:root {
	--bg: #fafafa;
	--panel: #ffffff;
	--primary: #6366f1;

	--text: #1f2937;
	--text-secondary: #6b7280;

	--border: #e5e7eb;
	--shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
	--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

	--item-bg: var(--bg);
	--item-hover: #f3f4f6;
	--icon-btn-bg: #ffffff;
	--focus-ring: rgba(99, 102, 241, 0.35);
}

html[data-theme='dark'] {
	--bg: #0b1220;
	--panel: #101a2d;
	--primary: #8b5cf6;

	--text: #e5e7eb;
	--text-secondary: #9ca3af;

	--border: #22304a;
	--shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
	--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);

	--item-bg: #0e172a;
	--item-hover: #111f3a;
	--icon-btn-bg: #0e172a;
	--focus-ring: rgba(139, 92, 246, 0.35);
}

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

body {
	font-family: 'Inter', sans-serif;
	background: var(--bg);
	color: var(--text);
	line-height: 1.6;
	padding: 2rem 1rem;
	transition: background 0.2s ease, color 0.2s ease;
}

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

/* Header layout */
.app-header {
	margin-bottom: 3rem;
}

.header-content {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
}

.title-wrap {
	text-align: center;
	flex: 1;
}

h1 {
	font-size: 2.5rem;
	font-weight: 700;
	margin-bottom: 0.5rem;
	color: var(--text);
}

.subtitle {
	color: var(--text-secondary);
	font-size: 1.125rem;
}

/* Theme toggle */
.theme-toggle {
	display: inline-flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.5rem 0.75rem;
	border: 1px solid var(--border);
	border-radius: 999px;
	background: var(--panel);
	box-shadow: var(--shadow);
	position: sticky;
	top: 1rem;
}

.theme-icon {
	font-size: 1rem;
	line-height: 1;
	user-select: none;
}

.switch {
	position: relative;
	display: inline-block;
	width: 46px;
	height: 26px;
}

.switch input {
	opacity: 0;
	width: 0;
	height: 0;
}

.slider {
	position: absolute;
	cursor: pointer;
	inset: 0;
	background: var(--border);
	border-radius: 999px;
	transition: 0.2s;
}

.slider:before {
	content: '';
	position: absolute;
	height: 20px;
	width: 20px;
	left: 3px;
	top: 3px;
	background: var(--panel);
	border-radius: 50%;
	transition: 0.2s;
	box-shadow: var(--shadow);
}

.switch input:checked + .slider {
	background: var(--primary);
}

.switch input:checked + .slider:before {
	transform: translateX(20px);
}

.switch input:focus + .slider {
	box-shadow: 0 0 0 4px var(--focus-ring);
}

.main-actions {
	display: flex;
	gap: 1rem;
	justify-content: center;
	margin-bottom: 3rem;
	flex-wrap: wrap;
}

.btn {
	padding: 0.75rem 2rem;
	font-size: 1rem;
	font-weight: 600;
	border: none;
	border-radius: 0.5rem;
	cursor: pointer;
	transition: all 0.2s;
	font-family: 'Inter', sans-serif;
}

.btn-primary {
	background: var(--primary);
	color: white;
	box-shadow: var(--shadow);
}

.btn-primary:hover {
	filter: brightness(0.95);
	box-shadow: var(--shadow-lg);
	transform: translateY(-1px);
}

.btn-secondary {
	background: var(--panel);
	color: var(--text);
	border: 2px solid var(--border);
}

.btn-secondary:hover {
	border-color: var(--primary);
	color: var(--primary);
}

.btn-mini {
	padding: 0.5rem 0.9rem;
	font-size: 0.875rem;
	border-radius: 0.5rem;
	background: var(--panel);
	color: var(--text);
	border: 1px solid var(--border);
	cursor: pointer;
}

.btn-mini:hover {
	border-color: var(--primary);
	color: var(--primary);
}

.content-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 2rem;
	margin-bottom: 3rem;
}

/* NEW: panel top layout + palette controls */
.panel-top {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1.25rem;
}

.palette-controls {
	display: flex;
	gap: 0.75rem;
	flex-wrap: wrap;
	justify-content: flex-end;
}

.control {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	min-width: 120px;
}

.control-label {
	font-size: 0.75rem;
	color: var(--text-secondary);
	font-weight: 600;
}

.select {
	padding: 0.6rem 0.75rem;
	border: 1px solid var(--border);
	background: var(--panel);
	color: var(--text);
	border-radius: 0.6rem;
	outline: none;
	cursor: pointer;
}

.select:focus {
	box-shadow: 0 0 0 4px var(--focus-ring);
	border-color: var(--primary);
}

.seed-row {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.color-input {
	width: 44px;
	height: 40px;
	padding: 0;
	border: 1px solid var(--border);
	border-radius: 0.6rem;
	background: transparent;
	cursor: pointer;
}

.color-input:focus {
	outline: none;
	box-shadow: 0 0 0 4px var(--focus-ring);
	border-color: var(--primary);
}

.panel {
	background: var(--panel);
	border-radius: 1rem;
	padding: 2rem;
	box-shadow: var(--shadow);
	border: 1px solid var(--border);
}

.panel-title {
	font-size: 1.25rem;
	font-weight: 600;
	margin-bottom: 1.5rem;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.color-item,
.font-item {
	display: flex;
	align-items: center;
	gap: 1rem;
	padding: 1rem;
	background: var(--item-bg);
	border: 1px solid var(--border);
	border-radius: 0.5rem;
	margin-bottom: 0.75rem;
	transition: all 0.2s;
}

.color-item:hover,
.font-item:hover {
	background: var(--item-hover);
}

.color-swatch {
	width: 60px;
	height: 60px;
	border-radius: 0.5rem;
	border: 2px solid var(--border);
	flex-shrink: 0;
	box-shadow: var(--shadow);
}

.color-info,
.font-info {
	flex: 1;
}

.color-label,
.font-label {
	font-size: 0.875rem;
	color: var(--text-secondary);
	font-weight: 500;
	margin-bottom: 0.25rem;
}

.color-value,
.font-value {
	font-size: 1rem;
	font-weight: 600;
	color: var(--text);
	font-family: 'Courier New', monospace;
}

.font-value {
	font-family: inherit;
}

.contrast-badge {
	display: inline-block;
	padding: 0.25rem 0.5rem;
	border-radius: 0.25rem;
	font-size: 0.75rem;
	font-weight: 600;
	margin-top: 0.25rem;
}

.contrast-good {
	background: #d1fae5;
	color: #065f46;
}

.contrast-poor {
	background: #fee2e2;
	color: #991b1b;
}

html[data-theme='dark'] .contrast-good {
	background: rgba(16, 185, 129, 0.2);
	color: #34d399;
}

html[data-theme='dark'] .contrast-poor {
	background: rgba(239, 68, 68, 0.2);
	color: #fca5a5;
}

.item-actions {
	display: flex;
	gap: 0.5rem;
}

.icon-btn {
	width: 36px;
	height: 36px;
	border: 1px solid var(--border);
	background: var(--icon-btn-bg);
	color: var(--text);
	border-radius: 0.375rem;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.2s;
	font-size: 1.125rem;
}

.icon-btn:hover {
	background: var(--primary);
	border-color: var(--primary);
	color: white;
}

.icon-btn.locked {
	background: var(--primary);
	border-color: var(--primary);
	color: white;
}

/* Preview */
.preview-panel {
	grid-column: 1 / -1;
}

.preview-content {
	padding: 3rem;
	border-radius: 0.75rem;
	min-height: 300px;
	border: 1px solid var(--border);
}

.preview-heading {
	font-size: 3rem;
	font-weight: 700;
	margin-bottom: 1rem;
}

.preview-text {
	font-size: 1.125rem;
	line-height: 1.8;
	margin-bottom: 2rem;
}

.preview-button {
	padding: 1rem 2rem;
	font-size: 1rem;
	font-weight: 600;
	border: none;
	border-radius: 0.5rem;
	cursor: pointer;
}

.font-preview {
	font-size: 2rem;
	font-weight: 600;
	color: var(--text);
}

/* Copy feedback */
.copy-feedback {
	position: fixed;
	top: 2rem;
	right: 2rem;
	background: var(--text);
	color: var(--bg);
	padding: 1rem 1.5rem;
	border-radius: 0.5rem;
	box-shadow: var(--shadow-lg);
	opacity: 0;
	transform: translateY(-1rem);
	transition: all 0.3s;
	pointer-events: none;
	z-index: 1000;
}

.copy-feedback.show {
	opacity: 1;
	transform: translateY(0);
}

/* NEW: Saved library panel */
.saved-panel {
	grid-column: 1 / -1;
}

.saved-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1rem;
}

.saved-controls {
	margin-bottom: 1rem;
}

.saved-list {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1rem;
}

.saved-card {
	border: 1px solid var(--border);
	background: var(--item-bg);
	border-radius: 0.75rem;
	padding: 1rem;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}

.saved-top {
	display: flex;
	align-items: start;
	justify-content: space-between;
	gap: 1rem;
}

.saved-name {
	font-weight: 700;
}

.saved-meta {
	font-size: 0.875rem;
	color: var(--text-secondary);
}

.saved-swatches {
	display: flex;
	gap: 0.5rem;
}

.saved-swatch {
	width: 22px;
	height: 22px;
	border-radius: 0.35rem;
	border: 1px solid var(--border);
	box-shadow: var(--shadow);
}

.saved-actions {
	display: flex;
	gap: 0.5rem;
	flex-wrap: wrap;
}

.saved-empty {
	margin-top: 0.75rem;
	color: var(--text-secondary);
	display: none;
}

/* Inputs */
.input {
	width: 100%;
	padding: 0.75rem 0.9rem;
	border: 1px solid var(--border);
	background: var(--panel);
	color: var(--text);
	border-radius: 0.6rem;
	outline: none;
}

.input:focus {
	box-shadow: 0 0 0 4px var(--focus-ring);
	border-color: var(--primary);
}

.label {
	display: block;
	font-size: 0.875rem;
	color: var(--text-secondary);
	margin-bottom: 0.5rem;
}

.hint {
	margin-top: 0.75rem;
	color: var(--text-secondary);
	font-size: 0.9rem;
}

/* NEW: Modal */
.modal-backdrop {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.4);
	display: none;
	align-items: center;
	justify-content: center;
	padding: 1rem;
	z-index: 2000;
}

.modal-backdrop.show {
	display: flex;
}

.modal {
	width: 100%;
	max-width: 520px;
	background: var(--panel);
	border: 1px solid var(--border);
	border-radius: 1rem;
	box-shadow: var(--shadow-lg);
	padding: 1rem;
}

.modal-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding: 0.5rem 0.5rem 1rem;
}

.modal-title {
	font-size: 1.125rem;
	font-weight: 700;
}

.modal-body {
	padding: 0 0.5rem 1rem;
}

.modal-actions {
	display: flex;
	justify-content: flex-end;
	gap: 0.75rem;
	padding: 0.5rem;
}

@media (max-width: 768px) {
	h1 {
		font-size: 2rem;
	}

	.header-content {
		flex-direction: column;
		align-items: center;
	}

	.title-wrap {
		text-align: center;
	}

	.theme-toggle {
		position: static;
	}

	.content-grid {
		grid-template-columns: 1fr;
	}

	.saved-list {
		grid-template-columns: 1fr;
	}

	.preview-heading {
		font-size: 2rem;
	}

	.preview-content {
		padding: 2rem;
	}

  .panel-top {
		flex-direction: column;
		align-items: stretch;
	}

	.palette-controls {
		justify-content: flex-start;
	}
}