:root {
  --ink: #16130f;
  --desk: #0f0d0b;
  --desk-raised: #1a1612;
  --desk-line: #33291d;
  --gold: #c9a24a;
  --gold-soft: #8f7436;
  --gold-faint: rgba(201, 162, 74, 0.14);
  --paper: #f3ede0;
  --paper-edge: #e3d9c4;
  --paper-text: #1d1914;
  --paper-muted: #6d6252;
  --desk-text: #ece4d3;
  --desk-muted: #a79c89;
  --annex-bg: #e8e2d6;
  --annex-line: #9b927f;
  --draft: #8f7436;
  --review: #4f7aa8;
  --adopted: #5d8f4e;
  --serif: "Noto Serif JP", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  --sans: "Noto Sans JP", "Yu Gothic", "Hiragino Sans", system-ui, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background: var(--desk);
  color: var(--desk-text);
  font-family: var(--sans);
  line-height: 1.7;
}

a { color: var(--gold); }

.masthead {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  padding: 12px 24px;
  background: var(--desk);
  border-bottom: 1px solid var(--desk-line);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--desk-text);
  text-decoration: none;
}

.brand { align-items: center; }
.brand-mark { width: 30px; height: auto; display: block; }
.brand-version { padding: 1px 8px; border: 1px solid var(--gold-soft); border-radius: 999px; color: var(--gold); font-size: 11px; letter-spacing: 0.05em; }
.brand-title { font-family: var(--serif); font-size: 22px; font-weight: 700; letter-spacing: 0.12em; }
.brand-sub { color: var(--desk-muted); font-size: 13px; letter-spacing: 0.2em; }

.tabs { display: flex; flex-wrap: wrap; gap: 4px; flex: 1 1 320px; min-width: 0; }

.tabs a {
  padding: 6px 14px;
  white-space: nowrap;
  border-radius: 999px;
  color: var(--desk-muted);
  text-decoration: none;
  font-size: 14px;
}

.tabs a:hover { color: var(--desk-text); }
.tabs a[aria-current="page"] { background: var(--gold-faint); color: var(--gold); }

.today-button, .today-actions button, .toggle {
  font: inherit;
  font-size: 14px;
  padding: 6px 16px;
  border: 1px solid var(--gold-soft);
  border-radius: 999px;
  background: transparent;
  color: var(--gold);
  cursor: pointer;
}

.today-button:hover, .today-actions button:hover, .toggle:hover { background: var(--gold-faint); }

.app { max-width: 1180px; margin: 0 auto; padding: 28px 24px 80px; }

.loading, .error { color: var(--desk-muted); }
.error { color: #e38b7a; white-space: pre-wrap; }

/* ---------- 進捗 ---------- */

.section-title {
  margin: 36px 0 14px;
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: 0.08em;
  color: var(--desk-text);
}

.section-title:first-child { margin-top: 0; }

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}

.tile {
  padding: 14px 16px;
  background: var(--desk-raised);
  border: 1px solid var(--desk-line);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
}

a.tile:hover { border-color: var(--gold-soft); }

.tile-value { display: block; font-size: 28px; font-weight: 700; color: var(--desk-text); line-height: 1.2; }
.tile-label { display: block; margin-top: 4px; font-size: 13px; color: var(--desk-muted); }

.statusbar {
  display: flex;
  height: 12px;
  margin: 8px 0 6px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--desk-line);
}

.statusbar span { display: block; height: 100%; }
.statusbar .draft, .badge.draft { background: var(--draft); }
.statusbar .review, .badge.review { background: var(--review); }
.statusbar .adopted, .badge.adopted { background: var(--adopted); }

.legend { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; color: var(--desk-muted); }
.legend i { display: inline-block; width: 10px; height: 10px; margin-right: 6px; border-radius: 3px; vertical-align: -1px; }

.chapter-table { width: 100%; border-collapse: collapse; font-size: 14px; }

.chapter-table th, .chapter-table td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--desk-line);
  text-align: left;
  vertical-align: top;
}

.chapter-table th { color: var(--desk-muted); font-weight: 500; font-size: 12px; letter-spacing: 0.08em; }
.chapter-table td.num { color: var(--gold); white-space: nowrap; font-variant-numeric: tabular-nums; }
.chapter-table td.count { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.chapter-table .part-row td { padding-top: 22px; color: var(--gold); font-family: var(--serif); letter-spacing: 0.1em; border-bottom-color: var(--gold-soft); }
.chapter-table a { color: var(--desk-text); text-decoration: none; font-weight: 500; }
.chapter-table a:hover { color: var(--gold); }
.chapter-table .summary { color: var(--desk-muted); font-size: 13px; }
.chapter-table .open-row td { color: var(--desk-muted); }

.badge {
  display: inline-block;
  padding: 1px 10px;
  border-radius: 999px;
  color: #fff;
  font-size: 12px;
  white-space: nowrap;
}

.badge.open { background: transparent; border: 1px dashed var(--desk-muted); color: var(--desk-muted); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

.list-card {
  padding: 16px 18px;
  background: var(--desk-raised);
  border: 1px solid var(--desk-line);
  border-radius: 10px;
}

.list-card h3 { margin: 0 0 10px; font-size: 15px; }
.list-card ul { margin: 0; padding-left: 18px; font-size: 14px; }
.list-card li { margin: 4px 0; }
.list-card .more { margin-top: 10px; font-size: 13px; }
.muted { color: var(--desk-muted); }

/* ---------- 版と文字量 ---------- */

.volume {
  padding: 22px 24px 18px;
  margin-bottom: 8px;
  background: linear-gradient(180deg, #1d1813, var(--desk-raised));
  border: 1px solid var(--gold-soft);
  border-radius: 12px;
}

.volume-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; align-items: baseline; }
.volume-version { margin: 0; font-size: 14px; color: var(--desk-muted); }
.volume-version strong { color: var(--gold); font-size: 18px; letter-spacing: 0.04em; }
.volume-unreleased { margin: 0; font-size: 13px; color: #e0b86a; }

.volume-figures { display: flex; flex-wrap: wrap; gap: 8px 40px; margin: 14px 0 12px; }
.volume-value { font-family: var(--serif); font-size: 40px; font-weight: 700; color: var(--desk-text); line-height: 1.1; font-variant-numeric: tabular-nums; }
.volume-unit { margin-left: 4px; font-size: 15px; color: var(--desk-muted); }
.volume-note { display: block; font-size: 12px; color: var(--desk-muted); }

.sheets { display: flex; flex-wrap: wrap; gap: 4px; margin: 6px 0 4px; }
.sheet { width: 14px; height: 19px; border-radius: 1px; background: #efe6d4; box-shadow: inset 0 0 0 1px #c9b98f; opacity: 0.9; }
.sheet.tenth { background: var(--gold); box-shadow: none; }

.growth { margin: 16px 0 0; }
.growth figcaption { font-size: 12px; color: var(--desk-muted); margin-bottom: 4px; }
.growth svg { width: 100%; max-width: 760px; height: auto; display: block; }
.growth .bar { fill: #6b5a3a; }
.growth .bar-current { fill: var(--gold); }
.growth .axis { fill: var(--desk-muted); font-size: 10px; text-anchor: middle; font-family: var(--sans); }
.growth .axis-current { fill: var(--gold); }
.growth .axis-y { fill: var(--desk-muted); font-size: 9px; text-anchor: end; font-family: var(--sans); }
.growth .grid { stroke: var(--desk-line); stroke-width: 1; }
.growth .hit { fill: transparent; }
.growth g:hover .bar { fill: #9c8249; }
.growth .value { fill: var(--gold); font-size: 11px; text-anchor: middle; font-family: var(--sans); }

/* ---------- 謎の地図 ---------- */

.table-scroll { overflow-x: auto; }
.mystery-map { border-collapse: collapse; font-size: 12.5px; }
.mystery-map th, .mystery-map td { border-bottom: 1px solid var(--desk-line); padding: 5px 0; text-align: center; min-width: 26px; }
.mystery-map thead th { position: sticky; top: 0; background: var(--desk); font-weight: 500; color: var(--desk-muted); }
.mystery-map thead a { color: var(--desk-muted); text-decoration: none; }
.mystery-map thead a:hover { color: var(--gold); }
.mystery-map .mystery-name { text-align: left; min-width: 260px; max-width: 360px; padding-right: 14px; font-weight: 400; color: var(--desk-text); }
.mystery-map tbody tr:hover { background: var(--gold-faint); }
.mystery-map tr.lonely .mystery-name { color: #e0b86a; }
.mystery-map tr.core-row th { padding-top: 16px; color: var(--gold); font-family: var(--serif); letter-spacing: 0.06em; border-bottom-color: var(--gold-soft); }
.mystery-map tfoot th { color: var(--desk-muted); font-weight: 500; }
.mystery-map .density { color: var(--desk-text); font-variant-numeric: tabular-nums; background: rgba(201, 162, 74, calc(var(--n) * 0.06)); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; vertical-align: -1px; }
.dot.first { background: var(--gold); }
.dot.mention { border: 2px solid var(--gold-soft); }

/* ---------- 本文 ---------- */

.reader { display: grid; grid-template-columns: 240px 1fr; gap: 28px; align-items: start; }

.toc {
  position: sticky;
  top: 76px;
  max-height: calc(100vh - 96px);
  overflow: auto;
  font-size: 13px;
}

.toc details { margin: 0; }
.toc summary { cursor: pointer; color: var(--desk-muted); margin-bottom: 8px; }
.toc .toc-part { margin: 14px 0 4px; color: var(--gold); font-family: var(--serif); letter-spacing: 0.08em; }
.toc a { display: block; padding: 3px 0; color: var(--desk-muted); text-decoration: none; }
.toc a:hover { color: var(--desk-text); }
.toc .toc-status { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; vertical-align: 1px; }

.reader-controls { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.toggle[aria-pressed="true"] { background: var(--gold-faint); }

.page {
  background: var(--paper);
  color: var(--paper-text);
  border-radius: 4px;
  box-shadow: 0 0 0 1px var(--paper-edge), 0 18px 40px rgba(0, 0, 0, 0.45);
  padding: 56px 64px 72px;
  font-family: var(--serif);
}

.page a { color: #7a5d1d; }

.book-title-page { text-align: center; padding: 40px 0 56px; border-bottom: 1px solid var(--paper-edge); margin-bottom: 40px; }
.book-title-page .mark { color: var(--gold-soft); font-size: 28px; }
.book-title-page h1 { margin: 12px 0 0; font-size: 40px; letter-spacing: 0.3em; font-weight: 700; }

.part-heading {
  margin: 64px 0 8px;
  text-align: center;
  font-size: 15px;
  letter-spacing: 0.4em;
  color: var(--paper-muted);
}

.chapter { margin: 0 0 56px; scroll-margin-top: 80px; }

.chapter-head { text-align: center; margin-bottom: 26px; }
.chapter-number { display: block; font-size: 13px; letter-spacing: 0.3em; color: var(--paper-muted); }
.chapter-title { margin: 6px 0 0; font-size: 26px; letter-spacing: 0.12em; }
.chapter-summary { margin: 14px auto 0; max-width: 32em; font-size: 14px; color: var(--paper-muted); font-style: normal; }
.chapter-status { margin-top: 10px; }

.chapter-body h2, .chapter-body h3, .chapter-body h4 { font-size: 17px; margin: 28px 0 12px; letter-spacing: 0.06em; }
.chapter-body > p { margin: 0 0 14px; }

.verse {
  display: grid;
  grid-template-columns: 2.4em 1fr;
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.95;
}

.verse .vn {
  padding-top: 0.45em;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
  text-align: right;
  padding-right: 0.9em;
}

.redact {
  background: var(--paper-text);
  color: transparent;
  border-radius: 1px;
  user-select: none;
  letter-spacing: -0.05em;
}

blockquote {
  margin: 22px 0;
  padding: 14px 18px;
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.8;
}

blockquote p { margin: 0 0 6px; }
blockquote p:last-child { margin-bottom: 0; }

blockquote.annex {
  background: var(--annex-bg);
  border-left: 3px solid var(--annex-line);
  color: #2f2a22;
}

.annex-label {
  display: inline-block;
  margin-right: 8px;
  padding: 0 6px;
  border: 1px solid var(--annex-line);
  font-size: 11px;
  letter-spacing: 0.1em;
}

blockquote.quote { border-left: 3px solid var(--paper-edge); color: var(--paper-muted); }

.references { margin-top: 22px; padding-top: 12px; border-top: 1px dashed var(--paper-edge); font-family: var(--sans); font-size: 12.5px; color: var(--paper-muted); }
.references h4 { margin: 0 0 6px; font-size: 12px; letter-spacing: 0.2em; }
.references ul { margin: 0; padding-left: 0; list-style: none; }

.notes {
  margin-top: 22px;
  padding: 14px 18px;
  border: 1px dashed #b9a57a;
  background: #fbf6ea;
  font-family: var(--sans);
  font-size: 13px;
  color: #4f4535;
}

.notes::before { content: "編纂注（制作メモ・書籍には載らない）"; display: block; margin-bottom: 6px; font-size: 11px; letter-spacing: 0.1em; color: #8f7436; }
.notes ul { margin: 0; padding-left: 18px; }

.hide-notes .notes { display: none; }

.page table { border-collapse: collapse; margin: 16px auto; font-size: 15px; }
.page td, .page th { padding: 6px 16px; border-bottom: 1px solid var(--paper-edge); }

/* ---------- 資料 ---------- */

.docs { display: grid; grid-template-columns: 200px 1fr; gap: 28px; align-items: start; }
.doc-list { position: sticky; top: 76px; display: flex; flex-direction: column; gap: 2px; font-size: 14px; }
.doc-list a { padding: 6px 10px; border-radius: 6px; color: var(--desk-muted); text-decoration: none; }
.doc-list a[aria-current="page"] { background: var(--gold-faint); color: var(--gold); }

.doc {
  min-width: 0;
  padding: 32px 40px 48px;
  background: var(--desk-raised);
  border: 1px solid var(--desk-line);
  border-radius: 10px;
  font-size: 15px;
}

.doc h1 { font-family: var(--serif); font-size: 26px; margin-top: 0; }
.doc h2 { font-family: var(--serif); font-size: 19px; margin-top: 36px; padding-bottom: 6px; border-bottom: 1px solid var(--desk-line); }
.doc h3 { font-size: 16px; margin-top: 26px; }
.doc .table-wrap { overflow-x: auto; }
.doc table { border-collapse: collapse; margin: 14px 0; font-size: 13.5px; min-width: 100%; }
.doc th, .doc td { padding: 7px 10px; border: 1px solid var(--desk-line); text-align: left; vertical-align: top; }
.doc th { background: #221c16; color: var(--desk-muted); font-weight: 500; }
.doc code { font-size: 0.92em; padding: 1px 5px; border-radius: 4px; background: #2a231b; }
.doc pre { overflow-x: auto; padding: 12px 14px; border-radius: 8px; background: #0b0a08; border: 1px solid var(--desk-line); }
.doc pre code { padding: 0; background: none; }
.doc blockquote { background: #221c16; border-left: 3px solid var(--gold-soft); color: var(--desk-muted); }
.doc .redact { background: var(--desk-text); }
.dead-link { text-decoration: underline dotted; }

/* ---------- 今日の満足 ---------- */

.today-dialog {
  max-width: min(560px, calc(100vw - 32px));
  padding: 36px 40px 28px;
  border: 1px solid var(--gold-soft);
  border-radius: 12px;
  background: var(--desk-raised);
  color: var(--desk-text);
}

.today-dialog::backdrop { background: rgba(0, 0, 0, 0.65); }
.today-date { margin: 0; color: var(--gold); font-size: 13px; letter-spacing: 0.2em; }
.today-verse { margin: 18px 0 12px; font-family: var(--serif); font-size: 21px; line-height: 1.9; }
.today-source { margin: 0; color: var(--desk-muted); font-size: 13px; }
.today-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 26px; }

/* ---------- 狭い画面 ---------- */

@media (max-width: 820px) {
  .masthead { padding: 10px 16px; }
  .app { padding: 20px 16px 64px; }
  .reader, .docs, .two-col { grid-template-columns: 1fr; }
  .toc, .doc-list { position: static; max-height: none; }
  .doc-list { flex-direction: row; flex-wrap: wrap; }
  .page { padding: 32px 20px 44px; }
  .doc { padding: 22px 18px 32px; }
  .verse { font-size: 16px; grid-template-columns: 2em 1fr; }
  .chapter-table .summary, .chapter-table .hide-sm { display: none; }
  .book-title-page h1 { font-size: 30px; }
}

/* ---------- 印刷（PDF） ---------- */

@page { size: A5; margin: 18mm 15mm 20mm; }

@media print {
  body { background: #fff; color: #000; }
  .masthead, .toc, .reader-controls, .today-dialog { display: none !important; }
  .app { max-width: none; padding: 0; }
  .reader { display: block; }
  .page { box-shadow: none; padding: 0; background: #fff; }
  .book-title-page { height: 170mm; display: flex; flex-direction: column; justify-content: center; border: 0; margin: 0; page-break-after: always; }
  .part-heading { page-break-before: always; margin-top: 60mm; font-size: 18px; page-break-after: always; }
  .chapter { page-break-before: always; margin: 0; }
  .part-heading + .chapter { page-break-before: avoid; }
  .verse { font-size: 10.5pt; line-height: 1.85; break-inside: avoid; }
  blockquote { break-inside: avoid; font-size: 8.5pt; }
  .notes, .chapter-status { display: none !important; }
  .print-toc { page-break-after: always; }
}

.print-toc { display: none; }

@media print {
  .print-toc { display: block; font-size: 10pt; }
  .print-toc h2 { text-align: center; letter-spacing: 0.4em; font-size: 13pt; margin: 0 0 8mm; }
  .print-toc p { margin: 0 0 2mm; }
  .print-toc .toc-part { margin-top: 5mm; color: #6d6252; }
}