/**
 * ブログスタイル
 * シングル投稿（single.php）とブログ一覧（home.php / archive.php）のスタイルです。
 */

/* ===================================================================
   共通ユーティリティ
=================================================================== */

.blog-back-link {
	display: inline-flex;
	align-items: center;
	gap: 0.4em;
	font-family: var(--font-jp-sans);
	font-size: var(--fs-small);
	letter-spacing: 0.06em;
	color: var(--color-text-muted-on-light);
	text-decoration: none;
	transition: color var(--transition-base);
	margin-bottom: 2.5rem;
}

.blog-back-link::before {
	content: "←";
}

.blog-back-link:hover {
	color: var(--color-gold);
}

/* ===================================================================
   ブログ記事ヒーロー（アイキャッチ + タイトル）
=================================================================== */

.post-hero {
	position: relative;
	min-height: clamp(320px, 50vw, 560px);
	display: flex;
	align-items: flex-end;
	background-color: var(--color-charcoal);
	overflow: hidden;
}

.post-hero__bg {
	position: absolute;
	inset: 0;
	object-fit: cover;
	width: 100%;
	height: 100%;
	opacity: 0.5;
}

.post-hero__overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(
		to top,
		rgba(10, 10, 10, 0.92) 0%,
		rgba(10, 10, 10, 0.45) 55%,
		rgba(10, 10, 10, 0.2) 100%
	);
}

.post-hero__content {
	position: relative;
	z-index: 1;
	padding-block: clamp(2.5rem, 6vw, 5rem);
	width: 100%;
}

.post-hero__meta {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.625rem;
	margin-bottom: 1rem;
}

.post-hero__date {
	font-family: var(--font-en-serif);
	font-size: var(--fs-small);
	font-style: italic;
	color: var(--color-gold-light);
	letter-spacing: 0.06em;
}

.post-hero__cat {
	display: inline-block;
	padding: 0.2em 0.75em;
	font-family: var(--font-jp-sans);
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: 0.1em;
	color: var(--color-black);
	background-color: var(--color-gold);
	border-radius: 2px;
	text-decoration: none;
	transition: opacity var(--transition-base);
}

.post-hero__cat:hover {
	opacity: 0.85;
}

.post-hero__title {
	font-family: var(--font-jp-serif);
	font-size: clamp(1.5rem, 3.5vw, 2.5rem);
	font-weight: 700;
	letter-spacing: 0.07em;
	line-height: 1.45;
	color: var(--color-cream-soft);
	max-width: 860px;
}

/* ===================================================================
   記事本文エリア
=================================================================== */

.post-body {
	background-color: var(--color-cream);
	padding-block: clamp(3rem, 7vw, 6rem);
}

.post-body__inner {
	max-width: 780px;
	margin-inline: auto;
}

/* ===================================================================
   ACF Flexible Content ブロック
=================================================================== */

.blog-block {
	margin-bottom: clamp(1.75rem, 4vw, 3rem);
}

.blog-block:last-child {
	margin-bottom: 0;
}

/* --- テキストブロック（wysiwyg） --- */

.blog-block--text p {
	font-size: 1rem;
	line-height: 2;
	color: var(--color-text-on-light);
	margin-bottom: 1.5em;
}

.blog-block--text p:last-child {
	margin-bottom: 0;
}

.blog-block--text a {
	color: var(--color-gold);
	text-decoration: underline;
	text-underline-offset: 0.2em;
	transition: color var(--transition-base);
}

.blog-block--text a:hover {
	color: var(--color-gold-light);
}

.blog-block--text strong,
.blog-block--text b {
	font-weight: 700;
	color: var(--color-text-on-light);
}

.blog-block--text em,
.blog-block--text i {
	font-style: italic;
}

.blog-block--text ul,
.blog-block--text ol {
	padding-left: 1.5em;
	margin-bottom: 1.5em;
	line-height: 2;
}

.blog-block--text ul {
	list-style: none;
	padding-left: 0;
}

.blog-block--text ul li {
	padding-left: 1.25em;
	position: relative;
	margin-bottom: 0.5em;
}

.blog-block--text ul li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.9em;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background-color: var(--color-gold);
}

.blog-block--text ol {
	list-style: decimal;
}

.blog-block--text ol li {
	margin-bottom: 0.5em;
	padding-left: 0.25em;
}

.blog-block--text li::marker {
	color: var(--color-gold);
}

/* 記事内の見出し（wysiwyg 経由のもの） */
.blog-block--text h2 {
	font-family: var(--font-jp-serif);
	font-size: clamp(1.25rem, 2.5vw, 1.625rem);
	font-weight: 700;
	letter-spacing: 0.07em;
	color: var(--color-text-on-light);
	padding-bottom: 0.5em;
	border-bottom: 2px solid var(--color-gold);
	margin-top: 2.5em;
	margin-bottom: 1.25em;
}

.blog-block--text h3 {
	font-family: var(--font-jp-serif);
	font-size: clamp(1.0625rem, 2vw, 1.375rem);
	font-weight: 700;
	letter-spacing: 0.06em;
	color: var(--color-text-on-light);
	padding-left: 0.75em;
	border-left: 3px solid var(--color-gold);
	margin-top: 2em;
	margin-bottom: 1em;
}

.blog-block--text h4 {
	font-family: var(--font-jp-sans);
	font-size: 1rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	color: var(--color-text-on-light);
	margin-top: 1.75em;
	margin-bottom: 0.75em;
}

/* 記事内画像 */
.blog-block--text img {
	border-radius: var(--radius-md);
	margin-block: 0.5em;
}

/* 記事内 blockquote（エディタ経由） */
.blog-block--text blockquote {
	margin: 1.5em 0;
	padding: 1.25em 1.5em;
	border-left: 4px solid var(--color-gold);
	background-color: rgba(184, 153, 104, 0.07);
	border-radius: 0 var(--radius-md) var(--radius-md) 0;
	font-style: italic;
	color: var(--color-text-muted-on-light);
}

/* テーブル */
.blog-block--text table {
	width: 100%;
	border-collapse: collapse;
	font-size: var(--fs-small);
	margin-bottom: 1.5em;
	overflow-x: auto;
	display: block;
}

.blog-block--text th,
.blog-block--text td {
	padding: 0.625em 0.875em;
	border: 1px solid var(--color-border-on-light);
	text-align: left;
	vertical-align: top;
}

.blog-block--text th {
	background-color: rgba(10, 10, 10, 0.04);
	font-weight: 600;
}

/* --- 見出しブロック --- */

.blog-block--heading {
	padding-top: 0.5rem;
}

.blog-heading {
	font-family: var(--font-jp-serif);
	font-weight: 700;
	letter-spacing: 0.07em;
	color: var(--color-text-on-light);
}

.blog-heading--h2 {
	font-size: clamp(1.25rem, 2.5vw, 1.625rem);
	padding-bottom: 0.5em;
	border-bottom: 2px solid var(--color-gold);
	margin-bottom: 0.25rem;
}

.blog-heading--h3 {
	font-size: clamp(1.0625rem, 2vw, 1.375rem);
	padding-left: 0.75em;
	border-left: 3px solid var(--color-gold);
}

.blog-heading--h4 {
	font-family: var(--font-jp-sans);
	font-size: 1rem;
	font-weight: 700;
}

/* --- 画像ブロック --- */

.blog-block--image {
	text-align: center;
}

.blog-figure {
	margin: 0;
	display: inline-block;
	width: 100%;
}

.blog-figure img {
	width: 100%;
	height: auto;
	border-radius: var(--radius-md);
	display: block;
}

.blog-figcaption {
	margin-top: 0.625rem;
	font-size: var(--fs-small);
	color: var(--color-text-muted-on-light);
	text-align: center;
	line-height: 1.6;
}

/* --- 動画ブロック --- */

.blog-block--video {
	border-radius: var(--radius-md);
	overflow: hidden;
}

/* 外部埋め込み（YouTube / Vimeo）のアスペクト比固定 */
.blog-video--embed {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	background-color: var(--color-black);
}

.blog-video--embed iframe,
.blog-video--embed embed,
.blog-video--embed object {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	border: none;
}

/* アップロード動画 */
.blog-video__player {
	width: 100%;
	max-width: 100%;
	border-radius: var(--radius-md);
	background-color: var(--color-black);
}

/* --- 引用ブロック --- */

.blog-blockquote {
	margin: 0;
	padding: 1.75rem 2rem 1.75rem 1.75rem;
	border-left: 4px solid var(--color-gold);
	background: linear-gradient(
		135deg,
		rgba(184, 153, 104, 0.08),
		rgba(184, 153, 104, 0.03)
	);
	border-radius: 0 var(--radius-md) var(--radius-md) 0;
	font-size: 1rem;
	line-height: 2;
	color: var(--color-text-on-light);
	font-style: italic;
}

.blog-cite {
	display: block;
	margin-top: 1em;
	font-family: var(--font-jp-sans);
	font-size: var(--fs-small);
	font-style: normal;
	color: var(--color-text-muted-on-light);
	letter-spacing: 0.04em;
}

.blog-cite::before {
	content: "— ";
}

/* ===================================================================
   記事フッター（カテゴリー・戻るボタン）
=================================================================== */

.post-footer {
	margin-top: clamp(2.5rem, 6vw, 4.5rem);
	padding-top: 2rem;
	border-top: 1px solid var(--color-border-on-light);
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1.25rem;
}

.post-footer__cats {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.post-footer__cat {
	display: inline-block;
	padding: 0.25em 0.875em;
	font-size: 0.8125rem;
	font-family: var(--font-jp-sans);
	letter-spacing: 0.06em;
	color: var(--color-gold);
	border: 1px solid var(--color-gold);
	border-radius: 2px;
	text-decoration: none;
	transition: background-color var(--transition-base), color var(--transition-base);
}

.post-footer__cat:hover {
	background-color: var(--color-gold);
	color: var(--color-black);
}

/* ===================================================================
   ブログ一覧ヒーロー
=================================================================== */

.blog-archive-hero {
	background-color: var(--color-charcoal);
	padding-block: clamp(3rem, 7vw, 6rem);
	text-align: center;
}

.blog-archive-hero__label {
	display: inline-block;
	font-family: var(--font-en-serif);
	font-size: var(--fs-label);
	font-style: italic;
	letter-spacing: 0.25em;
	color: var(--color-gold);
	margin-bottom: 0.875rem;
}

.blog-archive-hero__title {
	font-family: var(--font-jp-serif);
	font-size: clamp(1.875rem, 4vw, 2.75rem);
	font-weight: 700;
	letter-spacing: var(--letter-spacing-heading);
	color: var(--color-cream-soft);
	margin-bottom: 0.75rem;
}

.blog-archive-hero__desc {
	font-size: var(--fs-small);
	color: var(--color-text-muted-on-dark);
	letter-spacing: 0.05em;
}

/* ===================================================================
   ブログ一覧 グリッド
=================================================================== */

.blog-archive-body {
	padding-block: clamp(3rem, 8vw, 6rem);
	background-color: var(--color-cream);
}

.blog-archive-filter {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-bottom: 3rem;
}

.blog-archive-filter__item {
	display: inline-block;
	padding: 0.35em 1em;
	font-family: var(--font-jp-sans);
	font-size: var(--fs-small);
	letter-spacing: 0.06em;
	color: var(--color-text-muted-on-light);
	border: 1px solid var(--color-border-on-light);
	border-radius: 2px;
	text-decoration: none;
	transition: border-color var(--transition-base), color var(--transition-base);
}

.blog-archive-filter__item:hover,
.blog-archive-filter__item.is-current {
	color: var(--color-gold);
	border-color: var(--color-gold);
}

/* 投稿カードグリッド */
.post-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: clamp(1.5rem, 3vw, 2.5rem);
}

/* 記事カード */
.post-card {
	background-color: var(--color-white);
	border-radius: var(--radius-md);
	overflow: hidden;
	display: flex;
	flex-direction: column;
	transition: transform var(--transition-base), box-shadow var(--transition-base);
	box-shadow: 0 2px 12px rgba(10, 10, 10, 0.06);
}

.post-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 8px 28px rgba(10, 10, 10, 0.12);
}

/* カードサムネイル */
.post-card__thumbnail {
	display: block;
	aspect-ratio: 16 / 9;
	overflow: hidden;
	background-color: var(--color-charcoal);
	text-decoration: none;
}

.post-card__thumbnail img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.5s ease;
	display: block;
}

.post-card:hover .post-card__thumbnail img {
	transform: scale(1.04);
}

.post-card__thumbnail--placeholder {
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, var(--color-charcoal), var(--color-black));
}

.post-card__thumbnail--placeholder::after {
	content: "衣歩組";
	font-family: var(--font-jp-serif);
	font-size: 1.125rem;
	letter-spacing: 0.15em;
	color: rgba(245, 240, 232, 0.3);
}

/* カード本文 */
.post-card__body {
	padding: 1.25rem 1.5rem 1.75rem;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.post-card__meta {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-bottom: 0.75rem;
}

.post-card__date {
	font-family: var(--font-en-serif);
	font-size: 0.8125rem;
	font-style: italic;
	color: var(--color-text-muted-on-light);
	letter-spacing: 0.04em;
}

.post-card__cat {
	display: inline-block;
	padding: 0.1em 0.6em;
	font-size: 0.75rem;
	font-family: var(--font-jp-sans);
	letter-spacing: 0.08em;
	color: var(--color-gold);
	border: 1px solid var(--color-gold);
	border-radius: 2px;
	text-decoration: none;
	line-height: 1.6;
	transition: background-color var(--transition-base), color var(--transition-base);
}

.post-card__cat:hover {
	background-color: var(--color-gold);
	color: var(--color-black);
}

.post-card__title {
	font-family: var(--font-jp-serif);
	font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
	font-weight: 700;
	letter-spacing: 0.05em;
	line-height: 1.55;
	color: var(--color-text-on-light);
	margin-bottom: 0.75rem;
	text-decoration: none;
	transition: color var(--transition-base);
	display: block;
}

.post-card__title:hover {
	color: var(--color-gold);
}

.post-card__excerpt {
	font-size: var(--fs-small);
	line-height: 1.75;
	color: var(--color-text-muted-on-light);
	margin-bottom: 1.25rem;
	flex: 1;

	/* 3行で省略 */
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.post-card__more {
	align-self: flex-start;
	font-family: var(--font-jp-sans);
	font-size: 0.8125rem;
	letter-spacing: 0.1em;
	color: var(--color-gold);
	text-decoration: none;
	border-bottom: 1px solid rgba(184, 153, 104, 0.4);
	padding-bottom: 1px;
	transition: border-color var(--transition-base), color var(--transition-base);
}

.post-card__more:hover {
	border-color: var(--color-gold);
}

/* 記事なし */
.blog-empty {
	text-align: center;
	padding-block: 4rem;
	color: var(--color-text-muted-on-light);
}

/* ===================================================================
   ページネーション
=================================================================== */

.blog-pagination {
	margin-top: clamp(2.5rem, 5vw, 4rem);
}

.blog-pagination .nav-links {
	display: flex;
	justify-content: center;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.blog-pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 2.5rem;
	height: 2.5rem;
	padding-inline: 0.625rem;
	font-family: var(--font-en-serif);
	font-size: 0.9375rem;
	color: var(--color-text-on-light);
	border: 1px solid var(--color-border-on-light);
	border-radius: var(--radius-sm);
	text-decoration: none;
	transition: border-color var(--transition-base), color var(--transition-base), background-color var(--transition-base);
}

.blog-pagination .page-numbers:hover,
.blog-pagination .page-numbers.current {
	background-color: var(--color-gold);
	color: var(--color-black);
	border-color: var(--color-gold);
}

.blog-pagination .page-numbers.dots {
	border-color: transparent;
	pointer-events: none;
}

/* ===================================================================
   レスポンシブ
=================================================================== */

@media (max-width: 767px) {
	.post-grid {
		grid-template-columns: 1fr;
	}

	.post-hero__title {
		font-size: clamp(1.25rem, 5vw, 1.75rem);
	}

	.post-body__inner {
		max-width: 100%;
	}

	.blog-blockquote {
		padding: 1.25rem 1.25rem 1.25rem 1.25rem;
	}

	.post-footer {
		flex-direction: column;
		align-items: flex-start;
	}
}

@media (max-width: 480px) {
	.post-card__body {
		padding: 1rem 1.125rem 1.25rem;
	}
}