*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  color-scheme: dark;
  --bg: #14101c;
  --ink: #f4efe8;
  --muted: #a89cb8;
  --mint: #5ee0b8;
  --gold: #e8b848;
  --pumpkin: #d87830;
}

html {
  font-family: "Hiragino Sans", Meiryo, sans-serif;
  background: radial-gradient(ellipse at 30% 0%, #2a1838, var(--bg) 55%);
  color: var(--ink);
}

body {
  margin: 0;
  min-height: 100dvh;
}

.masthead {
  padding: 10px 14px;
}

.back {
  color: var(--mint);
  font-weight: 700;
  text-decoration: none;
}

.app {
  max-width: 390px;
  margin: 0 auto;
  padding: 0 12px 24px;
}

.hero h1 {
  margin: 4px 0;
  font-size: clamp(1.35rem, 5vw, 1.75rem);
  line-height: 1.15;
  font-family: "Hiragino Mincho ProN", serif;
}

.hero h1 span {
  display: block;
}

.kicker {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  font-family: ui-monospace, Menlo, monospace;
}

.lede {
  color: var(--muted);
  font-size: 0.92rem;
}

.start-panel {
  padding: 14px;
  border: 1px solid #5a4868;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
}

.start-lead {
  margin: 0 0 10px;
  font-size: 1rem;
  line-height: 1.5;
}

.start-steps {
  margin: 0 0 12px;
  padding-left: 1.2em;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.45;
}

.metrics {
  display: grid;
  gap: 8px;
  margin-bottom: 8px;
}

.metric {
  display: grid;
  grid-template-columns: 4.2em 1fr 2.8em;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
}

.metric-label {
  color: var(--muted);
  font-weight: 700;
}

.metric-bar {
  height: 12px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid #5a4868;
  overflow: hidden;
}

.metric-bar.spill {
  border-color: rgba(216, 120, 48, 0.45);
}

.metric-fill {
  height: 100%;
  width: 0;
  border-radius: 5px;
  transition: width 0.12s ease-out;
}

.metric-fill.overlap {
  background: linear-gradient(90deg, #3a9880, var(--mint));
}

.metric-bar.metric-ok .metric-fill.overlap {
  background: linear-gradient(90deg, var(--mint), #a8ffe8);
}

.metric-fill.spill {
  background: linear-gradient(90deg, #8a5030, var(--pumpkin));
}

.metric-bar.metric-warn .metric-fill.spill {
  background: linear-gradient(90deg, var(--pumpkin), #ffb070);
}

.metric-val {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.guide-once {
  margin: 0 0 8px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(94, 224, 184, 0.12);
  border: 1px solid rgba(94, 224, 184, 0.35);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
}

.btn-primary,
#btn-share,
#btn-replay,
.toolbar button {
  font: inherit;
  font-size: 1rem;
  border-radius: 10px;
  border: 1px solid #5a4868;
  background: linear-gradient(180deg, #3a3048, #241c30);
  color: var(--ink);
  cursor: pointer;
  padding: 12px 14px;
  min-height: 44px;
}

.btn-primary:focus-visible,
#btn-share:focus-visible,
#btn-replay:focus-visible,
.toolbar button:focus-visible,
.btn-sound:focus-visible,
.btn-text:focus-visible,
.back:focus-visible {
  outline: 3px solid var(--mint);
  outline-offset: 2px;
}

.btn-primary {
  width: 100%;
  margin-top: 10px;
  font-weight: 800;
  background: linear-gradient(180deg, var(--pumpkin), #8a4020);
  color: #fff8f0;
  border: none;
}

#game-canvas {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 2px solid #5a4868;
  touch-action: none;
  background: #0e1018;
}

.act-line {
  margin: 0 0 6px;
  font-size: 0.85rem;
  color: var(--gold);
}

.hint-line {
  min-height: 1.4em;
  margin: 8px 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--mint);
}

.toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.keys {
  font-size: 0.78rem;
  color: var(--muted);
}

.summary {
  margin-top: 16px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid #5a4868;
  background: rgba(0, 0, 0, 0.3);
}

.sum-grid {
  display: grid;
  gap: 8px;
}

.sum-grid dt {
  font-size: 0.78rem;
  color: var(--muted);
}

.sum-grid dd {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.sum-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.meta {
  margin-top: 20px;
  font-size: 0.88rem;
  color: var(--muted);
  border: 1px solid #4a3a58;
  border-radius: 10px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.2);
}

.meta summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--ink);
  padding: 4px 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.btn-text {
  background: none;
  border: none;
  color: var(--mint);
  cursor: pointer;
  padding: 4px 0;
  font: inherit;
}

html[data-capture="1"] .capture-hide {
  display: none !important;
}

html[data-capture="1"] .app {
  max-width: 100%;
  padding: 8px;
}

html[data-capture="1"] body {
  background: #0a0810;
}

html[data-capture="1"] .app {
  max-width: min(100%, 420px);
  padding-top: 12px;
}

html[data-capture="1"] .hero {
  text-align: center;
}

html[data-capture="1"] .hero h1 {
  font-size: 1.25rem;
}

html[data-capture="1"] #game-canvas {
  max-height: min(72vh, 640px);
  border-color: #8a6848;
}

html[data-capture="1"] .hint-line {
  text-align: center;
  font-size: 1rem;
}

html[data-capture="1"] .toolbar {
  max-width: 320px;
  margin: 0 auto;
}

.btn-sound {
  margin-top: 8px;
  width: 100%;
  font: inherit;
  border-radius: 10px;
  border: 1px solid #5a4868;
  background: rgba(0, 0, 0, 0.25);
  color: var(--ink);
  padding: 8px;
  cursor: pointer;
}

html[data-promo-shot="1"] .promo-hide {
  display: none !important;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}