/* フォントウェイトを細く */
body {
  font-weight: 300 !important;
}

h1, h2, h3, h4, h5, h6,
header h2,
.title-group .title h1,
.post-list h1,
.combined-title-pagination h1 {
  font-weight: 400 !important;
}

strong, b {
  font-weight: 600;
}

th, dt {
  font-weight: 500 !important;
}

/* Posts 一覧 */
.post-list-compact {
  padding: 0.4em 0;
}

.post-list-compact .date {
  color: var(--date-color, #6a6a6a);
  font-size: 0.9em;
  margin-right: 1em;
  letter-spacing: -0.06em;
  font-variant-numeric: tabular-nums;
}

.post-list-compact a {
  text-decoration: none;
  border: none;
}


/* Home 日付の文字詰め */
.post-list .date, .post-list .date h5 {
  letter-spacing: -0.06em;
}

/* ===== PageSpeed対応 (2026-07) ===== */

/* 日付を h5 → span に変更したため、h5相当の見た目を再現 */
.date .date-text,
.location .date-text {
  display: inline;
  font-size: 0.83em;
  font-weight: 400;
  margin: 0;
  color: var(--date-color);
}
.post-list .date .date-text {
  letter-spacing: -0.06em;
}

/* コントラスト比の改善（WCAG AA 4.5:1 以上） */
html[data-color-scheme="light"], :root {
  --date-color: #6a6a6a;
  --figcaption-color: #6a6a6a;
}
html[data-color-scheme="dark"] {
  --date-color: #909090;
  --figcaption-color: #909090;
}
@media (prefers-color-scheme: dark) {
  html[data-color-scheme="auto"] {
    --date-color: #909090;
    --figcaption-color: #909090;
  }
}
@media (prefers-color-scheme: light) {
  html[data-color-scheme="auto"] {
    --date-color: #6a6a6a;
    --figcaption-color: #6a6a6a;
  }
}

/* ===== 記事を Markdown でコピーするボタン（投稿日の横） ===== */
.title-group .md-copy {
  margin-left: 0.75em;
  font-size: 0.83em;
  color: var(--date-color);
  text-decoration: none;
  border: 0;
  white-space: nowrap;
  letter-spacing: normal;
  cursor: pointer;
}
.title-group .md-copy:hover,
.title-group .md-copy:focus-visible {
  color: var(--link-hover-color);
}
.md-copy-icon {
  width: 1em;
  height: 1em;
  margin-right: 0.3em;
  vertical-align: -0.15em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.md-copy-icon .i-done { display: none; }
.md-copy.is-done .md-copy-icon .i-copy { display: none; }
.md-copy.is-done .md-copy-icon .i-done { display: inline; }