* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --ink: #1f261c;
  --night: #173c42;
  --forest: #1f5d4f;
  --forest-dark: #123b38;
  --ember: #f47c2c;
  --sun: #ffd76e;
  --glow: #fff1a8;
  --moss: #86bd65;
  --trail: #d69b65;
  --panel: rgba(255, 250, 231, 0.93);
}

html, body { overflow-x: hidden; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 14px;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 215, 110, 0.42), transparent 18rem),
    linear-gradient(180deg, #24445c 0%, #28565f 34%, #3f775b 72%, #6d9857 100%);
}

button {
  font: inherit;
}

.game-shell {
  width: min(100%, 980px);
  display: grid;
  gap: 12px;
}

.game-top,
.score-row,
.supply-row,
.touch-controls {
  border: 2px solid rgba(255, 241, 168, 0.2);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 12px 30px rgba(17, 44, 42, 0.24);
}

.game-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
}

.eyebrow {
  margin: 0 0 4px;
  color: #914c18;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 2.05rem;
  line-height: 1.08;
}

.sound-toggle,
.overlay-card button,
.touch-controls button {
  min-height: 46px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  color: #24160a;
  background: linear-gradient(180deg, #ffe28a, #f69231);
  box-shadow: 0 5px 0 #9d4e16;
  font-weight: 900;
}

.sound-toggle {
  min-width: 124px;
  padding: 0 14px;
}

.score-row,
.supply-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 9px;
}

.score-card,
.supply-card {
  display: grid;
  min-width: 0;
  min-height: 62px;
  align-content: center;
  gap: 3px;
  padding: 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.score-card span,
.supply-card span {
  color: #5f4c37;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.score-card strong,
.supply-card strong {
  font-size: 1.45rem;
}

.canvas-wrap {
  position: relative;
  overflow: hidden;
  border: 4px solid rgba(255, 241, 168, 0.22);
  border-radius: 8px;
  background: var(--forest);
  box-shadow: 0 18px 44px rgba(7, 28, 33, 0.34);
}

#gameCanvas {
  display: block;
  width: 100%;
  aspect-ratio: 900 / 560;
  background: #24574d;
  touch-action: none;
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  background: linear-gradient(180deg, rgba(16, 45, 51, 0.24), rgba(16, 45, 51, 0.7));
}

.overlay.hidden {
  display: none;
}

.overlay-card {
  width: min(100%, 460px);
  padding: 22px;
  border-radius: 8px;
  background: rgba(255, 250, 231, 0.97);
  text-align: center;
  box-shadow: 0 18px 50px rgba(7, 28, 33, 0.42);
}

.overlay-card h2 {
  margin: 0 0 8px;
  font-size: 1.85rem;
}

.overlay-card p {
  margin: 0 0 18px;
  color: #4f4538;
  line-height: 1.45;
}

.overlay-card button {
  min-width: 168px;
  padding: 0 20px;
}

.touch-controls {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  padding: 10px;
}

.touch-controls button {
  min-height: 58px;
  padding: 0 8px;
  font-size: 0.96rem;
}

.touch-controls button:active,
.sound-toggle:active,
.overlay-card button:active {
  transform: translateY(3px);
  box-shadow: 0 2px 0 #9d4e16;
}

.status-text {
  margin: 0;
  min-height: 24px;
  color: #fff9de;
  text-align: center;
  text-shadow: 0 2px 3px rgba(0, 0, 0, 0.42);
  font-weight: 900;
}

@media (max-width: 620px) {
  body {
    align-items: start;
    padding: 6px;
  }

  .game-top {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
    padding: 12px;
  }

  .sound-toggle {
    width: 100%;
  }

  h1 {
    font-size: 1.45rem;
  }

  .score-row,
  .supply-row {
    gap: 6px;
    padding: 6px;
  }

  .score-card,
  .supply-card {
    min-height: 54px;
    padding: 7px;
  }

  .score-card span,
  .supply-card span {
    font-size: 0.66rem;
  }

  .score-card strong,
  .supply-card strong {
    font-size: 1.2rem;
  }

  .overlay-card h2 {
    font-size: 1.5rem;
  }

  .touch-controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #helpButton {
    grid-column: span 3;
  }
}

@media (max-width: 360px) {
  .touch-controls {
    gap: 6px;
  }

  .touch-controls button {
    min-height: 58px;
    font-size: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }

  .touch-controls button:active,
  .sound-toggle:active,
  .overlay-card button:active {
    transform: none;
  }
}