:root {
	--bg-color: #dbdbe6;
	--text-color: #333;
	--card-bg: #fff;
	--primary: #6200ea;
	--primary-hover: #3700b3;
	--border-color: #e0e0e0;
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	background-color: var(--bg-color);
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23666' opacity='0.4' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");
	color: var(--text-color);
	line-height: 1.6;
	padding: 20px;
}

.container {
	max-width: 900px;
	margin: 0 auto;
}

header {
	text-align: center;
	margin-bottom: 30px;
	text-shadow: 1px 1px 5px #fff;

	& h1 {
		font-size: 2.5rem;
		color: var(--primary);
	}
}

main {
	display: grid;
	gap: 30px;
}

section {
	background: var(--card-bg);
	padding: 25px;
	border-radius: 2px;
	border: 1px solid #888;
	box-shadow: 4px 4px 0 0 rgba(36, 27, 55, 0.15);
}

h2 {
	margin-bottom: 15px;
	border-bottom: 2px solid var(--border-color);
	padding-bottom: 10px;
}

h3 {
	margin-bottom: 10px;
	font-size: 1.1rem;
	color: #555;
}

.hint {
	font-size: 0.9rem;
	color: #666;
	margin-bottom: 10px;
}

.input-options {
	display: flex;
	gap: 15px;
	margin-bottom: 10px;
}

.input-options label {
	display: flex;
	align-items: center;
	gap: 5px;
	font-size: 0.9rem;
	cursor: pointer;
}

textarea {
	width: 100%;
	height: 150px;
	padding: 15px;
	border: 1px solid var(--border-color);
	border-radius: 4px;
	font-family: ui-monospace,
		'Cascadia Code',
		'Source Code Pro',
		Menlo,
		Consolas,
		'DejaVu Sans Mono',
		monospace;
	font-size: 14px;
	resize: vertical;
}

.controls-section {
	/* display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 20px; */
}

.control-group {
	background: hsl(0, 0%, 97%);
	padding: 15px;
	border-radius: 4px;
	border: 1px solid var(--border-color);
}

.inputs-line {
	display: flex;
	align-items: flex-start;
	gap: 12px;
}

.inputs {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.inputs label {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 0.9rem;
}

input[type="number"] {
	padding: 6px 8px;
	width: 120px;
	border: 1px solid #ccc;
	border-radius: 4px;
}

.icon-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 10px;
	border: 1px solid var(--border-color);
	border-radius: 4px;
	background: #f5f5f5;
	color: #444;
	cursor: pointer;
	transition: background-color 0.2s, color 0.2s;
}

.icon-btn:hover {
	background: #eaeaea;
	color: var(--primary);
}

.actions {
	grid-column: 1 / -1;
	display: flex;
	justify-content: flex-end;
	margin-top: 10px;
}

button {
	background-color: var(--primary);
	color: white;
	border: none;
	padding: 12px 24px;
	font-size: 1rem;
	border-radius: 4px;
	cursor: pointer;
	transition: background-color 0.2s;
}

button:hover {
	background-color: var(--primary-hover);
}

button.secondary-btn {
	background-color: #e0e0e0;
	color: #333;
}

button.secondary-btn:hover {
	background-color: #d5d5d5;
}

#outputData {
	background-color: #fafafa;
	color: #333;
}