/*
Theme Name: TutorStarter Archive Child
Theme URI: https://example.com/
Description: TutorStarter のアーカイブ記事一覧を読みやすく整える子テーマです。
Author: Vライバー速報
Template: tutorstarter
Version: 1.0.0
Text Domain: tutorstarter-archive-child
*/

/* Archive page */
.tsac-archive {
	--tsac-accent: var(--tutor-color-primary, #1950d1);
	--tsac-ink: #151b2b;
	--tsac-muted: #667085;
	--tsac-line: #dfe3ea;
	padding-top: clamp(36px, 6vw, 72px);
	padding-bottom: clamp(56px, 8vw, 96px);
}

.tsac-archive__main {
	min-width: 0;
}

.tsac-archive__header {
	margin-bottom: 12px;
	padding-bottom: clamp(22px, 4vw, 36px);
	border-bottom: 3px solid var(--tsac-ink);
}

.tsac-archive__eyebrow {
	display: block;
	margin-bottom: 8px;
	color: var(--tsac-accent);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .14em;
	line-height: 1.4;
	text-transform: uppercase;
}

.tsac-archive .page-title {
	margin: 0;
	color: var(--tsac-ink);
	font-size: clamp(28px, 4vw, 42px);
	font-weight: 700;
	letter-spacing: -.02em;
	line-height: 1.3;
}

.tsac-archive .archive-description {
	max-width: 720px;
	margin-top: 12px;
	color: var(--tsac-muted);
	font-size: 15px;
	line-height: 1.8;
}

.tsac-archive .archive-description p:last-child {
	margin-bottom: 0;
}

.tsac-archive__list {
	border-bottom: 1px solid var(--tsac-line);
}

.tsac-archive-card {
	position: relative;
	display: grid;
	gap: clamp(20px, 4vw, 38px);
	align-items: center;
	margin: 0;
	padding: clamp(26px, 4vw, 42px) 0;
	border-bottom: 1px solid var(--tsac-line);
}

.tsac-archive-card:last-child {
	border-bottom: 0;
}

.tsac-archive-card__thumbnail {
	display: block;
	overflow: hidden;
	aspect-ratio: 16 / 10;
	background: #f1f3f6;
	border-radius: 10px;
}

.tsac-archive-card__thumbnail img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform .35s ease;
}

.tsac-archive-card:hover .tsac-archive-card__thumbnail img {
	transform: scale(1.035);
}

.tsac-archive-card__body {
	min-width: 0;
}

.tsac-archive-card__meta {
	display: flex;
	flex-wrap: wrap;
	gap: 8px 14px;
	align-items: center;
	margin-bottom: 10px;
	color: var(--tsac-muted);
	font-size: 13px;
	line-height: 1.5;
}

.tsac-archive-card__date {
	font-variant-numeric: tabular-nums;
}

.tsac-archive-card__category {
	color: var(--tsac-accent);
	font-weight: 600;
}

.tsac-archive-card__category a {
	color: inherit;
	text-decoration: none;
}

.tsac-archive-card__title {
	margin: 0 0 12px;
	color: var(--tsac-ink);
	font-size: clamp(19px, 2.1vw, 25px);
	font-weight: 700;
	line-height: 1.5;
}

.tsac-archive-card__title a {
	color: inherit;
	text-decoration: none;
	transition: color .2s ease;
}

.tsac-archive-card__title a:hover,
.tsac-archive-card__title a:focus-visible {
	color: var(--tsac-accent);
}

.tsac-archive-card__excerpt {
	display: -webkit-box;
	overflow: hidden;
	margin: 0;
	color: var(--tsac-muted);
	font-size: 15px;
	line-height: 1.8;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
}

.tsac-archive-card__more {
	display: inline-flex;
	gap: 8px;
	align-items: center;
	margin-top: 16px;
	color: var(--tsac-accent);
	font-size: 14px;
	font-weight: 700;
	text-decoration: none;
}

.tsac-archive-card__more::after {
	content: "→";
	transition: transform .2s ease;
}

.tsac-archive-card__more:hover::after,
.tsac-archive-card__more:focus-visible::after {
	transform: translateX(4px);
}

.tsac-archive__pagination {
	margin-top: clamp(32px, 5vw, 52px);
}

.tsac-archive__pagination .nav-links {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.tsac-archive__pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 42px;
	min-height: 42px;
	padding: 8px 13px;
	border: 1px solid var(--tsac-line);
	border-radius: 6px;
	color: var(--tsac-ink);
	background: #fff;
	text-decoration: none;
}

.tsac-archive__pagination .page-numbers.current,
.tsac-archive__pagination a.page-numbers:hover,
.tsac-archive__pagination a.page-numbers:focus-visible {
	border-color: var(--tsac-accent);
	color: #fff;
	background: var(--tsac-accent);
}

.tsac-archive__sidebar {
	padding-top: 10px;
}

@media (max-width: 767px) {
	.tsac-archive-card {
		grid-template-columns: 116px minmax(0, 1fr);
		gap: 16px;
		align-items: start;
		padding: 22px 0;
	}

	.tsac-archive-card__thumbnail {
		aspect-ratio: 1 / 1;
		border-radius: 8px;
	}

	.tsac-archive-card__title {
		margin-bottom: 8px;
		font-size: 17px;
		line-height: 1.55;
	}

	.tsac-archive-card__excerpt,
	.tsac-archive-card__more {
		display: none;
	}

	.tsac-archive-card__meta {
		margin-bottom: 7px;
		font-size: 12px;
	}

	.tsac-archive__sidebar {
		margin-top: 48px;
	}
}

@media (max-width: 420px) {
	.tsac-archive-card {
		grid-template-columns: 92px minmax(0, 1fr);
		gap: 13px;
	}

	.tsac-archive-card__category {
		display: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.tsac-archive-card__thumbnail img,
	.tsac-archive-card__more::after {
		transition: none;
	}
}