:root {
  color-scheme: dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: #13201d;
  color: #f6f5df;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 16px;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 15%, rgba(247, 213, 96, 0.18), transparent 28%),
    linear-gradient(180deg, #203a3f 0%, #172b2a 46%, #111b18 100%);
}

.game-shell {
  width: min(100%, 480px);
  height: calc(100vh - 32px);
  height: calc(100svh - 32px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 10px;
}

.hud {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 10px;
  border: 2px solid #5e815f;
  background: rgba(10, 22, 19, 0.78);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.32);
}

.hud div {
  min-width: 0;
}

.hud-label {
  display: block;
  color: #a9d494;
  font-size: 12px;
  line-height: 1.2;
}

.hud strong {
  display: block;
  margin-top: 3px;
  font-size: 18px;
  line-height: 1.15;
  white-space: nowrap;
}

canvas {
  width: auto;
  height: 100%;
  max-width: 100%;
  justify-self: center;
  aspect-ratio: 7 / 12;
  display: block;
  border: 2px solid #5e815f;
  background: #95d3d0;
  image-rendering: pixelated;
  touch-action: none;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.38);
}

.controls {
  display: grid;
  grid-template-columns: 64px 1fr 64px 92px;
  gap: 8px;
  touch-action: none;
  user-select: none;
}

button {
  min-height: 48px;
  border: 2px solid #304a33;
  border-radius: 8px;
  background: #f0cd54;
  color: #18251b;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  box-shadow: inset 0 -4px 0 rgba(77, 54, 19, 0.24);
}

button:active,
button.is-down {
  transform: translateY(2px);
  box-shadow: inset 0 -2px 0 rgba(77, 54, 19, 0.24);
}

#resetBtn {
  background: #ef8f62;
}

@media (max-width: 390px) {
  body {
    padding: 8px;
  }

  .controls {
    grid-template-columns: 56px 1fr 56px;
  }

  #resetBtn {
    grid-column: 1 / -1;
  }

  .hud strong {
    font-size: 16px;
  }
}