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

body {
  font-family: system-ui, sans-serif;
  background: #0F0817;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

#viewer-container {
  position: relative;
  width: 800px;
  height: 500px;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
}

#canvas-viewer {
  width: 100%;
  height: 100%;
  display: block;
}

#controls-row {
  margin-top: 20px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  width: 800px;
}

#controls {
  flex: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

button {
  padding: 10px 24px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(4px);
}

button:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}

button.active {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

#btn-gold.active {
  background: #D4AF37;
  border-color: #D4AF37;
}

#btn-silver.active {
  background: #C0C0C0;
  border-color: #C0C0C0;
  color: #222;
}

#btn-diamond.active {
  background: #B9F2FF;
  border-color: #B9F2FF;
  color: #222;
}

#btn-amethyst.active {
  background: #9966CC;
  border-color: #9966CC;
}

#camera-info-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

#camera-info {
  font-family: monospace;
  font-size: 13px;
  color: #aaa;
  line-height: 1.6;
  margin: 0;
  cursor: text;
  user-select: all;
  text-align: left;
}

#btn-copy {
  padding: 4px 12px;
  font-size: 12px;
}

#status {
  margin-bottom: 16px;
  font-size: 13px;
  color: #888;
}