/* MACHINE LAB - the contraption mode's own pieces on top of style.css */
.mc .hud__word span { margin-left: 2px; }
.mc .stage { overflow: hidden; }
#mcCanvas { display: block; width: 100%; height: 100%; touch-action: none; }

/* goal card, top left of the field */
.mc-goal {
  position: absolute; left: 10px; top: 10px; max-width: min(62%, 300px);
  display: grid; gap: 3px; padding: 9px 12px; border-radius: 12px;
  background: rgba(10, 18, 29, 0.82); border: 1px solid var(--line);
  font: 600 12px/1.35 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text);
  cursor: pointer; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  transition: opacity 0.2s, padding 0.2s;
}
.mc-goal__n { font-style: normal; margin-left: 8px; color: var(--muted); font-weight: 700; }
.mc-goal.is-mini { padding: 6px 10px; opacity: 0.78; max-width: 46%; }
.mc-goal.is-mini span { display: none; }
.mc-goal.is-mini b { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mc-goal b { font: 800 12px/1.2 ui-monospace, "SF Mono", Menlo, monospace; letter-spacing: 0.06em; color: var(--accent); }
.mc-goal span { color: #ffc15a; }
.mc-goal .is-done { color: var(--success); }

/* toolbar over the selected part */
.mc-tools {
  position: absolute; left: 0; top: 0; z-index: 4; display: flex; gap: 6px; padding: 5px;
  border-radius: 12px; background: rgba(15, 23, 37, 0.95); border: 1px solid var(--line);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.45);
}
.mc-tools[hidden] { display: none; }
.mc-tools .iconbtn { width: 38px; height: 38px; color: var(--text); }

/* parts bin */
.mc-controls { gap: 6px; padding-top: 8px; }
.mc-bin {
  display: flex; gap: 8px; overflow-x: auto; overscroll-behavior-x: contain; padding: 2px 2px 6px;
  scrollbar-width: thin; scroll-snap-type: x proximity; touch-action: pan-x;
}
.mc-chip {
  position: relative; flex: 0 0 auto; width: 64px; padding: 6px 4px 5px; display: grid; justify-items: center; gap: 2px;
  border-radius: 12px; border: 1px solid rgba(255, 255, 255, 0.09); background: rgba(255, 255, 255, 0.035);
  color: var(--text); cursor: grab; scroll-snap-align: start; touch-action: none;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
}
.mc-chip canvas { width: 44px; height: 44px; pointer-events: none; }
.mc-chip:hover { border-color: var(--line); }
.mc-chip:active { transform: scale(0.96); }
.mc-chip__lbl { font: 600 10px/1.15 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--muted); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mc-chip__n {
  position: absolute; top: 3px; right: 4px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px;
  display: grid; place-items: center; font: 800 10.5px/1 ui-monospace, "SF Mono", Menlo, monospace;
  background: var(--accent); color: var(--accent-ink);
}
.mc-chip--tool { border-color: rgba(255, 182, 72, 0.3); background: rgba(255, 182, 72, 0.06); cursor: pointer; }
.mc-chip--tool .mc-chip__n { background: #ffc15a; color: #2a1800; }
.mc-chip.is-active { border-color: #ffc15a; background: rgba(255, 182, 72, 0.18); box-shadow: 0 0 0 2px rgba(255, 193, 90, 0.25); }
.mc-chip.is-empty { opacity: 0.38; }
.mc-chip.is-empty .mc-chip__n { background: rgba(255, 255, 255, 0.16); color: var(--muted); }
.mc-bin__empty { margin: 4px auto; font-size: 12px; color: var(--muted); }

/* puzzle list */
.mc-levels { max-height: min(82vh, 640px); overflow-y: auto; }
.mc-ch { margin: 14px 2px 8px; font: 700 11px/1 ui-monospace, "SF Mono", Menlo, monospace; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(220, 234, 245, 0.55); text-align: left; }
.mc-ok { font-style: normal; color: var(--success); }
html:is(:lang(ko), :lang(ja), :lang(zh-Hans), :lang(zh-Hant)) .mc-ch { text-transform: none; letter-spacing: 0.04em; }
.mc .toast { top: auto; bottom: 12px; max-width: min(88%, 420px); white-space: normal; line-height: 1.45; text-align: center; letter-spacing: 0.01em; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
@media (min-width: 700px) { .mc-chip { width: 70px; } }

/* fail card and the ending */
.mc-fail .result__hint { margin-top: 12px; }
.mc-end__gears { font-size: 34px; letter-spacing: 6px; margin: 0 0 6px; animation: mc-end-pop 0.6s cubic-bezier(.2,1.6,.4,1) both; }
.mc-end .result__badge { background: rgba(255, 182, 72, 0.14); color: #ffb648; border-color: rgba(255, 182, 72, 0.4); }
.mc-end .result__meta { margin-top: 6px; }
@keyframes mc-end-pop { from { transform: scale(.4); opacity: 0; } to { transform: none; opacity: 1; } }
.mc-trophy {
  display: block; width: 100%; margin: 4px 0 10px; padding: 9px 12px; border-radius: 12px;
  border: 1px solid rgba(255, 182, 72, 0.4); background: rgba(255, 182, 72, 0.1); color: #ffcf7a;
  font: 700 13px/1.2 inherit; cursor: pointer;
}
@media (prefers-reduced-motion: reduce) { .mc-end__gears { animation: none; } }
.result a.btn { text-decoration: none; }
.result__actions + .linkbtn { margin-top: 14px; }