/* =========================================================
 * home.css
 * ========================================================= */

.tks-hero {
	padding: 64px 0;
	background: var(--tks-surface);
}
.tks-hero-inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
	align-items: center;
}
.tks-hero-title {
	font-size: 40px;
	line-height: 1.4;
	margin: 0 0 20px;
}
.tks-hero-sub {
	font-size: 16px;
	color: var(--tks-on-surface-variant);
	margin: 0 0 28px;
	line-height: 1.9;
}
.tks-hero-media img {
	width: 100%;
	border-radius: var(--tks-radius-lg);
	display: block;
}

.tks-problems {
	padding: var(--tks-section-gap) 0;
}
.tks-problems-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
	margin-top: 32px;
}
.tks-problem-card {
	display: flex;
	align-items: center;
	padding: 20px 24px;
	background: var(--tks-surface-white);
	border: 1px solid var(--tks-border-subtle);
	border-radius: var(--tks-radius);
	color: var(--tks-on-surface);
	text-decoration: none;
	font-size: 15px;
	line-height: 1.6;
	transition: border-color 0.15s ease;
}
.tks-problem-card::before {
	content: '';
	flex: 0 0 6px;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--tks-primary);
	margin-right: 12px;
}
.tks-problem-card:hover {
	border-color: var(--tks-primary);
}

.tks-latest-posts {
	padding: var(--tks-section-gap) 0;
	background: var(--tks-surface-container-low);
}

.tks-categories {
	padding: var(--tks-section-gap) 0;
}
.tks-categories-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
	margin-top: 32px;
}
.tks-category-card {
	display: block;
	padding: 28px 20px;
	text-align: center;
	background: var(--tks-surface-white);
	border: 1px solid var(--tks-border-subtle);
	border-radius: var(--tks-radius);
	text-decoration: none;
	color: var(--tks-on-surface);
}
.tks-category-card h3 {
	margin: 0 0 8px;
	font-size: 17px;
}
.tks-category-card p {
	font-size: 13px;
	color: var(--tks-text-sub);
	margin: 0 0 12px;
	line-height: 1.6;
}
.tks-category-count {
	font-size: 12px;
	color: var(--tks-primary);
	font-weight: 500;
}
.tks-category-card:hover {
	border-color: var(--tks-primary);
}