body {
  margin: 0;
  font-family: sans-serif;
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.toolbar {
  background: #333;
  padding: 10px;
  display: flex;
  gap: 10px;
}

button {
  padding: 8px 16px;
  cursor: pointer;
  background: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
}

button:hover { background: #45a049; }

.main-container {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.sidebar {
  width: 250px;
  background: #f4f4f4;
  border-right: 1px solid #ccc;
  padding: 10px;
  overflow-y: auto;
}

#file-list {
  list-style-type: none;
  padding: 0;
}

#file-list li {
  padding: 8px;
  cursor: pointer;
  border-bottom: 1px solid #ddd;
}

#file-list li:hover { background: #e0e0e0; }

.editor-container {
  flex: 1;
  display: flex;
}

#editor {
  flex: 1;
  padding: 15px;
  font-family: monospace;
  font-size: 14px;
  border: none;
  resize: none;
  outline: none;
  background: #1e1e1e;
  color: #d4d4d4;
}