/* れじぇくろ！大事典 — 現代的なオンライン百科事典
   方針: 白・オフホワイトの地に、落ち着いた青紫を 1 色だけ。装飾ではなく、文字・余白・整列・階層で読ませる。
   画像は一切使わない（キャラクター画像・公式ロゴ・ゲーム画像。公開ビルドが検査する）。
   約束: 余白は 4px 単位 / 角丸は 6・10・14px / 本文は「文字サイズ × 37 字」の幅 / 文字色は 3 段階
   色の組み合わせはすべてコントラスト 4.5 以上（明暗とも。いちばん淡い文字 --text-3 でも 4.5） */

/* ---------- 色と寸法 ---------- */
:root {
  --bg: #fbfbfc;
  --surface: #ffffff;
  --surface-2: #f5f5f8;
  --surface-3: #ececf1;
  --border: #e4e4ea;
  --border-strong: #d0d0da;
  --text: #1b1d24;
  --text-2: #464b57;
  --text-3: #666b7a;
  --accent: #5048c8;
  --accent-hover: #3f37b3;
  --accent-subtle: #f0effc;
  --accent-border: #d5d2f5;
  --on-accent: #ffffff;
  --warn: #b4372b;
  --warn-subtle: #fdf0ee;
  --shadow-sm: 0 1px 2px rgba(17, 19, 38, .05), 0 1px 1px rgba(17, 19, 38, .03);
  --shadow-md: 0 10px 30px rgba(17, 19, 38, .10), 0 2px 6px rgba(17, 19, 38, .05);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --container: 80rem;   /* 目次 13.5 + 本文 39.3 + 情報欄 17.5 + 余白 で 3 列が縮まずに入る幅 */
  --gutter: 1.5rem;
  --font-ui: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Segoe UI", "Meiryo", "Noto Sans JP", system-ui, sans-serif;
  /* 本文のゴシックは仮名の字幅が揃った書体（Yu Gothic UI は仮名を詰めるので長文に使わない） */
  --font-prose-sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic Medium", "YuGothic", "Yu Gothic", "Noto Sans JP", "Meiryo", sans-serif;
  --font-serif: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "BIZ UDMincho", "Noto Serif JP", serif;
  --font-prose: var(--font-prose-sans);
  --prose-size: 1.0625rem;
  --line-chars: 37;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111217; --surface: #17181e; --surface-2: #1d1e25; --surface-3: #26272f;
    --border: #2b2c35; --border-strong: #3a3b46;
    --text: #ececf1; --text-2: #c3c5ce; --text-3: #9b9eac;
    --accent: #a8a3ff; --accent-hover: #c2beff; --accent-subtle: #25233b; --accent-border: #3e3b63; --on-accent: #15141f;
    --warn: #f19b8e; --warn-subtle: #33201d;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4); --shadow-md: 0 12px 32px rgba(0, 0, 0, .5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #111217; --surface: #17181e; --surface-2: #1d1e25; --surface-3: #26272f;
  --border: #2b2c35; --border-strong: #3a3b46;
  --text: #ececf1; --text-2: #c3c5ce; --text-3: #9b9eac;
  --accent: #a8a3ff; --accent-hover: #c2beff; --accent-subtle: #25233b; --accent-border: #3e3b63; --on-accent: #15141f;
  --warn: #f19b8e; --warn-subtle: #33201d;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4); --shadow-md: 0 12px 32px rgba(0, 0, 0, .5);
  color-scheme: dark;
}
:root[data-size="s"] { --prose-size: .9375rem; }
:root[data-size="l"] { --prose-size: 1.1875rem; }
:root[data-face="serif"] { --font-prose: var(--font-serif); }

/* ---------- 基本 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 1rem; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font-ui); font-size: 1rem; line-height: 1.75;
  overflow-wrap: anywhere; -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.4; letter-spacing: .01em; margin: 0; }
p { margin: 0; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; text-underline-offset: .2em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
svg { display: block; width: 1.25rem; height: 1.25rem; flex: none; }
button, input, select { font: inherit; color: inherit; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: .5rem; z-index: 50; background: var(--text); color: var(--bg); padding: .5rem 1rem; border-radius: var(--radius-sm); }
.skip:focus { left: 1rem; }
.note { font-size: .8125rem; color: var(--text-3); line-height: 1.7; }
.mono { font-variant-numeric: tabular-nums; font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; font-size: .875em; }
.plain { list-style: none; margin: 0; padding: 0; }
.text-button { background: none; border: 0; padding: 0; color: var(--accent); cursor: pointer; font-size: inherit; }
.text-button:hover { text-decoration: underline; text-underline-offset: .2em; }

/* ---------- ヘッダー ---------- */
.review-bar { background: var(--warn-subtle); color: var(--warn); font-size: .8125rem; padding: .5rem var(--gutter); text-align: center; border-bottom: 1px solid var(--border); }
.review-bar a { color: inherit; text-decoration: underline; margin-left: .5rem; }
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.site-header-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); min-height: 3.75rem;
  display: flex; align-items: center; gap: 1.5rem;
}
.brand { display: flex; align-items: center; gap: .625rem; color: var(--text); flex: none; }
.brand:hover { color: var(--text); text-decoration: none; }
.brand-mark {
  display: grid; place-items: center; width: 1.75rem; height: 1.75rem; border-radius: 7px;
  background: var(--accent); color: var(--on-accent); font-size: .875rem; font-weight: 700; line-height: 1;
}
.brand-name { font-weight: 700; font-size: 1rem; letter-spacing: .02em; }
.site-nav { display: flex; gap: .25rem; }
.site-nav a { color: var(--text-2); font-size: .9375rem; padding: .375rem .75rem; border-radius: var(--radius-sm); white-space: nowrap; }
.site-nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.site-nav a[aria-current="page"] { color: var(--accent); background: var(--accent-subtle); font-weight: 600; }
.header-tools { margin-left: auto; display: flex; align-items: center; gap: .5rem; }
.icon-button {
  display: grid; place-items: center; width: 2.25rem; height: 2.25rem; border-radius: var(--radius-sm);
  border: 1px solid transparent; background: none; color: var(--text-2); cursor: pointer;
}
.icon-button:hover { background: var(--surface-2); color: var(--text); }
.search-toggle { display: none; }

/* ---------- 検索 ---------- */
.search { position: relative; }
.search .search-icon { position: absolute; left: .75rem; top: 50%; transform: translateY(-50%); color: var(--text-3); pointer-events: none; width: 1.125rem; height: 1.125rem; }
.search input {
  width: 100%; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  border-radius: var(--radius); outline: none;
}
.search input::placeholder { color: var(--text-3); }
.search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-subtle); }
.search-compact { width: 15rem; }
.search-compact input { height: 2.25rem; padding: 0 .75rem 0 2.25rem; font-size: .875rem; background: var(--surface-2); border-color: var(--border); }
.search-hero input { height: 3.5rem; padding: 0 1.25rem 0 3rem; font-size: 1.0625rem; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.search-hero .search-icon { left: 1.125rem; width: 1.25rem; height: 1.25rem; }
.search-inline input { height: 2.5rem; padding: 0 .875rem 0 2.375rem; font-size: .9375rem; }
.q-results {
  position: absolute; left: 0; right: 0; top: calc(100% + .375rem); z-index: 30; min-width: 18rem;
  margin: 0; padding: .375rem; list-style: none; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-md); max-height: 70vh; overflow-y: auto;
}
.search-compact .q-results { left: auto; width: 24rem; }
.q-results li a { display: block; padding: .5rem .75rem; border-radius: var(--radius-sm); color: var(--text); }
.q-results li a:hover, .q-results li a[aria-selected="true"] { background: var(--accent-subtle); text-decoration: none; }
.q-results .q-kind { font-size: .75rem; color: var(--text-3); margin-left: .5rem; }
.q-results .q-sum { display: block; font-size: .8125rem; color: var(--text-3); line-height: 1.5; margin-top: .125rem; }
.q-results .q-empty { padding: .5rem .75rem; font-size: .875rem; color: var(--text-3); }

/* ---------- ページの枠 ---------- */
main.page { max-width: var(--container); margin: 0 auto; padding: 2.5rem var(--gutter) 5rem; }
main.page-narrow { max-width: calc(46rem + var(--gutter) * 2); }
main.wide { max-width: 96rem; }
.section { margin-top: 3.5rem; }
.section-tight { margin-bottom: 3rem; }
.section-title { font-size: 1.125rem; display: flex; align-items: baseline; gap: .5rem; margin-bottom: 1rem; }
.section-count { font-size: .8125rem; font-weight: 500; color: var(--text-3); }
.lead { font-size: 1.0625rem; line-height: 1.8; color: var(--text-2); margin-top: .75rem; max-width: 46rem; }
.empty-state {
  border: 1px dashed var(--border-strong); border-radius: var(--radius-lg); padding: 2rem 1.5rem; text-align: center;
  color: var(--text-3); font-size: .9375rem; background: var(--surface);
}
.empty-state .empty-title { color: var(--text); font-weight: 600; margin-bottom: .375rem; }
.prose .empty-state { font-family: var(--font-ui); font-size: .9375rem; letter-spacing: 0; line-height: 1.75; }
.prose .empty-state p { margin: 0; }
.empty-inline { color: var(--text-3); font-size: .9375rem; padding: .75rem 0; }

/* パンくず */
.breadcrumb ol { list-style: none; margin: 0 0 1rem; padding: 0; display: flex; flex-wrap: wrap; gap: .25rem; font-size: .8125rem; color: var(--text-3); }
.breadcrumb li { display: flex; align-items: center; gap: .25rem; }
.breadcrumb li + li::before { content: "›"; color: var(--border-strong); margin-right: .125rem; }
.breadcrumb a { color: var(--text-3); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb [aria-current] { color: var(--text-2); max-width: 20em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 一覧ページの冒頭 */
.page-header { margin-bottom: 2.5rem; }
.page-title { font-size: 2rem; letter-spacing: .02em; display: flex; align-items: baseline; flex-wrap: wrap; gap: .75rem; }
.page-count { font-size: .9375rem; font-weight: 500; color: var(--text-3); }

/* 札 */
.badge {
  display: inline-flex; align-items: center; height: 1.375rem; padding: 0 .5rem; border-radius: 999px;
  font-size: .75rem; font-weight: 600; color: var(--text-2); background: var(--surface-3); white-space: nowrap; line-height: 1;
}
.badge-character { color: var(--accent); background: var(--accent-subtle); }
.status-chip { display: inline-flex; align-items: center; height: 1.25rem; padding: 0 .4375rem; margin-left: .5rem; border-radius: 999px; font-size: .6875rem; font-weight: 600; vertical-align: .1em; background: var(--accent-subtle); color: var(--accent); }
.status-chip.status-draft { background: var(--warn-subtle); color: var(--warn); }
.rarity { display: inline-flex; align-items: center; height: 1.375rem; padding: 0 .5rem; border-radius: var(--radius-sm); font-size: .75rem; font-weight: 700; letter-spacing: .02em; }
.rarity-ssr { background: var(--accent-subtle); color: var(--accent); }
.rarity-sr { background: var(--surface-3); color: var(--text-2); }
.rarity-r { background: var(--surface-2); color: var(--text-3); border: 1px solid var(--border); }

/* ---------- トップ ---------- */
.hero { max-width: 46rem; padding: 2rem 0 .5rem; }
.hero-title { font-size: clamp(2rem, 4.5vw, 2.75rem); letter-spacing: .02em; line-height: 1.25; }
.hero-lead { font-size: 1.0625rem; line-height: 1.8; color: var(--text-2); margin-top: 1rem; }
.hero .search { margin-top: 2rem; }
.hero-hint { font-size: .8125rem; color: var(--text-3); margin-top: .75rem; }

.category-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.category-card {
  display: grid; grid-template-rows: auto auto 1fr auto; gap: .375rem; height: 100%; padding: 1.25rem 1.25rem 1.125rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); color: var(--text);
  box-shadow: var(--shadow-sm);
}
.category-card:hover { border-color: var(--accent-border); text-decoration: none; color: var(--text); box-shadow: var(--shadow-md); }
.category-icon {
  display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: var(--radius);
  background: var(--accent-subtle); color: var(--accent); font-weight: 700; font-size: 1.0625rem; margin-bottom: .5rem;
}
.category-name { font-size: 1.0625rem; font-weight: 700; }
.category-desc { font-size: .8125rem; line-height: 1.65; color: var(--text-3); }
.category-count { font-size: .8125rem; color: var(--text-2); font-weight: 600; margin-top: .5rem; padding-top: .75rem; border-top: 1px solid var(--border); }
.category-count .sep { color: var(--border-strong); margin: 0 .375rem; font-weight: 400; }
.category-card:hover .category-name { color: var(--accent); }

.article-list { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.article-list li + li { border-top: 1px solid var(--border); }
.article-row { display: grid; grid-template-columns: 5.75rem minmax(0, 1fr) auto; gap: 1rem; align-items: baseline; padding: .875rem 1.25rem; color: var(--text); }
.article-row:hover { background: var(--surface-2); text-decoration: none; color: var(--text); }
.article-row .badge { justify-self: start; }
.article-row-body { display: grid; gap: .125rem; min-width: 0; }
.article-row-title { font-weight: 600; }
.article-row:hover .article-row-title { color: var(--accent); }
.article-row-summary { font-size: .8125rem; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.article-row-date { font-size: .8125rem; color: var(--text-3); font-variant-numeric: tabular-nums; }
.section-quiet { margin-top: 2.5rem; }
.quick-links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: .875rem; }

/* ---------- 一覧 ---------- */
.pill-nav { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2.5rem; }
.pill-nav a {
  display: inline-flex; align-items: center; gap: .5rem; height: 2.25rem; padding: 0 .875rem; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-2); font-size: .875rem;
}
.pill-nav a:hover { border-color: var(--accent-border); color: var(--accent); text-decoration: none; }
.pill-count { font-size: .75rem; color: var(--text-3); font-variant-numeric: tabular-nums; }
.story-section { margin-bottom: 3rem; scroll-margin-top: 1rem; }
.story-list { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.story-list li + li { border-top: 1px solid var(--border); }
.story-row { display: grid; grid-template-columns: 8.5rem minmax(0, 1fr); gap: 1rem; padding: 1rem 1.25rem; color: var(--text); }
.story-row:hover { background: var(--surface-2); text-decoration: none; color: var(--text); }
.story-no { font-size: .8125rem; color: var(--text-3); font-variant-numeric: tabular-nums; padding-top: .125rem; }
.story-row-body { display: grid; gap: .25rem; min-width: 0; }
.story-row-title { font-weight: 600; font-size: 1rem; }
.story-row:hover .story-row-title { color: var(--accent); }
.story-row-summary { font-size: .875rem; color: var(--text-3); line-height: 1.7; }

.link-cards { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; }
.link-cards-grid { grid-template-columns: repeat(auto-fill, minmax(16.5rem, 1fr)); }
.link-cards a {
  display: grid; gap: .25rem; align-content: start; height: 100%; padding: 1rem 1.125rem; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); color: var(--text);
}
.link-cards a:hover { border-color: var(--accent-border); text-decoration: none; color: var(--text); box-shadow: var(--shadow-sm); }
.link-card-kicker { font-size: .75rem; color: var(--text-3); }
.link-card-title { font-weight: 600; }
.link-cards a:hover .link-card-title { color: var(--accent); }
.link-card-text { font-size: .8125rem; color: var(--text-3); line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.25rem; margin-bottom: 1rem; }
.filter-bar .search { flex: 1 1 18rem; max-width: 28rem; }
.check, .select { display: inline-flex; align-items: center; gap: .5rem; font-size: .875rem; color: var(--text-2); }
.check input { width: 1rem; height: 1rem; accent-color: var(--accent); }
.select select { height: 2.25rem; padding: 0 .625rem; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--surface); }
.filter-count { font-size: .875rem; color: var(--text-3); margin-left: auto; font-variant-numeric: tabular-nums; }
.kana-nav {
  display: flex; flex-wrap: wrap; gap: .375rem; padding: .75rem 0; margin-bottom: .5rem;
  position: sticky; top: 0; z-index: 5; background: var(--bg); border-bottom: 1px solid var(--border);
}
.kana-nav a {
  display: grid; place-items: center; min-width: 2.25rem; height: 2.25rem; padding: 0 .5rem; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface); color: var(--text-2); font-size: .875rem;
}
.kana-nav a:hover { border-color: var(--accent-border); color: var(--accent); text-decoration: none; }
.kana-group { padding: 1.25rem 0; border-bottom: 1px solid var(--border); scroll-margin-top: 4.5rem; }
.kana-title { font-size: .9375rem; color: var(--text-3); font-weight: 600; margin-bottom: .5rem; }
.name-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr)); gap: .125rem .75rem; }
.name-grid a { display: block; padding: .3125rem .5rem; margin-left: -.5rem; border-radius: var(--radius-sm); color: var(--text-2); font-size: .9375rem; }
.name-grid a:hover { background: var(--surface-2); color: var(--accent); text-decoration: none; }
.name-grid a.has-article { color: var(--text); font-weight: 600; }
.name-grid a.has-article::after { content: ""; display: inline-block; width: .375rem; height: .375rem; border-radius: 50%; background: var(--accent); margin-left: .375rem; vertical-align: .2em; }
.kana-group[hidden], .nm[hidden] { display: none; }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
table.data { width: 100%; border-collapse: collapse; font-size: .875rem; }
table.data th, table.data td { text-align: left; padding: .625rem 1rem; border-bottom: 1px solid var(--border); vertical-align: top; }
table.data tbody tr:last-child td { border-bottom: 0; }
table.data thead th { font-size: .8125rem; font-weight: 600; color: var(--text-3); background: var(--surface-2); white-space: nowrap; }
table.data tbody tr:hover { background: var(--surface-2); }
.table-wrap + .note { margin-top: .75rem; }

/* ---------- 記事 ----------
   PC は 目次 | 本文 | 情報欄、中間は 本文 | 情報欄、スマホは 1 列（下に「目次」ボタン） */
.article-layout {
  --measure: calc(var(--prose-size) * var(--line-chars));
  display: grid; gap: 0 3rem; align-items: start; justify-content: start;   /* ヘッダーのサイト名と左端を揃える */
  grid-template-columns: 13.5rem minmax(0, var(--measure)) 17.5rem;
  grid-template-areas: "toc head info" "toc body info";
}
.article-layout.no-toc { grid-template-columns: minmax(0, var(--measure)) 17.5rem; grid-template-areas: "head info" "body info"; }
.article-header { grid-area: head; min-width: 0; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border); }
.article-body { grid-area: body; min-width: 0; padding-top: 1.75rem; }
.article-layout > .infobox { grid-area: info; }
.kicker { font-size: .875rem; font-weight: 600; color: var(--accent); margin-bottom: .375rem; }
.article-title { font-size: clamp(1.75rem, 4vw, 2.375rem); letter-spacing: .02em; line-height: 1.3; }
.reading { color: var(--text-3); font-size: .9375rem; margin-top: .25rem; letter-spacing: .06em; }
.article-header .lead { font-size: 1rem; margin-top: 1rem; }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; margin-top: 1.25rem; font-size: .8125rem; color: var(--text-3); }
.article-meta a { color: var(--text-3); text-decoration: underline; text-decoration-color: var(--border-strong); text-underline-offset: .2em; }
.article-meta a:hover { color: var(--accent); }
.meta-spoiler::before { content: ""; display: inline-block; width: .375rem; height: .375rem; border-radius: 50%; background: var(--text-3); margin-right: .375rem; vertical-align: .15em; }
.callout { margin-top: 1.25rem; padding: .75rem 1rem; border-radius: var(--radius); font-size: .875rem; background: var(--accent-subtle); color: var(--text); border: 1px solid var(--accent-border); }
.callout-draft { background: var(--warn-subtle); border-color: transparent; color: var(--warn); }

/* 表示設定（文字サイズ・書体） */
.display-menu { position: relative; margin-left: auto; display: none; }
.js .display-menu { display: block; }
.display-menu > summary {
  list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: .375rem; height: 2rem; padding: 0 .75rem;
  border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); color: var(--text-2); font-size: .8125rem;
}
.display-menu > summary::-webkit-details-marker { display: none; }
.display-menu > summary::after { content: "▾"; font-size: .6875rem; color: var(--text-3); }
.display-menu[open] > summary { border-color: var(--accent-border); color: var(--accent); }
.display-panel {
  position: absolute; right: 0; top: calc(100% + .375rem); z-index: 20; width: 15rem; padding: .875rem 1rem 1rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-md);
}
.display-label { font-size: .75rem; font-weight: 600; color: var(--text-3); margin: .5rem 0 .375rem; }
.display-label:first-child { margin-top: 0; }
.segmented { display: flex; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); overflow: hidden; }
.segmented button { flex: 1; height: 2rem; border: 0; background: var(--surface); color: var(--text-2); cursor: pointer; font-size: .8125rem; }
.segmented button + button { border-left: 1px solid var(--border-strong); }
.segmented button[aria-pressed="true"] { background: var(--accent); color: var(--on-accent); font-weight: 600; }

/* 前後の話 */
.story-nav-top { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; margin-top: 1rem; font-size: .875rem; }
.story-nav-top a[rel="next"] { margin-left: auto; }
.story-nav-bottom { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-top: 3rem; }
.story-nav-bottom a { display: grid; gap: .125rem; padding: 1rem 1.25rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--text); }
.story-nav-bottom a:hover { border-color: var(--accent-border); text-decoration: none; }
.story-nav-bottom a[rel="next"] { grid-column: 2; text-align: right; }
.story-nav-label { font-size: .75rem; color: var(--text-3); }
.story-nav-title { font-weight: 600; }
.story-nav-bottom a:hover .story-nav-title { color: var(--accent); }

/* 情報欄 */
.infobox { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.125rem 1.25rem; font-size: .875rem; line-height: 1.65; box-shadow: var(--shadow-sm); }
.infobox-title { font-weight: 700; font-size: .9375rem; padding-bottom: .75rem; margin-bottom: .25rem; border-bottom: 1px solid var(--border); }
.infobox dl { margin: 0; }
.infobox dl > div { display: grid; grid-template-columns: 5.5rem minmax(0, 1fr); gap: .75rem; padding: .625rem 0; border-bottom: 1px solid var(--border); }
.infobox dl > div:last-child { border-bottom: 0; padding-bottom: 0; }
.infobox dt { color: var(--text-3); font-size: .8125rem; }
.infobox dd { margin: 0; min-width: 0; }
.infobox li + li { margin-top: .125rem; }
.infobox .more { display: inline-block; margin-top: .25rem; font-size: .8125rem; }

/* 目次 */
.toc-side { grid-area: toc; position: sticky; top: 1.5rem; max-height: calc(100vh - 3rem); overflow-y: auto; padding-bottom: 1rem; font-size: .8125rem; line-height: 1.5; }
.toc-title { font-size: .75rem; font-weight: 700; color: var(--text-3); letter-spacing: .04em; margin-bottom: .625rem; }
.toc-side ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--border); }
.toc-side ol ol { border-left: 0; }
.toc-side a { display: block; padding: .3125rem .75rem; margin-left: -1px; border-left: 2px solid transparent; color: var(--text-3); }
.toc-side ol ol a { padding-left: 1.5rem; }
.toc-side a:hover { color: var(--text); text-decoration: none; }
.toc-side a[aria-current="true"] { color: var(--accent); border-left-color: var(--accent); font-weight: 600; }
.toc-extra { margin-top: .5rem; padding-top: .5rem; border-top: 1px solid var(--border); }
.toc-extra a { display: block; padding: .3125rem .75rem; border-left: 2px solid transparent; color: var(--text-3); }
.toc-extra a:hover { color: var(--text); text-decoration: none; }
.toc-inline { display: none; margin-bottom: 1.5rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); font-size: .9375rem; }
.toc-inline > summary { cursor: pointer; padding: .75rem 1rem; font-weight: 600; list-style: none; display: flex; align-items: center; justify-content: space-between; }
.toc-inline > summary::-webkit-details-marker { display: none; }
.toc-inline > summary::after { content: "▾"; color: var(--text-3); font-size: .75rem; }
.toc-inline[open] > summary { border-bottom: 1px solid var(--border); }
.toc-inline[open] > summary::after { content: "▴"; }
.toc-inline ol, .toc-sheet ol { list-style: none; margin: 0; padding: .5rem 1rem .75rem; }
.toc-inline ol ol, .toc-sheet ol ol { padding: 0 0 0 1rem; }
.toc-inline a, .toc-sheet a { display: block; padding: .375rem 0; color: var(--text-2); }
.toc-inline ol ol a, .toc-sheet ol ol a { color: var(--text-3); font-size: .9em; }
.toc-fab, .toc-sheet { display: none; }

.spoiler-hint { font-size: .8125rem; color: var(--text-3); margin-bottom: 1.5rem; display: flex; flex-wrap: wrap; gap: .25rem .75rem; }

/* 本文 */
.prose { font-family: var(--font-prose); font-size: var(--prose-size); line-height: 1.9; letter-spacing: .02em; color: var(--text); }
.prose > :first-child { margin-top: 0; }
.prose h2, .prose h3, .prose h4, .prose h5 { font-family: var(--font-ui); scroll-margin-top: 1.25rem; color: var(--text); }
.prose h2 { font-size: 1.4em; margin: 2.6em 0 .9em; padding-bottom: .4em; border-bottom: 1px solid var(--border); letter-spacing: .02em; }
.prose h3 { font-size: 1.18em; margin: 2.1em 0 .7em; }
.prose h4 { font-size: 1.03em; margin: 1.9em 0 .55em; }
.prose h5 { font-size: .97em; margin: 1.6em 0 .4em; color: var(--text-2); }
.prose p { margin: 0 0 1.15em; }
.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 1.15em; }
.prose li { margin: .45em 0; }
.prose li::marker { color: var(--text-3); }
.prose blockquote { margin: 1.2em 0; padding: .1em 1.1em; border-left: 3px solid var(--border-strong); color: var(--text-2); }
.prose a { text-decoration: underline; text-decoration-color: var(--accent-border); text-decoration-thickness: 1px; text-underline-offset: .22em; }
.prose a:hover { text-decoration-color: currentColor; }
.prose a.wl { color: var(--accent); }
.wl-missing { color: inherit; border-bottom: 1px dashed var(--border-strong); }
sup.cite { font-size: .64em; line-height: 0; margin-left: .1em; letter-spacing: 0; font-family: var(--font-ui); }
.prose sup.cite a, sup.cite a { color: var(--text-3); text-decoration: none; font-variant-numeric: tabular-nums; padding: 0 .05em; }
sup.cite a:hover, sup.cite a:focus { color: var(--accent); }

/* ネタバレ */
details.spoiler { margin: 1.4em 0; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface-2); font-size: .97em; }
details.spoiler > summary {
  list-style: none; cursor: pointer; display: flex; align-items: center; gap: .625rem; padding: .75rem 1rem;
  font-family: var(--font-ui); font-size: .875rem; line-height: 1.5;
}
details.spoiler > summary::-webkit-details-marker { display: none; }
.spoiler-badge { display: inline-flex; align-items: center; height: 1.375rem; padding: 0 .5rem; border-radius: 999px; background: var(--accent-subtle); color: var(--accent); font-size: .75rem; font-weight: 700; flex: none; }
.spoiler-label { font-weight: 600; color: var(--text); min-width: 0; }
.spoiler-action { margin-left: auto; color: var(--accent); font-size: .8125rem; flex: none; }
.spoiler-action::after { content: "表示する"; }
details.spoiler[open] .spoiler-action::after { content: "閉じる"; }
details.spoiler > summary:hover { background: var(--surface-3); border-radius: var(--radius); }
details.spoiler[open] { background: var(--surface); }
details.spoiler[open] > summary { border-bottom: 1px solid var(--border); border-radius: var(--radius) var(--radius) 0 0; }
.spoiler-body { padding: 1em 1.1em .1em; }

/* 記事の下の関連情報 */
.related, .refs { margin-top: 3.5rem; }
.related h2, .refs h2 { font-size: 1.0625rem; margin-bottom: 1rem; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.chips a, .chips span { display: inline-flex; align-items: center; height: 2rem; padding: 0 .75rem; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); font-size: .875rem; color: var(--text-2); }
.chips a:hover { border-color: var(--accent-border); color: var(--accent); text-decoration: none; }
.refs { padding-top: 1.5rem; border-top: 1px solid var(--border); }
.refs .note { margin-bottom: .75rem; }
.refs ol { font-size: .8125rem; color: var(--text-2); padding-left: 2rem; line-height: 1.7; margin: 0; }
.refs li { margin: .25rem 0; padding-left: .25rem; }
.refs li::marker { color: var(--text-3); font-variant-numeric: tabular-nums; }
.refs li:target { background: var(--accent-subtle); border-radius: var(--radius-sm); }
.refs a { color: var(--text-2); }
.refs .back { margin-left: .375rem; color: var(--text-3); }
.article-footer { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid var(--border); font-size: .8125rem; color: var(--text-3); }
.article-footer a { margin-left: .5rem; }

/* ---------- フッター ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); }
.site-footer-inner {
  max-width: var(--container); margin: 0 auto; padding: 2.5rem var(--gutter) 3rem;
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1rem 3rem; font-size: .8125rem; color: var(--text-3);
}
.footer-title { font-weight: 700; color: var(--text); font-size: .9375rem; margin-bottom: .375rem; }
.footer-about p:last-child { max-width: 38rem; line-height: 1.8; }
.footer-links { display: grid; gap: .375rem; align-content: start; }
.footer-links a { color: var(--text-2); }
.footer-meta { grid-column: 1 / -1; padding-top: 1rem; border-top: 1px solid var(--border); }

/* ---------- レビュー用（ローカル専用） ---------- */
.list-head { margin-bottom: 2rem; }
.list-head h1 { font-size: 1.75rem; }
.list-head .dek { color: var(--text-2); margin-top: .5rem; max-width: 52rem; }
.review-report { margin-top: 2.5rem; padding: 1.25rem; border: 1px dashed var(--warn); border-radius: var(--radius); font-size: .875rem; }
.review-report h2 { font-size: 1rem; margin-bottom: .75rem; }
.issue { color: var(--warn); margin: .25rem 0; }
.ground { margin: .5rem 0; padding-left: .75rem; border-left: 3px solid var(--border); }
.ground-supported { border-left-color: var(--accent); }
.ground-partial, .ground-unsupported { border-left-color: var(--warn); }
.transcript tr:target { background: var(--accent-subtle); }
.transcript .conf-low td:nth-child(4) { color: var(--warn); }
.transcript img { border-radius: var(--radius-sm); }

/* ---------- 画面幅ごとの組み替え ---------- */
@media (max-width: 1240px) {
  .article-layout, .article-layout.no-toc { grid-template-columns: minmax(0, var(--measure)) 16.5rem; grid-template-areas: "head info" "body info"; gap: 0 2.5rem; }
  .toc-side { display: none; }
  .toc-inline { display: block; }
  .js .toc-fab {
    display: inline-flex; align-items: center; gap: .375rem; position: fixed; right: 1rem; bottom: 1rem; z-index: 25;
    height: 2.75rem; padding: 0 1.125rem; border-radius: 999px; background: var(--accent); color: var(--on-accent);
    font-size: .875rem; font-weight: 600; box-shadow: var(--shadow-md);
  }
  .js .toc-fab:hover { text-decoration: none; color: var(--on-accent); background: var(--accent-hover); }
  .js .toc-fab svg { width: 1.125rem; height: 1.125rem; }
  .js .toc-sheet:not([hidden]) {
    display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; max-height: 72vh; overflow-y: auto;
    background: var(--surface); border-top: 1px solid var(--border); border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 0 .25rem 1.5rem; box-shadow: 0 -12px 40px rgba(17, 19, 38, .18);
  }
  .toc-sheet-head { position: sticky; top: 0; display: flex; align-items: center; justify-content: space-between; padding: 1rem 1rem .75rem; background: var(--surface); border-bottom: 1px solid var(--border); }
  .toc-sheet-head .toc-title { margin: 0; font-size: .875rem; color: var(--text); }
  .toc-close { height: 2rem; padding: 0 .875rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); color: var(--text-2); cursor: pointer; font-size: .8125rem; }
  .toc-sheet ol { font-size: 1rem; }
}
@media (max-width: 1024px) {
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .article-layout, .article-layout.no-toc { grid-template-columns: minmax(0, 1fr); grid-template-areas: "head" "info" "body"; }
  .article-layout > .infobox { margin-top: 1.5rem; }
  .infobox-title { display: none; }
  .infobox dl > div:first-child { padding-top: 0; }
  .article-header { border-bottom: 0; padding-bottom: 0; }
  .article-body { padding-top: 1.5rem; }
}
@media (max-width: 760px) {
  :root { --gutter: 1rem; }
  .site-header-inner { flex-wrap: wrap; gap: 0 .5rem; min-height: 0; padding-top: .625rem; }
  .brand { order: 1; }
  .header-tools { order: 2; }
  .site-nav { order: 3; width: 100%; overflow-x: auto; margin: .375rem calc(var(--gutter) * -1) 0; padding: 0 var(--gutter) .5rem; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
  .site-nav { gap: 0; }
  .site-nav a { padding: .375rem .5rem; font-size: .875rem; }
  .search-compact { display: none; }
  .search-toggle { display: grid; }
  /* 検索ボタンで開いた検索欄は、ヘッダーの真下に画面幅いっぱいで重ねて出す */
  .site-header { position: relative; }
  .site-header.search-open .search-compact {
    display: block; position: absolute; left: 0; right: 0; top: 100%; z-index: 35; width: auto;
    padding: .75rem var(--gutter); background: var(--surface); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md);
  }
  .site-header.search-open .search-compact .search-icon { left: calc(var(--gutter) + .75rem); }
  .site-header.search-open .search-compact input { height: 2.75rem; font-size: 1rem; background: var(--surface); border-color: var(--border-strong); }
  .search-compact .q-results { width: auto; left: var(--gutter); right: var(--gutter); min-width: 0; }
  main.page { padding-top: 1.75rem; }
  .hero { padding-top: .75rem; }
  .hero .search { margin-top: 1.5rem; }
  .search-hero input { height: 3.25rem; font-size: 1rem; }
  .section { margin-top: 2.75rem; }
  .category-grid { grid-template-columns: minmax(0, 1fr); gap: .625rem; }
  .category-card { grid-template-columns: 2.5rem minmax(0, 1fr); grid-template-rows: auto auto auto; column-gap: .875rem; row-gap: .125rem; padding: 1rem; }
  .category-icon { grid-row: 1 / span 3; margin: 0; }
  .category-count { border-top: 0; padding-top: 0; margin-top: .125rem; }
  .article-row { grid-template-columns: auto minmax(0, 1fr); grid-template-areas: "badge date" "body body"; gap: .375rem .625rem; align-items: center; padding: .875rem 1rem; }
  .article-row .badge { grid-area: badge; }
  .article-row-date { grid-area: date; font-size: .75rem; }
  .article-row-body { grid-area: body; }
  .article-row-summary { white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
  .page-title { font-size: 1.625rem; }
  .story-row { grid-template-columns: minmax(0, 1fr); gap: .25rem; padding: .875rem 1rem; }
  .filter-count { margin-left: 0; width: 100%; }
  .name-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .link-cards-grid { grid-template-columns: minmax(0, 1fr); }
  .story-nav-bottom { grid-template-columns: 1fr; }
  .story-nav-bottom a[rel="next"] { grid-column: 1; }
  .display-menu { margin-left: 0; }
  .display-panel { left: 0; right: auto; }
  .site-footer-inner { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }
@media print {
  .site-header, .site-footer, .review-bar, .display-menu, .toc-side, .toc-inline, .toc-fab, .toc-sheet, .spoiler-hint { display: none !important; }
  details.spoiler > .spoiler-body { display: block; }
  body { background: #fff; }
  .article-layout { display: block; }
}