html,
body {
  height: 100%;
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: #111;
}

#app {
  position: fixed;
  inset: 0;
}

#canvasWrap {
  position: absolute;
  inset: 0;
}

#graphCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

#hamburger {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 50;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(30, 30, 30, 0.9);
  color: #fff;
  font-size: 18px;
}

#topRight {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 50;
  display: flex;
  gap: 8px;
}

#topRight button {
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(30, 30, 30, 0.9);
  color: #fff;
}

#sidebar {
  position: absolute;
  top: 60px;
  left: 10px;
  z-index: 60;
  width: 320px;
  max-height: calc(100% - 60px - 200px);
  overflow: auto;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(20, 20, 20, 0.95);
  color: #fff;
  padding: 10px;
}

#sidebar.hidden {
  display: none;
}

.sidebarHeader {
  font-weight: 600;
  margin-bottom: 8px;
}

#sidebar summary {
  cursor: pointer;
  padding: 6px 0;
  font-weight: 600;
}

.sidebarGroup {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 6px 0 10px;
}

.entityBtn {
  text-align: left;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(40, 40, 40, 0.9);
  color: #fff;
}

#output {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 180px;
  z-index: 40;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 10, 10, 0.92);
  padding: 8px;
}

#outputText {
  width: 100%;
  height: 100%;
  resize: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.35);
  color: #eaeaea;
  padding: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
}