body {
	margin: 0;
	padding: 20px;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
}

.grid {
	display: grid;
	gap: 1rem;
}

.grid-cols-4 {
	grid-template-columns: repeat(4, 1fr);
}

.grid-cols-9 {
	grid-template-columns: repeat(9, 1fr);
}

.color-block {
	padding: 1rem;
	border-radius: 0.5rem;
	cursor: pointer;
	transition: opacity 0.2s;
	position: relative;
}

.color-block:hover {
	opacity: 0.9;
}

.selected {
	outline: 3px solid #3b82f6;
	outline-offset: 2px;
}

.copied-overlay {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(0, 0, 0, 0.2);
	border-radius: 0.5rem;
}

.button {
	padding: 0.5rem 1rem;
	border-radius: 0.5rem;
	border: none;
	cursor: pointer;
	background: #3b82f6;
	color: white;
	font-size: 0.875rem;
}

.button:hover {
	background: #2563eb;
}

.mt-0 { margin-top: 0;}
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1rem; }
.text-sm { font-size: 0.875rem; }
.font-mono { font-family: monospace; }

.code-block {
	background: #f1f5f9;
	padding: 1rem;
	border-radius: 0.5rem;
	max-height: 24rem;
	overflow: auto;
}

.section { margin-bottom: 2rem; }

.instructions {
	background: #f1f5f9;
	padding: 1rem;
	border-radius: 0.5rem;
	margin-bottom: 1rem;
}

.gradient-block {
	grid-column: 1 / -1;
	margin-bottom: 1rem;
}

.gradient-display {
	padding: 2rem;
	border-radius: 0.5rem;
	position: relative;
}

.gradient-colors {
	display: flex;
	gap: 0.5rem;
	align-items: center;
	margin-top: 0.5rem;
}

.gradient-color-btn {
	padding: 0.5rem;
	border-radius: 0.25rem;
	cursor: pointer;
	transition: transform 0.1s;
}

.gradient-color-btn:hover {
	transform: scale(1.05);
}