/* components-core.css
 * Phase 2: Generic UI patterns migrated from legacy/base.css
 * Includes: cards, forms, tables (structure), modals, notifications, empty & error blocks, detail-item basics.
 */

/* Detail item (retain for shared detail layouts) */
.detail__content {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

.detail__header {
	margin-bottom: 2rem;
}

.detail__navigation {
	margin-bottom: 1rem;
}

.detail__title h1 {
	margin: 0 0 0.5rem 0;
}

.detail-item {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-xs, 0);
}

.detail-item.full-width {
	grid-column: 1 / -1;
}

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

.strategy-view .detail-item label {
	font-weight: 600;
	color: var(--color-text);
	text-transform: uppercase;
	letter-spacing: 0.025em;
}

.detail-item span,
.detail-item code,
.detail-item p {
	color: var(--color-text);
}

.detail-item code {
	background: var(--color-gray-100, #f3f4f6);
	padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
	border-radius: var(--radius-sm, 0.25rem);
	font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
	font-size: var(--font-size-sm, 0.875rem);
	word-break: break-all;
}

.detail-item p {
	margin: 0;
	line-height: 1.5;
}

/* Cards */
.card {
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-sm);
	overflow: hidden;
}

.card__header {
	padding: var(--spacing-lg);
	border-bottom: 1px solid var(--color-border);
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.card__title {
	margin: 0;
	font-size: var(--font-size-lg);
	font-weight: 600;
}

.card__body {
	padding: var(--spacing-lg);
}

.card__footer {
	padding: var(--spacing-lg);
	border-top: 1px solid var(--color-border);
	background: var(--color-gray-50);
	display: flex;
	justify-content: flex-end;
	gap: var(--spacing-md);
}

.card__actions {
	display: flex;
	align-items: center;
	gap: var(--spacing-md);
}

/* Forms */
.form-group {
	margin-bottom: var(--spacing-lg);
}

.form-group label {
	display: block;
	margin-bottom: var(--spacing-sm);
	font-weight: 600;
	color: var(--color-text);
}

.form-control {
	width: 100%;
	padding: var(--spacing-sm) 0.75rem;
	font-size: var(--font-size-base);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	background: var(--color-background);
	transition: border-color .2s ease, box-shadow .2s ease;
}

.form-control:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(59, 130, 246, .1);
}

.form-control--sm {
	padding: 0.375rem 0.5rem;
	font-size: var(--font-size-sm);
	width: auto;
	min-width: 70px;
}

.form-help {
	margin-top: var(--spacing-xs);
	font-size: var(--font-size-sm);
	color: var(--color-text-muted);
}

.form-actions {
	display: flex;
	justify-content: flex-end;
	gap: 1rem;
	padding: 2rem 0;
	border-top: 1px solid var(--color-border);
}

.form-grid {
	display: flex;
	flex-direction: column;
	gap: 2rem;
	margin-bottom: 2rem;
}

.form-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
}

/* Tables */
.table-container {
	overflow-x: auto;
	border-radius: var(--radius-lg);
	border: 1px solid var(--color-border);
}

.table {
	width: 100%;
	border-collapse: collapse;
	background: var(--color-surface);
}

.table th {
	background: var(--color-gray-50);
	padding: var(--spacing-md);
	text-align: left;
	font-weight: 600;
	color: var(--color-text);
	border-bottom: 1px solid var(--color-border);
}

.table td {
	padding: var(--spacing-md);
	border-bottom: 1px solid var(--color-border-light);
}

.table tbody tr:hover {
	background: var(--color-gray-50);
}

.table--dense th,
.table--dense td {
	padding: var(--spacing-sm) var(--spacing-md);
}

/* Modals */
.modal-overlay {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.45);
	backdrop-filter: blur(2px);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 1000;
}

.modal {
	background: var(--color-surface);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-lg);
	max-width: 500px;
	width: 90%;
	max-height: 80vh;
	overflow-y: auto;
}

.modal--lg {
	max-width: 800px;
}

.settings-tabs {
	width: 100%;
}

.settings-tab-buttons {
	display: flex;
	border-bottom: 1px solid var(--color-border);
	margin-bottom: var(--spacing-lg);
}

.settings-tab-content {
	width: 100%;
}

.settings-tab-pane {
	display: none;
}

.settings-tab-pane.active {
	display: block;
}



/* Empty & Error states */
.empty-state {
	text-align: center;
	padding: var(--spacing-2xl);
	color: var(--color-text-muted);
}

.empty-state h2,
.empty-state h3 {
	margin-bottom: var(--spacing-md);
	color: var(--color-text);
}

.empty-state p {
	margin-bottom: var(--spacing-lg);
}

.error-message {
	text-align: center;
	padding: 1rem 1.25rem;
	color: var(--color-error, #ef4444);
	background: var(--color-red-50, #fef2f2);
	border: 1px solid var(--color-red-200, #fecaca);
	border-radius: var(--radius-md, 0.375rem);
	font-weight: 500;
	font-size: 0.95rem;
	font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
	margin-bottom: 1rem;
	word-break: break-word;
}

.error-state {
	text-align: center;
	padding: var(--spacing-2xl, 3rem);
	color: var(--color-error, #ef4444);
	background: var(--color-error-light, #fee2e2);
	border-radius: var(--radius-md, 0.375rem);
	border: 1px solid var(--color-error, #ef4444);
	margin-bottom: 1.5rem;
}

.error-state h2,
.error-state h3,
.error-state h4 {
	margin-bottom: var(--spacing-md, 1rem);
	color: var(--color-error, #ef4444);
	font-size: 1.125rem;
	font-weight: 600;
}

.error-state p {
	margin: 0 0 var(--spacing-lg, 1.5rem) 0;
	font-size: 0.95rem;
	color: var(--color-error, #ef4444);
	max-width: 500px;
	margin-left: auto;
	margin-right: auto;
}

/* Toggle Switch (migrated from legacy/components.css Phase 2) */
.toggle-switch {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	margin-right: 1rem;
	font-size: 0.875rem;
	color: var(--color-text);
	cursor: pointer;
	user-select: none;
}

.toggle-switch input[type="checkbox"] {
	position: absolute;
	opacity: 0;
	width: 0;
	height: 0;
}

.toggle-slider {
	position: relative;
	width: 40px;
	height: 20px;
	background: var(--color-gray-300);
	border-radius: 20px;
	transition: background-color .3s ease;
	cursor: pointer;
}

.toggle-slider:before {
	content: "";
	position: absolute;
	top: 2px;
	left: 2px;
	width: 16px;
	height: 16px;
	background: #fff;
	border-radius: 50%;
	transition: transform .3s ease;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

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

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

.toggle-switch input:focus+.toggle-slider {
	box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.toggle-label {
	font-weight: 500;
}

@media (max-width: 768px) {
	.card__header {
		flex-direction: column;
		align-items: stretch;
		gap: var(--spacing-md);
	}

	.card__footer {
		flex-direction: column;
		align-items: stretch;
		gap: var(--spacing-sm);
	}

	.modal {
		width: 95%;
		margin: var(--spacing-md);
	}

	.settings-tab-buttons {
		flex-direction: column;
	}
}