/* ===== ブログ共通 ===== */
:root {
  /* テーブルヘッダー用：gray-100 より少し濃いグレー（罫線 #d8d8d8 とは潰れない中間色） */
  --background-color-gray-200: #e6eaea;
}

.wrapper-blog,
.wrapper-blog-post {
  margin-inline: auto;
  width: 100%;
  padding: 28px 24px;
}

/* 一覧・記事詳細：タブレット以上では表示幅を約7割に絞り、左寄せ（右に広告スペース） */
@media (min-width: 768px) {
  .wrapper-blog,
  .wrapper-blog-post {
    width: 80%;
    margin-inline: 0;
  }
}

/* ===== フィルタ ===== */
.blog-filter {
  margin-bottom: 24px;
}
.blog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.blog-cat {
  font-size: 13px;
  padding: 4px 12px;
  border: 1px solid var(--border-color-strong);
  border-radius: 999px;
  color: var(--font-color-muted);
  text-decoration: none;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.blog-cat:hover {
  border-color: var(--accent-color-main);
  color: var( --accent-color-main);
}
.blog-cat.is-active {
  background: var(--accent-color-main);
  border-color: var(--accent-color-main);
  color: #fff;
}
.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.blog-tag {
  font-size: 12px;
  color: var(--link-color);
  text-decoration: none;
}
.blog-tag:hover { text-decoration: underline; }
.blog-tag.is-active { font-weight: 700; }

/* 一覧見出し（左：タイトル / 右：絞り込み中のタグ） */
.blog-list-header {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 1rem;
  padding-bottom: 6px;
  border-bottom: 1.5px solid var(--border-color-main);
}
.blog-list-header h1 {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.01em;
}
.blog-current-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  font-size: 14px;
  color: var(--accent-color-main);
  white-space: nowrap;
}
.blog-current-tag svg {
  width: 15px;
  height: 15px;
}

/* ===== リスト ===== */
.blog-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ===== 最下部：タグ別件数 ===== */
.blog-taglist {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color-main);
}
.blog-taglist-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 14px;
}
.blog-taglist-title svg {
  width: 15px;
  height: 15px;
  color: var(--accent-color-main);
}
.blog-taglist-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}
.blog-taglist-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--link-color);
  text-decoration: none;
}
.blog-taglist-item:hover { text-decoration: underline; }
.blog-taglist-item.is-active { font-weight: 700; }
.blog-taglist-item .count {
  font-size: 11px;
  color: inherit;
}
.blog-item {
  border-top: 1px solid var(--border-color-main);
}
.blog-item:last-child {
  border-bottom: 1px solid var(--border-color-main);
}
.blog-item a {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 20px 14px;
  text-decoration: none;
  color: var(--font-color-main);
  border: 1px solid transparent;
  border-radius: 5px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* タップ中（押している間）だけ色を出す */

.blog-item a:active .blog-item-title { color: var(--accent-color-main); }

.blog-thumb {
  width: 160px;
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border-color-strong);
  flex-shrink: 0;
  background: var(--background-color-gray-100);
  transition: border-color 0.3s ease;
}
.blog-item-body {
  flex: 1;
  min-width: 0;
  align-self: stretch;
  min-height: 96px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.blog-item-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 10px;
}
.blog-item-title {
  align-self: stretch;
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--font-color-main);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  transition: color 0.3s ease;
}
.blog-item-terms {
  width: 100%;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 6px 9px;
}
.blog-item-cat {
  flex-shrink: 0;
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--font-color-muted);
  border: 1px solid var(--border-color-strong);
  padding: 2px 9px;
  border-radius: 10px;
}
.blog-item-tags {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.blog-item-tag {
  font-size: 11px;
  color: var(--accent-color-main);
}
.blog-item-tag + .blog-item-tag {
  margin-left: 9px;
}
.blog-item-date {
  flex-shrink: 0;
  margin-left: auto;
  padding-left: 9px;
  font-size: 11px;
  color: var(--font-color-subtle);
  letter-spacing: 0.04em;
}
.blog-empty {
  list-style: none;
  padding: 40px 0;
  text-align: center;
  color: var(--font-color-muted);
}

/* ===== ページネーション ===== */
.blog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 32px;
}
.blog-pagination a,
.blog-pagination span {
  min-width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  font-size: 14px;
  border: 1px solid var(--border-color-strong);
  border-radius: var(--radius);
  color: var(--font-color-muted);
  text-decoration: none;
}
.blog-pagination a:hover {
  border-color: var(--accent-color-main);
  color: var(--accent-color-main);
}
.blog-pagination .is-current {
  background: var(--accent-color-main);
  border-color: var(--accent-color-main);
  color: #fff;
}
.blog-pagination .is-disabled { opacity: 0.4; }

/* ===== 記事詳細 ===== */
.blog-post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color-main);
}
.blog-post-meta-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 600;
  color: var(--font-color-muted);
}
.blog-post-meta-label svg {
  width: 14px;
  height: 14px;
  color: var(--accent-color-main);
}
.blog-post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.blog-post-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--border-color-strong);
  border-radius: var(--radius);
  margin-bottom: 24px;
}
.blog-post-title {
  position: relative;
  font-size: 1.7rem;
  line-height: 1.4;
  margin: 0 0 20px;
  padding-bottom: 0.1rem;
  border-bottom: 3px solid var(--accent-color-main);
}
.blog-post-title::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 3px;
  background: var(--accent-color-main);
}
.blog-post-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-bottom: 12px;
}
.blog-post-date {
  font-size: 13px;
  color: var(--font-color-subtle);
  margin: 0;
}
.blog-post-body { line-height: 1.9; }
.blog-post-body h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin: 48px 0 24px;
  padding: 12px 16px;
  border: 1px solid var(--border-color-strong);
  border-left: 4px solid var(--accent-color-main);
  background: #fff;
}
.blog-post-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 40px 0 20px;
  padding-left: 14px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--accent-color-main);
}
.blog-post-body img {
  max-width: 100%;
  height: auto;
}
.blog-post-body ul,
.blog-post-body ol {
  padding-left: 1.6em;
  margin: 0 0 1rem;
}
.blog-post-body ul,
.blog-post-body ol {
  border: 1px solid var(--font-color-main);
  padding: 0.9em 1em 0.9em 2.4em;
}
/* テーブル */
.blog-post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}
.blog-post-body th,
.blog-post-body td {
  border: 1px solid var(--border-color-strong);
  padding: 8px 14px;
  text-align: left;
}
.blog-post-body thead th {
  background: var(--background-color-gray-200);
  font-weight: 700;
}
.blog-post-body tbody tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.02);
}
.blog-post-body li {
  margin-bottom: 0.4em;
}
.blog-post-body li::marker {
  color: var(--accent-color-main);
}
/* コードブロック */
.blog-post-body pre {
  background: #1e1e2e;
  color: #e4e4ef;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid #2c2c44;
  overflow-x: auto;
  font-size: 0.9rem;
  line-height: 1.7;
  -webkit-font-smoothing: auto;
}
.blog-post-body pre code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  background: none;
  padding: 0;
  color: inherit;
  white-space: pre;
}

/* 補足・メモ枠（Markdownの引用 > がこのボックスになる） */
.blog-post-body blockquote {
  margin: 24px 0;
  padding: 14px 18px;
  background: #eef4fb;
  border-left: 4px solid var(--link-color);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--font-color-black-400);
}
.blog-post-body blockquote p {
  margin: 0;
}
.blog-post-body blockquote p + p {
  margin-top: 0.8em;
}

/* 茶色強調（Markdownの `…`（バッククォート）で強調できる。アクセント寄りの茶） */
.blog-post-body code {
  color: #8a5a18;
  font-family: inherit;
  font-size: inherit;
  font-weight: 700;
}
.blog-post-body a {
  color: var(--link-color);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 768px) {
  .wrapper-blog,
  .wrapper-blog-post {
    padding: 20px 16px;
  }

  /* 一覧：行を詰めてサムネも小さく（正方形は維持） */
  .blog-item a {
    gap: 14px;
    padding: 14px 8px;
  }
  .blog-thumb {
    width: 120px;
    height: auto;
  }
  .blog-item-body {
    min-height: 68px;
  }
  .blog-item-main {
    gap: 8px;
  }
  .blog-item-title {
    font-size: 1rem;
  }

  /* 詳細：見出しとアイキャッチを画面幅に合わせる */
  .blog-post-title {
    font-size: 1.4rem;
  }
  .blog-post-thumb {
    margin-bottom: 18px;
  }
  .blog-post-body { line-height: 1.8; }
}