/* ============================================
   Symbols & Emojis Tool Styles
   Base: 1.5rem font-size, 2rem line-height, 2rem spacing
   All units in rem for consistency
   ============================================ */

/* Search Container */
.search-container {
	display: flex;
	flex-direction: column;
	gap: var(--space-2);
	margin: var(--space-6) 0;
}

.search-input {
	width: 100%;
	max-width: 24rem;
	padding: var(--space-3) var(--space-4);
	background-color: var(--black);
	border: var(--border-sm) solid var(--gray);
	color: var(--light);
	font-size: var(--font-md);
	font-family: inherit;
	transition: border-color var(--transition-fast);
}

.search-input:focus {
	outline: none;
	border-color: var(--light);
}

.search-info {
	color: var(--gray);
	font-size: var(--font-sm);
}

/* Category Tabs */
.category-tabs {
	display: flex;
	gap: var(--space-2);
	margin: var(--space-6) 0;
	flex-wrap: wrap;
}

.tab-btn {
	padding: var(--space-2) var(--space-4);
	background-color: var(--light);
	color: var(--black);
	border: var(--border-sm) solid var(--gray);
	cursor: pointer;
	font-size: var(--font-sm);
	font-family: inherit;
	transition: all var(--transition-fast);
}

.tab-btn:hover {
	background-color: var(--white);
	border-color: var(--light);
}

.tab-btn:focus {
	outline: 0.125rem solid var(--light);
	outline-offset: 0.125rem;
}

.tab-btn.active {
	background-color: var(--dark);
	color: var(--light);
	border-color: var(--light);
}

/* Symbols Grid */
.symbols-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(6rem, 1fr));
	gap: var(--space-3);
	margin-top: var(--space-4);
}

/* Symbol Card */
.symbol-card {
	display: flex;
	flex-direction: column;
	padding: var(--space-4);
	border: var(--border-sm) solid var(--gray);
	cursor: pointer;
	transition: all var(--transition-fast);
	min-height: 6rem;
	justify-content: center;
	align-items: center;
	gap: var(--space-2);
}

.symbol-card:hover {
	background-color: var(--gray);
	border-color: var(--light);
	transform: translateY(-0.125rem);
}

.symbol-card:focus {
	outline: 0.125rem solid var(--light);
	outline-offset: 0.125rem;
}

.symbol-card .symbol {
	font-family: 'emoji', sans-serif;
    font-weight: 640;
	font-size: 2.5rem;
	line-height: 1;
	margin-bottom: var(--space-1);
}

.symbol-card .name {
	color: var(--gray);
	font-size: var(--font-xs);
	text-align: center;
}

.symbol-card .group {
	color: var(--gray);
	font-size: var(--font-xs);
	opacity: 0.7;
}

/* Loading State */
.loading-state {
	display: none;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: var(--space-12);
	gap: var(--space-4);
	color: var(--gray);
	font-size: var(--font-md);
}

.loading-state.visible {
	display: flex;
}

.loading-spinner {
	width: 2rem;
	height: 2rem;
	border: 0.25rem solid var(--dark);
	border-top-color: var(--light);
	animation: spin 1s linear infinite;
}

@keyframes spin {
	to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
	text-align: center;
	padding: var(--space-12);
	color: var(--gray);
	font-size: var(--font-md);
	grid-column: 1 / -1;
}

/* Responsive */
@media screen and (max-width: 48rem) {
	.symbols-grid {
		grid-template-columns: repeat(auto-fill, minmax(5rem, 1fr));
	}
	
	.category-tabs {
		justify-content: center;
	}
	
	.tab-btn {
		flex: 1 1 auto;
		text-align: center;
	}
}

@media screen and (max-width: 30rem) {
	.symbols-grid {
		grid-template-columns: repeat(auto-fill, minmax(4rem, 1fr));
	}
	
	.symbol-card .symbol {
		font-size: 2rem;
	}
}