html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #cfe4f2;
}

body {
  font: 12px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #23303a;
  -webkit-user-select: none;
  user-select: none;
}

#art {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  touch-action: none;
}

#art.dragging {
  cursor: grabbing;
}

.controls {
  position: fixed;
  top: 14px;
  left: 14px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

.controls button {
  min-width: 34px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 8px;
  background: rgba(28, 42, 52, 0.34);
  color: #fff;
  font: 600 15px/1 system-ui, sans-serif;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 0.15s ease;
}

.controls button:hover {
  background: rgba(28, 42, 52, 0.58);
}

.controls button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.controls #reset {
  font-size: 12px;
  font-weight: 500;
}

.credit {
  position: fixed;
  right: 10px;
  bottom: 8px;
  margin: 0;
  padding: 4px 9px;
  border-radius: 6px;
  background: rgba(22, 34, 43, 0.4);
  color: rgba(255, 255, 255, 0.92);
  font-size: 11px;
  letter-spacing: 0.01em;
  white-space: nowrap;
  z-index: 2;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}