[hidden] { display: none !important; }
:root { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); box-sizing: border-box; height: 100%; }
:root {
  color-scheme: dark;
  --ink: #131a33;
  --ink-2: #1b2547;
  --panel: #212d58;
  --line: #34467d;
  --snow: #eef3f9;
  --muted: #a8b5d6;
  --crimson: #dc143c;
  --crimson-deep: #9b0d2b;
  --marigold: #f5a623;
  --marigold-deep: #b9770a;
  --flag-blue: #2b6cd4;
  --flag-green: #2f9e5a;
  --display: "Baloo 2", "Mukta", system-ui, sans-serif;
  --body: "Mukta", system-ui, -apple-system, "Segoe UI", sans-serif;
  --pixel: "Silkscreen", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
html, body { height: 100%; }
body {
  margin: 0; background: var(--ink); color: var(--snow); font-family: var(--body);
  overflow: hidden; touch-action: none; user-select: none; -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.app {
  height: 100%; max-width: 1100px; margin: 0 auto; padding-inline: 16px; box-sizing: border-box;
  display: flex; flex-direction: column;
}

/* HUD */
.hud {
  display: flex; align-items: center; gap: 14px; padding-block: 10px 8px; min-height: 40px;
  font-family: var(--pixel); font-size: 13px; letter-spacing: .04em;
}
.hud-level { flex: 1; min-width: 0; display: flex; align-items: baseline; gap: 8px; overflow: hidden; }
.hud-level b { font-family: var(--display); font-weight: 800; font-size: 17px; letter-spacing: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hud-level span { font-family: var(--display); color: var(--marigold); font-size: 15px; white-space: nowrap; }
.hud-stat { display: flex; align-items: center; gap: 6px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.ring-ico { width: 9px; height: 15px; border: 3px solid var(--marigold); border-radius: 50%; box-sizing: border-box; }
.lives { display: flex; gap: 4px; }
.lives i { width: 11px; height: 11px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #ff7a8a, var(--crimson) 55%, var(--crimson-deep)); }
.icon-btn {
  appearance: none; border: 1px solid var(--line); background: var(--ink-2); color: var(--snow);
  width: 36px; height: 36px; border-radius: 10px; font: 600 15px var(--body); cursor: pointer; display: grid; place-items: center;
}
.icon-btn:focus-visible, .btn:focus-visible, .lvl:focus-visible, .key:focus-visible { outline: 3px solid var(--marigold); outline-offset: 2px; }

/* Stage */
.stage { position: relative; flex: 1; min-height: 0; border-radius: 16px; overflow: hidden; background: #0d1328; box-shadow: 0 0 0 1px var(--line); }
canvas { display: block; width: 100%; height: 100%; }
.toast {
  position: absolute; left: 50%; top: 14px; transform: translate(-50%, -8px); opacity: 0;
  background: rgba(19, 26, 51, .88); border: 1px solid var(--marigold); color: var(--snow);
  padding: 6px 14px; border-radius: 999px; font: 600 15px var(--body); white-space: nowrap;
  transition: opacity .2s, transform .2s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* Overlays */
.overlay[hidden] { display: none; }
.overlay {
  position: absolute; inset: 0; display: grid; place-items: center; padding: 16px; box-sizing: border-box;
  background: rgba(12, 17, 36, .62); overflow-y: auto;
}
.card {
  width: 100%; max-width: 440px; background: var(--panel); border: 1px solid var(--line); border-radius: 20px;
  padding: 22px 22px 20px; box-sizing: border-box; display: grid; gap: 14px; box-shadow: 0 18px 50px rgba(0,0,0,.45);
}
.card h1, .card h2 { margin: 0; font-family: var(--display); line-height: 1; text-wrap: balance; }
.card h1 { font-size: clamp(44px, 12vw, 64px); font-weight: 800; letter-spacing: -.01em; }
.card h1 .r { color: var(--crimson); text-shadow: 0 3px 0 var(--crimson-deep); }
.card h2 { font-size: 30px; font-weight: 800; }
.deva { font-family: var(--display); color: var(--marigold); font-weight: 600; font-size: 20px; line-height: 1.2; }
.card p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.45; }
.card p.fact { color: var(--snow); }
.tip { font-size: 15px; color: var(--snow); background: var(--ink-2); border-radius: 12px; padding: 10px 12px; line-height: 1.4; }
.tip b { color: var(--marigold); font-weight: 600; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.btn {
  appearance: none; border: 0; cursor: pointer; border-radius: 14px; padding: 12px 20px; min-height: 48px;
  font: 800 18px var(--display); color: #2a1700; background: var(--marigold); box-shadow: 0 4px 0 var(--marigold-deep);
  flex: 1 1 auto;
}
.btn:active { transform: translateY(2px); box-shadow: 0 2px 0 var(--marigold-deep); }
.btn.ghost { background: var(--ink-2); color: var(--snow); box-shadow: 0 4px 0 #0b1024; border: 1px solid var(--line); }
.levels { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.lvl {
  appearance: none; text-align: left; cursor: pointer; border: 1px solid var(--line); background: var(--ink-2); color: var(--snow);
  border-radius: 14px; padding: 10px 12px; display: grid; gap: 1px; font-family: var(--body); min-height: 74px;
}
.lvl small { font-family: var(--pixel); font-size: 10px; color: var(--muted); letter-spacing: .06em; }
.lvl b { font: 800 16px/1.15 var(--display); }
.lvl span { font: 600 14px/1.2 var(--display); color: var(--marigold); }
.lvl em { font-style: normal; font-family: var(--pixel); font-size: 10px; color: var(--muted); font-variant-numeric: tabular-nums; }
.lvl[disabled] { opacity: .45; cursor: not-allowed; }
.lvl.next { border-color: var(--marigold); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stats div { background: var(--ink-2); border-radius: 12px; padding: 8px 10px; display: grid; gap: 2px; }
.stats small { color: var(--muted); font-size: 13px; }
.stats b { font-family: var(--pixel); font-size: 15px; font-weight: 400; font-variant-numeric: tabular-nums; }
.legend { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 14px; font-size: 14px; color: var(--muted); }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; background: var(--c); vertical-align: -1px; }

/* Keypad */
.pad { display: grid; grid-template-columns: 1fr 1fr 1.25fr; gap: 10px; padding-block: 12px; }
.key {
  appearance: none; border: 1px solid var(--line); border-radius: 18px; min-height: 66px; cursor: pointer;
  background: linear-gradient(#26346a, #1a2449); color: var(--snow); box-shadow: 0 4px 0 #0a0f22;
  display: grid; place-items: center; position: relative; touch-action: none; font: 800 26px var(--display);
}
.key small { position: absolute; top: 6px; left: 10px; font: 400 11px var(--pixel); color: var(--muted); }
.key.jump { background: linear-gradient(#e8323f, #b30f2f); border-color: #ff6a78; font-size: 19px; }
.key.jump small { color: #ffd0d6; }
.key.on { transform: translateY(3px); box-shadow: 0 1px 0 #0a0f22; filter: brightness(1.15); }
.hint { display: none; padding-block: 10px; text-align: center; color: var(--muted); font-size: 14px; }
.hint kbd { font-family: var(--pixel); font-size: 11px; background: var(--ink-2); border: 1px solid var(--line); border-radius: 6px; padding: 2px 6px; color: var(--snow); }
@media (pointer: fine) and (min-width: 700px) {
  .pad { display: none; }
  .hint { display: block; }
}
@media (max-width: 420px) {
  .hud { gap: 10px; font-size: 12px; }
  .hud-level span { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .toast { transition: none; }
}