin: 0 0 16px; color: var(--muted); }
.off-c { color: var(--off); }
.on-c { color: var(--on); }

.trick {
  container-type: inline-size;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 14px 12px;
  margin: 0 0 20px;
}
.trick h2 { font-size: 1.15rem; margin: 0 0 2px; display: flex; gap: 8px; align-items: baseline; }
.trick h2 .num { color: var(--muted); font-weight: 600; }
.trick h2 code { font-size: .75rem; color: var(--muted); font-weight: 400; margin-left: auto; }
.trick .why { margin: 0 0 10px; color: var(--muted); font-size: .95rem; }

.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@container (max-width: 520px) { .pair { grid-template-columns: 1fr; } }

.panel { margin: 0; display: flex; flex-direction: column; }
.panel .tag {
  font: 700 .72rem/1 system-ui, sans-serif;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 5px 8px; border-radius: 6px 6px 0 0; color: #fff; align-self: flex-start;
}
.panel.off .tag { background: var(--off); }
.panel.on .tag { background: var(--on); }
.panel canvas {
  display: block; width: 100%; aspect-ratio: 320 / 200;
  border-radius: 0 8px 8px 8px; background: #241f2e;
  cursor: pointer; touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.panel.off canvas { box-shadow: 0 0 0 2px var(--off); }
.panel.on canvas { box-shadow: 0 0 0 2px var(--on); }
.panel figcaption {
  font-size: .9rem; line-height: 1.35; padding: 7px 2px 0; min-height: 3.6em; color: var(--ink);
}

.controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 6px; }
.controls button {
  font: 600 .9rem/1 system-ui, sans-serif; border: 0; border-radius: 8px;
  padding: 9px 12px; background: var(--btn); color: #fff; cursor: pointer;
  min-height: 38px;
}
.controls button.secondary { background: #ece7df; color: var(--ink); }
.controls button.swing { background: #e0a526; color: #1f1b24; }
.controls button:focus-visible { outline: 3px solid #4b8df8; outline-offset: 2px; }
.controls button[hidden] { display: none; }
.stat { font-size: .82rem; color: var(--muted); flex: 1 1 220px; }
.stat b.off-c, .stat b.on-c { font-variant-numeric: tabular-nums; }

.foot { color: var(--muted); font-size: .85rem; }
.foot a { color: inherit; }

/* Solo view for embedding one trick: ?trick=<id>&solo */
body.solo { background: transparent; }
body.solo #app { padding: 0; max-width: none; }
body.solo .intro, body.solo .foot { display: none; }
body.solo .trick { margin: 0; }

@media (max-width: 420px) {
  #app { padding: 10px 8px 24px; }
  .trick { padding: 12px 10px 10px; }
  h1 { font-size: 1.35rem; }
}