html-editor-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #0f1117;
}

.hep-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  background: #13151f;
  border-bottom: 1px solid #2a2d3a;
  flex-shrink: 0;
}

.hep-toolbar button {
  padding: 3px 10px;
  background: transparent;
  border: 1px solid #2a2d3a;
  border-radius: 4px;
  color: #9ba4c7;
  cursor: pointer;
  font-size: 0.8rem;
  font-family: inherit;
}

.hep-toolbar button:hover:not(:disabled) { background: #1a1d27; color: #e2e4ed; }
.hep-toolbar button:disabled { opacity: 0.3; cursor: default; }

.hep-save:not(:disabled) { border-color: #7c8cff; color: #7c8cff; }
.hep-save:not(:disabled):hover { background: #1e2235; }

.hep-pin.pinned { border-color: #f0a050; color: #f0a050; }
.hep-pin.pinned:hover { background: #1e1a10; }

.hep-empty {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #555;
  font-size: 0.9rem;
}

.hep-frame {
  flex: 1;
  border: none;
  background: #fff;
  width: 100%;
}