:root {
  --bg: #0f1113;
  --accent: #00d4ff;
  --muted: #9aa3ad;
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  background: radial-gradient(
      1200px 600px at 10% 10%,
      rgba(0, 212, 255, 0.04),
      transparent
    ),
    linear-gradient(180deg, #060708 0%, #0b0c0f 100%);
  color: #e6eef6;
  font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  margin-top: 220px;
}
.container {
  width: 100%;
  max-width: 880px;
  text-align: center;
  padding-top: 10px;
}
.topbar {
  width: 100%;
  max-width: 880px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
  padding: 6px 12px;
}

.score-box,
.bomb-info,
.range-info {
  font-weight: 600;
  color: var(--accent);
  font-size: 1.1rem; /* ~17-18px, tweak as you like */
}

@media (max-width: 768px) {
  .score-box,
  .bomb-info,
  .range-info {
    font-size: 1rem; /* bigger on mobile */
  }
}

.hearts {
  display: flex;
  gap: 6px;
  justify-content: center;
  align-items: center;
}

.hearts img.heart-img {
  width: 26px;
  height: 26px;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

@media (max-width: 768px) {
  .hearts img.heart-img {
    width: 30px;
    height: 30px;
  }
}

.canvas-wrap {
  background: rgba(255, 255, 255, 0.02);
  padding: 12px;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.02);
  display: inline-block;
  width: 100%;
  max-width: 1000px;
  aspect-ratio: 13/11;
  position: relative;
}
canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 8px;
  outline: 3px solid rgba(255, 255, 255, 0.03);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.01),
    rgba(255, 255, 255, 0)
  );
}

#mobile-controls {
  display: none;
}

/* Show on small screens (e.g., max-width 768px) */
@media (max-width: 768px) {
  #mobile-controls {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    z-index: 1000;
  }

  .middle-controls {
    display: flex;
    gap: 5px;
  }
  #mobile-controls button {
    background: rgba(0, 0, 0, 0.5);
    border: none;
    font-size: 24px;
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
  }

  #mobile-controls button:active {
    background: #00d4ff;
  }
}

.instructions {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 32px;
  font-weight: 700;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.2));
  border-radius: 8px;
}


@media (max-width: 768px) {
  .overlay {
    font-size: 25px; /* bigger for mobile */
  }
}

.hidden {
  display: none;
}
@media (max-width: 520px) {
  .container {
    margin-top: 5px;
  }
  .instructions {
    font-size: 13px;
  }
}