/*
 * オウンドメディア(/blog)用スタイル。
 * 既存テーマ(style.css)に依存しすぎないよう、blog 専用クラスで完結させる。
 */
:root {
  --blog-navy: #14233f;
  --blog-navy-2: #1f3b6e;
  --blog-accent: #2f6df0;
  --blog-ink: #1c2330;
  --blog-sub: #6b7280;
  --blog-line: #e6e9ef;
  --blog-bg: #f6f8fb;
}

.page-blog main {
  background: var(--blog-bg);
}
.page-blog .l-main {
  width: min(1120px, 92%);
  margin-inline: auto;
}

/* ===== パンくず ===== */
/* フレックスで各項目が圧縮され文字単位で改行するのを防ぐ。
   短い項目は改行不可・縮小不可。最後（記事タイトル）だけ省略(…)で1行に収める。 */
.page-blog .c-breadcrumb .breadcrumb_list {
  flex-wrap: nowrap;
  align-items: center;
}
.page-blog .c-breadcrumb .breadcrumb_list li {
  white-space: nowrap;
  flex-shrink: 0;
}
.page-blog .c-breadcrumb .breadcrumb_list li:last-child {
  flex-shrink: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Hero ===== */
.blog-hero {
  background: linear-gradient(135deg, var(--blog-navy) 0%, var(--blog-navy-2) 100%);
  color: #fff;
  padding: 56px 0 48px;
}
.blog-hero_title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  line-height: 1.1;
}
.blog-hero_title span {
  font-family: "Lora", serif;
  font-size: 40px;
  letter-spacing: 0.04em;
}
.blog-hero_title small {
  font-size: 13px;
  letter-spacing: 0.18em;
  opacity: 0.8;
}
.blog-hero_lead {
  margin-top: 16px;
  max-width: 760px;
  font-size: 14px;
  line-height: 1.9;
  opacity: 0.92;
}

/* ===== Category nav ===== */
.blog-list-sec {
  padding: 36px 0 72px;
}
.blog-catnav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.blog-catnav_item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--blog-line);
  color: var(--blog-ink);
  font-size: 13px;
  text-decoration: none;
  transition: all 0.2s;
}
.blog-catnav_item span {
  font-size: 11px;
  color: var(--blog-sub);
}
.blog-catnav_item:hover {
  border-color: var(--blog-accent);
  color: var(--blog-accent);
}
.blog-catnav_item.is-active {
  background: var(--blog-navy);
  border-color: var(--blog-navy);
  color: #fff;
}
.blog-catnav_item.is-active span {
  color: rgba(255, 255, 255, 0.7);
}

/* ===== Grid / Card ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.blog-card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 24px rgba(20, 35, 63, 0.06);
  transition: transform 0.22s, box-shadow 0.22s;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(20, 35, 63, 0.13);
}
.blog-card_link {
  display: block;
  text-decoration: none;
  color: inherit;
  height: 100%;
}
.blog-card_thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #eef1f6;
}
.blog-card_thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.blog-card_body {
  padding: 18px 18px 22px;
}
.blog-card_meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.blog-card_cat {
  font-size: 11px;
  font-weight: 700;
  color: var(--blog-accent);
  letter-spacing: 0.04em;
}
.blog-card_date {
  font-size: 11px;
  color: var(--blog-sub);
}
.blog-card_title {
  font-size: 16px;
  line-height: 1.55;
  font-weight: 700;
  color: var(--blog-ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card_excerpt {
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--blog-sub);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== Pager ===== */
.blog-pager {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 48px;
}
.blog-pager_num,
.blog-pager_prev,
.blog-pager_next {
  min-width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--blog-line);
  color: var(--blog-ink);
  font-size: 13px;
  text-decoration: none;
}
.blog-pager_num.is-current {
  background: var(--blog-navy);
  border-color: var(--blog-navy);
  color: #fff;
}
.blog-pager_num:hover,
.blog-pager_prev:hover,
.blog-pager_next:hover {
  border-color: var(--blog-accent);
  color: var(--blog-accent);
}

.blog-empty {
  padding: 60px 0;
  text-align: center;
  color: var(--blog-sub);
}

/* ===== Article ===== */
.blog-article {
  padding: 44px 0 80px;
}
.blog-article_inner {
  /* 幅は他の .l-main（ヘッダー/パンくず）と同一にして左右端を揃える。
     max-width はベース .l-main の 1028px をそのまま使う */
  background: #fff;
  border-radius: 16px;
  padding: 44px clamp(24px, 5vw, 64px) 64px;
  box-shadow: 0 6px 24px rgba(20, 35, 63, 0.06);
}
.blog-article_meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.blog-article_cat {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: var(--blog-accent);
  padding: 4px 12px;
  border-radius: 999px;
  text-decoration: none;
}
.blog-article_date {
  font-size: 13px;
  color: var(--blog-sub);
}
.blog-article_title {
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.5;
  font-weight: 800;
  color: var(--blog-ink);
}
.blog-article_author {
  margin-top: 16px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--blog-line);
  font-size: 13px;
  font-weight: 700;
  color: var(--blog-ink);
}
.blog-article_author span {
  margin-left: 8px;
  font-weight: 400;
  color: var(--blog-sub);
}
.blog-article_cover {
  margin: 28px 0;
  border-radius: 12px;
  overflow: hidden;
}
.blog-article_cover img {
  width: 100%;
  display: block;
}

/* 本文 */
.blog-article_body {
  font-size: 15px;
  line-height: 1.8;
  color: #2a3240;
  word-break: break-word;
}
.blog-article_body h2 {
  margin: 40px 0 16px;
  padding: 8px 0 8px 14px;
  border-left: 5px solid var(--blog-accent);
  font-size: 22px;
  line-height: 1.5;
  font-weight: 800;
  color: var(--blog-navy);
}
.blog-article_body h3 {
  margin: 30px 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: var(--blog-navy);
}
.blog-article_body p {
  margin: 0 0 16px;
  /* style.css の .wp-editor p (22px) を上書き */
  font-size: 18px;
}
.blog-article_body a {
  color: var(--blog-accent);
  text-decoration: underline;
}
.blog-article_body strong {
  font-weight: 700;
  color: var(--blog-ink);
}
.blog-article_body img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  margin: 12px 0;
}
.blog-article_body ul,
.blog-article_body ol {
  margin: 0 0 16px;
  padding-left: 1.4em;
}
.blog-article_body li {
  margin-bottom: 6px;
}
.blog-article_body hr {
  border: none;
  border-top: 1px solid var(--blog-line);
  margin: 32px 0;
}
.blog-article_body blockquote {
  margin: 0 0 16px;
  padding: 12px 18px;
  border-left: 4px solid var(--blog-line);
  background: var(--blog-bg);
  color: var(--blog-sub);
}

/* タグ */
.blog-article_tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 32px 0;
}
.blog-tag {
  font-size: 12px;
  color: var(--blog-navy-2);
  background: #eef2fb;
  padding: 5px 12px;
  border-radius: 999px;
  text-decoration: none;
}
.blog-tag:hover {
  background: #e0e8fa;
}

/* CTA */
.blog-cta {
  margin: 40px 0 12px;
  padding: 32px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blog-navy) 0%, var(--blog-navy-2) 100%);
  color: #fff;
  text-align: center;
}
.blog-cta_lead {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 10px;
}
.blog-cta_text {
  font-size: 13.5px;
  line-height: 1.9;
  opacity: 0.92;
  margin-bottom: 22px;
}
.blog-cta_btns {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}
.blog-cta_btns .c-btn01.is-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.blog-article_back {
  margin-top: 28px;
  font-size: 13px;
}
.blog-article_back a {
  color: var(--blog-sub);
  text-decoration: none;
}
.blog-article_back a:hover {
  color: var(--blog-accent);
}

/* 関連記事 */
.blog-related {
  max-width: 1120px;
  margin: 56px auto 0;
}
.blog-related_title {
  font-size: 20px;
  font-weight: 800;
  color: var(--blog-navy);
  margin-bottom: 22px;
  text-align: center;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}
@media (max-width: 600px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .blog-hero {
    padding: 40px 0 34px;
  }
  .blog-hero_title span {
    font-size: 30px;
  }
  .blog-article_inner {
    padding: 28px 20px;
    border-radius: 12px;
  }
}