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

body {
  background: #1a1a1a;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  overflow: hidden;
}

.app {
  width: 100vw;
  height: 100vh;
  position: relative;
}

/* Canvas */
.canvas-container {
  width: 100%;
  height: 100%;
}

.canvas-container canvas {
  display: block;
}

.loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.5rem;
  color: #888;
}

/* Color Picker */
.color-picker {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  padding: 8px;
  background: rgba(0, 0, 0, 0.85);
  border-radius: 8px;
  backdrop-filter: blur(8px);
  z-index: 10;
}

.color-swatch {
  width: 32px;
  height: 32px;
  border: 2px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.1s;
}

.color-swatch:hover {
  transform: scale(1.2);
  z-index: 1;
}

.color-swatch.selected {
  border-color: #fff;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5);
  transform: scale(1.15);
}

/* Canvas Controls */
.canvas-controls {
  position: fixed;
  top: 16px;
  right: 16px;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.85);
  border-radius: 8px;
  backdrop-filter: blur(8px);
  z-index: 10;
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.zoom-controls button {
  width: 28px;
  height: 28px;
  border: 1px solid #555;
  border-radius: 4px;
  background: #333;
  color: #fff;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zoom-controls button:hover {
  background: #555;
}

.zoom-level {
  min-width: 40px;
  text-align: center;
  font-size: 0.85rem;
  color: #ccc;
}

.coords {
  font-size: 0.85rem;
  color: #aaa;
  font-variant-numeric: tabular-nums;
}

/* User Info */
.user-info {
  position: fixed;
  top: 16px;
  left: 16px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.85);
  border-radius: 8px;
  backdrop-filter: blur(8px);
  z-index: 10;
}

.credits {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: 0.9rem;
}

.credits-label {
  color: #888;
}

.credits-value {
  font-weight: bold;
  color: #4ade80;
  font-variant-numeric: tabular-nums;
}

.credits-max {
  color: #555;
  font-size: 0.8rem;
}