/* =============================================================================
 * コマンドマスター（Claude Code & Codex）— スタイル
 * ダークを基調にした開発者向けドキュメントUI + ターミナル再現
 * =========================================================================== */

/* ---- テーマ変数 ---------------------------------------------------------- */
:root {
  --bg: #16120e;
  --bg-elev: #211c17;
  --bg-elev2: #2c261f;
  --bg-term: #100d0a;
  --panel: #211c17;
  --border: #423a30;
  --border-soft: #322b23;
  --text: #f1ece4;
  --text-dim: #bcb1a3;
  --text-faint: #9d917f;
  --accent: #b8573a;       /* ボタン背景（白文字でWCAG AA 4.5:1 を満たす深めのコーラル） */
  --accent-soft: #ffa24f;  /* コード/文字用：暗背景で映える "明るいオレンジ"（維持） */
  --code-term: #ffb168;    /* 常にダークな端末背景(--bg-term)に乗る文字用。両テーマで明るく保つ */
  --accent-bg: rgba(var(--accent-rgb),0.12);
  --accent-rgb: 217, 119, 87;   /* 枠線/影/淡背景用のアクセントRGB（ツール別に追従） */
  --accent-hover: #a8451f;      /* 主要ボタンhoverの濃いアクセント */
  --green: #6cc18e;
  --yellow: #e3b341;
  --red: #e36049;
  --blue: #6fa8dc;
  --purple: #b48ead;
  --radius: 12px;
  --radius-sm: 8px;
  --mono: "SFMono-Regular", "Cascadia Code", "JetBrains Mono", Consolas, "Courier New", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN",
          "Hiragino Sans", "Yu Gothic UI", Meiryo, system-ui, sans-serif;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  --maxw: 1560px;
}

[data-theme="light"] {
  --bg: #f3eee5;
  --bg-elev: #ffffff;
  --bg-elev2: #efe8dc;
  --bg-term: #1c1916;     /* terminal stays dark for authenticity */
  --panel: #ffffff;
  --border: #d9cfbf;
  --border-soft: #e6ddcf;
  --text: #2a231c;
  --text-dim: #574e43;
  --text-faint: #6a6053;
  --accent: #b8573a;
  --accent-soft: #a8451f;  /* ライト本文用：明るいベージュ面でもAA(4.5:1)を満たす濃いめオレンジ */
  --accent-bg: rgba(184, 87, 58, 0.10);
  --accent-rgb: 184, 87, 58;
  --accent-hover: #963c1a;
  --shadow: 0 6px 22px rgba(120, 100, 80, 0.13);
}

/* ツール別アクセント：Codex は紫＋白基調（AAを満たす濃さ。コード文字は暗背景で映える明るい紫） */
[data-tool="codex"] {
  --accent: #6d4aae;          /* ボタン背景（白文字で約6.4:1） */
  --accent-soft: #c2a3f5;     /* コード/リンク（暗背景で映える明るい紫） */
  --code-term: #c8aef7;       /* 端末ピル上の文字（両テーマで明るく保つ） */
  --accent-bg: rgba(124, 92, 196, 0.16);
  --accent-rgb: 124, 92, 196;
  --accent-hover: #5a3a96;
}
[data-theme="light"][data-tool="codex"] {
  --accent-soft: #6a3fb0;     /* ライト本文用：白系背景でAAを満たす濃い紫 */
  --accent-bg: rgba(106, 63, 176, 0.10);
  --accent-rgb: 106, 63, 176;
  --accent-hover: #4f2f95;
}

/* ライト時はカードを薄い影で背景から浮かせて視認性を上げる */
[data-theme="light"] .stat,
[data-theme="light"] .cmd-card,
[data-theme="light"] .path-card,
[data-theme="light"] .scenario,
[data-theme="light"] .faq-item,
[data-theme="light"] .quest-q,
[data-theme="light"] .quest-hero,
[data-theme="light"] .progress-overview,
[data-theme="light"] .check-item {
  box-shadow: 0 1px 3px rgba(120, 100, 80, 0.07), 0 1px 1px rgba(120, 100, 80, 0.04);
}
[data-theme="light"] .topbar {
  background: color-mix(in srgb, var(--bg) 90%, transparent);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
}

a { color: var(--accent-soft); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: var(--accent-bg); }

/* ---- スクロールバー ------------------------------------------------------ */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 6px; border: 3px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--text-faint); }

/* ---- アクセシビリティ基盤 ------------------------------------------------ */
/* フォーカスリング（キーボード操作時に現在地を明示） */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
/* マウスクリック時は枠を出さない（focus-visible のみ） */
:focus:not(:focus-visible) { outline: none; }

/* role=button/checkbox 化した要素のキーボード操作補助 */
[role="button"], [role="checkbox"] { cursor: pointer; }

/* スキップリンク（先頭でTabすると現れる） */
.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 16px; border-radius: 8px;
  font-size: 13px; font-weight: 600; transition: top .15s; text-decoration: none;
}
.skip-link:focus { top: 12px; text-decoration: none; }

/* スクリーンリーダー専用（視覚的に隠す） */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* データ読み込み失敗時のエラー画面 */
.fatal-error {
  max-width: 560px; margin: 12vh auto; padding: 32px; text-align: center;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: 16px;
}
.fatal-error h2 { color: var(--red); margin: 0 0 10px; }
.fatal-error p { color: var(--text-dim); font-size: 14px; }
.fatal-error code { font-family: var(--mono); background: var(--bg-elev2); padding: 2px 7px; border-radius: 5px; }

/* インラインコード（旧: 直書きstyle を集約） */
.inline-code {
  font-family: var(--mono); background: var(--bg-elev2); color: var(--accent-soft);
  padding: 1px 6px; border-radius: 5px; font-size: .92em;
}

/* モーション配慮 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
  .t-cursor { animation: none; }
}

/* ---- レイアウト ---------------------------------------------------------- */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--bg-elev);
  border-right: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.brand {
  display: flex; align-items: center; gap: 11px;
  padding: 6px 8px 18px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--border-soft);
}
.brand .logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  display: grid; place-items: center;
  font-size: 19px; flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(var(--accent-rgb),0.4);
}
.brand .brand-text strong { display: block; font-size: 15px; letter-spacing: .2px; }
.brand .brand-text span { font-size: 11px; color: var(--text-faint); }

.nav-groups { display: flex; flex-direction: column; gap: 6px; }
.nav-section-label {
  font-size: 10.5px; letter-spacing: 1.4px; text-transform: uppercase;
  color: var(--text-faint); padding: 14px 10px 6px; font-weight: 700;
}

.nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 11px; border-radius: var(--radius-sm);
  color: var(--text-dim); font-size: 13.5px; cursor: pointer;
  border: 1px solid transparent; transition: all .12s ease;
  user-select: none;
}
.nav-link:hover { background: var(--bg-elev2); color: var(--text); }
.nav-link.active {
  background: var(--accent-bg); color: var(--accent-soft);
  border-color: rgba(var(--accent-rgb),.25); font-weight: 600;
}
.nav-link .ico { width: 18px; text-align: center; font-size: 15px; }

.sidebar-foot {
  margin-top: auto; padding: 14px 10px 4px; font-size: 11px;
  color: var(--text-faint); border-top: 1px solid var(--border-soft);
}

/* ---- メイン -------------------------------------------------------------- */
.main { flex: 1; min-width: 0; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  display: flex; align-items: center; gap: 14px;
  padding: 12px 28px;
}
.menu-toggle {
  display: none; background: none; border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; padding: 6px 10px; cursor: pointer; font-size: 16px;
}
.search-wrap { flex: 1; max-width: 460px; position: relative; }
.search-wrap input {
  width: 100%; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 999px; padding: 9px 16px 9px 38px; color: var(--text);
  font-size: 13.5px; font-family: var(--sans); outline: none; transition: border .15s;
}
.search-wrap input:focus { border-color: var(--accent); }
.search-wrap .search-ico { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-faint); font-size: 14px; }

.theme-btn {
  background: var(--bg-elev); border: 1px solid var(--border); color: var(--text-dim);
  border-radius: 8px; padding: 7px 11px; cursor: pointer; font-size: 13px; font-family: var(--sans);
  transition: all .12s;
}
.theme-btn:hover { color: var(--text); border-color: var(--text-faint); }
.palette-trigger { font-family: var(--mono); font-weight: 700; letter-spacing: .5px; }

/* ツール切替（Claude Code / Codex）— セグメント型 */
.tool-switch { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; flex-shrink: 0; }
.tool-btn { background: var(--bg-elev); color: var(--text-dim); border: 0; padding: 7px 10px; font-size: 12.5px; font-family: var(--sans); font-weight: 700; cursor: pointer; white-space: nowrap; }
.tool-btn + .tool-btn { border-left: 1px solid var(--border); }
.tool-btn.active { background: var(--accent); color: #fff; }
.tool-btn:not(.active):hover { background: var(--bg-elev2); color: var(--text); }
.tool-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.tool-stub-note { background: rgba(227,179,65,.14); border: 1px solid rgba(227,179,65,.4); color: var(--text); border-radius: 10px; padding: 10px 14px; margin-bottom: 16px; font-size: 13.5px; line-height: 1.6; }
[data-theme="light"] .tool-stub-note { background: rgba(140,98,0,.1); border-color: rgba(140,98,0,.35); }

/* ---- オンボーディングツアー ---- */
.onboard-overlay {
  position: fixed; inset: 0; z-index: 210; background: rgba(0,0,0,.6); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.onboard-overlay[hidden] { display: none; }
.onboard {
  width: 100%; max-width: 460px; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 18px; box-shadow: var(--shadow); animation: pop .22s ease;
}
.onboard-body { position: relative; padding: 34px 30px 26px; text-align: center; }
.ob-skip {
  position: absolute; top: 14px; right: 16px; background: none; border: none; cursor: pointer;
  color: var(--text-faint); font-size: 12px; font-family: var(--sans); text-decoration: underline;
}
.ob-skip:hover { color: var(--text-dim); }
.ob-step { font-family: var(--mono); font-size: 11px; color: var(--accent-soft); letter-spacing: 1px; margin-bottom: 8px; }
.ob-icon { font-size: 48px; line-height: 1; margin-bottom: 12px; }
.ob-title { font-size: 21px; margin: 0 0 12px; }
.ob-text { font-size: 14px; color: var(--text-dim); line-height: 1.8; margin: 0 0 20px; }
.ob-dots { display: flex; gap: 7px; justify-content: center; margin-bottom: 22px; }
.ob-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border); transition: all .2s; }
.ob-dot.on { background: var(--accent); width: 22px; border-radius: 999px; }
.ob-actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.ob-actions .btn { flex: 1; justify-content: center; }
.ob-spacer { flex: 1; }
/* 1ページ目：次へボタンを中央寄せ（左右いっぱいに広げず、程よい幅で中央に） */
.ob-actions-center { width: 100%; justify-content: center; }
.ob-actions-center .btn { flex: 0 1 auto; min-width: 220px; }
.foot-tour { background: none; border: none; cursor: pointer; color: var(--accent-soft); font-size: 12px; font-family: var(--sans); padding: 0; }
.foot-tour:hover { text-decoration: underline; }

/* ---- コマンドパレット（⌘K） ---- */
.palette-overlay {
  position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,.5); backdrop-filter: blur(3px);
  display: flex; align-items: flex-start; justify-content: center; padding: 12vh 20px 20px;
}
.palette-overlay[hidden] { display: none; }
.palette {
  width: 100%; max-width: 600px; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow); overflow: hidden; animation: pop .18s ease;
  display: flex; flex-direction: column; max-height: 70vh;
}
.palette-inputwrap { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--border-soft); }
.palette-ico { font-size: 15px; color: var(--text-faint); }
.palette-input {
  flex: 1; background: none; border: none; outline: none; color: var(--text);
  font-size: 16px; font-family: var(--sans);
}
.palette-input::placeholder { color: var(--text-faint); }
.palette-list { list-style: none; margin: 0; padding: 6px; overflow-y: auto; flex: 1; }
.palette-item {
  display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 8px; cursor: pointer;
}
.palette-item.sel { background: var(--accent-bg); }
.pal-icon { width: 20px; text-align: center; color: var(--accent-soft); font-family: var(--mono); flex-shrink: 0; }
.pal-label { font-family: var(--mono); font-size: 13.5px; color: var(--text); flex-shrink: 0; }
.palette-item.sel .pal-label { color: var(--accent-soft); }
.pal-sub { font-size: 11.5px; color: var(--text-faint); margin-left: auto; white-space: nowrap; }
.palette-empty { padding: 24px; text-align: center; color: var(--text-faint); font-size: 13px; }
.palette-foot {
  display: flex; gap: 16px; justify-content: center; padding: 8px 12px; border-top: 1px solid var(--border-soft);
  font-size: 11px; color: var(--text-faint);
}
.palette-foot kbd {
  font-family: var(--mono); font-size: 10px; background: var(--bg-elev2); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 5px; margin-right: 2px;
}

.content { max-width: var(--maxw); margin: 0 auto; padding: 34px 28px 90px; }

.view { display: none; animation: fade .25s ease; }
.view.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---- 見出し -------------------------------------------------------------- */
.page-head { margin-bottom: 26px; }
.page-head h1 { font-size: 27px; margin: 0 0 8px; letter-spacing: .3px; }
.page-head p { color: var(--text-dim); margin: 0; font-size: 14.5px; max-width: 760px; }
.section-title { font-size: 19px; margin: 38px 0 16px; display: flex; align-items: center; gap: 10px; }
.section-title .bar { width: 4px; height: 20px; background: var(--accent); border-radius: 3px; }

/* ---- ヒーロー ------------------------------------------------------------ */
.hero {
  background:
    radial-gradient(1200px 400px at 15% -10%, rgba(var(--accent-rgb),.16), transparent 60%),
    linear-gradient(180deg, var(--bg-elev), var(--bg));
  border: 1px solid var(--border-soft);
  border-radius: 18px;
  padding: 40px 38px;
  margin-bottom: 14px;
}
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--accent-bg); color: var(--accent-soft);
  border: 1px solid rgba(var(--accent-rgb),.25);
  font-size: 12px; padding: 5px 12px; border-radius: 999px; margin-bottom: 16px; font-weight: 600;
}
.hero h1 { font-size: 34px; line-height: 1.3; margin: 0 0 14px; letter-spacing: .3px; }
.hero h1 .accent { color: var(--accent-soft); }
.hero p { color: var(--text-dim); font-size: 15px; max-width: 680px; margin: 0 0 24px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; font-size: 14px; font-weight: 600;
  cursor: pointer; border: 1px solid transparent; font-family: var(--sans); transition: all .14s;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 4px 16px rgba(var(--accent-rgb),.35); }
/* hover は白文字が4.5:1を保つ濃いコーラルへ（旧: 明るい--accent-softで白文字1.99:1に崩れていた） */
.btn-primary:hover { background: var(--accent-hover); color: #fff; text-decoration: none; transform: translateY(-1px); }
.btn-ghost { background: var(--bg-elev2); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--text-faint); text-decoration: none; }

.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 22px 0 8px; }
.stat {
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 18px 16px; text-align: center;
}
.stat .num { font-size: 26px; font-weight: 700; color: var(--accent-soft); font-family: var(--mono); }
.stat .lbl { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* ---- 学習パス（ホームのカード） ------------------------------------------ */
.path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.path-grid.steps-grid { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1100px) { .path-grid.steps-grid { grid-template-columns: 1fr 1fr; } }
.path-card {
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 22px; position: relative; overflow: hidden;
  transition: transform .15s, border-color .15s;
}
.path-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.path-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--accent); opacity: .8; }
.path-card .lv { font-family: var(--mono); font-size: 12px; color: var(--accent-soft); letter-spacing: 1px; }
.path-card h3 { margin: 6px 0 8px; font-size: 17px; }
.path-card p { color: var(--text-dim); font-size: 13px; margin: 0 0 14px; }
.path-card ul { margin: 0; padding-left: 18px; color: var(--text-dim); font-size: 12.5px; }
.path-card ul li { margin: 4px 0; }

/* ---- フィルタバー -------------------------------------------------------- */
.filters { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-row .filter-label { min-width: 48px; }
.chip {
  background: var(--bg-elev); border: 1px solid var(--border); color: var(--text-dim);
  padding: 7px 14px; border-radius: 999px; font-size: 12.5px; cursor: pointer;
  font-family: var(--sans); transition: all .12s; user-select: none;
}
.chip:hover { color: var(--text); border-color: var(--text-faint); }
.chip.active { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 600; }
.filters .sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }
.filter-label { font-size: 11px; color: var(--text-faint); margin-right: 2px; letter-spacing: .5px; }

/* ---- コマンド一覧 -------------------------------------------------------- */
.cmd-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 16px; }
.cmd-card {
  background: var(--bg-elev); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 18px; cursor: pointer;
  transition: transform .14s, border-color .14s, box-shadow .14s;
  display: flex; flex-direction: column; gap: 10px;
}
.cmd-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow); }
.cmd-card .cmd-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.cmd-name {
  font-family: var(--mono); font-size: 15px; color: var(--accent-soft); font-weight: 600;
  word-break: break-all;
}
.cmd-card .cmd-summary { font-size: 13px; color: var(--text-dim); margin: 0; flex: 1; }
.cmd-card .cmd-meta { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* ---- バッジ -------------------------------------------------------------- */
.badge {
  font-size: 10.5px; padding: 3px 9px; border-radius: 999px; font-weight: 600;
  letter-spacing: .3px; white-space: nowrap; font-family: var(--sans);
}
.badge.type { background: var(--bg-elev2); color: var(--text-dim); border: 1px solid var(--border); }
.badge.beginner { background: rgba(108,193,142,.15); color: var(--green); border: 1px solid rgba(108,193,142,.3); }
.badge.intermediate { background: rgba(227,179,65,.15); color: var(--yellow); border: 1px solid rgba(227,179,65,.3); }
.badge.advanced { background: rgba(227,96,73,.15); color: #ff9580; border: 1px solid rgba(227,96,73,.3); }
.badge.cat { background: var(--accent-bg); color: var(--accent-soft); border: 1px solid rgba(var(--accent-rgb),.25); }

/* Lightモードで色付きバッジが薄くて読めない問題の対策（文字を濃く） */
[data-theme="light"] .badge.beginner { color: #156639; background: rgba(46,139,87,.14); border-color: rgba(46,139,87,.4); }
[data-theme="light"] .badge.intermediate { color: #7a5500; background: rgba(180,120,0,.16); border-color: rgba(180,120,0,.4); }
[data-theme="light"] .badge.advanced { color: #b8331e; background: rgba(184,51,30,.13); border-color: rgba(184,51,30,.4); }
[data-theme="light"] .badge.type { color: var(--text-dim); }

.empty { text-align: center; color: var(--text-dim); padding: 60px 20px; font-size: 14px; }
.result-count { font-size: 12.5px; color: var(--text-faint); margin: -6px 0 16px; font-family: var(--mono); }

/* ---- ターミナル再現（“画面エビデンス”） --------------------------------- */
.terminal {
  background: var(--bg-term);
  border: 1px solid #000;
  border-radius: 10px;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 12.8px;
  line-height: 1.65;
  box-shadow: var(--shadow);
}
.term-bar {
  display: flex; align-items: center; gap: 7px;
  background: #0d0b09; padding: 9px 13px; border-bottom: 1px solid #000;
}
.term-bar .dot { width: 11px; height: 11px; border-radius: 50%; }
.term-bar .dot.r { background: #ff5f57; }
.term-bar .dot.y { background: #febc2e; }
.term-bar .dot.g { background: #28c840; }
.term-bar .title { margin-left: 8px; font-size: 11px; color: #a99e90; font-family: var(--mono); }
.term-play {
  margin-left: auto; background: rgba(255,255,255,.06); color: #d8cfc4;
  border: 1px solid #3a332c; border-radius: 6px; padding: 3px 11px; font-size: 11px;
  font-family: var(--sans); cursor: pointer; transition: all .12s; white-space: nowrap;
}
.term-play:hover:not(:disabled) { background: rgba(255,255,255,.12); color: #fff; border-color: var(--accent); }
.term-play:disabled { opacity: .7; cursor: default; color: var(--accent-soft); }
/* reduced-motion でもボタンは残す（機能を奪わない）。JS側でアニメせず全文表示に切替。 */
/* タイプ中のカーソル */
.term-body .typing::after {
  content: "▋"; color: var(--accent); margin-left: 1px;
  animation: blink 1s step-end infinite;
}
/* 動きを抑える設定では再生ボタン自体を隠す（静的表示で十分なため） */
.term-body { padding: 14px 16px; color: #cfc6ba; overflow-x: auto; }
.term-body .line { white-space: pre-wrap; word-break: break-word; }
.term-body .line.blank { height: 8px; }

.t-cmd { color: #cfc6ba; }
.t-cmd::before { content: "$ "; color: var(--green); }
.t-prompt { color: #ece6df; }
.t-prompt::before { content: "> "; color: var(--accent); font-weight: 700; }
.t-assistant { color: #d8cfc4; }
.t-tool { color: var(--blue); }
.t-tool::before { content: "● "; color: var(--accent); }
.t-result { color: #b1a799; padding-left: 2px; }
.t-system { color: var(--purple); }
.t-ok { color: var(--green); }
.t-warn { color: var(--yellow); }
.t-err { color: var(--red); }
.t-dim { color: #978c7e; }
.t-comment { color: #978c7e; font-style: italic; }
.t-box {
  display: block; border: 1px solid #3a332c; border-radius: 7px;
  padding: 8px 12px; margin: 5px 0; color: #d8cfc4; background: rgba(255,255,255,.018);
}
.t-cursor { display: inline-block; width: 8px; height: 15px; background: var(--accent);
  vertical-align: text-bottom; animation: blink 1.1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---- コマンド詳細（モーダル） -------------------------------------------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(3px);
  z-index: 100; display: none; align-items: flex-start; justify-content: center;
  padding: 40px 20px; overflow-y: auto;
}
.modal-overlay.open { display: flex; animation: fade .2s; }
.modal {
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 16px; max-width: 760px; width: 100%; box-shadow: var(--shadow);
  animation: pop .22s ease;
}
@keyframes pop { from { transform: scale(.97) translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 14px;
  padding: 22px 24px 16px; border-bottom: 1px solid var(--border-soft); position: sticky; top: 0;
  background: var(--bg-elev); border-radius: 16px 16px 0 0; z-index: 2;
}
.modal-head .m-name { font-family: var(--mono); font-size: 21px; color: var(--accent-soft); font-weight: 700; word-break: break-all; }
.modal-head .m-meta { display: flex; gap: 6px; margin-top: 9px; flex-wrap: wrap; }
.modal-close {
  background: var(--bg-elev2); border: 1px solid var(--border); color: var(--text-dim);
  width: 34px; height: 34px; border-radius: 9px; cursor: pointer; font-size: 18px; flex-shrink: 0;
  display: grid; place-items: center; transition: all .12s;
}
.modal-close:hover { color: var(--text); border-color: var(--text-faint); }
.modal-body { padding: 20px 24px 26px; }

.m-block { margin: 0 0 22px; }
.m-block > .m-label {
  font-size: 11px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--accent-soft);
  font-weight: 700; margin-bottom: 9px; display: flex; align-items: center; gap: 7px;
}
.m-desc { color: var(--text-dim); font-size: 14px; margin: 0; }
.m-syntax {
  font-family: var(--mono); background: var(--bg-term); color: #d8cfc4;
  border: 1px solid #000; border-radius: 8px; padding: 11px 14px; font-size: 13px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.copy-btn {
  background: var(--bg-elev2); border: 1px solid var(--border); color: var(--text-dim);
  border-radius: 6px; padding: 4px 10px; font-size: 11px; cursor: pointer; flex-shrink: 0; font-family: var(--sans);
}
.copy-btn:hover { color: var(--text); }
.copy-btn.done { color: var(--green); border-color: var(--green); }

.m-list { margin: 0; padding: 0; list-style: none; }
.m-list li {
  position: relative; padding-left: 22px; margin: 7px 0; color: var(--text-dim); font-size: 13.5px;
}
.m-list li::before { content: "▸"; position: absolute; left: 4px; color: var(--accent); }
.m-list.warn li::before { content: "⚠"; color: var(--yellow); font-size: 11px; }
.m-list.tip li::before { content: "✦"; color: var(--green); }

.m-related { display: flex; gap: 8px; flex-wrap: wrap; }
.m-related .rel-chip {
  font-family: var(--mono); font-size: 12px; background: var(--bg-elev2);
  border: 1px solid var(--border); border-radius: 7px; padding: 5px 11px; cursor: pointer; color: var(--accent-soft);
}
.m-related .rel-chip:hover { border-color: var(--accent); }

/* ---- カードの詳細インジケーター ------------------------------------------ */
.cmd-detline {
  font-size: 11.5px; color: var(--text-faint); font-family: var(--mono);
  margin: -2px 0 2px; letter-spacing: .2px;
}

/* ---- もう一歩深く（deepDive） -------------------------------------------- */
.m-block.deepdive {
  background: linear-gradient(180deg, rgba(180,142,173,.08), transparent);
  border: 1px solid rgba(180,142,173,.22); border-radius: 10px; padding: 14px 16px;
}
.m-block.deepdive .m-label { color: var(--purple); }

/* ---- オプション一覧 ------------------------------------------------------ */
.opt-list { display: flex; flex-direction: column; gap: 6px; }
.opt-row {
  display: flex; gap: 12px; align-items: baseline; padding: 8px 12px;
  background: var(--bg-elev2); border: 1px solid var(--border-soft); border-radius: 8px; flex-wrap: wrap;
}
.opt-flag {
  font-family: var(--mono); font-size: 12.5px; color: var(--code-term);
  background: var(--bg-term); border: 1px solid #000; padding: 3px 9px; border-radius: 6px;
  white-space: nowrap;
}
.opt-desc { font-size: 13px; color: var(--text-dim); flex: 1; min-width: 160px; }

/* ---- 実践事例（useCases） ----------------------------------------------- */
.usecase {
  border: 1px solid var(--border-soft); border-radius: 12px; padding: 16px;
  margin-bottom: 14px; background: var(--bg-elev2);
}
.usecase:last-child { margin-bottom: 0; }
.uc-title { font-weight: 700; font-size: 14.5px; color: var(--text); margin-bottom: 10px; }
.uc-situation {
  font-size: 13px; color: var(--text-dim); margin-bottom: 12px; padding: 9px 13px;
  background: var(--accent-bg); border-radius: 8px; border-left: 3px solid var(--accent); line-height: 1.6;
}
.uc-situation span { display: block; font-size: 10.5px; letter-spacing: 1px; color: var(--accent-soft); font-weight: 700; margin-bottom: 2px; }
.uc-takeaway {
  display: flex; gap: 9px; margin-top: 12px; padding: 11px 14px;
  background: rgba(108,193,142,.08); border: 1px solid rgba(108,193,142,.25); border-radius: 8px;
  font-size: 13px; color: var(--text); line-height: 1.6;
}
.uc-takeaway span { flex-shrink: 0; }

/* ---- やってみよう（practice） ------------------------------------------- */
.practice {
  border: 1px dashed var(--accent); border-radius: 12px; padding: 15px 16px;
  margin-bottom: 12px; background: var(--accent-bg);
}
.practice:last-child { margin-bottom: 0; }
.pr-task { display: flex; gap: 11px; align-items: flex-start; font-size: 14px; color: var(--text); line-height: 1.65; }
.pr-badge {
  flex-shrink: 0; font-size: 10.5px; font-weight: 700; letter-spacing: .5px;
  background: var(--accent); color: #fff; padding: 4px 10px; border-radius: 999px; margin-top: 1px;
}
.pr-det { margin-top: 10px; }
.pr-det summary {
  cursor: pointer; font-size: 12.5px; color: var(--accent-soft); font-weight: 600;
  list-style: none; user-select: none; padding: 6px 0; display: inline-block;
}
.pr-det summary::-webkit-details-marker { display: none; }
.pr-det summary:hover { text-decoration: underline; }
.pr-det[open] summary { margin-bottom: 6px; }
.pr-det > div {
  font-size: 13px; color: var(--text-dim); line-height: 1.7; padding: 10px 14px;
  background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 8px;
}

/* ---- 実践シナリオ -------------------------------------------------------- */
.scenario { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: var(--radius); margin-bottom: 16px; overflow: hidden; }
.scenario-head {
  display: flex; align-items: center; gap: 12px; padding: 18px 20px; cursor: pointer; user-select: none;
}
.scenario-head:hover { background: var(--bg-elev2); }
.scenario-head .s-num {
  width: 30px; height: 30px; border-radius: 8px; background: var(--accent-bg); color: var(--accent-soft);
  display: grid; place-items: center; font-family: var(--mono); font-weight: 700; flex-shrink: 0; font-size: 13px;
}
.scenario-head h3 { margin: 0; font-size: 15.5px; flex: 1; }
.scenario-head .chev { color: var(--text-faint); transition: transform .2s; }
.scenario.open .scenario-head .chev { transform: rotate(90deg); }
.scenario-body { display: none; padding: 4px 20px 22px; border-top: 1px solid var(--border-soft); }
.scenario.open .scenario-body { display: block; animation: fade .2s; }
.scenario-goal { color: var(--text-dim); font-size: 13.5px; margin: 14px 0 18px; padding: 11px 14px; background: var(--accent-bg); border-radius: 8px; border-left: 3px solid var(--accent); }
.steps { list-style: none; margin: 0; padding: 0; }
.step { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px dashed var(--border-soft); }
.step:last-child { border-bottom: none; }
.step .step-n { width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--accent); color: var(--accent-soft);
  display: grid; place-items: center; font-size: 12px; font-family: var(--mono); flex-shrink: 0; margin-top: 2px; }
.step .step-main { flex: 1; min-width: 0; }
.step .step-cmd { font-family: var(--mono); font-size: 13px; color: #ece6df; background: var(--bg-term);
  border: 1px solid #000; border-radius: 6px; padding: 7px 11px; display: inline-block; margin-bottom: 6px; word-break: break-all; }
.step .step-why { color: var(--text-dim); font-size: 13px; margin: 0; }
.scenario-outcome { margin-top: 18px; padding: 13px 16px; background: rgba(108,193,142,.08); border: 1px solid rgba(108,193,142,.25);
  border-radius: 8px; font-size: 13.5px; color: var(--text); }
.scenario-outcome strong { color: var(--green); }
[data-theme="light"] .scenario-outcome strong { color: #1f7a4d; }

/* ===== つくって学ぶ（実装レシピ：実務直結） ===== */
.recipe { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: var(--radius); margin-bottom: 16px; overflow: hidden; }
.recipe-head { display: flex; align-items: center; gap: 12px; padding: 18px 20px; cursor: pointer; user-select: none; }
.recipe-head:hover { background: var(--bg-elev2); }
.recipe-head .s-num { width: 30px; height: 30px; border-radius: 8px; background: var(--accent-bg); color: var(--accent-soft);
  display: grid; place-items: center; font-family: var(--mono); font-weight: 700; flex-shrink: 0; font-size: 13px; }
.recipe-head h3 { margin: 0; font-size: 15.5px; flex: 1; min-width: 0; }
.recipe-head .recipe-time { color: var(--text-faint); font-size: 12px; white-space: nowrap; }
.recipe-head .chev { color: var(--text-faint); transition: transform .2s; }
.recipe.open .recipe-head .chev { transform: rotate(90deg); }
.recipe-body { display: none; padding: 4px 20px 22px; border-top: 1px solid var(--border-soft); }
.recipe.open .recipe-body { display: block; animation: fade .2s; }
.rcp-why { color: var(--text-dim); font-size: 13px; margin: 12px 0 4px; padding: 10px 14px; background: var(--bg-elev2); border-radius: 8px; line-height: 1.6; }
.rcp-block { margin: 18px 0; }
.rcp-block h4 { margin: 0 0 10px; font-size: 13.5px; color: var(--text); }
/* 成果物（コピペ可の実物ファイル） */
.rcp-artifact { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; margin: 16px 0 4px; background: var(--bg-term); }
.rcp-art-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 12px; background: rgba(255,255,255,.04); border-bottom: 1px solid #000; }
.rcp-art-path { font-family: var(--mono); font-size: 12.5px; color: var(--accent-soft); word-break: break-all; }
.rcp-art-btns { display: flex; gap: 6px; flex-shrink: 0; }
.rcp-copy, .rcp-dl { background: var(--accent-bg); border: 1px solid var(--accent); color: var(--accent-soft); border-radius: 6px; padding: 4px 12px; font-size: 12px; cursor: pointer; white-space: nowrap; }
.rcp-copy:hover, .rcp-dl:hover { background: var(--accent); color: #04140b; }
.rcp-copy.done { background: var(--green); color: #04140b; border-color: var(--green); }
/* 道場で試す アクション */
.rcp-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 14px 0 4px; }
.rcp-actions .rcp-dojo { padding: 7px 14px; font-size: 13px; }
.rcp-actions-note { font-size: 12px; color: var(--text-dim); }
.rcp-art-code { margin: 0; padding: 14px; overflow-x: auto; }
.rcp-art-code code { font-family: var(--mono); font-size: 12.5px; color: #ece6df; white-space: pre; line-height: 1.6; }
/* 各部の意味 */
.rcp-parts { list-style: none; margin: 0; padding: 0; }
.rcp-parts li { display: flex; flex-wrap: wrap; gap: 4px 10px; padding: 8px 0; border-bottom: 1px dashed var(--border-soft); font-size: 13px; }
.rcp-parts li:last-child { border-bottom: none; }
.rcp-part-k { font-family: var(--mono); font-size: 12px; color: var(--accent-soft); background: var(--accent-bg); border-radius: 5px; padding: 2px 8px; align-self: start; }
.rcp-part-v { color: var(--text-dim); flex: 1; min-width: 180px; line-height: 1.6; }
/* よくある失敗 */
.rcp-pitfalls { list-style: none; margin: 0; padding: 0; }
.rcp-pitfalls li { padding: 9px 0; border-bottom: 1px dashed var(--border-soft); font-size: 13px; }
.rcp-pitfalls li:last-child { border-bottom: none; }
.rcp-pf-p { display: block; color: var(--text); }
.rcp-pf-fix { display: block; color: var(--text-dim); margin-top: 3px; }
.rcp-note { margin-top: 14px; font-size: 12.5px; color: var(--text-dim); padding: 9px 13px; border: 1px dashed var(--border); border-radius: 8px; line-height: 1.6; }
.recipe-empty { color: var(--text-dim); padding: 20px; text-align: center; }
/* 実務シナリオの拡張ブロック（状況／Before→After／つまずき・リカバリ／判断の分岐） */
.scenario-context { color: var(--text-dim); font-size: 13px; margin: 0 0 14px; padding: 10px 14px;
  background: var(--bg-elev2); border-radius: 8px; border-left: 3px solid var(--text-faint); }
.scenario-context strong { color: var(--text); }
.scenario-ba { display: flex; align-items: stretch; gap: 8px; margin: 0 0 16px; flex-wrap: wrap; }
.ba-cell { flex: 1 1 200px; font-size: 12.5px; padding: 9px 12px; border-radius: 8px; color: var(--text-dim); }
.ba-before { background: rgba(227,96,73,.08); border: 1px solid rgba(227,96,73,.22); }
.ba-after { background: rgba(108,193,142,.08); border: 1px solid rgba(108,193,142,.25); }
.ba-tag { display: block; font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 3px; color: var(--text-faint); }
.ba-arrow { align-self: center; color: var(--text-faint); font-weight: 700; flex-shrink: 0; }
.step-pitfall { color: var(--text-dim); font-size: 12.5px; margin: 6px 0 0; }
.step-pitfall strong { color: var(--text); }
.step-recover { color: var(--text-dim); font-size: 12.5px; margin: 3px 0 0; }
.step-recover strong { color: var(--text); }
.scenario-decision { margin-top: 16px; padding: 11px 14px; background: var(--accent-bg); border-radius: 8px;
  border-left: 3px solid var(--accent-soft); font-size: 13px; color: var(--text); }
.scenario-decision strong { color: var(--accent-soft); }

/* ===== コマンド道場（体験シミュレータ） ===== */
.dojo-note { display: block; font-size: 11.5px; color: var(--text-faint); margin-top: 5px; }
/* 端末は常時ダーク。文字色はテーマに依らず固定の明色（ライトでも dark-on-dark にしない） */
.dojo-wrap { display: block; }
.dojo-side-title { font-weight: 800; font-size: 13.5px; margin-bottom: 10px; color: var(--text); }
.dojo-missions { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; margin-bottom: 16px; }
.dojo-main { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: var(--bg-term); box-shadow: var(--shadow); }
.dojo-termbar { display: flex; align-items: center; gap: 7px; padding: 9px 13px; background: #2a2520; border-bottom: 1px solid #000; }
.dojo-termbar .dot { width: 11px; height: 11px; border-radius: 50%; }
.dojo-termbar .dot.r { background: #e36049; } .dojo-termbar .dot.y { background: #e3b341; } .dojo-termbar .dot.g { background: #6cc18e; }
.dojo-termtitle { font-family: var(--mono); font-size: 12px; color: #9d917f; margin-left: 6px; }
.dojo-reset { margin-left: auto; background: #3a332b; color: #e8e0d4; border: 1px solid #4a4136; border-radius: 7px; padding: 4px 10px; font-size: 12px; font-weight: 700; cursor: pointer; }
.dojo-reset:hover { border-color: var(--accent-soft); }
.dojo-term { min-height: 340px; max-height: 56vh; overflow-y: auto; padding: 13px 15px; font-family: var(--mono); font-size: 13px; line-height: 1.75; background: var(--bg-term); }
.dojo-term .line { white-space: pre-wrap; word-break: break-word; }
.dojo-term .line.blank { height: .6em; }
.dojo-inputrow { display: flex; align-items: center; gap: 9px; padding: 11px 15px; border-top: 1px solid #000; background: var(--bg-term); }
.dojo-prompt { color: #ffb168; font-family: var(--mono); font-weight: 800; font-size: 15px; }
.dojo-input { flex: 1; min-width: 0; background: transparent; border: 0; color: #f1ece4; font-family: var(--mono); font-size: 14px; outline: none; padding: 4px 0; caret-color: #ffb168; }
.dojo-input::placeholder { color: #8a7f70; }
.dojo-suggest { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; padding: 9px 15px 2px; background: var(--bg-term); }
.dsg-label { font-size: 11px; color: #9d917f; font-family: var(--mono); margin-right: 2px; }
.dojo-chip { font-family: var(--mono); font-size: 12px; color: #e8e0d4; background: #2a2520; border: 1px solid #4a4136; border-radius: 7px; padding: 3px 9px; cursor: pointer; white-space: nowrap; }
.dojo-chip:hover { border-color: var(--code-term); color: #fff; }
.dojo-chip.hot { border-color: var(--code-term); color: var(--code-term); background: rgba(255,255,255,.05); font-weight: 700; }
.dojo-chip.hot::before { content: "★ "; }
.dojo-mission { display: flex; gap: 9px; text-align: left; background: var(--bg-elev); border: 1px solid var(--border); border-radius: 9px; padding: 10px 11px; cursor: pointer; color: var(--text); align-items: flex-start; }
.dojo-mission:hover { border-color: var(--accent); }
.dojo-mission.active { border-color: var(--accent); background: var(--accent-bg); }
.dojo-mission.done { opacity: .62; }
.dojo-mission.done.active { opacity: 1; }
.dm-ico { font-size: 16px; flex-shrink: 0; }
.dm-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.dm-title { font-weight: 700; font-size: 13px; }
.dm-lv { font-size: 9.5px; padding: 1px 6px; margin-right: 6px; border-radius: 5px; vertical-align: middle; }
.dm-goal { font-size: 11.5px; color: var(--text-dim); line-height: 1.5; }
.dm-hint { font-size: 11px; color: var(--accent-soft); margin-top: 3px; line-height: 1.5; }
@media (max-width: 640px) { .dojo-term { min-height: 280px; } }

/* ===== クロスツール対訳（Rosetta） ===== */
.rosetta-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.ros-chip { background: var(--bg-elev); color: var(--text-dim); border: 1px solid var(--border); border-radius: 999px; padding: 5px 13px; font-size: 12.5px; font-weight: 700; cursor: pointer; }
.ros-chip:hover { color: var(--text); border-color: var(--accent); }
.ros-chip.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.ros-card { border: 1px solid var(--border); border-radius: 12px; background: var(--panel); padding: 14px 16px; margin-bottom: 14px; }
.ros-concept { font-weight: 800; font-size: 15px; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ros-cat { font-size: 10.5px; font-weight: 700; color: var(--accent-soft); background: var(--accent-bg); border: 1px solid rgba(var(--accent-rgb), .25); border-radius: 999px; padding: 2px 9px; }
.ros-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ros-col { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 9px; padding: 10px 12px; min-width: 0; }
.ros-claude { border-left: 3px solid #b8573a; }
.ros-codex { border-left: 3px solid #6d4aae; }
.ros-tool { font-size: 11.5px; font-weight: 800; color: var(--text-dim); margin-bottom: 6px; }
.ros-cmd { display: inline-block; font-family: var(--mono); font-size: 12.5px; color: var(--code-term); background: var(--bg-term); border: 1px solid #000; border-radius: 6px; padding: 3px 8px; margin-bottom: 6px; word-break: break-all; max-width: 100%; }
.ros-col p { margin: 0; font-size: 12.5px; color: var(--text-dim); line-height: 1.55; }
.ros-gotcha { margin-top: 11px; font-size: 12.5px; color: var(--text); background: rgba(227,179,65,.10); border: 1px solid rgba(227,179,65,.3); border-radius: 8px; padding: 9px 12px; }

/* ===== インシデント演習 ===== */
.inc-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.inc-card { text-align: left; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; cursor: pointer; color: var(--text); display: flex; flex-direction: column; gap: 8px; }
.inc-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.inc-card h3 { margin: 0; font-size: 16px; }
.inc-card p { margin: 0; font-size: 13px; color: var(--text-dim); line-height: 1.6; }
.inc-go { color: var(--accent-soft); font-weight: 700; font-size: 13px; margin-top: auto; }
.inc-play { width: 100%; }
.inc-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; font-size: 14px; }
.inc-quit { background: transparent; border: 1px solid var(--border); border-radius: 7px; color: var(--text-dim); padding: 4px 10px; cursor: pointer; font-size: 12px; }
.inc-step { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.inc-q { font-size: 15.5px; font-weight: 600; margin: 0 0 16px; line-height: 1.7; }
.inc-choices { display: flex; flex-direction: column; gap: 10px; }
.inc-choice { text-align: left; background: var(--bg-elev); border: 1px solid var(--border); border-radius: 9px; padding: 12px 14px; cursor: pointer; color: var(--text); font-size: 13.5px; line-height: 1.5; }
.inc-choice:hover { border-color: var(--accent); background: var(--accent-bg); }
.inc-outcome { margin: 14px 0; padding: 12px 14px; background: var(--accent-bg); border-left: 3px solid var(--accent-soft); border-radius: 8px; font-size: 13.5px; }
.inc-score { font-size: 15px; margin: 10px 0; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.inc-score b { color: var(--accent-soft); font-size: 20px; }
.inc-grade { font-size: 13px; font-weight: 700; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--border); letter-spacing: .02em; }
.inc-grade.grade-S { color: #2a1e00; background: linear-gradient(90deg, #f0c14b, #ffe08a); border-color: #ffe08a; }
.inc-grade.grade-A { color: #10331f; background: #7ee0a6; border-color: #7ee0a6; }
.inc-grade.grade-B { color: #10283f; background: #8fc8f0; border-color: #8fc8f0; }
.inc-grade.grade-C { color: #3f2d10; background: #f0d08f; border-color: #f0d08f; }
.inc-grade.grade-D { color: #fff; background: #d0596a; border-color: #d0596a; }
.inc-scorehelp { font-size: 12px; color: var(--text-dim); line-height: 1.6; margin: 0 0 12px; }
.inc-scorehelp b { color: var(--text); font-weight: 700; }
/* 判断の内訳（1手ごとの採点解説） */
.inc-breakdown { border: 1px solid var(--border); border-radius: 10px; background: var(--bg-elev); margin: 6px 0 4px; overflow: hidden; }
.inc-breakdown > summary { cursor: pointer; padding: 11px 14px; font-size: 13px; font-weight: 700; color: var(--text); list-style: none; }
.inc-breakdown > summary::-webkit-details-marker { display: none; }
.inc-breakdown > summary::before { content: "▸ "; color: var(--accent-soft); }
.inc-breakdown[open] > summary::before { content: "▾ "; }
.inc-breakdown ol { margin: 0; padding: 0 14px 12px; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.inc-bd-row { border-left: 3px solid var(--border); border-radius: 6px; background: var(--panel); padding: 9px 12px; }
.inc-bd-row.v-good { border-left-color: #3fae6b; }
.inc-bd-row.v-ok { border-left-color: #d6a53a; }
.inc-bd-row.v-bad { border-left-color: #d0596a; }
.inc-bd-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.inc-bd-step { font-size: 13px; font-weight: 700; color: var(--text); }
.inc-bd-verdict { font-size: 12.5px; font-weight: 700; white-space: nowrap; }
.inc-bd-verdict b { font-variant-numeric: tabular-nums; }
.v-good .inc-bd-verdict { color: #3fae6b; }
.v-ok .inc-bd-verdict { color: #d6a53a; }
.v-bad .inc-bd-verdict { color: #d0596a; }
.inc-bd-choice { font-size: 12.5px; color: var(--text); margin-top: 5px; line-height: 1.55; }
.inc-bd-why { font-size: 12px; color: var(--text-dim); margin-top: 4px; line-height: 1.6; }
.inc-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

/* ===== 習熟マップ（コーチ） ===== */
.coach-empty { border: 1px dashed var(--border); border-radius: 10px; background: var(--bg-elev); padding: 13px 16px; margin-bottom: 16px; font-size: 13.5px; color: var(--text-dim); }
.coach-overall { font-size: 15px; margin-bottom: 16px; }
.coach-overall b { color: var(--accent-soft); font-size: 22px; }
.coach-heat { display: flex; flex-direction: column; gap: 9px; margin-bottom: 22px; }
.coach-row { display: grid; grid-template-columns: 168px 1fr 92px; align-items: center; gap: 12px; }
.coach-label { font-size: 13px; color: var(--text); }
.coach-bar { height: 14px; background: var(--bg-elev2); border-radius: 999px; overflow: hidden; border: 1px solid var(--border-soft); }
.coach-bar span { display: block; height: 100%; background: var(--accent); border-radius: 999px; min-width: 2px; }
.coach-pct { font-size: 12.5px; font-family: var(--mono); color: var(--text-dim); text-align: right; }
.coach-pct small { color: var(--text-faint); }
.coach-dojo { border: 1px solid var(--border); border-radius: 12px; background: var(--panel); padding: 16px; }
.coach-dojo-title { font-weight: 800; margin-bottom: 10px; }
.coach-drill { margin: 0 0 12px; padding: 0; list-style: none; }
.coach-drill li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--border-soft); font-size: 13px; color: var(--text-dim); }
.coach-drill li:last-child { border-bottom: none; }
.coach-clear { color: var(--text); font-size: 14px; }
.coach-tip { font-size: 13px; color: var(--text-dim); margin: 6px 0 0; }
@media (max-width: 640px) { .ros-cols { grid-template-columns: 1fr; } .coach-row { grid-template-columns: 104px 1fr 66px; gap: 8px; } }
.level-tag { font-size: 11px; padding: 3px 10px; border-radius: 999px; font-family: var(--mono); }

/* ---- 学習チェックリスト -------------------------------------------------- */
.progress-overview { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 22px; margin-bottom: 26px; }
.progress-overview .po-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.progress-overview .po-pct { font-size: 30px; font-weight: 700; color: var(--accent-soft); font-family: var(--mono); }
.progress-bar { height: 12px; background: var(--bg-term); border-radius: 999px; overflow: hidden; border: 1px solid var(--border); }
.progress-bar .fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--green)); width: 0; transition: width .5s ease; border-radius: 999px; }
.po-note { font-size: 12.5px; color: var(--text-dim); margin-top: 10px; }
.reset-link { font-size: 12px; color: var(--text-faint); cursor: pointer; background: none; border: none; font-family: var(--sans); text-decoration: underline; }

.check-group { margin-bottom: 26px; }
.check-group h3 { font-size: 16px; display: flex; align-items: center; gap: 10px; margin: 0 0 4px; }
.check-group .cg-sub { color: var(--text-dim); font-size: 12.5px; margin: 0 0 14px; }
.check-item {
  display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px; background: var(--bg-elev);
  border: 1px solid var(--border-soft); border-radius: 9px; margin-bottom: 8px; cursor: pointer; transition: all .12s;
}
.check-item:hover { border-color: var(--text-faint); }
/* 自作interactive要素に角丸一致の高視認フォーカスリング＋固定ヘッダ回避 */
.check-item:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 9px; scroll-margin-top: 80px; }
.check-item.done { opacity: .62; }
.check-item.done .ci-text { text-decoration: line-through; color: var(--text-faint); }
.check-box {
  width: 21px; height: 21px; border-radius: 6px; border: 2px solid var(--border); flex-shrink: 0; margin-top: 1px;
  display: grid; place-items: center; transition: all .14s; font-size: 13px; color: transparent;
}
.check-item.done .check-box { background: var(--green); border-color: var(--green); color: #14110e; }
.ci-text { font-size: 13.5px; }
.ci-text code { font-family: var(--mono); background: var(--bg-elev2); padding: 1px 6px; border-radius: 5px; font-size: 12.5px; color: var(--accent-soft); }

/* ---- 進捗バックアップ ---------------------------------------------------- */
.backup-panel {
  margin-top: 30px; background: var(--bg-elev); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 22px;
}
[data-theme="light"] .backup-panel { box-shadow: 0 1px 3px rgba(120,100,80,.07); }
.backup-panel h3 { margin: 0 0 8px; font-size: 16px; }
.backup-panel p { margin: 0 0 16px; font-size: 13px; color: var(--text-dim); line-height: 1.7; }
.backup-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.backup-actions .btn { cursor: pointer; }
.backup-msg { margin-top: 12px; font-size: 13px; min-height: 18px; color: var(--text-dim); }
.backup-msg.ok { color: var(--green); }
.backup-msg.err { color: var(--red); }
[data-theme="light"] .backup-msg.ok { color: #1f7a4d; }
[data-theme="light"] .backup-msg.err { color: #b8331e; }

/* ---- FAQ / 落とし穴 ------------------------------------------------------ */
.faq-item { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 10px; margin-bottom: 10px; overflow: hidden; }
.faq-q { padding: 16px 18px; cursor: pointer; display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 14px; user-select: none; }
.faq-q:hover { background: var(--bg-elev2); }
.faq-q .q-ico { color: var(--yellow); flex-shrink: 0; }
.faq-q .chev { margin-left: auto; color: var(--text-faint); transition: transform .2s; }
.faq-item.open .faq-q .chev { transform: rotate(90deg); }
.faq-a { display: none; padding: 0 18px 18px 46px; color: var(--text-dim); font-size: 13.5px; }
.faq-item.open .faq-a { display: block; animation: fade .2s; }
.faq-a code { font-family: var(--mono); background: var(--bg-elev2); padding: 1px 6px; border-radius: 5px; font-size: 12.5px; color: var(--accent-soft); }

/* ---- はじめに（クイックスタート） ---------------------------------------- */
.qs-step { display: flex; gap: 18px; margin-bottom: 8px; }
.qs-rail { display: flex; flex-direction: column; align-items: center; }
.qs-num { width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: #fff; display: grid; place-items: center; font-weight: 700; font-family: var(--mono); flex-shrink: 0; }
.qs-line { width: 2px; flex: 1; background: var(--border); margin: 6px 0; }
.qs-step:last-child .qs-line { display: none; }
.qs-content { flex: 1; padding-bottom: 26px; min-width: 0; }
.qs-content h3 { margin: 4px 0 8px; font-size: 16px; }
.qs-content p { color: var(--text-dim); font-size: 13.5px; margin: 0 0 12px; }

.callout { display: flex; gap: 12px; padding: 14px 16px; border-radius: 10px; margin: 14px 0; font-size: 13.5px; border: 1px solid; }
.callout.info { background: rgba(111,168,220,.08); border-color: rgba(111,168,220,.3); color: var(--text); }
.callout.tip { background: rgba(108,193,142,.08); border-color: rgba(108,193,142,.3); color: var(--text); }
.callout.warn { background: rgba(227,179,65,.08); border-color: rgba(227,179,65,.3); color: var(--text); }
.callout .c-ico { font-size: 16px; flex-shrink: 0; }

/* ---- 全量リファレンス ---------------------------------------------------- */
/* ===== 全量リファレンス（カード式・折りたたみ） ===== */
.ref-toolbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.ref-search { max-width: 460px; flex: 1; min-width: 240px; }
.chip-n { font-size: 10px; opacity: .85; font-family: var(--mono); background: rgba(255,255,255,.07); border-radius: 999px; padding: 0 6px; margin-left: 3px; }
[data-theme="light"] .chip-n { background: rgba(0,0,0,.06); }

/* セクションナビ（トップバー直下にスティッキー。topはトップバー実高≈63pxに合わせ重なり回避） */
.ref-nav {
  position: sticky; top: 63px; z-index: 6;
  background: color-mix(in srgb, var(--bg) 96%, transparent); backdrop-filter: blur(8px);
  padding: 10px 0; margin: 0 0 16px; border-bottom: 1px solid var(--border-soft);
}
/* スティッキー帯（トップバー+ナビ）の裏にフォーカス対象が隠れないよう退避 */
.ref-card, .ref-row { scroll-margin-top: 150px; }
.ref-nav .filter-row { gap: 7px; row-gap: 8px; }

/* セクションカード */
.ref-card { border: 1px solid var(--border-soft); border-radius: 14px; background: var(--bg-elev); margin-bottom: 14px; overflow: hidden; }
.ref-card-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  width: 100%; text-align: left; background: var(--bg-elev2); border: 0;
  border-bottom: 1px solid var(--border-soft);
  padding: 13px 16px; color: var(--text); font-family: var(--sans);
}
button.ref-card-head { cursor: pointer; }
button.ref-card-head:hover { background: color-mix(in srgb, var(--accent) 12%, var(--bg-elev2)); }
button.ref-card-head:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.rc-icon { font-size: 19px; line-height: 1; }
.rc-title { font-weight: 800; font-size: 15px; }
.rc-count { font-family: var(--mono); font-size: 11.5px; color: var(--accent-soft); background: var(--accent-bg); border: 1px solid rgba(var(--accent-rgb),.25); border-radius: 999px; padding: 1px 9px; }
.rc-blurb { color: var(--text-dim); font-size: 12.5px; font-weight: 400; flex: 1; min-width: 160px; }
.rc-chev { color: var(--text-faint); transition: transform .18s ease; font-size: 13px; margin-left: auto; }
.ref-card.collapsed .rc-chev { transform: rotate(-90deg); }
.ref-card.collapsed .ref-card-body { display: none; }
.ref-card-body { padding: 9px 10px 11px; }

/* サブ見出し */
.ref-sub {
  font-size: 12px; font-weight: 800; color: var(--accent-soft); letter-spacing: .2px;
  margin: 13px 6px 7px; padding-left: 9px; border-left: 3px solid var(--accent);
}
.ref-card-body > .ref-sub:first-child { margin-top: 4px; }

/* 行（コマンド + 説明） */
.ref-row { background: var(--bg); padding: 9px 12px; border-radius: 9px; border: 1px solid transparent; }
.ref-row + .ref-row { margin-top: 5px; }
.ref-row .rr-main { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin-bottom: 3px; }
.ref-cmd {
  font-family: var(--mono); font-size: 13.5px; font-weight: 700; color: var(--code-term);
  background: var(--bg-term); border: 1px solid var(--border); border-radius: 7px; padding: 2px 9px; word-break: break-word;
}
.ref-desc { font-size: 13.5px; color: var(--text-dim); line-height: 1.62; }
.ref-row.linked { cursor: pointer; }
.ref-row.linked:hover { background: var(--accent-bg); border-color: rgba(var(--accent-rgb),.35); }
.ref-row.linked:hover .ref-cmd { border-color: var(--accent); }
.ref-row.linked:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.ref-row.removed { opacity: .85; }
.ref-row.removed .ref-cmd { text-decoration: line-through; color: var(--text-faint); }
.ref-alias { font-family: var(--mono); font-size: 11px; color: var(--text-faint); }
.ref-removed { font-size: 10.5px; font-weight: 700; color: #ff9580; border: 1px solid rgba(227,96,73,.45); border-radius: 999px; padding: 1px 8px; }
[data-theme="light"] .ref-removed { color: #b8331e; background: rgba(179,51,30,.08); }
.ref-book { font-size: 11px; font-weight: 700; color: var(--accent-soft); background: var(--accent-bg); border: 1px solid rgba(var(--accent-rgb),.3); border-radius: 999px; padding: 1px 9px; margin-left: auto; }
/* 📖詳細ピルは“明るい”半透明背景なので、ライトでは文字を濃いオレンジにしてAAを確保。
   （コマンドピル .ref-cmd は背景が常にダークなので --code-term の明るいオレンジを使う） */
[data-theme="light"] .ref-book { color: var(--accent-soft); background: rgba(var(--accent-rgb),.12); border-color: rgba(var(--accent-rgb),.32); }
.ref-desc code, .ref-cmd code { font-family: var(--mono); }
@media (max-width: 640px) {
  .ref-nav { top: 59px; }
  .ref-card, .ref-row { scroll-margin-top: 140px; }
  .ref-card-head { padding: 12px 13px; }
  .rc-blurb { flex-basis: 100%; }
}

/* ---- 信頼性・変更履歴 ---------------------------------------------------- */
.verified-badge {
  font-size: 11px; font-weight: 700; color: var(--green); white-space: nowrap;
  background: rgba(108,193,142,.12); border: 1px solid rgba(108,193,142,.3);
  border-radius: 999px; padding: 3px 10px;
}
[data-theme="light"] .verified-badge { color: #1f7a4d; }
.verified-badge.big { font-size: 13px; padding: 5px 14px; }
.m-block.trust { background: var(--bg-elev2); border: 1px solid var(--border-soft); border-radius: 10px; padding: 14px 16px; }
.trust-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.doc-link { font-size: 13px; font-weight: 600; color: var(--accent-soft); }
.trust-note { font-size: 12px; color: var(--text-dim); margin: 10px 0 0; line-height: 1.6; }

.trust-panel { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 20px 22px; margin-bottom: 26px; }
[data-theme="light"] .trust-panel { box-shadow: 0 1px 3px rgba(120,100,80,.07); }
.tp-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 12px; }
.tp-date { font-size: 13px; color: var(--text-dim); font-family: var(--mono); }
.tp-links { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 10px; }
.tp-links a { font-size: 13.5px; font-weight: 600; }
.tp-note { font-size: 12.5px; color: var(--text-dim); margin: 0; line-height: 1.7; }

.cl-row {
  display: grid; grid-template-columns: auto auto minmax(140px, 0.4fr) 1fr; gap: 8px 14px; align-items: start;
  padding: 11px 14px; border-radius: 9px; border: 1px solid var(--border-soft); margin-bottom: 8px; background: var(--bg-elev);
}
.cl-ver { font-family: var(--mono); font-size: 12px; color: var(--text-faint); white-space: nowrap; }
.cl-tag { font-size: 10.5px; font-weight: 700; border-radius: 999px; padding: 2px 9px; white-space: nowrap; align-self: center; }
.cl-tag-removed { color: var(--red); background: rgba(227,96,73,.12); border: 1px solid rgba(227,96,73,.35); }
.cl-tag-added { color: var(--green); background: rgba(108,193,142,.12); border: 1px solid rgba(108,193,142,.35); }
.cl-tag-changed { color: var(--yellow); background: rgba(227,179,65,.12); border: 1px solid rgba(227,179,65,.35); }
.cl-tag-note { color: var(--blue); background: rgba(111,168,220,.12); border: 1px solid rgba(111,168,220,.35); }
[data-theme="light"] .cl-tag-removed { color: #b8331e; }
[data-theme="light"] .cl-tag-added { color: #1f7a4d; }
[data-theme="light"] .cl-tag-changed { color: #7a5500; }
[data-theme="light"] .cl-tag-note { color: #2c6a9e; }
.cl-cmd { font-family: var(--mono); font-size: 13px; color: var(--accent-soft); word-break: break-word; }
.cl-cmd.removed { text-decoration: line-through; color: var(--text-faint); }
.cl-note { font-size: 13px; color: var(--text-dim); line-height: 1.6; }
@media (max-width: 640px) { .cl-row { grid-template-columns: 1fr; gap: 4px; } }

/* ---- 環境バッジ / デスクトップノート ------------------------------------ */
.badge.env { background: rgba(111,168,220,.14); color: var(--blue); border: 1px solid rgba(111,168,220,.32); }
.badge.env-desk { background: rgba(180,142,173,.14); color: var(--purple); border-color: rgba(180,142,173,.32); }
[data-theme="light"] .badge.env { color: #2c6a9e; background: rgba(44,106,158,.1); border-color: rgba(44,106,158,.35); }
[data-theme="light"] .badge.env-desk { color: #7d4f77; background: rgba(125,79,119,.1); border-color: rgba(125,79,119,.35); }
/* 対応環境フィルタの補助リンク */
.filter-envlink { font-size: 12px; color: var(--blue); text-decoration: none; margin-left: 4px; white-space: nowrap; align-self: center; }
.filter-envlink:hover { text-decoration: underline; }
[data-theme="light"] .filter-envlink { color: #2c6a9e; }
/* モーダル冒頭の環境コールアウト */
.m-envnote { display: block; margin: -4px 0 14px; padding: 10px 13px; border-radius: 10px; font-size: 13px; line-height: 1.6;
  background: rgba(111,168,220,.12); border: 1px solid rgba(111,168,220,.3); color: var(--text); }
.m-envnote.desk { background: rgba(180,142,173,.12); border-color: rgba(180,142,173,.3); }
.m-envnote a { color: var(--blue); text-decoration: none; margin-left: 6px; white-space: nowrap; }
.m-envnote.desk a { color: var(--purple); }
.m-envnote a:hover { text-decoration: underline; }
[data-theme="light"] .m-envnote { background: rgba(44,106,158,.08); border-color: rgba(44,106,158,.3); }
[data-theme="light"] .m-envnote a { color: #2c6a9e; }
.badge.removed { background: rgba(227,96,73,.16); color: #ff9580; border: 1px solid rgba(227,96,73,.4); font-weight: 700; }
[data-theme="light"] .badge.removed { color: #b3402c; background: rgba(179,64,44,.1); border-color: rgba(179,64,44,.4); }
.cmd-card:has(.badge.removed) { opacity: .82; }
.cmd-card:has(.badge.removed) .cmd-name { text-decoration: line-through; text-decoration-color: rgba(227,96,73,.6); }
/* 危険（現役だが要注意。廃止ではないので打ち消し線は付けない） */
.badge.danger { background: rgba(227,179,65,.18); color: #f0c44a; border: 1px solid rgba(227,179,65,.5); font-weight: 700; }
[data-theme="light"] .badge.danger { color: #7a5a00; background: rgba(122,90,0,.10); border-color: rgba(122,90,0,.4); }
/* 危険度ランク（色が濃いほど高リスク） */
.badge.danger.dlv-1 { color: #6cc18e; background: rgba(108,193,142,.14); border-color: rgba(108,193,142,.45); }
.badge.danger.dlv-2 { color: #6fa8dc; background: rgba(111,168,220,.14); border-color: rgba(111,168,220,.45); }
.badge.danger.dlv-3 { color: #f0a44a; background: rgba(227,150,65,.16); border-color: rgba(227,150,65,.5); }
.badge.danger.dlv-4 { color: #ff9580; background: rgba(227,96,73,.16); border-color: rgba(227,96,73,.5); }
.badge.danger.dlv-5 { color: #ff7a6a; background: rgba(200,40,40,.20); border-color: rgba(220,70,60,.6); }
[data-theme="light"] .badge.danger.dlv-1 { color: #1f7a4d; background: rgba(31,122,77,.10); border-color: rgba(31,122,77,.4); }
[data-theme="light"] .badge.danger.dlv-2 { color: #2b5f8a; background: rgba(43,95,138,.10); border-color: rgba(43,95,138,.4); }
[data-theme="light"] .badge.danger.dlv-3 { color: #9a5300; background: rgba(154,83,0,.10); border-color: rgba(154,83,0,.4); }
[data-theme="light"] .badge.danger.dlv-4 { color: #b3402c; background: rgba(179,64,44,.10); border-color: rgba(179,64,44,.45); }
[data-theme="light"] .badge.danger.dlv-5 { color: #99231a; background: rgba(153,35,26,.12); border-color: rgba(153,35,26,.5); }
/* 危険度の凡例（よくあるつまずき冒頭） */
.danger-legend { border: 1px solid var(--border); border-radius: 12px; background: var(--panel); padding: 16px; margin-bottom: 18px; }
.dl-title { font-weight: 800; margin-bottom: 12px; }
.dl-row { display: flex; align-items: center; gap: 12px; padding: 6px 0; border-bottom: 1px dashed var(--border-soft); }
.dl-row:last-of-type { border-bottom: none; }
.dl-row .badge.danger { flex-shrink: 0; min-width: 124px; text-align: center; }
.dl-desc { font-size: 12.5px; color: var(--text-dim); line-height: 1.5; }
.dl-note { font-size: 12.5px; color: var(--text-dim); margin: 12px 0 0; line-height: 1.6; }
.m-block.desknote {
  background: linear-gradient(180deg, rgba(111,168,220,.08), transparent);
  border: 1px solid rgba(111,168,220,.25); border-radius: 10px; padding: 14px 16px;
}
.m-block.desknote .m-label { color: var(--blue); }
[data-theme="light"] .m-block.desknote .m-label { color: #2c6a9e; }
.m-block.osnote {
  background: linear-gradient(180deg, rgba(108,193,142,.08), transparent);
  border: 1px solid rgba(108,193,142,.25); border-radius: 10px; padding: 14px 16px;
}
.m-block.osnote .m-label { color: var(--green); }
[data-theme="light"] .m-block.osnote .m-label { color: #1f7a4d; }

/* ---- コマンドクエスト ---------------------------------------------------- */

.quest-hero {
  background:
    radial-gradient(900px 300px at 100% -20%, rgba(var(--accent-rgb),.16), transparent 60%),
    var(--bg-elev);
  border: 1px solid var(--border-soft); border-radius: 16px; padding: 22px 24px; margin-bottom: 20px;
  display: grid; grid-template-columns: auto 1fr; gap: 18px 26px; align-items: center;
}
.qh-rank { display: flex; align-items: center; gap: 14px; }
.qh-icon {
  width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center; font-size: 32px;
  background: var(--accent-bg); border: 1px solid rgba(var(--accent-rgb),.3); flex-shrink: 0;
}
.qh-rankname { font-size: 19px; font-weight: 700; letter-spacing: .3px; }
.qh-blurb { font-size: 12px; color: var(--text-dim); }
.qh-xpwrap { grid-column: 1 / -1; }
.qh-xptop { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 7px; flex-wrap: wrap; gap: 4px; }
.qh-xp { font-family: var(--mono); font-size: 16px; font-weight: 700; color: var(--accent-soft); }
.qh-next { font-size: 12px; color: var(--text-dim); }
.qh-bar { height: 12px; background: var(--bg-term); border-radius: 999px; overflow: hidden; border: 1px solid var(--border); }
.qh-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--yellow)); border-radius: 999px; transition: width .5s ease; }
.qh-stats { grid-column: 1 / -1; display: flex; gap: 22px; align-items: center; flex-wrap: wrap; padding-top: 4px; border-top: 1px solid var(--border-soft); }
.qh-stat { text-align: center; }
.qh-stat .n { font-family: var(--mono); font-size: 18px; font-weight: 700; color: var(--text); }
.qh-stat .l { font-size: 11px; color: var(--text-faint); }
.qh-stats .reset-link { margin-left: auto; }

/* 定着パネル（連続日数・今日の目標・苦手） */
.daily-panel {
  display: grid; grid-template-columns: auto 1fr auto; gap: 14px 22px; align-items: center;
  background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 12px;
  padding: 14px 18px; margin-bottom: 18px;
}
[data-theme="light"] .daily-panel { box-shadow: 0 1px 3px rgba(120,100,80,.07); }
.dp-item { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.dp-streak { font-size: 20px; font-weight: 800; color: var(--yellow); font-family: var(--mono); }
[data-theme="light"] .dp-streak { color: #7a5500; }
.dp-lbl { font-size: 10.5px; color: var(--text-faint); }
.dp-goal { align-items: stretch; }
.dp-goal-top { font-size: 12.5px; color: var(--text-dim); margin-bottom: 6px; text-align: center; }
.dp-goal-top strong { color: var(--text); font-family: var(--mono); font-size: 14px; }
.dp-bar { height: 9px; background: var(--bg-term); border-radius: 999px; overflow: hidden; border: 1px solid var(--border); }
.dp-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--green)); border-radius: 999px; transition: width .5s ease; }
.dp-weakwrap { position: relative; }
.dp-weak { font-size: 20px; font-weight: 800; font-family: var(--mono); color: var(--text-faint); }
.dp-weak.has { color: var(--red); }
[data-theme="light"] .dp-weak.has { color: #b8331e; }
.dp-review-btn {
  margin-top: 4px; font-size: 11px; font-weight: 600; cursor: pointer;
  background: var(--accent-bg); color: var(--accent-soft); border: 1px solid rgba(var(--accent-rgb),.3);
  border-radius: 999px; padding: 3px 10px; font-family: var(--sans);
}
.dp-review-btn:hover { border-color: var(--accent); }
@media (max-width: 560px) { .daily-panel { grid-template-columns: 1fr 1fr; } .dp-goal { grid-column: 1 / -1; } }

/* チャレンジモードの統計（ライフ/スコア/コンボ/ベスト） */
.qh-challenge {
  grid-column: 1 / -1; display: flex; gap: 22px; align-items: center; flex-wrap: wrap;
  margin-top: 4px; padding-top: 12px; border-top: 1px solid var(--border-soft);
}
.qc-hearts { font-size: 20px; letter-spacing: 2px; }
.qc-hearts .heart.lost { filter: grayscale(1); opacity: .6; }
.qc-stat { display: flex; flex-direction: column; align-items: center; }
.qc-num { font-family: var(--mono); font-size: 20px; font-weight: 700; color: var(--text); }
.qc-num.combo { color: var(--yellow); }
.qc-num.timer { color: var(--green); }
.qc-num.timer.low { color: var(--red); animation: pulse .8s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .5; transform: scale(1.08); } }

/* タイムアタック開始画面 */
.ta-intro { text-align: center; padding: 32px 24px; }
.ta-title { font-size: 23px; font-weight: 800; letter-spacing: 1.5px; margin: 6px 0 14px; color: var(--accent-soft); }
.ta-rule { font-size: 14px; color: var(--text-dim); line-height: 1.85; margin-bottom: 16px; }
.qc-lbl { font-size: 11px; color: var(--text-faint); }

/* モード切替のヒント文 */
.mode-hint { font-size: 12px; color: var(--text-dim); margin-left: 4px; }

/* 実績バッジ棚 */
.badge-shelf { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 12px; padding: 14px 16px; margin-bottom: 18px; }
.bs-head { font-size: 13px; font-weight: 700; margin-bottom: 12px; color: var(--text); }
.bs-count { font-family: var(--mono); color: var(--accent-soft); margin-left: 4px; }
.bs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; }
.bs-item {
  display: flex; flex-direction: column; align-items: center; gap: 4px; text-align: center;
  padding: 10px 6px; border-radius: 10px; background: var(--bg-elev2); border: 1px solid var(--border-soft);
  opacity: .5; transition: transform .12s;
}
.bs-item.got { opacity: 1; border-color: rgba(var(--accent-rgb),.35); background: var(--accent-bg); }
.bs-item.got:hover { transform: translateY(-2px); }
.bs-icon { font-size: 22px; }
.bs-name { font-size: 10.5px; color: var(--text-dim); line-height: 1.3; }
.bs-item.got .bs-name { color: var(--text); font-weight: 600; }

/* ゲームオーバー画面 */
.quest-q.gameover { text-align: center; padding: 34px 24px; }
.go-emoji { font-size: 46px; }
.go-title { font-size: 24px; font-weight: 800; color: var(--red); margin: 6px 0 14px; letter-spacing: 1px; }
[data-theme="light"] .go-title { color: #b8331e; }
.go-score { font-size: 17px; color: var(--text-dim); }
.go-score strong { font-size: 30px; font-family: var(--mono); color: var(--accent-soft); margin-left: 8px; }
.go-sub { font-size: 13px; color: var(--text-faint); margin-top: 6px; }
.go-best { font-size: 15px; color: var(--green); margin: 14px 0 20px; font-weight: 600; }

.quest-q { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 14px; padding: 24px; }
.q-top { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.q-mastered { font-size: 11.5px; color: var(--green); font-weight: 600; }
.q-streak { font-size: 12px; color: var(--yellow); font-weight: 700; margin-left: auto; }
.q-scenario { font-size: 17px; line-height: 1.7; font-weight: 600; margin-bottom: 20px; }
/* 入力式問題 */
.q-typetag { font-size: 11px; font-weight: 700; color: var(--blue); background: rgba(111,168,220,.14); border: 1px solid rgba(111,168,220,.3); border-radius: 999px; padding: 3px 10px; }
[data-theme="light"] .q-typetag { color: #2c6a9e; }
.q-input-wrap { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.q-input-prefix { font-size: 18px; }
.q-input {
  flex: 1; min-width: 200px; font-family: var(--mono); font-size: 15px; color: #f1ece4;
  background: var(--bg-term); border: 1.5px solid var(--border); border-radius: 10px; padding: 12px 14px; outline: none;
  transition: border-color .15s;
  caret-color: var(--accent-soft);
}
.q-input::placeholder { color: #8a7f70; }
.q-input:focus { border-color: var(--accent); }
.q-input.input-ok { border-color: var(--green); }
.q-input.input-ng { border-color: var(--red); }
.q-input-wrap .q-submit { padding: 11px 20px; }
.q-hint { margin-top: 12px; }
.q-hint summary { cursor: pointer; font-size: 12.5px; color: var(--accent-soft); font-weight: 600; list-style: none; user-select: none; display: inline-block; padding: 4px 0; }
.q-hint summary::-webkit-details-marker { display: none; }
.q-hint > div { margin-top: 8px; font-size: 13px; color: var(--text-dim); padding: 10px 14px; background: var(--bg-elev2); border: 1px solid var(--border-soft); border-radius: 8px; }

.q-opts { display: flex; flex-direction: column; gap: 10px; }
.q-opt {
  display: flex; align-items: center; gap: 13px; text-align: left; width: 100%;
  background: var(--bg-elev2); border: 1.5px solid var(--border); border-radius: 11px;
  padding: 13px 16px; cursor: pointer; font-family: var(--sans); color: var(--text);
  font-size: 14px; transition: all .12s;
}
.q-opt:hover:not(.answered) { border-color: var(--accent); transform: translateX(3px); }
.q-key {
  width: 26px; height: 26px; border-radius: 7px; background: var(--bg-elev); border: 1px solid var(--border);
  display: grid; place-items: center; font-family: var(--mono); font-weight: 700; font-size: 13px; flex-shrink: 0; color: var(--text-dim);
}
.q-otext { flex: 1; }
.q-otext code { font-family: var(--mono); background: var(--bg-term); color: var(--code-term); padding: 2px 7px; border-radius: 5px; font-size: 13px; }
.q-opt.answered { cursor: default; }
.q-opt.correct { border-color: var(--green); background: rgba(108,193,142,.14); }
.q-opt.correct .q-key { background: var(--green); color: #14110e; border-color: var(--green); }
.q-opt.wrong { border-color: var(--red); background: rgba(227,96,73,.12); }
.q-opt.wrong .q-key { background: var(--red); color: #14110e; border-color: var(--red); }

.qfb { margin-top: 18px; padding: 16px 18px; border-radius: 12px; border: 1px solid; animation: fade .25s; }
.qfb.ok { background: rgba(108,193,142,.1); border-color: rgba(108,193,142,.35); }
.qfb.ng { background: rgba(227,96,73,.09); border-color: rgba(227,96,73,.32); }
.qfb-head { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.qfb.ok .qfb-head { color: var(--green); }
.qfb.ng .qfb-head { color: var(--red); }
[data-theme="light"] .qfb.ok .qfb-head { color: #1f7a4d; }
[data-theme="light"] .qfb.ng .qfb-head { color: #b8331e; }
.qfb-explain { font-size: 13.5px; color: var(--text-dim); line-height: 1.7; }
.qfb-explain code { font-family: var(--mono); background: var(--bg-elev2); padding: 1px 6px; border-radius: 5px; color: var(--accent-soft); font-size: 12.5px; }
.qfb-rankup {
  margin-top: 12px; padding: 10px 14px; border-radius: 9px; font-weight: 700; font-size: 14px; text-align: center;
  background: linear-gradient(90deg, var(--accent-bg), rgba(227,179,65,.15)); color: var(--accent-soft);
  border: 1px solid rgba(var(--accent-rgb),.3); animation: pop .4s ease;
}
.qfb-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.qfb-actions .btn { padding: 9px 16px; font-size: 13px; }

/* ---- 環境比較表 ---------------------------------------------------------- */
.platform-table-wrap { overflow-x: auto; border: 1px solid var(--border-soft); border-radius: 12px; }
.platform-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 560px; }
.platform-table th, .platform-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border-soft); }
.platform-table thead th { background: var(--bg-elev2); color: var(--accent-soft); font-size: 12.5px; letter-spacing: .3px; position: sticky; top: 0; }
.platform-table tbody tr:hover { background: var(--bg-elev2); }
.platform-table td:first-child { font-weight: 600; color: var(--text); }
.platform-table td { color: var(--text-dim); }
.platform-table code { font-family: var(--mono); background: var(--bg-term); color: var(--code-term); padding: 2px 7px; border-radius: 5px; font-size: 12.5px; }
.platform-table tbody tr:last-child td { border-bottom: none; }

/* ---- 印刷 / PDF（全量リファレンスのチートシート出力） -------------------- */
@media print {
  .sidebar, .backdrop, .topbar, #toast-stack, .palette-overlay, .modal-overlay,
  .term-play, .skip-link, .ref-toolbar, .filters, .ref-nav, .ref-toggle-all, .foot, .ref-print { display: none !important; }
  body, .app, .main { background: #fff !important; color: #000 !important; display: block !important; }
  .content { max-width: none !important; padding: 0 !important; }
  .view { display: none !important; }
  .view#view-reference { display: block !important; }
  .page-head h1 { color: #000 !important; font-size: 18pt; }
  .page-head p { color: #333 !important; }
  /* 折りたたみは印刷時すべて展開して出す */
  .ref-card { border: none !important; background: #fff !important; margin-bottom: 8pt; break-inside: auto; }
  .ref-card.collapsed .ref-card-body { display: block !important; }
  .ref-card-head { background: #fff !important; border: none !important; border-bottom: 1px solid #999 !important; padding: 0 0 3pt !important; break-after: avoid; }
  .rc-chev { display: none !important; }
  .rc-title { color: #000 !important; font-size: 13pt; }
  .rc-count { color: #666 !important; background: none !important; border: none !important; }
  .rc-blurb { color: #444 !important; }
  .ref-card-body { padding: 0 !important; }
  .ref-sub { color: #555 !important; border-color: #999 !important; }
  .ref-row { break-inside: avoid; border: none !important; background: #fff !important; padding: 2pt 0 !important; page-break-inside: avoid; margin: 0 !important; }
  .ref-cmd { color: #000 !important; font-weight: 700; background: none !important; border: none !important; padding: 0 !important; }
  .ref-desc { color: #222 !important; }
  .ref-alias { color: #777 !important; }
  .ref-removed { color: #b00 !important; border-color: #b00 !important; }
  .ref-book { display: none !important; }
  @page { margin: 14mm; }
}

/* ---- フッター ------------------------------------------------------------ */
.foot { border-top: 1px solid var(--border-soft); margin-top: 50px; padding: 24px 0 10px; color: var(--text-dim); font-size: 12.5px; text-align: center; }
.foot p { margin: 6px 0; }
.foot-meta { font-size: 12px; color: var(--text-faint); display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; align-items: center; }
.foot-meta a { color: var(--accent-soft); }
.foot-sep { color: var(--border); }
.foot-note {
  margin: 12px 0 0; font-size: 12.5px; color: var(--text-dim);
  background: rgba(227,179,65,.08); border: 1px solid rgba(227,179,65,.25); border-radius: 8px; padding: 10px 14px;
}

/* ---- トースト / 達成演出 ------------------------------------------------- */
#toast-stack {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  z-index: 300; display: flex; flex-direction: column; gap: 8px; align-items: center;
  pointer-events: none; max-width: 92vw;
}
.toast {
  background: var(--bg-elev2); color: var(--text); border: 1px solid var(--border);
  border-left: 3px solid var(--accent); border-radius: 10px; padding: 12px 18px;
  font-size: 13.5px; box-shadow: var(--shadow); opacity: 0; transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease; max-width: 480px; text-align: center;
}
.toast.show { opacity: 1; transform: none; }
.toast-success { border-left-color: var(--green); }
.confetti-canvas { position: fixed; inset: 0; pointer-events: none; z-index: 305; }

/* ---- CLS（レイアウトシフト）予約 ---------------------------------------- */
#homeStats { min-height: 92px; }
#homePath { min-height: 196px; }
.cmd-grid { min-height: 220px; }

/* ---- タップ領域（タッチ端末で最低44px） --------------------------------- */
@media (pointer: coarse) {
  .chip, .qlvl { min-height: 44px; align-items: center; }
  .copy-btn, .rel-chip, .reset-link { min-height: 40px; display: inline-flex; align-items: center; }
  .theme-btn, .menu-toggle { min-height: 44px; min-width: 44px; }
  .nav-link { min-height: 44px; }
  .q-opt { min-height: 54px; }
  .check-item { min-height: 48px; }
}

/* ---- レスポンシブ -------------------------------------------------------- */
.backdrop { display: none; }
@media (max-width: 920px) {
  .sidebar {
    position: fixed; left: 0; top: 0; z-index: 50; transform: translateX(-100%);
    transition: transform .25s ease; box-shadow: var(--shadow);
  }
  .sidebar.open { transform: none; }
  .backdrop.show { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 40; }
  .menu-toggle { display: block; }
  .stat-row, .path-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 27px; }
}
@media (max-width: 600px) {
  .content { padding: 22px 16px 80px; }
  /* トップバーは2段：1段目=メニュー/ツール切替/テーマ、2段目=検索（フル幅） */
  .topbar { padding: 10px 14px; flex-wrap: wrap; row-gap: 8px; }
  .search-wrap { order: 5; flex-basis: 100%; max-width: none; }
  .palette-trigger { display: none; } /* ⌘K は物理キーボード前提。モバイルは各ビュー検索＋上部検索で代替 */
  .tool-btn { padding: 6px 9px; }
  /* 2段トップバー(約102px)の直下にリファレンス種別ナビを固定（重なり回避） */
  .ref-nav { top: 103px; }
  .ref-card, .ref-row { scroll-margin-top: 180px; }
  .stat-row, .path-grid { grid-template-columns: 1fr; }
  .cmd-grid { grid-template-columns: 1fr; }
  .hero { padding: 28px 22px; }
  .hero h1 { font-size: 23px; }
  .modal-overlay { padding: 0; }
  .modal { border-radius: 0; min-height: 100vh; }
}