:root {
  --brand: #14a9e1;          /* ヘッダーの水色 */
  --brand-ink: #0b2733;      /* ヘッダー上の濃い文字（ロゴ） */
  --primary: #0780b5;        /* 主ボタン・リンク */
  --primary-strong: #065f87;
  --primary-soft: #e1f3fb;
  --dark: #4b6a74;           /* 検索ボタン */
  --dark-shadow: #2f454c;
  --bg: #f3f6f7;
  --surface: #ffffff;
  --surface-alt: #f8fafb;
  --line: #d5dde0;
  --line-soft: #e7ecee;
  --ink: #1e2a2f;
  --ink-soft: #33423f;
  --muted: #5b686d;
  --must: #c2410c;
  --must-soft: #fdece4;
  --script: #065f87;
  --caution: #9a3412;
  --ok: #2f6f4e;
  --ok-soft: #dcece2;
  --radius: 4px;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif; line-height: 1.7; font-size: 15px; }
a { color: var(--primary); }
a:hover { color: var(--primary-strong); }
.icon { flex: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--muted); font-size: 13px; }
.ok-text { color: var(--ok); display: inline-flex; align-items: center; gap: 4px; }

/* ---------------- ヘッダー ---------------- */
.site-header { background: var(--brand); color: #fff; padding: 12px 40px 22px; }
.site-header__bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.site-header__brand { display: flex; align-items: center; gap: 10px; color: var(--brand-ink); text-decoration: none; font-weight: 700; font-size: 15px; letter-spacing: 0.04em; line-height: 1.3; }
.site-header__brand:hover { color: var(--brand-ink); }
.site-header__brand small { display: block; font-size: 11px; font-weight: 500; }
.site-header__logo { width: 36px; height: 30px; border-radius: 4px; background: var(--brand-ink); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 12px; letter-spacing: 0.02em; }
.site-header__user { display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; }
.site-header__user a { color: var(--brand-ink); font-weight: 500; letter-spacing: 0; }
.site-header__avatar { width: 28px; height: 28px; border-radius: 50%; background: #fff; color: var(--primary-strong); display: flex; align-items: center; justify-content: center; font-size: 13px; }
.site-header__greeting { margin: 6px 0 0; text-align: center; font-size: 20px; font-weight: 700; letter-spacing: 0.2em; }
.site-search { margin: 12px auto 0; max-width: 640px; display: flex; gap: 10px; }
.site-search input { flex: 1; min-width: 0; height: 42px; border: 0; border-radius: var(--radius); padding: 0 16px; font: inherit; font-size: 14px; color: var(--ink); }
.site-search button, .btn--dark { height: 42px; padding: 0 28px; border: 0; border-radius: var(--radius); background: var(--dark); color: #fff; font: inherit; font-size: 14px; letter-spacing: 0.2em; box-shadow: 0 3px 0 var(--dark-shadow); cursor: pointer; }
.site-search button:hover, .btn--dark:hover { background: #3f5b64; }

/* ---------------- レイアウト ---------------- */
.layout { display: flex; min-height: calc(100vh - 160px); }
.sidenav { width: 230px; flex: none; background: var(--surface); border-right: 1px solid var(--line); padding: 16px 10px; display: flex; flex-direction: column; gap: 2px; }
.sidenav__group { padding: 16px 12px 4px; font-size: 11px; font-weight: 700; color: var(--muted); letter-spacing: 0.06em; }
.sidenav__link { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: var(--radius); color: var(--ink-soft); text-decoration: none; font-size: 14px; }
.sidenav__link:hover { background: var(--surface-alt); color: var(--primary-strong); }
.sidenav__link.is-active { background: var(--primary-soft); color: var(--primary-strong); font-weight: 700; }
.sidenav__link .icon:first-child { color: var(--primary); }
.main { flex: 1; min-width: 0; padding: 28px 32px 80px; display: flex; flex-direction: column; gap: 20px; max-width: 1180px; }
.layout--wide .main { margin: 0 auto; max-width: 1080px; padding-top: 32px; }

.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.page-head__actions { display: flex; gap: 10px; flex-wrap: wrap; }
.page-title { margin: 0; font-size: 22px; }
.page-sub { margin: 4px 0 0; font-size: 13px; color: var(--muted); }
.back-link { font-size: 13px; text-decoration: none; }
.breadcrumb { font-size: 13px; color: var(--muted); }
.flash { background: var(--ok-soft); color: var(--ok); border: 1px solid var(--ok); border-radius: var(--radius); padding: 12px 16px; font-size: 14px; }
.flash a { color: var(--ok); font-weight: 700; }

/* ---------------- ボタン ---------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 0 20px; border: 1px solid var(--primary); border-radius: var(--radius); background: var(--surface); color: var(--primary); font: inherit; font-size: 14px; text-decoration: none; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--primary-soft); color: var(--primary-strong); }
.btn--primary { background: var(--primary); color: #fff; font-weight: 700; }
.btn--primary:hover { background: var(--primary-strong); color: #fff; }
.btn--small { min-height: 34px; padding: 0 12px; font-size: 13px; }
.btn--danger { border-color: var(--must); color: var(--must); }
.btn--danger:hover { background: var(--must-soft); color: var(--must); }
.btn-link { border: 0; background: none; padding: 0; font: inherit; font-size: 13px; color: var(--primary); cursor: pointer; text-decoration: underline; }
.btn-link--danger { color: var(--must); }
.inline-form { display: inline-flex; align-items: center; gap: 8px; margin: 0 10px 0 0; }

/* ---------------- ホーム ---------------- */
.home-section { display: flex; flex-direction: column; gap: 14px; }
.section-title { margin: 0; font-size: 18px; display: flex; align-items: center; gap: 8px; }
.section-title::before { content: ""; width: 6px; height: 20px; border-radius: 3px; background: var(--brand); }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.menu-card { min-height: 132px; padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: var(--ink); text-decoration: none; text-align: center; transition: border-color .15s, box-shadow .15s; }
.menu-card:hover { border-color: var(--brand); box-shadow: 0 4px 14px -6px rgba(20,169,225,.45); color: var(--ink); }
.menu-card > .icon { color: var(--primary); }
.menu-card__label { font-size: 15px; font-weight: 500; display: inline-flex; align-items: center; gap: 4px; }
.menu-card__desc { font-size: 12px; color: var(--muted); }
.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }

/* ---------------- パネル・一覧 ---------------- */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; display: flex; flex-direction: column; }
.panel__head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.panel__head h2 { margin: 0; font-size: 16px; }
.panel__head a, .panel__count { font-size: 13px; color: var(--muted); }
.panel__head a { color: var(--primary); }
.list-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line-soft); color: var(--ink); text-decoration: none; font-size: 14px; }
.list-row:hover .list-row__title, .list-row:hover { color: var(--primary-strong); }
.list-row__title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-row__meta { font-size: 12px; color: var(--muted); white-space: nowrap; }
.empty { color: var(--muted); font-size: 14px; margin: 8px 0; }
.empty-box { padding: 32px; text-align: center; background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius); color: var(--muted); font-size: 14px; }
.legend { font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 4px; margin: 0; }

.badge { display: inline-block; font-size: 11px; line-height: 1.6; padding: 1px 8px; border-radius: var(--radius); background: var(--line-soft); color: var(--ink-soft); white-space: nowrap; text-decoration: none; font-weight: 500; }
a.badge:hover { background: var(--primary-soft); color: var(--primary-strong); }
.badge--must { background: var(--must); color: #fff; }
.badge--draft { background: #fff1d6; color: #7a4a00; }
.badge--sub { background: var(--primary-soft); color: var(--primary-strong); }
.badge--script { background: var(--primary-soft); color: var(--script); }
.badge--caution { background: var(--must-soft); color: var(--caution); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; min-height: 34px; padding: 0 14px; border-radius: 17px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); font-size: 13px; text-decoration: none; }
.chip:hover { border-color: var(--primary); color: var(--primary-strong); }
.chip.is-active { background: var(--primary-strong); border-color: var(--primary-strong); color: #fff; }
.result-count { margin: 0; font-size: 13px; color: var(--muted); }

.filter-bar { display: flex; gap: 10px; }
.filter-bar input { flex: 1; min-width: 0; height: 44px; padding: 0 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); font: inherit; font-size: 15px; }

/* ---------------- ルール ---------------- */
.rule-list { display: flex; flex-direction: column; gap: 12px; }
.rule { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; scroll-margin-top: 16px; }
.rule:target { border-color: var(--brand); box-shadow: 0 0 0 3px var(--primary-soft); }
.rule__meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.rule__date { margin-left: auto; font-size: 12px; color: var(--muted); }
.rule__edit { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; text-decoration: none; }
.rule__title { margin: 8px 0 6px; font-size: 17px; }
.rule__body { font-size: 14px; color: var(--ink-soft); }

/* ---------------- マニュアル一覧 ---------------- */
.progress-card { display: flex; align-items: center; gap: 16px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 20px; }
.progress-card__label { font-size: 14px; white-space: nowrap; }
.progress-card__pct { font-size: 14px; font-weight: 700; color: var(--primary-strong); }
.progress { flex: 1; height: 8px; border-radius: 4px; background: var(--line-soft); overflow: hidden; }
.progress span { display: block; height: 100%; background: var(--brand); }
.progress--inline { display: inline-block; width: 120px; vertical-align: middle; margin-right: 8px; }
.toc { display: flex; flex-direction: column; }
.toc__row { display: flex; align-items: center; gap: 12px; padding: 10px 4px; border-top: 1px solid var(--line-soft); color: var(--ink); text-decoration: none; font-size: 14px; }
.toc__row:hover { background: var(--surface-alt); color: var(--primary-strong); }
.toc__no { width: 28px; flex: none; text-align: right; color: var(--muted); font-size: 12px; }
.toc__title { flex: 1; min-width: 0; }
.toc__tags { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.toc__check { width: 26px; height: 26px; flex: none; border-radius: 50%; border: 1px solid var(--line); color: var(--line); display: flex; align-items: center; justify-content: center; }
.toc__check.is-on { background: var(--brand); border-color: var(--brand); color: #fff; }
.toc__check--trainer.is-on { background: var(--primary-strong); border-color: var(--primary-strong); }

/* ---------------- マニュアル本文 ---------------- */
.doc-layout { display: flex; gap: 24px; align-items: flex-start; }
.doc { flex: 1; min-width: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 32px; display: flex; flex-direction: column; gap: 18px; }
.doc__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.doc__title { margin: 0; font-size: 22px; line-height: 1.5; }
.doc__meta { margin: -10px 0 0; font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.doc__summary { background: var(--primary-soft); border-radius: var(--radius); padding: 14px 18px; font-size: 14px; }
.doc__summary-label { font-size: 12px; font-weight: 700; color: var(--primary-strong); margin-bottom: 2px; }
.notice-draft { background: #fff1d6; color: #7a4a00; border-radius: var(--radius); padding: 10px 14px; font-size: 13px; }
.doc-section { scroll-margin-top: 16px; }
.doc-section__heading { margin: 8px 0 8px; padding-bottom: 6px; border-bottom: 2px solid var(--line-soft); font-size: 17px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.doc-section__no { color: #fff; background: var(--brand); border-radius: var(--radius); padding: 0 8px; font-size: 13px; line-height: 1.8; }
.doc-section__body { font-size: 15px; line-height: 1.9; }
.doc-section--script .doc-section__body { background: var(--surface-alt); border-left: 4px solid var(--brand); padding: 14px 18px; border-radius: 0 var(--radius) var(--radius) 0; }
.doc-section--caution .doc-section__body { background: var(--must-soft); border-left: 4px solid var(--must); padding: 14px 18px; border-radius: 0 var(--radius) var(--radius) 0; color: #5c1f06; }
.doc-images { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; margin-top: 12px; }
.doc-images img { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); display: block; }
.doc-check { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-alt); font-size: 14px; scroll-margin-top: 16px; }
.doc-check__trainer { margin-left: 12px; font-size: 13px; color: var(--primary-strong); }
.doc-pager { display: flex; justify-content: space-between; gap: 16px; font-size: 14px; }
.doc-pager a { text-decoration: none; max-width: 48%; }
.doc-toc { width: 240px; flex: none; position: sticky; top: 16px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 6px; font-size: 13px; }
.doc-toc__label { font-weight: 700; font-size: 12px; color: var(--muted); }
.doc-toc a { text-decoration: none; color: var(--ink-soft); }
.doc-toc a:hover { color: var(--primary-strong); }

/* ---------------- 検索結果 ---------------- */
.search-hit { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; padding: 12px 0; border-top: 1px solid var(--line-soft); text-decoration: none; color: var(--ink); }
.search-hit__title { font-weight: 700; color: var(--primary); }
.search-hit__snippet { flex-basis: 100%; font-size: 13px; color: var(--muted); }
mark { background: #fff1a8; color: inherit; padding: 0 1px; }

/* ---------------- フォーム ---------------- */
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 28px; display: flex; flex-direction: column; gap: 18px; }
.form-card--row { flex-direction: row; align-items: flex-end; flex-wrap: wrap; }
.form-card--row .field { flex: 1; min-width: 200px; }
.field { display: flex; flex-direction: column; gap: 6px; border: 0; padding: 0; margin: 0; min-width: 0; }
.field__label { font-size: 13px; font-weight: 700; }
.field__help { margin: 0; font-size: 12px; color: var(--muted); font-weight: 400; }
.req { font-size: 11px; color: var(--must); font-weight: 500; margin-left: 4px; }
.field input[type="text"], .field input[type="email"], .field input[type="number"], .field select, .field textarea,
.sec-editor input[type="text"], .sec-editor select, .sec-editor textarea {
  font: inherit; font-size: 14px; color: var(--ink); background: var(--surface); border: 1px solid #c3ced2; border-radius: var(--radius); padding: 9px 11px; width: 100%;
}
.field textarea, .sec-editor textarea { resize: vertical; line-height: 1.8; }
.field input:focus, .field select:focus, .field textarea:focus, .sec-editor input:focus, .sec-editor select:focus, .sec-editor textarea:focus, .filter-bar input:focus, .site-search input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.field-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.field-row { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; }
.field-row .field { flex: 1; min-width: 240px; }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--primary); }
.publish { flex-direction: row; gap: 24px; flex-wrap: wrap; align-items: center; }
.publish legend { margin-bottom: 6px; }
.form-actions { display: flex; justify-content: flex-end; gap: 12px; }
.form-error { margin: 0; background: var(--must-soft); color: var(--must); border-radius: var(--radius); padding: 10px 14px; font-size: 14px; }
.danger-zone { display: flex; justify-content: flex-end; }
.temp-password { background: var(--surface); border: 2px solid var(--must); border-radius: var(--radius); padding: 14px 18px; font-size: 13px; color: var(--must); display: flex; gap: 16px; align-items: center; }
.temp-password strong { font-size: 20px; letter-spacing: 0.08em; color: var(--ink); }

/* 章の項目エディタ */
#sections { display: flex; flex-direction: column; gap: 14px; }
.sec-editor { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin: 0; background: var(--surface-alt); display: flex; flex-direction: column; gap: 10px; }
.sec-editor__bar { display: flex; gap: 8px; align-items: center; }
.sec-editor input.sec-editor__no { width: 72px; flex: none; }
.sec-editor input.sec-editor__heading { flex: 1; width: auto; min-width: 0; font-weight: 700; }
.sec-editor .sec-editor__bar select { width: auto; flex: none; }
.icon-btn { width: 36px; height: 36px; flex: none; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink-soft); font-size: 15px; cursor: pointer; }
.icon-btn:hover { border-color: var(--primary); color: var(--primary); }
.icon-btn--danger:hover { border-color: var(--must); color: var(--must); }
.sec-editor__images { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.thumb { width: 120px; display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.thumb img { width: 120px; height: 80px; object-fit: cover; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.thumb--pending img { border: 2px dashed var(--brand); }
.sec-editor.is-drop { outline: 2px dashed var(--brand); outline-offset: 2px; background: var(--primary-soft); }
.file-pick { position: relative; display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border: 1px dashed #b3bfc3; border-radius: var(--radius); background: var(--surface); font-size: 13px; color: var(--primary); cursor: pointer; }
.file-pick:hover { border-color: var(--primary); }
.file-pick input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.file-pick:focus-within { outline: 2px solid var(--primary); outline-offset: 1px; }
.add-btn { margin-top: 12px; width: 100%; min-height: 44px; border: 1px dashed #b3bfc3; border-radius: var(--radius); background: var(--surface); color: var(--primary); font: inherit; font-size: 14px; display: flex; align-items: center; justify-content: center; gap: 6px; cursor: pointer; }
.add-btn:hover { border-color: var(--primary); background: var(--primary-soft); }

/* ---------------- 表 ---------------- */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.panel .table-wrap { border: 0; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; font-size: 12px; font-weight: 500; color: var(--muted); background: var(--surface-alt); padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.table td { padding: 10px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
.table tr.is-selected td { background: var(--primary-soft); }
.table__actions { white-space: nowrap; }

/* ---------------- ログイン ---------------- */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; background: var(--brand); }
.auth-card { background: var(--surface); border-radius: 8px; box-shadow: 0 16px 40px -16px rgba(11,39,51,.45); padding: 32px 30px; width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 14px; }
.auth-card h1 { margin: 0; font-size: 20px; }
.auth-note { font-size: 13px; color: var(--muted); margin: -8px 0 0; }
.auth-error { color: var(--must); font-size: 13px; background: var(--must-soft); border-radius: var(--radius); padding: 8px 12px; margin: 0; }
.auth-ok { color: var(--ok); font-size: 13px; background: var(--ok-soft); border-radius: var(--radius); padding: 8px 12px; margin: 0; }
.auth-card label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--ink-soft); }
.auth-card input { font: inherit; font-size: 15px; border: 1px solid #c3ced2; border-radius: var(--radius); padding: 10px 12px; }
.auth-card button { margin-top: 6px; min-height: 44px; font: inherit; font-weight: 700; color: #fff; background: var(--primary); border: none; border-radius: var(--radius); cursor: pointer; }
.auth-card button:hover { background: var(--primary-strong); }

/* ---------------- スマホ・タブレット ---------------- */
@media (max-width: 1000px) {
  .doc-toc { display: none; }
  .field-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  body { font-size: 14px; }
  .site-header { padding: 10px 16px 16px; }
  .site-header__greeting { font-size: 16px; letter-spacing: 0.1em; }
  .site-header__user { font-size: 12px; letter-spacing: 0; gap: 6px; }
  .site-search button { padding: 0 16px; letter-spacing: 0.1em; }
  .layout { flex-direction: column; }
  .sidenav { width: auto; flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 8px 12px; gap: 4px; }
  .sidenav__group { display: none; }
  .sidenav__link { white-space: nowrap; }
  .main, .layout--wide .main { padding: 20px 16px 60px; }
  .card-grid, .two-col { grid-template-columns: minmax(0, 1fr); }
  .doc { padding: 20px 16px; }
  .field-grid { grid-template-columns: minmax(0, 1fr); }
  .sec-editor__bar { flex-wrap: wrap; }
  .sec-editor input.sec-editor__heading { flex-basis: calc(100% - 80px); }
  .toc__tags { display: none; }
  .progress-card { flex-wrap: wrap; }
  .doc-pager { flex-direction: column; }
  .doc-pager a { max-width: none; }
}