* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

:root {
  --ink: #effff8;
  --muted: #afc5bb;
  --accent: #00ff9d;
  --accent-2: #7bc8ff;
  --danger: #ff5f7d;
  --panel: rgba(4, 10, 9, 0.76);
  --panel-border: rgba(0, 255, 157, 0.22);
}

html,
body,
#app {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #081012;
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  touch-action: none;
}

#hud {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  width: min(430px, calc(100vw - 24px));
  max-height: calc(100vh - 24px);
  overflow: auto;
  padding: 12px;
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 46px rgba(0,0,0,0.42);
}

#hud.collapsed { width: auto; overflow: visible; }
#hud.collapsed .hud-body { display: none; }

.topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

h1 { margin: 0; font-size: 17px; line-height: 1.15; }
.note { margin: 7px 0 10px; color: var(--muted); font-size: 12px; line-height: 1.35; }
.section-title { margin: 12px 0 6px; color: #e9fff7; font-size: 11px; font-weight: 900; text-transform: uppercase; letter-spacing: .09em; }

.row { display: flex; gap: 7px; flex-wrap: wrap; align-items: center; }
button,
input {
  font: inherit;
}
button {
  appearance: none;
  border: 0;
  border-radius: 10px;
  padding: 8px 10px;
  background: var(--accent);
  color: #02110b;
  font-size: 13px;
  font-weight: 850;
  cursor: pointer;
}
button.secondary { background: rgba(255,255,255,.12); color: var(--ink); border: 1px solid rgba(255,255,255,.12); }
button.secondary.active { background: rgba(0,255,157,.16); color: var(--accent); border-color: rgba(0,255,157,.72); box-shadow: inset 0 0 0 1px rgba(0,255,157,.08); }
button.danger { background: var(--danger); color: white; }
button:disabled { opacity: .48; cursor: not-allowed; }

.category-row { margin-bottom: 7px; padding-bottom: 7px; border-bottom: 1px solid rgba(255,255,255,.08); }
.category-button { padding: 6px 8px; font-size: 11px; }
.recipe-button { position: relative; }
.printer-envelope,
.part-readout {
  margin-top: 7px;
  padding: 7px 9px;
  border: 1px solid rgba(123,200,255,.18);
  border-radius: 9px;
  background: rgba(123,200,255,.07);
  color: #cfeeff;
  font-size: 11px;
  line-height: 1.35;
}
.part-readout { border-color: rgba(0,255,157,.17); background: rgba(0,255,157,.055); color: var(--muted); }

#commandInput {
  flex: 1;
  min-width: 190px;
  border: 1px solid rgba(255,255,255,.13);
  background: rgba(0,0,0,.34);
  color: var(--ink);
  border-radius: 10px;
  padding: 9px 10px;
  outline: none;
}
#commandInput:focus { border-color: rgba(0,255,157,.55); }

.pill {
  padding: 5px 8px;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 999px;
  background: rgba(255,255,255,.07);
  color: var(--muted);
  font-size: 11px;
}

#status {
  margin-top: 10px;
  min-height: 32px;
  padding: 8px 9px;
  background: rgba(0,255,157,.09);
  border: 1px solid rgba(0,255,157,.18);
  border-radius: 10px;
  color: #dffff5;
  font-size: 12px;
}

#selected { margin-top: 8px; color: #ffd479; font-size: 12px; }

#help {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 15;
  max-width: min(450px, calc(100vw - 24px));
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  background: rgba(0,0,0,.58);
  backdrop-filter: blur(8px);
  color: #dcebe5;
  font-size: 12px;
  line-height: 1.35;
}

.hero-mode #joystick,
.hero-mode #help {
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}

kbd {
  display: inline-block;
  padding: 1px 5px;
  border-radius: 5px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.16);
  color: white;
  font-size: 11px;
}

@media (max-width: 720px) {
  #hud { top: 8px; left: 8px; width: min(350px, calc(100vw - 16px)); max-height: 54vh; }
  #hud.mobile-start { width: auto; overflow: visible; }
  #hud.mobile-start .hud-body { display: none; }
  #help { left: 8px; right: 8px; bottom: 8px; max-width: unset; font-size: 11px; }
}