* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --soil: #5b3a29;
  --leaf: #20784d;
  --mint: #8ee3a1;
  --sky: #c7efff;
  --sun: #ffd166;
  --berry: #ef476f;
  --ink: #17211b;
  --panel: rgba(255, 255, 255, 0.88);
}

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 18% 12%, rgba(255, 209, 102, 0.8), transparent 20rem),
    linear-gradient(180deg, #94dcff 0%, #d7f7ff 42%, #8bd57b 43%, #4aa05c 100%);
}

button {
  font: inherit;
}

.game-shell {
  width: min(100%, 980px);
  display: grid;
  gap: 14px;
}

.game-top,
.score-row,
.touch-controls {
  border: 2px solid rgba(23, 33, 27, 0.12);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 10px 28px rgba(39, 84, 53, 0.18);
}

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

.eyebrow {
  margin: 0 0 4px;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--leaf);
}

h1 {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 2.35rem);
  line-height: 1.05;
}

.sound-toggle,
.overlay-card button,
.touch-controls button {
  min-height: 46px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 900;
  color: #102017;
  background: linear-gradient(180deg, #ffe18a, #ffba49);
  box-shadow: 0 5px 0 #b8751c;
}

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

.score-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 10px;
}

.score-card {
  display: grid;
  gap: 3px;
  min-height: 62px;
  align-content: center;
  padding: 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
}

.score-card span {
  color: #526052;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.score-card strong {
  font-size: clamp(1.15rem, 3vw, 1.7rem);
}

.canvas-wrap {
  position: relative;
  overflow: hidden;
  border: 4px solid rgba(23, 33, 27, 0.16);
  border-radius: 8px;
  background: #6fcf97;
  box-shadow: 0 18px 42px rgba(29, 63, 41, 0.26);
}

#gameCanvas {
  display: block;
  width: 100%;
  aspect-ratio: 900 / 560;
  background: #7adf98;
  touch-action: none;
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  background: linear-gradient(180deg, rgba(21, 46, 30, 0.28), rgba(21, 46, 30, 0.62));
}

.overlay.hidden {
  display: none;
}

.overlay-card {
  max-width: 430px;
  padding: 22px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.95);
  text-align: center;
  box-shadow: 0 18px 50px rgba(12, 42, 24, 0.36);
}

.overlay-card h2 {
  margin: 0 0 8px;
  font-size: 1.8rem;
}

.overlay-card p {
  margin: 0 0 18px;
  line-height: 1.45;
  color: #425143;
}

.badge-book-prompt {
  display: grid;
  gap: 8px;
  margin: -4px 0 16px;
  padding: 10px;
  border: 2px solid rgba(32, 120, 77, 0.18);
  border-radius: 8px;
  background: rgba(142, 227, 161, 0.24);
  color: #19422c;
  font-size: 0.9rem;
  font-weight: 900;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.badge-book-prompt.hidden {
  display: none;
}

.badge-book-prompt a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: center;
  min-height: 36px;
  max-width: 100%;
  padding: 7px 12px;
  border-radius: 8px;
  color: #102017;
  background: linear-gradient(180deg, #ffe18a, #ffba49);
  box-shadow: 0 4px 0 #b8751c;
  font-size: 0.84rem;
  font-weight: 900;
  line-height: 1.15;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.overlay-card button {
  min-width: 170px;
  padding: 0 20px;
}

.touch-controls {
  display: grid;
  grid-template-columns: 1fr 1.25fr 1fr;
  gap: 10px;
  padding: 10px;
}

.touch-controls button {
  min-height: 58px;
  font-size: 1rem;
}

.touch-controls button:active,
.sound-toggle:active,
.overlay-card button:active {
  transform: translateY(3px);
  box-shadow: 0 2px 0 #b8751c;
}

.status-text {
  margin: 0;
  min-height: 24px;
  text-align: center;
  font-weight: 800;
  color: #f9fff9;
  text-shadow: 0 2px 3px rgba(0, 0, 0, 0.3);
}

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

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

  .sound-toggle {
    width: 100%;
  }

  .score-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    padding: 6px;
  }

  .score-card {
    min-height: 48px;
    padding: 7px;
  }

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

  #gameCanvas {
    height: clamp(270px, 48vh, 340px);
  }

  .overlay {
    padding: 10px;
  }

  .overlay-card {
    padding: 16px;
  }

  .overlay-card h2 {
    font-size: 1.35rem;
  }

  .overlay-card p {
    font-size: 0.92rem;
  }

  .badge-book-prompt {
    margin-bottom: 12px;
    padding: 9px;
    font-size: 0.82rem;
  }

  .touch-controls button {
    min-height: 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}