body {
	font-family: "Fira Code", monospace;
	margin: 0;
	background-color: #1e1e1e;
	color: #e0e0e0;
}

#toolbar {
	background: #2d2d2d;
	padding: 10px 20px;
	display: flex;
	align-items: center;
	gap: 15px;
	border-bottom: 2px solid #444;
}

#toolbar h1 {
	margin: 0;
	font-size: 1.2rem;
	color: #ffffff;
}

button,
input[type="file"] {
	background: #3c3c3c;
	color: #e0e0e0;
	border: 1px solid #555;
	padding: 6px 12px;
	border-radius: 4px;
	cursor: pointer;
}

button:hover {
	background: #444;
}

.cell {
	margin: 20px 20px;
	background: #2d2d2d;
	border-radius: 6px;
	padding: 15px;
	box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.cell textarea {
	display: block;
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
	height: 120px;
	background: #1e1e1e;
	color: #e0e0e0;
	border: 1px solid #555;
	border-radius: 4px;
	padding: 10px;
	font-family: "Fira Code", monospace;
	font-size: 14px;
	resize: vertical;
	margin-top: 10px;
	margin-bottom: 10px;
}

.result {
	margin-top: 15px;
	overflow-x: auto;
}

.result table {
	border-collapse: collapse;
	width: 100%;
	font-size: 14px;
}

.result th,
.result td {
	border: 1px solid #444;
	padding: 6px 10px;
}

.result th {
	background: #3a3a3a;
	color: #ffffff;
}

.result tr:nth-child(even) {
	background: #2a2a2a;
}

.cell-toolbar select {
  background: #1e1e1e;
  color: #e0e0e0;
  border: 1px solid #555;
  padding: 5px 10px;
  border-radius: 4px;
  font-family: "Fira Code", monospace;
  font-size: 14px;
  cursor: pointer;
}

.cell-toolbar select:hover {
  border-color: #888;
}

.cell-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
}

.cell-number {
  font-weight: bold;
  color: #6c9ef8; /* like Jupyter In [ ] blue */
  margin-right: 5px;
}