/* ===== Blueprint theme tokens ===== */
:root {
  --bg: #f4f6f3;
  --paper: #fbfaf6;
  --ink: #1a2332;
  --dim: #6a7382;
  --accent: #0a3a5c;
  --confirm: #0a3a5c;
  --candidate: #1763a6;
  --candidate-bg: #dce8f4;
  --maybe: #9aa0a6;
  --exclude: #5a5d63;
  --exclude-bg: #d8d6cf;
  --neg: #7a2025;
  --neg-bg: #f0d9d6;
  --border: rgba(26, 35, 50, 0.18);
  --divider: rgba(26, 35, 50, 0.08);
  --grid: rgba(23, 99, 166, 0.07);
  --near-bg: #FAEEDA;
  --near-fg: #633806;
  --tip-bg: #FFF8E8;
  --tip-border: #c8a800;
  --tip-fg: #664400;
}
body.dark {
  --bg: #0d2438;
  --paper: #102d48;
  --ink: #eaf2fc;
  --dim: #8aa0bc;
  --accent: #ffd070;
  --confirm: #9ec8f0;
  --candidate: #9ec8f0;
  --candidate-bg: rgba(158, 200, 240, 0.28);
  --maybe: #7a8aa0;
  --exclude: #a0aabc;
  --exclude-bg: rgba(80, 100, 124, 0.55);
  --neg: #ff9a9a;
  --neg-bg: rgba(220, 80, 80, 0.28);
  --border: rgba(234, 242, 252, 0.28);
  --divider: rgba(234, 242, 252, 0.14);
  --grid: rgba(158, 200, 240, 0.10);
  --near-bg: rgba(232, 212, 128, 0.18);
  --near-fg: #ffd070;
  --tip-bg: rgba(255, 208, 112, 0.12);
  --tip-border: var(--accent);
  --tip-fg: var(--ink);
}

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

body {
  background: var(--bg);
  display: flex;
  justify-content: center;
  padding: 20px;
  font-family: 'Inter', 'SF Pro Text', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  transition: background 0.2s;
  color: var(--ink);
}

/* ===== Phone container ===== */
.phone {
  width: 380px;
  height: 700px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 12px 12px;
}
@media (max-width: 460px) {
  body { padding: 0; }
  .phone { width: 100%; height: 100vh; box-shadow: none; }
}

/* ===== Routes (hash router) ===== */
.route {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.route[hidden] { display: none !important; }

/* ===== Title block ===== */
.title-block {
  padding: 8px 14px;
  border-bottom: 0.5px solid var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--paper);
}
.tb-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--ink);
  line-height: 1;
}
.tb-drwg {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 1px;
  margin-top: 2px;
}
.tb-right { display: flex; align-items: center; }
.tb-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
}
.tb-try {
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 0.5px;
}
.tb-try #attempt-count {
  color: var(--ink);
  font-weight: 700;
}
.tb-timer {
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.theme-toggle {
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--ink);
  font-size: 11px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 0;
  padding: 0;
  line-height: 1;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

.lang-toggle {
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--dim);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.5px;
  height: 22px;
  padding: 0 6px;
  cursor: pointer;
  border-radius: 0;
  line-height: 1;
}
.lang-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* play 画面の back ボタン */
.tb-left { display: flex; align-items: center; gap: 8px; }
.tb-titles { display: flex; flex-direction: column; }
.back-btn {
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--dim);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 14px;
  width: 26px;
  height: 22px;
  cursor: pointer;
  border-radius: 0;
  padding: 0;
  line-height: 1;
}
.back-btn:hover { border-color: var(--accent); color: var(--accent); }

/* top 画面ヘッダーの ? / STATS ボタン */
.top-icon-btn {
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--dim);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-weight: 700;
  cursor: pointer;
  border-radius: 0;
  padding: 0;
  line-height: 1;
  height: 22px;
}
.top-icon-btn:hover { border-color: var(--accent); color: var(--accent); }
.top-icon-btn:not(.top-stats-btn) { width: 26px; font-size: 11px; }
.top-stats-btn { padding: 0 6px; font-size: 9px; letter-spacing: 0.5px; }

/* ===== TOP SCREEN ===== */
.top-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}
.top-section {
  padding: 0 14px 12px;
}
.top-section:first-child { padding-top: 14px; }

.ruler {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 6px;
}
.ruler-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 1px;
}
.ruler-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.ruler-right {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.5px;
}

/* DAILY card */
.daily-card {
  position: relative;
  background: var(--paper);
  border: 0.5px solid var(--border);
  padding: 14px 14px 12px;
}
.daily-date-ja {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 1px;
  margin-bottom: 10px;
  text-align: center;
}
.play-btn {
  width: 100%;
  height: 56px;
  background: var(--accent);
  color: var(--paper);
  border: none;
  border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
body.dark .play-btn { color: var(--ink); }
.play-btn:hover { opacity: 0.9; }
.play-glyph { font-size: 14px; }

.daily-row {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}
.status-panel,
.countdown-panel {
  flex: 1;
  height: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 8px;
  border: 0.5px solid var(--border);
  background: transparent;
}
.countdown-panel { background: var(--bg); }
.status-panel.solved { background: var(--candidate-bg); border-color: var(--candidate); }
.status-panel.failed { background: var(--exclude-bg); border-color: var(--exclude); }
.panel-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px;
  color: var(--dim);
  letter-spacing: 1px;
  line-height: 1;
}
.panel-value {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 2px;
}
.status-panel.solved .panel-value { color: var(--candidate); }
.status-panel.failed .panel-value { color: var(--exclude); }
.cd-value {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.5px;
  margin-top: 1px;
}
.cd-sep { color: var(--dim); font-weight: 400; }

/* STREAKS */
.streaks-row {
  display: flex;
  gap: 4px;
}
.streak-card {
  flex: 1;
  position: relative;
  background: var(--paper);
  border: 0.5px solid var(--border);
  padding: 6px 7px 7px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.streak-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px;
  color: var(--dim);
  letter-spacing: 1px;
}
.streak-glyph { font-size: 9px; color: var(--accent); line-height: 1; }
.streak-num {
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  color: var(--ink);
}
.streak-num .num {
  font-size: 18px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.streak-num .unit { font-size: 9px; color: var(--dim); }
.streak-ja {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  color: var(--dim);
  line-height: 1.2;
}

/* ARCHIVE / CALENDAR */
.month-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  padding: 4px 0;
}
.month-nav-btn {
  width: 28px;
  height: 24px;
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--ink);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 14px;
  cursor: pointer;
  border-radius: 0;
  padding: 0;
  line-height: 1;
}
.month-nav-btn:hover { border-color: var(--accent); color: var(--accent); }
.month-nav-btn:disabled {
  border: 0.5px dashed var(--divider);
  color: var(--dim);
  opacity: 0.45;
  cursor: default;
}
.month-label { text-align: center; line-height: 1.1; }
.month-mono {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 1px;
}
.month-ja {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  color: var(--dim);
  margin-top: 1px;
}

.dow-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
  margin-bottom: 3px;
}
.dow {
  text-align: center;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.5px;
  padding: 2px 0;
}
.dow-sun { color: var(--neg); }
.dow-sat { color: var(--candidate); }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
}
.cal-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  user-select: none;
  border-radius: 0;
}
.cal-cell.empty { background: transparent; border: none; cursor: default; }
.cal-cell.cleared {
  background: var(--candidate-bg);
  color: var(--candidate);
  border: 0.5px solid var(--candidate);
  font-weight: 700;
  cursor: pointer;
}
/* 失敗ロック中（Issue #42、< 7 日経過） */
.cal-cell.failed-locked {
  background: var(--exclude-bg);
  color: var(--exclude);
  border: 0.5px solid var(--exclude);
  font-weight: 400;
  cursor: pointer;
}
/* 失敗・再挑戦可（Issue #42、>= 7 日経過） */
.cal-cell.failed-retry {
  background: var(--near-bg);
  color: var(--near-fg);
  border: 0.5px solid var(--near-fg);
  font-weight: 400;
  cursor: pointer;
}
/* failed-locked セル下端のプログレスバー（残日数比率、Issue #42） */
.cal-cell .cal-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  background: var(--near-fg);
  pointer-events: none;
}
.cal-cell.unplayed {
  background: var(--paper);
  color: var(--ink);
  border: 0.5px solid var(--border);
  font-weight: 500;
  cursor: pointer;
}
.cal-cell.today {
  background: var(--accent);
  color: var(--paper);
  border: 1px solid var(--accent);
  font-weight: 700;
  cursor: pointer;
}
body.dark .cal-cell.today { color: var(--bg); }
.cal-cell.future {
  background: transparent;
  color: var(--dim);
  border: 0.5px dashed var(--divider);
  font-weight: 400;
  cursor: default;
}
.cal-cell .cell-glyph {
  position: absolute;
  top: 1px;
  right: 2px;
  font-size: 7px;
  font-weight: 700;
  opacity: 0.85;
}

.cal-legend {
  margin-top: 8px;
  padding: 6px 8px;
  background: var(--paper);
  border: 0.5px solid var(--divider);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.3px;
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.legend-swatch {
  width: 10px;
  height: 10px;
  display: inline-block;
}
.swatch-cleared { background: var(--candidate-bg); border: 0.5px solid var(--candidate); }
.swatch-failed  { background: var(--exclude-bg);   border: 0.5px solid var(--exclude); }
.swatch-retry   { background: var(--near-bg);      border: 0.5px solid var(--near-fg); }
.swatch-open    { background: var(--paper);        border: 0.5px solid var(--border); }
.swatch-today   { background: var(--accent);       border: 0.5px solid var(--accent); }
.swatch-future  { background: transparent;         border: 0.5px dashed var(--divider); }

.ad-note {
  margin-top: 6px;
  padding: 4px 6px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.3px;
  border-left: 2px solid var(--divider);
}

/* RULES button */
.rules-btn-large {
  width: 100%;
  height: 36px;
  background: var(--paper);
  color: var(--ink);
  border: 0.5px solid var(--border);
  border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
}
.rules-btn-large:hover { border-color: var(--accent); }
.rules-left { display: inline-flex; align-items: center; gap: 8px; }
.rules-mark {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 1px;
}
.rules-arrow { color: var(--accent); font-size: 14px; font-weight: 700; }

/* Top footer */
.top-footer {
  padding: 6px 14px 12px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px;
  color: var(--dim);
  letter-spacing: 1px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.top-footer-row {
  display: flex;
  justify-content: space-between;
}
.top-footer-credit {
  display: flex;
  gap: 4px;
  align-items: baseline;
}
.top-footer-link,
.result-feedback-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 1px;
}
.top-footer-link:hover,
.top-footer-link:active,
.result-feedback-link:hover,
.result-feedback-link:active {
  text-decoration: underline;
}
.top-footer-link:focus-visible,
.result-feedback-link:focus-visible {
  outline: 0.5px solid var(--accent);
  outline-offset: 1px;
}

/* ===== HOW TO PLAY ===== */
#route-howto { display: flex; flex-direction: column; height: 100%; }

.howto-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-bottom: 0.5px solid var(--border);
  background: var(--paper);
  flex-shrink: 0;
}
.howto-header .tb-titles { line-height: 1; }
.howto-pageno {
  margin-left: auto;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.5px;
}
.howto-pageno .total { color: var(--dim); font-weight: 400; }

.howto-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 14px 14px 8px;
  touch-action: pan-y;
}
.howto-page {
  display: flex;
  flex-direction: column;
  gap: 12px;
  animation: bp-page-in 0.22s ease-out;
}
@keyframes bp-page-in {
  from { opacity: 0; transform: translateX(8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.howto-footer {
  flex-shrink: 0;
  padding: 8px 14px;
  border-top: 0.5px solid var(--border);
  background: var(--paper);
  display: flex;
  align-items: center;
  gap: 8px;
}
.howto-prev {
  width: 32px;
  height: 28px;
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--ink);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  cursor: pointer;
  border-radius: 0;
  padding: 0;
  line-height: 1;
}
.howto-prev:disabled {
  border-color: var(--divider);
  color: var(--dim);
  opacity: 0.4;
  cursor: default;
}
.howto-dots {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 0;
}
.howto-dot {
  height: 4px;
  width: 8px;
  background: var(--divider);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.2s;
  border-radius: 0;
}
.howto-dot.visited { background: var(--dim); }
.howto-dot.current { width: 22px; background: var(--accent); }
.howto-dot:focus-visible { outline: 1px dashed var(--accent); outline-offset: 2px; }

.howto-next, .howto-start {
  height: 28px;
  border: 0.5px solid var(--border);
  background: transparent;
  color: var(--ink);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 10px;
  border-radius: 0;
}
/* hidden 属性で display:flex を上書き（最終ページで NEXT を確実に隠す） */
.howto-next[hidden], .howto-start[hidden] { display: none; }
.howto-next:hover { border-color: var(--accent); color: var(--accent); }
.howto-start {
  padding: 0 12px;
  background: var(--accent);
  color: var(--paper);
  border: none;
  font-weight: 700;
  letter-spacing: 1px;
  gap: 6px;
}
body.dark .howto-start { color: var(--ink); }
.howto-start:hover { opacity: 0.9; }
.howto-start:disabled {
  opacity: 0.4;
  cursor: default;
  background: var(--exclude-bg);
  color: var(--exclude);
}

/* Page kicker (大型番号 + ステップラベル) */
.page-kicker { margin-bottom: 6px; }
.page-kicker .kicker-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-kicker .kicker-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -1px;
}
.page-kicker .kicker-meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.page-kicker .kicker-step {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 1.5px;
}
.page-kicker .kicker-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 1px;
}
.page-kicker .kicker-ja {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--dim);
  margin-top: 4px;
}

/* Page-shared blocks */
.bp-block {
  position: relative;
  background: var(--paper);
  border: 0.5px solid var(--border);
  padding: 14px 12px;
}
.bp-block.tight { padding: 8px 10px; }

/* P1: 3 column big numbers */
.rules-cols {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}
.rules-col { flex: 1; text-align: center; }
.rules-col .col-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.5px;
}
.rules-col .col-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 1.5px;
  margin-top: 4px;
}
.bp-divider {
  height: 0.5px;
  background: var(--divider);
  margin: 14px 0 10px;
}
.bp-rule-text {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--ink);
  line-height: 1.7;
}

/* QUERY example (re-using game styles) */
.howto-query-row { display: flex; gap: 4px; }
.howto-query-input {
  flex: 1;
  height: 32px;
  min-width: 0;
  background: var(--bg);
  border: 0.5px solid var(--border);
  color: var(--ink);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 1px;
}
.howto-submit-pill {
  height: 32px;
  padding: 0 12px;
  background: var(--accent);
  color: var(--paper);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
}
body.dark .howto-submit-pill { color: var(--ink); }
.howto-caption {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  margin-top: 5px;
  letter-spacing: 1px;
}

/* P2: feedback rows */
.fb-rows { display: flex; flex-direction: column; gap: 6px; }
.fb-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--paper);
  border: 0.5px solid var(--border);
  padding: 8px 10px;
}
.fb-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  min-width: 56px;
  text-align: center;
  letter-spacing: 0.5px;
}
.fb-badge.hit  { background: var(--candidate-bg); color: var(--candidate); }
.fb-badge.near { background: var(--near-bg); color: var(--near-fg); }
.fb-badge.miss {
  background: var(--paper);
  color: var(--dim);
  outline: 0.5px solid var(--border);
  outline-offset: -0.5px;
}
.fb-text { flex: 1; line-height: 1.3; }
.fb-text .ttl { font-size: 12px; font-weight: 700; color: var(--ink); }
.fb-text .sub { font-size: 10px; color: var(--dim); margin-top: 1px; }

.howto-rev {
  background: var(--paper);
  border: 0.5px solid var(--border);
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.howto-rev .rev-turn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  width: 24px;
}
.howto-rev .rev-nums {
  flex: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}
.howto-rev .rev-badges { display: flex; gap: 3px; }
.howto-rev .rev-badges span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 4px;
}

.howto-warn {
  padding: 6px 8px;
  border-left: 2px solid var(--dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 0.3px;
  line-height: 1.5;
}

.tip-box {
  background: var(--tip-bg);
  border: 0.5px solid var(--tip-border);
  padding: 8px 10px;
}
.tip-box .tip-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  color: var(--tip-border);
  letter-spacing: 1px;
  margin-bottom: 3px;
  font-weight: 700;
}
body.dark .tip-box .tip-label { color: var(--accent); }
.tip-box .tip-body {
  font-family: 'Inter', sans-serif;
  font-size: 10.5px;
  color: var(--tip-fg);
  line-height: 1.55;
}

/* P3: notes example */
.notes-blocks { display: flex; flex-direction: column; gap: 8px; }
.notes-blocks .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.notes-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  font-size: 11px;
  line-height: 1.3;
  border-left: 2px solid;
}
.notes-row.pos { background: var(--candidate-bg); color: var(--candidate); border-left-color: var(--candidate); }
.notes-row.neg { background: var(--neg-bg); color: var(--neg); border-left-color: var(--neg); }
.notes-row .badge {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 8px;
  padding: 1px 4px;
  letter-spacing: 0.5px;
  color: var(--paper);
}
body.dark .notes-row .badge { color: var(--bg); }
.notes-row.pos .badge { background: var(--candidate); }
.notes-row.neg .badge { background: var(--neg); }
.notes-row .text { flex: 1; }
.notes-row .pseudo-apply {
  background: transparent;
  border: 0.5px solid var(--neg);
  color: var(--neg);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  padding: 1px 5px;
}
.notes-desc {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  color: var(--dim);
  margin-top: 4px;
  line-height: 1.5;
}
.notes-desc .em { color: var(--ink); }

/* P4: state list */
.state-list { display: flex; flex-direction: column; gap: 5px; }
.state-row { display: flex; align-items: center; gap: 10px; }
.state-cell {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}
.state-cell.neutral { background: var(--paper); color: var(--ink); border: 0.5px solid var(--border); }
.state-cell.excluded { background: var(--exclude-bg); color: var(--exclude); border: 0.5px solid var(--exclude); text-decoration: line-through; }
.state-cell.maybe-out { background: transparent; color: var(--dim); border: 0.5px dashed var(--dim); }
.state-cell.candidate { background: var(--candidate-bg); color: var(--candidate); border: 0.5px solid var(--candidate); font-weight: 700; }
.state-cell.confirmed { background: var(--confirm); color: var(--paper); border: 0.5px solid var(--confirm); font-weight: 700; }
body.dark .state-cell.confirmed { color: var(--bg); }
.state-info { flex: 1; min-width: 0; }
.state-info .name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.5px;
}
.state-info .draggable-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 7px;
  background: var(--candidate);
  color: var(--paper);
  padding: 1px 4px;
  letter-spacing: 0.5px;
  font-weight: 700;
  margin-left: 6px;
}
body.dark .state-info .draggable-tag { color: var(--bg); }
.state-info .desc {
  font-size: 10.5px;
  color: var(--ink);
  margin-top: 1px;
  line-height: 1.3;
}

.cycle-line {
  padding: 6px 10px;
  background: var(--paper);
  border: 0.5px solid var(--border);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 0.5px;
  text-align: center;
  line-height: 1.6;
}
.candidate-callout {
  padding: 6px 8px;
  border-left: 2px solid var(--candidate);
  font-family: 'Inter', sans-serif;
  font-size: 10.5px;
  color: var(--ink);
  line-height: 1.5;
}

/* P5: cards example */
.howto-cards-row { display: flex; gap: 5px; }
.howto-card {
  flex: 1;
  position: relative;
  aspect-ratio: 0.85;
  border: 0.5px solid var(--border);
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
}
.howto-card.lock { background: var(--confirm); }
.howto-card .lbl {
  position: absolute;
  top: 3px;
  left: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 7px;
  color: var(--dim);
  opacity: 0.7;
}
.howto-card.lock .lbl { color: var(--paper); }
body.dark .howto-card.lock .lbl { color: var(--bg); }
.howto-card .empty-dot {
  font-family: 'JetBrains Mono', monospace;
  font-size: 18px;
  color: var(--dim);
  opacity: 0.35;
}
.howto-card .one-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  font-weight: 700;
  color: var(--candidate);
}
.howto-card .multi-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1px 3px;
  justify-content: center;
}
.howto-card .multi-row span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--candidate);
  font-weight: 600;
}
.howto-card .lock-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--paper);
}
body.dark .howto-card .lock-num { color: var(--bg); }

.lamp-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  background: var(--candidate-bg);
  color: var(--candidate);
  border-left: 2px solid var(--candidate);
}
.lamp-row .lamp-icon { font-size: 16px; line-height: 1; flex-shrink: 0; }
.lamp-row .lamp-text {
  font-size: 10.5px;
  color: var(--ink);
  line-height: 1.5;
}

/* P6: finish */
.share-block {
  background: var(--bg);
  border: 0.5px solid var(--border);
  padding: 10px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink);
  line-height: 1.8;
  position: relative;
}
.share-block .grid-line { letter-spacing: 1px; }
.share-legend {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  padding: 6px 8px;
  border-left: 2px solid var(--divider);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 0.3px;
  line-height: 1.6;
}
.share-legend .full-line { flex-basis: 100%; }

/* tutorial common */
.howto-page b { color: var(--ink); }
.howto-page .em { color: var(--ink); }
.howto-page .dim { color: var(--dim); }

/* ===== HOW TO P7 — CALENDAR (Issue #42) ===== */
.howto-p7-cells {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  padding: 4px 0 8px;
}
.howto-p7-cell-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.howto-p7-cell {
  width: 38px; height: 38px;
  font-size: 11px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.howto-p7-cell-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.5px;
}
.howto-p7-timeline {
  display: flex; flex-direction: column;
  gap: 4px;
  padding: 6px 0 4px;
}
.howto-p7-timeline-row {
  display: flex; align-items: center; gap: 8px;
}
.howto-p7-timeline-d {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px; color: var(--dim);
  letter-spacing: 0.5px;
  min-width: 30px;
}
.howto-p7-timeline-track {
  flex: 1; height: 5px;
  background: var(--divider);
  position: relative;
}
.howto-p7-timeline-bar {
  position: absolute; top: 0; left: 0;
  height: 100%;
  background: var(--near-fg);
}
.howto-p7-timeline-pct {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px; color: var(--dim);
  letter-spacing: 0.3px;
  min-width: 40px; text-align: right;
}
.howto-p7-timeline-row.unlocked .howto-p7-timeline-pct {
  color: var(--accent); font-weight: 700;
}
.howto-p7-practice {
  border-left: 2px solid var(--divider);
  padding: 4px 8px;
  margin: 8px 0;
}
.howto-p7-practice-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px; color: var(--dim);
  letter-spacing: 1px;
  margin-bottom: 2px;
}
.howto-p7-practice-text {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11px; color: var(--ink);
  line-height: 1.5;
}
.howto-p7-score-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 4px 0;
}
.howto-p7-score-card {
  position: relative;
  background: var(--paper);
  border: 0.5px solid var(--border);
  padding: 8px 10px;
}
.howto-p7-score-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px; font-weight: 700;
  color: var(--ink); letter-spacing: 0.5px;
  margin-bottom: 4px;
}
.howto-p7-score-title.accent { color: var(--accent); }
.howto-p7-score-desc {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 10px; color: var(--ink);
  line-height: 1.5;
}
.howto-p7-tip {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: var(--tip-bg);
  border: 0.5px solid var(--tip-border);
  padding: 8px 10px;
  margin-top: 8px;
}
.howto-p7-tip-icon { font-size: 14px; line-height: 1.2; }
.howto-p7-tip-body {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 10.5px; color: var(--tip-fg);
  line-height: 1.5;
  flex: 1;
}

/* ===== Game header ? button ===== */
.rules-icon-btn {
  background: transparent;
  border: 0.5px solid var(--border);
  color: var(--dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  width: 22px;
  height: 22px;
  cursor: pointer;
  border-radius: 0;
  padding: 0;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.rules-icon-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ===== Section common ===== */
.section { flex-shrink: 0; padding: 0 14px; }
.section-header {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 0 5px;
}
.section-header.sticky {
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 5;
  padding: 8px 0 4px;
}
.section-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 1px;
}
.section-line { flex: 1; height: 1px; background: var(--border); }
.section-meta {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
}
.section-meta .accent { color: var(--accent); font-weight: 700; }

/* DOMAIN ヘッダの CLEAR ボタン（Issue #48） */
.memo-clear-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.5px;
  padding: 2px 4px;
  margin-left: 6px;
  text-decoration: underline;
  flex-shrink: 0;
}
.memo-clear-btn:hover:not(:disabled) { color: var(--ink); }
.memo-clear-btn:disabled { opacity: 0.4; cursor: not-allowed; text-decoration: none; }

/* ===== SECRET CODE (cards) ===== */
.secret-code { padding: 4px 14px 8px; }
.cards-row {
  display: flex;
  gap: 5px;
  justify-content: space-between;
}
.card {
  flex: 1;
  position: relative;
  aspect-ratio: 0.85;
  background: var(--paper);
  border: 0.5px solid var(--border);
  border-radius: 0;
  padding: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: border-color 0.12s, background 0.12s, box-shadow 0.12s;
}
.card.locked { background: var(--confirm); border-color: var(--confirm); }
.card.drop-target {
  border: 1px solid var(--accent);
  box-shadow: 0 0 0 2px rgba(10, 58, 92, 0.15);
}
body.dark .card.drop-target { box-shadow: 0 0 0 2px rgba(255, 208, 112, 0.2); }
.card-tick {
  position: absolute;
  width: 4px;
  height: 4px;
  pointer-events: none;
}
.card-tick.tl { top: 0; left: 0; border-top: 0.6px solid var(--dim); border-left: 0.6px solid var(--dim); }
.card-tick.tr { top: 0; right: 0; border-top: 0.6px solid var(--dim); border-right: 0.6px solid var(--dim); }
.card-tick.bl { bottom: 0; left: 0; border-bottom: 0.6px solid var(--dim); border-left: 0.6px solid var(--dim); }
.card-tick.br { bottom: 0; right: 0; border-bottom: 0.6px solid var(--dim); border-right: 0.6px solid var(--dim); }
.card-label {
  position: absolute;
  top: 3px;
  left: 5px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px;
  color: var(--dim);
  opacity: 0.7;
}
.card.locked .card-label { color: var(--paper); opacity: 0.7; }
.card-locked-num {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 22px;
  color: var(--paper);
  font-weight: 700;
  line-height: 1;
}
.card-cands {
  display: flex;
  flex-wrap: wrap;
  gap: 1px 3px;
  justify-content: center;
  align-content: center;
  max-width: 88%;
}
.card-cand {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px;
  color: var(--candidate);
  font-weight: 600;
  cursor: pointer;
}
.card-cand:hover { color: var(--neg); text-decoration: line-through; }
.card-empty {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 18px;
  color: var(--dim);
  opacity: 0.35;
  line-height: 1;
}

/* ===== NOTES (hints) ===== */
.notes-section { padding-top: 0; padding-bottom: 6px; }
#hints {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.hint-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 7px;
  font-size: 10px;
  line-height: 1.3;
  border-left: 2px solid;
}
.hint-item.hint-pos {
  background: var(--candidate-bg);
  color: var(--candidate);
  border-left-color: var(--candidate);
}
.hint-item.hint-neg {
  background: var(--neg-bg);
  color: var(--neg);
  border-left-color: var(--neg);
}
.hint-item.used { opacity: 0.4; }
.hint-badge {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-weight: 700;
  font-size: 8px;
  padding: 1px 4px;
  letter-spacing: 0.5px;
  color: var(--paper);
  flex-shrink: 0;
}
.hint-item.hint-pos .hint-badge { background: var(--candidate); }
.hint-item.hint-neg .hint-badge { background: var(--neg); }
.hint-text { flex: 1; }
.hint-apply-btn {
  background: transparent;
  border: 0.5px solid var(--neg);
  color: var(--neg);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px;
  padding: 1px 5px;
  cursor: pointer;
  border-radius: 0;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}
.hint-apply-btn:hover { background: var(--neg); color: var(--paper); }
.hint-apply-btn:disabled { opacity: 0.3; cursor: default; background: transparent; color: var(--neg); }

/* ===== REVISIONS (history) ===== */
.revisions-section {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  border-top: 0.5px solid var(--divider);
  padding: 0 14px;
}
#history,
.result-attempts-list { list-style: none; margin: 0; padding: 0; }
.history-row {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 0;
  border-bottom: 0.5px dashed var(--divider);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
}
.history-row:last-child { border-bottom: none; }
#history li.empty {
  color: var(--dim);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px;
  padding: 8px 0;
  text-align: center;
  letter-spacing: 1px;
}
.history-turn {
  font-size: 9px;
  color: var(--dim);
  width: 24px;
  flex-shrink: 0;
}
.history-nums {
  flex: 1;
  font-size: 11px;
  color: var(--ink);
  letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}
.num-item {
  cursor: pointer;
  margin-right: 1px;
  transition: background 0.1s;
  padding: 0 1px;
}
.num-item:not(:last-child)::after {
  content: '·';
  color: var(--dim);
  margin-left: 1px;
}
.num-item:hover { background: var(--near-bg); }
.num-item.num-excluded { text-decoration: line-through; color: var(--exclude); }
.num-item.num-maybe-out {
  text-decoration: line-through;
  text-decoration-style: dashed;
  color: var(--maybe);
}
.num-item.num-candidate { color: var(--candidate); font-weight: 700; }
.num-item.num-confirmed {
  color: var(--accent);
  font-weight: 700;
  text-decoration: underline;
}
.num-item.hl { background: var(--near-bg); outline: 1px dashed var(--accent); outline-offset: -1px; }
.history-badges {
  display: flex;
  gap: 3px;
  font-size: 9px;
  font-weight: 700;
}
.hbadge { padding: 1px 4px; box-sizing: border-box; }
.hbadge.hit  { background: var(--candidate-bg); color: var(--candidate); }
.hbadge.near { background: var(--near-bg);      color: var(--near-fg); }
.history-badges .hbadge.miss,
.hbadge.miss {
  background: var(--paper) !important;
  color: var(--dim) !important;
  outline: 0.5px solid var(--border);
  outline-offset: -0.5px;
}
.lamp-btn {
  background: transparent;
  border: 0.5px solid var(--accent);
  color: var(--accent);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  padding: 0 4px;
  cursor: pointer;
  border-radius: 0;
  height: 18px;
  line-height: 1;
}
.lamp-btn:hover { background: var(--accent); color: var(--paper); }
.lamp-revealed {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px;
  color: var(--accent);
  font-weight: 700;
}
.attempt-apply-btn {
  background: transparent;
  border: 0.5px solid var(--neg);
  color: var(--neg);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px;
  padding: 1px 5px;
  cursor: pointer;
  border-radius: 0;
  letter-spacing: 0.5px;
  height: 18px;
  line-height: 1;
}
.attempt-apply-btn:hover { background: var(--neg); color: var(--paper); }
.attempt-apply-btn:disabled { opacity: 0.3; cursor: default; background: transparent; color: var(--neg); }

/* ===== DOMAIN (memo) ===== */
.domain-section {
  border-top: 0.5px solid var(--border);
  background: var(--paper);
  padding: 4px 14px 6px;
}
.memo-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 2px;
}
.memo-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px;
  background: var(--paper);
  color: var(--ink);
  border: 0.5px solid var(--border);
  font-weight: 400;
  cursor: pointer;
  user-select: none;
  transition: all 0.1s;
  border-radius: 0;
}
.memo-cell.excluded {
  background: var(--exclude-bg);
  color: var(--exclude);
  border: 0.5px solid var(--exclude);
  text-decoration: line-through;
}
.memo-cell.maybe-out {
  background: transparent;
  color: var(--maybe);
  border: 0.5px dashed var(--maybe);
}
.memo-cell.candidate {
  background: var(--candidate-bg);
  color: var(--candidate);
  border: 0.5px solid var(--candidate);
  font-weight: 700;
  cursor: grab;
}
.memo-cell.candidate:active { cursor: grabbing; }
.memo-cell.confirmed {
  background: var(--confirm);
  color: var(--paper);
  border: 0.5px solid var(--confirm);
  font-weight: 700;
}
.memo-cell.in-range {
  outline: 1.5px dashed var(--accent);
  outline-offset: -1.5px;
}
@keyframes flashCross {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.18); background: var(--accent); color: var(--paper); }
  100% { transform: scale(1); }
}
.memo-cell.just-crossed {
  animation: flashCross 0.22s ease-out;
  z-index: 1;
}

/* ===== QUERY + Custom Keypad（Issue #38） ===== */
/* 仕様: design/README_KEYPAD.md / SPEC_chronocode_ui.md 「Custom Keypad」節 */
.query-section {
  background: var(--paper);
  border-top: 0.5px solid var(--border);
  padding: 0;
}

/* QUERY 行（5スロット + SUBMIT） */
.kp-query-row {
  padding: 8px 14px 4px;
  background: var(--paper);
}
.kp-query-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}
.kp-query-title {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 1px;
}
.kp-clear-all {
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px;
  color: var(--dim);
  letter-spacing: 0.5px;
  padding: 2px 4px;
  text-decoration: underline;
}
.kp-clear-all:hover { color: var(--ink); }

.kp-slots {
  display: flex;
  gap: 4px;
  align-items: center;
}
.kp-slot {
  flex: 1;
  min-width: 0;
  position: relative;
  height: 32px;
  background: var(--bg);
  border: 0.5px solid var(--border);
  border-radius: 0;
  cursor: pointer;
  padding: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  text-align: center;
  outline: none;
  letter-spacing: 1px;
}
.kp-slot.empty { color: var(--dim); }
.kp-slot.active {
  border: 1px solid var(--accent);
  color: var(--accent);
}
.kp-slot.active.empty { color: var(--dim); }
.kp-slot.active::before {
  content: '';
  position: absolute;
  top: -3px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 2px;
  background: var(--accent);
}

.kp-submit {
  height: 32px;
  padding: 0 12px;
  background: var(--divider);
  color: var(--dim);
  border: none;
  border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: not-allowed;
  transition: background 0.15s, color 0.15s;
}
.kp-submit.enabled {
  background: var(--accent);
  color: var(--paper);
  cursor: pointer;
}
body.dark .kp-submit.enabled { color: var(--bg); }
.kp-submit.enabled:hover { opacity: 0.9; }

/* キーパッド本体 */
.kp-keypad {
  padding: 6px 14px 10px;
  background: var(--paper);
  border-top: 0.5px solid var(--border);
  display: grid;
  grid-template-columns: repeat(5, 1fr) 1.1fr;
  grid-template-rows: 38px 38px;
  gap: 4px;
}
.kp-key {
  background: var(--bg);
  color: var(--ink);
  border: 0.5px solid var(--border);
  border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.08s;
}
.kp-key:active,
.kp-key.flash { background: var(--candidate-bg); }
.kp-key.kp-back {
  grid-column: 6;
  grid-row: 1 / span 2;
  font-size: 16px;
}

/* エラー表示（フォールバック、通常は flash トースト経由） */
.error {
  color: var(--neg);
  padding: 0 14px 4px;
  font-size: 10px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  min-height: 0;
  background: var(--paper);
}
.error:empty { display: none; }

/* ===== Drag floating badge ===== */
.drag-badge {
  position: fixed;
  z-index: 200;
  padding: 3px 7px;
  background: var(--candidate);
  color: var(--paper);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  border-radius: 0;
}

/* ===== Flash toast ===== */
/* キーパッド（約140px）の上に被らない位置に表示 */
.flash {
  position: absolute;
  left: 50%;
  bottom: 160px;
  transform: translateX(-50%);
  padding: 6px 12px;
  background: var(--ink);
  color: var(--paper);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px;
  z-index: 150;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  letter-spacing: 0.5px;
}
body.dark .flash { background: var(--paper); color: var(--ink); }

/* ===== RESULT ROUTE ===== */
#route-result { display: flex; flex-direction: column; height: 100%; }

.result-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-bottom: 0.5px solid var(--border);
  background: var(--paper);
  flex-shrink: 0;
}
.result-header .tb-titles { line-height: 1; flex: 1; min-width: 0; }
.result-header .tb-title { font-size: 13px; font-weight: 700; letter-spacing: 0.3px; color: var(--ink); line-height: 1; }
.result-header .tb-drwg {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 1px; margin-top: 2px;
}
.result-header-right { display: flex; flex-direction: column; align-items: flex-end; gap: 1px; }
.result-header-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px; color: var(--dim); letter-spacing: 1px;
}
.result-header-time {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px; color: var(--accent); font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.result-scroll { flex: 1; min-height: 0; overflow: auto; }

.result-section-block {
  padding: 10px 14px 12px;
  background: var(--paper);
  border-bottom: 0.5px solid var(--border);
}
.result-section-block.last { padding: 12px 14px 18px; border-bottom: none; }

/* Ruler (same vocabulary as howto) */
.result-ruler {
  display: flex; align-items: baseline; gap: 6px; margin-bottom: 8px;
}
.result-ruler-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 1px;
}
.result-ruler-line { flex: 1; height: 1px; background: var(--border); }
.result-ruler-right {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 0.5px;
}

/* CornerTicks (positioned absolutely on parent) */
.result-cticks { position: absolute; pointer-events: none; }
.result-cticks::before, .result-cticks::after,
.result-cticks > i::before, .result-cticks > i::after {
  content: ''; position: absolute; width: 4px; height: 4px;
  border-color: currentColor; border-style: solid; border-width: 0;
}
/* tl */
.result-cticks::before { top: 0; left: 0; border-top-width: 0.6px; border-left-width: 0.6px; }
/* tr */
.result-cticks::after  { top: 0; right: 0; border-top-width: 0.6px; border-right-width: 0.6px; }
/* bl */
.result-cticks > i::before { bottom: 0; left: 0; border-bottom-width: 0.6px; border-left-width: 0.6px; }
/* br */
.result-cticks > i::after  { bottom: 0; right: 0; border-bottom-width: 0.6px; border-right-width: 0.6px; }

/* ① Outcome stamp */
.result-stamp-wrap {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
  padding: 14px 0 16px;
}
.result-stamp-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--divider) 1px, transparent 1px);
  background-size: 100% 12px;
  opacity: 0.6;
}
.result-stamp-inner { position: relative; text-align: center; }
.result-stamp-emoji { font-size: 30px; line-height: 1; margin-bottom: 6px; }
.result-stamp-box {
  position: relative; display: inline-block;
  padding: 6px 18px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 20px; font-weight: 700; letter-spacing: 4px;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.result-stamp-box.failed { color: var(--neg); border: 1px dashed var(--neg); }
.result-stamp-sub {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 2px; margin-top: 6px;
}

/* TURNS USED · ELAPSED box */
.result-tu-box {
  position: relative; background: var(--bg);
  border: 0.5px solid var(--border);
  padding: 12px 14px; margin-bottom: 8px;
  color: var(--dim);
}
.result-tu-row {
  display: flex; justify-content: space-around; align-items: center; gap: 10px;
}
.result-tu-col { text-align: center; flex: 1; }
.result-tu-num-row {
  display: flex; align-items: baseline; justify-content: center; gap: 3px;
}
.result-tu-num {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 24px; font-weight: 700; color: var(--ink);
  letter-spacing: -0.5px; line-height: 1;
}
.result-tu-num.time { font-variant-numeric: tabular-nums; }
.result-tu-denom {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px; color: var(--dim); font-weight: 400;
}
.result-tu-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 1.5px; margin-top: 4px;
}
.result-tu-divider { width: 1px; align-self: stretch; background: var(--divider); }

/* STREAK / WIN / TOTAL */
.result-streaks-row { display: flex; gap: 5px; }
.result-streak-card {
  flex: 1; position: relative; background: var(--bg);
  border: 0.5px solid var(--border);
  padding: 6px 4px; text-align: center;
  color: var(--dim);
}
.result-streak-card.dim { opacity: 0.55; }
.result-streak-icon { font-size: 12px; line-height: 1; margin-bottom: 2px; }
.result-streak-val {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 14px; font-weight: 700; color: var(--ink); line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.result-streak-lbl {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim); letter-spacing: 1px; margin-top: 2px;
}

/* ② ANSWER */
.result-answer-row { display: flex; gap: 5px; }
.result-answer-card {
  flex: 1; position: relative; background: var(--confirm);
  padding: 8px 0 10px; text-align: center;
  aspect-ratio: 0.85;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.result-answer-lbl {
  position: absolute; top: 3px; left: 5px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--paper); opacity: 0.55; letter-spacing: 1px;
}
.result-answer-num {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 18px; font-weight: 700; color: var(--paper); letter-spacing: -0.5px;
}
body.dark .result-answer-lbl { color: var(--bg); }
body.dark .result-answer-num { color: var(--bg); }

/* ③ HISTORICAL TIPS */
.result-story {
  position: relative; background: var(--bg);
  border: 0.5px solid var(--border);
  padding: 10px 12px 11px; margin-bottom: 8px;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 10.5px; color: var(--ink); line-height: 1.75;
  font-style: italic;
}
.result-story-kicker {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim); letter-spacing: 1.5px;
  margin-bottom: 5px; font-style: normal;
}
.result-story strong {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-weight: 700; color: var(--accent);
  font-style: normal; letter-spacing: 0.3px; padding: 0 1px;
}
.result-tips { display: flex; flex-direction: column; gap: 3px; }
.result-ai-note {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim); letter-spacing: 1px;
  text-align: center; margin-top: 8px; line-height: 1.4;
}
.howto-ai-note {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 0.3px;
  margin-top: 6px; line-height: 1.4;
}
.result-tip-row {
  display: flex; gap: 8px; padding: 5px 8px;
  background: var(--bg); border: 0.5px solid var(--border);
  font-size: 10px; align-items: flex-start;
}
.result-tip-num {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px; font-weight: 700; color: var(--accent);
  min-width: 22px; flex-shrink: 0; letter-spacing: 0.3px;
}
.result-tip-divider { width: 1px; align-self: stretch; background: var(--divider); }
.result-tip-text { color: var(--ink); line-height: 1.5; flex: 1; }

/* ④ SHARE */
.result-share-box {
  position: relative; background: var(--bg);
  border: 0.5px solid var(--border);
  padding: 10px 12px; margin-bottom: 8px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10.5px; color: var(--ink);
  line-height: 1.85; letter-spacing: 0.5px;
  white-space: pre-wrap;
}
.result-share-box .grid-line { letter-spacing: 1px; }
.result-share-box .url { color: var(--dim); letter-spacing: 0.3px; }

.result-share-legend {
  display: flex; gap: 12px; flex-wrap: wrap;
  padding: 4px 8px; border-left: 2px solid var(--divider);
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 0.3px;
  line-height: 1.6; margin-bottom: 8px;
}

.result-copy-btn {
  width: 100%; height: 36px;
  background: var(--accent); color: var(--paper);
  border: none; border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  transition: background 0.15s;
}
.result-copy-btn.copied { background: var(--confirm); }
body.dark .result-copy-btn { color: var(--bg); }

/* ⑤ NEXT */
.result-next-btn {
  width: 100%; height: 36px; margin-bottom: 6px;
  background: var(--paper); color: var(--ink);
  border: 0.5px solid var(--border); border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px; font-weight: 600; letter-spacing: 0.5px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 12px;
}
.result-next-date {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim); letter-spacing: 0.5px;
}
.result-next-arrow { font-size: 12px; }
.result-next-right { display: flex; align-items: center; gap: 6px; }

.result-archive-btn {
  width: 100%; height: 32px;
  background: transparent; color: var(--dim);
  border: 0.5px dashed var(--divider); border-radius: 0;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px; font-weight: 500; letter-spacing: 0.8px;
  cursor: pointer;
}

.result-end-marker {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim);
  text-align: center; margin-top: 8px; letter-spacing: 1px;
}
.result-feedback {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim);
  text-align: center; margin-top: 4px; letter-spacing: 1px;
  display: flex; justify-content: center; gap: 4px;
}

/* ===== Practice Mode Banner / FIRST vs LATEST (Issue #42) ===== */
.result-practice-banner {
  position: relative;
  background: var(--near-bg);
  color: var(--near-fg);
  border: 0.5px solid var(--near-fg);
  padding: 6px 10px;
  margin: 4px 0 10px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px; font-weight: 600;
  letter-spacing: 0.8px; text-align: center;
  line-height: 1.4;
}
.result-firstlatest-box {
  position: relative;
  background: var(--bg);
  border: 0.5px solid var(--border);
  padding: 8px 10px;
  margin-top: 6px;
}
.result-firstlatest-kicker {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim);
  letter-spacing: 1.5px; margin-bottom: 5px;
}
.result-firstlatest-row {
  display: flex; align-items: center; gap: 6px;
  padding: 3px 0;
  border-top: 0.5px solid var(--divider);
}
.result-firstlatest-row:first-of-type { border-top: none; }
.result-fl-icon { font-size: 13px; line-height: 1; }
.result-fl-label {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px; color: var(--dim);
  letter-spacing: 0.8px; min-width: 52px;
}
.result-fl-time {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 12px; font-weight: 700; color: var(--ink);
  letter-spacing: 0.3px;
  font-variant-numeric: tabular-nums;
  min-width: 44px;
}
.result-fl-status {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px; font-weight: 600;
  letter-spacing: 0.5px; flex: 1;
}
.result-fl-status.ok { color: var(--accent); }
.result-fl-status.ng { color: var(--neg); }
.result-fl-date {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 8px; color: var(--dim);
  letter-spacing: 0.3px;
}

/* ===== SETTINGS ROUTE (#/settings, Issue #59) ===== */
.settings-title-mono {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 9px; font-weight: 500;
  color: var(--dim); letter-spacing: 1px;
}
.settings-scroll {
  flex: 1; overflow-y: auto; padding: 0;
  background: var(--bg);
}
.settings-section {
  background: var(--paper);
  padding: 10px 14px 12px;
  border-bottom: 0.5px solid var(--border);
}
.settings-row {
  display: flex; align-items: center;
  gap: 10px; padding: 8px 4px;
  border-bottom: 0.5px solid var(--divider);
  min-height: 44px;
}
.settings-row:last-child { border-bottom: none; }
.settings-row-info { /* 操作不可な情報行: hover ハイライト無し */ }
.settings-row-text {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 2px;
}
.settings-row-label {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 11px; font-weight: 600;
  color: var(--ink); letter-spacing: 0.2px;
}
.settings-row-desc {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 9px; color: var(--dim);
  line-height: 1.4; letter-spacing: 0.1px;
}
.settings-row-value {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px; color: var(--dim);
  letter-spacing: 0.4px;
}
.settings-row-link {
  color: var(--accent); text-decoration: none;
  border-bottom: 0.5px dashed var(--accent);
  padding-bottom: 1px;
}
.settings-segmented {
  display: inline-flex;
  border: 0.5px solid var(--border);
  background: var(--bg);
}
.seg-btn {
  background: transparent; color: var(--dim);
  border: none; cursor: pointer;
  padding: 6px 10px; min-width: 48px; min-height: 28px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.5px;
}
.seg-btn + .seg-btn { border-left: 0.5px solid var(--border); }
.seg-btn.active {
  background: var(--accent); color: var(--paper);
}
body.dark .seg-btn.active { color: var(--bg); }
.settings-action-btn {
  background: transparent; color: var(--accent);
  border: 0.5px solid var(--accent); border-radius: 0;
  padding: 8px 14px; min-height: 36px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 10px; font-weight: 600;
  letter-spacing: 0.8px; cursor: pointer;
  white-space: nowrap;
}
.settings-action-btn:hover { background: var(--accent); color: var(--paper); }
body.dark .settings-action-btn:hover { color: var(--bg); }
.settings-action-danger {
  color: #c0392b; border-color: #c0392b;
}
body.dark .settings-action-danger {
  color: #ff7676; border-color: #ff7676;
}
.settings-action-danger:hover {
  background: #c0392b; color: var(--paper);
}
body.dark .settings-action-danger:hover {
  background: #ff7676; color: var(--bg);
}
.settings-end-marker {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 7px; color: var(--dim);
  text-align: center; padding: 16px 14px 24px;
  letter-spacing: 1.2px;
}