/* ==========================================================
   雪氷対策ビジネスレポート ブログ固有スタイル
   （ヘッダー/フッターのスタイルは ../styles.css を使用）
   ========================================================== */
.article-eyebrow {
  color: var(--steel);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.3em;
}

.article-header {
  padding: 10px 0 18px;
  border-bottom: 3px solid var(--navy);
  margin-bottom: 22px;
  position: relative;
}

.article-header::after {
  content: "\2744";
  position: absolute;
  right: 0;
  top: 10px;
  color: var(--ice);
  font-size: 1.4rem;
}

.article-header h1 {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--navy);
  line-height: 1.5;
  letter-spacing: 0.03em;
  margin: 8px 0 12px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.article-meta time {
  font-weight: 700;
  color: var(--steel);
}

.article-meta time::before {
  content: "\2746";
  color: var(--ice);
  margin-right: 6px;
}

.read-time {
  color: var(--ink-soft);
}

.read-time::before {
  content: "\2744";
  color: var(--ice);
  margin-right: 6px;
}

.article-hero {
  width: 100%;
  border: 1px solid var(--line);
  margin-bottom: 26px;
}

.article-body section {
  margin-bottom: 38px;
}

.article-body h2 {
  font-size: 1.32rem;
  font-weight: 900;
  color: var(--navy);
  line-height: 1.5;
  padding: 9px 0 9px 15px;
  border-left: 5px solid var(--navy);
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

.article-body h2::after {
  content: "\2746";
  color: var(--ice);
  font-size: 0.85rem;
  margin-left: 10px;
  vertical-align: middle;
}

.article-body p {
  margin-bottom: 16px;
}

.article-body a {
  text-decoration: underline;
}

.share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 6px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.share-button {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 10px 22px;
  border: 1px solid var(--navy);
  color: var(--navy);
  letter-spacing: 0.06em;
}

.share-button:hover {
  background: var(--navy);
  color: var(--white);
  text-decoration: none;
}

.share-button.share-x::before,
.share-button.share-facebook::before {
  content: "\2744";
  color: var(--ice);
  margin-right: 8px;
}

/* ---------- ブログ一覧 ---------- */
.blog-index-head {
  max-width: 1160px;
  margin: 0 auto;
  padding: 36px 20px 6px;
}

.blog-index-head h1 {
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: 0.04em;
  margin: 8px 0 12px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--ice);
}

.blog-index-lead {
  font-size: 0.92rem;
  color: var(--ink-soft);
  max-width: 760px;
}

.article-list {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.article-card {
  border: 1px solid var(--line);
  background: var(--white);
  transition: box-shadow 0.25s ease;
}

.article-card:hover {
  box-shadow: var(--shadow);
}

.article-card a {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 20px;
  color: var(--ink);
  align-items: center;
}

.article-card a:hover {
  text-decoration: none;
}

.article-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 7 / 4;
}

.article-card-body {
  padding: 18px 20px 18px 0;
}

.article-card-body time {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--steel);
}

.article-card-body time::before {
  content: "\2746";
  color: var(--ice);
  margin-right: 6px;
}

.article-card-body h2 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.55;
  margin: 8px 0 10px;
}

.article-card-body p {
  font-size: 0.84rem;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

@media (max-width: 720px) {
  .article-card a {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .article-card-body {
    padding: 16px 18px 18px;
  }

  .article-header h1 {
    font-size: 1.4rem;
  }

  .blog-index-head h1 {
    font-size: 1.35rem;
  }
}


/* News commentary quality guard: mobile-safe media and sidebar layout */
.blog-page header .header-inner { flex-direction: row; align-items: center; width: 100%; }
.blog-page header nav { margin-left: auto; }
.blog-main, .article-main, .blog-article, .article-content, .blog-article-content { min-width: 0; max-width: 100%; }
.article-header { display: block; min-width: 0; }
body.blog-page { overflow-x: hidden; }
.blog-article-hero, .article-hero-image, .article-header figure { max-width: 100%; overflow: hidden; }
.blog-article-hero img, .article-hero-image, .article-header figure img { display: block; width: 100%; max-width: 100%; height: auto; object-fit: cover; }
.blog-article-content img, .article-content img, .blog-main img { max-width: 100%; height: auto; }
.related-articles ul, .related-posts ul, .toc ul, .sidebar-widget ul { margin: 0; padding-left: 1.2rem; }
.related-articles li, .related-posts li, .toc li, .sidebar-widget li { margin: .45rem 0; line-height: 1.55; }
.sitenavi-slot { display: none !important; }
@media (max-width: 768px) {
  .blog-layout, .article-layout { grid-template-columns: minmax(0, 1fr) !important; width: min(calc(100% - 24px), 1120px); }
  .blog-sidebar { position: static !important; width: 100%; }
  .blog-main, .article-main { width: 100%; }
  .blog-article-hero { margin-left: 0; margin-right: 0; }
  .blog-article-hero img, .article-hero-image { width: 100% !important; max-width: 100% !important; }
}

/* Mobile news-commentary readability baseline (shared site-local rule). */
@media (max-width: 768px) {
  .blog-main, .blog-container, .two-col-layout { min-width: 0; }
  .article-detail, .blog-article, .article-body { min-width: 0; }
  .article-detail .article-body, .blog-article { padding-inline: 16px; }
  .article-content {
    font-size: 1rem;
    line-height: 1.85;
    overflow-wrap: anywhere;
  }
  .article-content h2 { font-size: clamp(1.25rem, 6vw, 1.45rem); line-height: 1.4; }
  .article-content h3 { font-size: clamp(1.12rem, 5vw, 1.25rem); line-height: 1.45; }
  .article-content :is(img, iframe, video) { max-width: 100%; height: auto; }
  .article-content table { display: block; max-width: 100%; overflow-x: auto; }
  .sidebar, .blog-sidebar { position: static; order: 2; }
}
/* Mobile article reading width: keep outer page gutters, remove duplicated inner gutters. */
@media (max-width: 768px) {
  .article-content,
  .article-detail .article-body,
  .blog-article,
  .main-content > article.main-content {
    padding-left: 0;
    padding-right: 0;
  }
  /* Cap article-panel padding without removing deliberate card framing. */
  .article-panel,
  .article-main,
  .post-content,
  .article-detail {
    padding-left: min(16px, 4vw);
    padding-right: min(16px, 4vw);
  }
  .article-body { padding-left: 0; padding-right: 0; }
}