* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at center, #1a0033 0%, #0a0014 100%);
  font-family: Arial, sans-serif;
  overflow: hidden;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 72px;
  height: 100vh;
  padding: 16px 0;
  background: rgba(30, 0, 60, 0.9);
  backdrop-filter: blur(16px);
  border-right: 1px solid rgba(200,120,255,0.25);

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;

  z-index: 10;
}

.group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.side-btn {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 2px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: 0.2s;
}

.side-btn svg {
  width: 20px;
  height: 20px;
  fill: #f0c6ff;
}

.side-btn:hover {
  background: rgba(200,120,255,0.18);
  border-color: rgba(220,150,255,0.5);
  transform: translateY(-2px);
}

.side-btn.active {
  background: rgba(200,120,255,0.3);
  border-color: rgba(220,150,255,0.7);
  box-shadow: 0 0 12px rgba(200,120,255,0.6);
}

.workspace {
  position: fixed;
  top: 0;
  left: 72px;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.015);
}

iframe {
  width: 100%;
  height: 100%;
  border: none;
}

canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
}

circle {
    fill: #f0c6ff;
    color: #f0c6ff;
}