/* ============================================================
   Document Daily — assets/style.css
   ダークテーマ。Daily-Business-Human のトーンを継承しつつ、
   本スキル固有の「品質ラダー（Bad/Good/Better/Best）」配色を確立する。
   ============================================================ */

:root {
  --bg: #0f1419;
  --panel: #1a2030;
  --panel-2: #232b3d;
  --text: #e6edf3;
  --muted: #8b949e;
  --border: #30363d;
  --code-bg: #0d1117;

  --accent:   #ff6b6b;
  --accent-2: #4ecdc4;
  --accent-3: #ffd93d;

  /* ── 品質ラダー4色（このスキルの中核。全ページで不変） ── */
  --bad:    #ff6b6b;
  --good:   #ffb84d;
  --better: #51cf66;
  --best:   #4d9ff0;
  --bad-bg:    rgba(255, 107, 107, 0.08);
  --good-bg:   rgba(255, 184,  77, 0.08);
  --better-bg: rgba( 81, 207, 102, 0.08);
  --best-bg:   rgba( 77, 159, 240, 0.08);

  /* ── カテゴリ色（17カテゴリ） ── */
  --cat-keiei:     #c792ea;
  --cat-kikaku:    #4ecdc4;
  --cat-pmo:       #4d9ff0;
  --cat-chotatsu:  #f0a04d;
  --cat-zaimu:     #51cf66;
  --cat-jinji:     #ff8fab;
  --cat-homu:      #9aa5b1;
  --cat-marketing: #ffd93d;
  --cat-cs:        #7ee0c0;
  --cat-hinshitsu: #b0bec5;
  --cat-kiki:      #ff6b6b;
  --cat-comm:      #a5b4fc;
  --cat-kenkyu:    #86e5ff;
  --cat-seizo:     #d4a373;
  --cat-itdesign:  #7c6af0;
  --cat-ittest:    #2eb87a;
  --cat-itops:     #5ec8d8;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}

/* ── Header ─────────────────────────────────────────────── */
header {
  padding: 28px 32px;
  border-bottom: 4px solid var(--cat-keiei);
  background: linear-gradient(135deg, #1a1040 0%, #3d1a6b 55%, #1b2838 100%);
}
header h1 { font-size: 22px; color: #fff; margin-bottom: 6px; line-height: 1.4; }
header .sub { color: #b9a6d8; font-size: 13px; margin-bottom: 14px; }
.meta { display: flex; flex-wrap: wrap; gap: 10px; }
.badge {
  background: rgba(0,0,0,0.35); padding: 4px 12px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.2); color: #fff; font-size: 12px;
}
.badge.cat { background: rgba(199,146,234,0.28); border-color: var(--cat-keiei); color: #e5d0f7; }
.badge.lap { background: rgba(255,217,61,0.22); border-color: var(--accent-3); color: var(--accent-3); }

/* ── Layout ─────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 24px;
  max-width: 1340px;
  margin: 0 auto;
  padding: 24px;
}
nav.toc {
  position: sticky; top: 24px; height: max-content;
  background: var(--panel); border-radius: 8px;
  padding: 16px; border: 1px solid var(--border);
}
nav.toc h3 { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
nav.toc a {
  display: block; padding: 6px 10px;
  color: var(--text); text-decoration: none; border-radius: 4px;
  border-left: 2px solid transparent; font-size: 13px; margin: 2px 0;
}
nav.toc a:hover { background: var(--panel-2); border-left-color: var(--cat-keiei); }
nav.toc a.home { color: var(--muted); font-size: 12px; margin-bottom: 8px; }
main { min-width: 0; }

/* ── Sections ───────────────────────────────────────────── */
section {
  background: var(--panel); border-radius: 10px;
  padding: 24px; margin-bottom: 20px; border: 1px solid var(--border);
}
section h2 {
  margin-bottom: 18px; color: var(--accent-2);
  border-bottom: 2px solid var(--border); padding-bottom: 10px; font-size: 19px;
}
section h3 { color: var(--accent-3); font-size: 15px; margin: 22px 0 10px; }
section h4 { color: var(--muted); font-size: 13px; margin: 14px 0 8px; }
section > p:first-of-type { margin-top: 0; }
p { margin: 9px 0; }
ul, ol { padding-left: 22px; }
li { margin: 5px 0; }
a { color: var(--accent-2); }
hr { border: none; border-top: 1px solid var(--border); margin: 24px 0; }
strong { color: #fff; }

/* ── Tables ─────────────────────────────────────────────── */
table {
  width: 100%; border-collapse: collapse; margin: 14px 0;
  background: var(--code-bg); border-radius: 6px; overflow: hidden;
}
th, td { padding: 10px 13px; text-align: left; font-size: 13px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: var(--panel-2); color: var(--accent-3); font-size: 11.5px; letter-spacing: 0.4px; }
tr:last-child td { border-bottom: none; }
td code, p code, li code {
  background: var(--panel-2); padding: 2px 6px; border-radius: 3px;
  font-family: "JetBrains Mono", Menlo, monospace; font-size: 12px; color: #e1bee7;
}
.table-scroll { overflow-x: auto; }

/* ── Scenario / callout cards ───────────────────────────── */
.scenario-card {
  background: var(--code-bg); border: 1px solid var(--border);
  border-left: 4px solid var(--cat-keiei); border-radius: 6px;
  padding: 18px 20px; margin: 12px 0; font-size: 14px;
}
.insight-box, .info-box, .warn-box {
  border-radius: 8px; padding: 14px 16px; margin: 14px 0; font-size: 13.5px;
}
.insight-box { background: rgba(255,107,107,0.08); border: 1px solid rgba(255,107,107,0.3); }
.insight-box strong { color: var(--accent); }
.info-box { background: rgba(78,205,196,0.08); border: 1px solid rgba(78,205,196,0.25); }
.info-box strong { color: var(--accent-2); }
.warn-box { background: rgba(255,217,61,0.08); border: 1px solid rgba(255,217,61,0.25); }
.warn-box strong { color: var(--accent-3); }

/* ── Ladder control bar ─────────────────────────────────── */
.ladder-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px; margin-bottom: 18px;
  position: sticky; top: 12px; z-index: 20;
  box-shadow: 0 6px 18px rgba(0,0,0,0.35);
}
.ladder-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.ladder-btn {
  padding: 7px 16px; border-radius: 20px; cursor: pointer; font-size: 13px;
  font-weight: 600; background: var(--code-bg); color: var(--muted);
  border: 1px solid var(--border); transition: all 0.15s;
  font-family: inherit;
}
.ladder-btn:hover { color: var(--text); }
.ladder-btn[data-stage="bad"].active    { background: var(--bad);    color: #1a0a0a; border-color: var(--bad); }
.ladder-btn[data-stage="good"].active   { background: var(--good);   color: #1a1200; border-color: var(--good); }
.ladder-btn[data-stage="better"].active { background: var(--better); color: #061a0c; border-color: var(--better); }
.ladder-btn[data-stage="best"].active   { background: var(--best);   color: #00121f; border-color: var(--best); }

.bar-spacer { flex: 1; }
.toggle-btn {
  padding: 7px 14px; border-radius: 8px; cursor: pointer; font-size: 12.5px;
  background: var(--code-bg); color: var(--muted);
  border: 1px solid var(--border); font-family: inherit; transition: all 0.15s;
}
.toggle-btn:hover { color: var(--text); border-color: var(--accent-2); }
.toggle-btn.on { background: rgba(78,205,196,0.18); color: var(--accent-2); border-color: var(--accent-2); }
.lang-switch { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.lang-switch button {
  padding: 7px 14px; border: none; cursor: pointer; font-size: 12.5px;
  background: var(--code-bg); color: var(--muted); font-family: inherit;
}
.lang-switch button.active { background: var(--accent-2); color: #00201e; font-weight: 700; }

/* ── Ladder panes (tab mode) ────────────────────────────── */
.ladder-pane { display: none; }
.ladder-pane.active { display: block; }
.lang-block { display: none; }
.lang-block.active { display: block; }

.doc-card { border-radius: 10px; border: 1px solid var(--border); overflow: hidden; margin-bottom: 16px; }
.doc-card .doc-head {
  padding: 10px 16px; font-size: 13px; font-weight: 700;
  display: flex; align-items: center; gap: 10px;
}
.doc-card .doc-head .stage-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.doc-card .doc-head .stage-note { font-weight: 400; font-size: 12px; opacity: 0.85; }
.doc-card.bad    { border-color: rgba(255,107,107,0.45); }
.doc-card.good   { border-color: rgba(255,184,77,0.45); }
.doc-card.better { border-color: rgba(81,207,102,0.45); }
.doc-card.best   { border-color: rgba(77,159,240,0.45); }
.doc-card.bad    .doc-head { background: var(--bad-bg);    color: var(--bad); }
.doc-card.good   .doc-head { background: var(--good-bg);   color: var(--good); }
.doc-card.better .doc-head { background: var(--better-bg); color: var(--better); }
.doc-card.best   .doc-head { background: var(--best-bg);   color: var(--best); }
.doc-card.bad    .doc-head .stage-dot { background: var(--bad); }
.doc-card.good   .doc-head .stage-dot { background: var(--good); }
.doc-card.better .doc-head .stage-dot { background: var(--better); }
.doc-card.best   .doc-head .stage-dot { background: var(--best); }
.doc-card pre { margin: 0; border-left: none; border-radius: 0; }

pre {
  background: var(--code-bg); padding: 16px 18px; border-radius: 6px;
  overflow-x: auto; border-left: 3px solid var(--accent-2); margin: 12px 0;
  font-family: "JetBrains Mono", Menlo, Consolas, monospace;
  font-size: 12.5px; line-height: 1.65; white-space: pre;
}
pre code { background: none; padding: 0; color: var(--text); font-size: inherit; }

/* ── Commentary under each stage ────────────────────────── */
.commentary { background: var(--panel-2); border-radius: 8px; padding: 16px 18px; margin-top: 12px; font-size: 13.5px; }
.commentary h4 { color: var(--text); font-size: 13.5px; margin: 0 0 10px; }
.commentary .axis-moved {
  display: inline-block; font-size: 11.5px; padding: 2px 10px; border-radius: 10px;
  background: rgba(78,205,196,0.15); border: 1px solid rgba(78,205,196,0.35);
  color: var(--accent-2); margin-left: 6px; vertical-align: middle;
}
.commentary.focus { border-left: 4px solid var(--better); background: rgba(81,207,102,0.07); }
.commentary.focus h4 { color: var(--better); }

/* ── Compare mode (4段階を横に並べる) ───────────────────── */
.compare-grid { display: none; gap: 12px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
body.compare-on .compare-grid { display: grid; }
body.compare-on .ladder-pane { display: none !important; }
body.compare-on .ladder-tabs { opacity: 0.35; pointer-events: none; }
.compare-grid .doc-card { margin-bottom: 0; display: flex; flex-direction: column; }
.compare-grid pre { font-size: 10.5px; line-height: 1.55; padding: 12px; flex: 1; }
.compare-grid .doc-head { font-size: 12px; }
.compare-grid .doc-head .stage-note { display: none; }

/* ── 5-axis diff table ──────────────────────────────────── */
table.axis-table th:nth-child(2) { color: var(--bad); }
table.axis-table th:nth-child(3) { color: var(--good); }
table.axis-table th:nth-child(4) { color: var(--better); }
table.axis-table th:nth-child(5) { color: var(--best); }
table.axis-table td:nth-child(2) { background: var(--bad-bg); }
table.axis-table td:nth-child(3) { background: var(--good-bg); }
table.axis-table td:nth-child(4) { background: var(--better-bg); }
table.axis-table td:nth-child(5) { background: var(--best-bg); }
table.axis-table td:first-child { white-space: nowrap; font-weight: 600; }
table.axis-table tr.len-row td { font-weight: 700; text-align: center; }

/* ── Details / disclosure ───────────────────────────────── */
details.panel {
  background: var(--panel-2); border-radius: 6px; margin: 14px 0;
  border-left: 3px solid var(--accent-3);
}
details.panel summary {
  padding: 12px 16px; cursor: pointer; font-weight: 600;
  color: var(--accent-3); user-select: none; list-style: none;
  display: flex; align-items: center; gap: 8px;
}
details.panel summary::-webkit-details-marker { display: none; }
details.panel summary::before { content: "▶"; font-size: 10px; transition: transform 0.2s; }
details.panel[open] summary::before { transform: rotate(90deg); }
details.panel[open] summary { border-bottom: 1px solid var(--border); }
.panel-body { padding: 16px; }
details.panel.full { border-left-color: var(--best); }
details.panel.full summary { color: var(--best); }

/* ── Checklist ──────────────────────────────────────────── */
.checklist {
  background: linear-gradient(135deg, rgba(255,217,61,0.07), rgba(255,107,107,0.05));
  border: 1px solid rgba(255,217,61,0.3); border-radius: 10px; padding: 18px 20px;
}
.checklist .cl-lead { font-size: 13px; color: var(--accent-3); margin-bottom: 14px; font-weight: 600; }
.check-item {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--code-bg); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 14px; margin: 8px 0;
  cursor: pointer; font-size: 13.5px; transition: all 0.15s;
}
.check-item:hover { border-color: var(--accent-3); }
.check-item input { margin-top: 5px; width: 16px; height: 16px; accent-color: var(--better); flex-shrink: 0; cursor: pointer; }
.check-item:has(input:checked) { background: rgba(81,207,102,0.07); border-color: rgba(81,207,102,0.4); }
.check-item:has(input:checked) .cl-text { color: var(--muted); text-decoration: line-through; }
.cl-progress { margin-top: 14px; font-size: 12px; color: var(--muted); }
.cl-bar { height: 6px; background: var(--code-bg); border-radius: 3px; overflow: hidden; margin-top: 6px; }
.cl-bar-fill { height: 100%; background: var(--better); width: 0%; transition: width 0.25s; }

/* ── Exercise cards ─────────────────────────────────────── */
.ex-card { background: var(--code-bg); border-radius: 10px; border: 1px solid var(--border); padding: 18px 20px; margin: 14px 0; }
.ex-card.min15 { border-left: 4px solid var(--better); }
.ex-card.min60 { border-left: 4px solid var(--best); }
.ex-card .ex-label {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 12px;
  border-radius: 12px; margin-bottom: 10px;
}
.ex-card.min15 .ex-label { background: var(--better); color: #061a0c; }
.ex-card.min60 .ex-label { background: var(--best); color: #00121f; }

/* ── Self eval ──────────────────────────────────────────── */
.self-eval { background: var(--panel-2); border-radius: 8px; padding: 18px; border: 1px solid var(--border); }
.eval-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.eval-choice {
  background: var(--code-bg); border: 1px solid var(--border); border-radius: 20px;
  padding: 8px 18px; cursor: pointer; font-size: 13px; transition: all 0.15s; user-select: none;
}
.eval-choice input { display: none; }
.eval-choice:has(input:checked) { background: rgba(78,205,196,0.2); border-color: var(--accent-2); color: var(--accent-2); }
textarea {
  width: 100%; min-height: 80px; background: var(--code-bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; padding: 10px;
  font-family: inherit; font-size: 13px; resize: vertical; margin-bottom: 10px;
}
.save-btn {
  background: var(--accent-2); color: #00201e; border: none; padding: 9px 22px;
  border-radius: 6px; cursor: pointer; font-weight: 700; font-size: 13px; font-family: inherit;
}
.save-btn:hover { background: #6ee7df; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 1100px) {
  .compare-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
  .layout { grid-template-columns: 1fr; padding: 16px; }
  nav.toc { position: static; }
  .compare-grid { grid-template-columns: 1fr; }
  .ladder-bar { position: static; }
  header { padding: 20px 16px; }
  section { padding: 18px 16px; }
  pre { font-size: 11px; }
}