* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  font-family: 'Press Start 2P', monospace;
  color: #fff;
  image-rendering: pixelated;
}

#game-container {
  position: relative;
  border: 4px solid #e94560;
  border-radius: 8px;
  box-shadow:
    0 0 0 4px #1a1a2e,
    0 0 40px rgba(233, 69, 96, 0.4),
    inset 0 0 60px rgba(0, 0, 0, 0.3);
  background: #0a0a14;
}

#home-link {
  position: absolute;
  top: -28px;
  left: 0;
  font-size: 7px;
  color: #e94560;
  text-decoration: none;
}

#home-link:hover {
  color: #fff;
}

#game {
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

#hud {
  position: absolute;
  top: 8px;
  left: 8px;
  right: 8px;
  pointer-events: none;
}

#hud .tool-btn,
#hud .seed-btn {
  pointer-events: auto;
}

.hud-row {
  display: flex;
  gap: 16px;
  margin-bottom: 6px;
  text-shadow: 2px 2px 0 #000;
  font-size: 8px;
  line-height: 1.6;
}

#tool-bar {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.tool-btn {
  font-family: inherit;
  font-size: 7px;
  padding: 6px 8px;
  background: rgba(0, 0, 0, 0.7);
  border: 2px solid #555;
  color: #aaa;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.1s;
}

.tool-btn:hover {
  border-color: #e94560;
  color: #fff;
}

.tool-btn.active {
  background: rgba(233, 69, 96, 0.3);
  border-color: #e94560;
  color: #fff;
}

#seed-picker {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

#seed-picker.hidden {
  display: none;
}

.seed-btn {
  font-family: inherit;
  font-size: 6px;
  padding: 6px 8px;
  background: rgba(34, 139, 34, 0.4);
  border: 2px solid #2d8a2d;
  color: #cfc;
  cursor: pointer;
  border-radius: 4px;
  text-align: left;
}

.seed-btn:hover {
  background: rgba(34, 139, 34, 0.7);
  border-color: #5f5;
}

#message-box {
  margin-top: 8px;
  font-size: 7px;
  color: #ffd700;
  text-shadow: 2px 2px 0 #000;
  min-height: 20px;
}

#overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

#overlay.hidden {
  display: none;
}

#overlay-content {
  background: #1a1a2e;
  border: 4px solid #e94560;
  padding: 24px;
  max-width: 90%;
  font-size: 8px;
  line-height: 2;
  text-align: center;
}

#overlay-content h2 {
  color: #e94560;
  margin-bottom: 16px;
  font-size: 12px;
}

#overlay-content button {
  font-family: inherit;
  font-size: 8px;
  padding: 10px 20px;
  margin-top: 16px;
  background: #e94560;
  border: none;
  color: #fff;
  cursor: pointer;
  border-radius: 4px;
}

#overlay-content button:hover {
  background: #ff6b8a;
}

#controls-help {
  position: absolute;
  bottom: -36px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 6px;
  color: #888;
}

#controls-help kbd {
  background: #333;
  padding: 2px 4px;
  border-radius: 2px;
  border: 1px solid #555;
}