/* Blog セクション専用（body.is-blog）: 青基調はそのまま、装飾を抑えたシンプル版 */

body.is-blog { background: var(--c-white); }

/* ヘッダーはコンパクトに */
.is-blog .site-branding { padding: 14px 0 12px; background: var(--c-white); }
.is-blog .site-logo__mark { width: 36px; height: 36px; filter: none; }
.is-blog .site-logo__text { font-size: 22px; }
.is-blog .site-tagline { display: none; }
.is-blog .site-nav { background: var(--c-blue-700); box-shadow: none; }
.is-blog .nav-list a { padding-top: 10px; padding-bottom: 10px; font-size: 14px; }

.is-blog .site-main { padding-top: 32px; }

/* 一覧: サムネイル・カテゴリ・日付・タイトルのシンプルなグリッド */
.blog-back { margin: 0 0 12px; font-size: 14px; }
.blog-cats { list-style: none; margin: 0 0 28px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.blog-cats a {
	display: block; padding: 4px 16px;
	border: 1px solid var(--c-border); border-radius: 999px;
	font-size: 14px; text-decoration: none; color: var(--c-blue-700);
}
.blog-cats a:hover,
.blog-cats a.is-current { background: var(--c-blue-700); border-color: var(--c-blue-700); color: var(--c-white); }

.blog-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 32px 24px;
}
.blog-card__thumb {
	display: block; overflow: hidden;
	aspect-ratio: 16 / 9;
	border-radius: 8px;
	background: var(--c-blue-100);
}
.blog-card__thumb img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .25s; }
.blog-card__thumb:hover img { transform: scale(1.04); }
.blog-card__noimg { display: grid; place-items: center; height: 100%; font-size: 48px; font-weight: 900; color: var(--c-blue-300); }
.blog-card__body { padding-top: 10px; }
.blog-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; color: var(--c-muted); line-height: 1.6; }
.blog-card__cat {
	padding: 0 10px; border-radius: 999px;
	background: var(--c-blue-100); color: var(--c-blue-900);
	font-weight: 700; text-decoration: none;
}
.blog-card__title { margin: 4px 0 0; font-size: 16px; line-height: 1.6; }
.blog-card__title a { color: var(--c-navy); text-decoration: none; }
.blog-card__title a:hover { color: var(--c-blue-700); text-decoration: underline; }

@media (max-width: 1024px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 720px) { .blog-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 14px; } .blog-card__title { font-size: 14px; } }
@media (max-width: 420px) { .blog-grid { grid-template-columns: 1fr; } }

.is-blog .page-title { padding-bottom: 12px; border-bottom: 3px solid var(--c-blue-500); }

/* 記事: 枠・影なしの読みやすい本文 */
.is-blog .entry { padding: 0; background: none; border: 0; box-shadow: none; border-radius: 0; }
.is-blog .entry__title { font-size: 28px; }
.is-blog .entry__content { font-size: 17px; line-height: 1.95; }
.is-blog .card { box-shadow: none; }

@media (max-width: 720px) {
	.is-blog .entry__title { font-size: 23px; }
	.is-blog .entry__content { font-size: 16px; }
}