:root {
  color-scheme: dark;
  --indigo: #12182c;
  --navy: #1b2440;
  --peacock: #2a7a8c;
  --amber: #d4a04a;
  --ruby: #b23a4a;
  --milk: #f3ead8;
  --brass: #c4a36a;
  --ink: #f3ead8;
  --muted: #b7c0d4;
  --font: "Hiragino Mincho ProN", "Yu Mincho", "Hiragino Sans", "Yu Gothic", serif;
}

* { box-sizing: border-box; }

html {
  overflow-x: clip;
  overflow-y: scroll;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: var(--font);
  background:
    radial-gradient(circle at 18% -6%, rgba(212, 160, 74, 0.18), transparent 22rem),
    radial-gradient(circle at 92% 10%, rgba(42, 122, 140, 0.2), transparent 20rem),
    linear-gradient(180deg, #0e1426 0%, #1a2140 46%, #12182c 100%);
}

a { color: inherit; }
button { font: inherit; color: inherit; }

a:focus-visible,
button:focus-visible,
canvas:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(178, 58, 74, 0.35);
}

.site-header,
main {
  width: min(94vw, 1080px);
  margin-inline: auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 44px;
}

.site-header a {
  color: var(--amber);
  font-weight: 800;
  text-decoration: none;
}

.site-header p {
  margin: 0;
  color: var(--muted);
  font: 700 0.72rem/1 "Trebuchet MS", sans-serif;
  letter-spacing: 0.1em;
}

main {
  display: grid;
  gap: 12px;
  padding: 0 0 72px;
}

.intro {
  background: rgba(27, 36, 64, 0.82);
  border: 1px solid rgba(196, 163, 106, 0.35);
  border-radius: 8px 28px 8px 28px;
  padding: 10px 16px 12px;
}

.eyebrow {
  margin: 0;
  color: var(--amber);
  font: 800 0.68rem/1 "Trebuchet MS", sans-serif;
  letter-spacing: 0.16em;
}

.intro h1 {
  margin: 4px 0 0;
  font-size: clamp(1.55rem, 4.2vw, 2.5rem);
  line-height: 1;
}

.intro h1 span { color: var(--peacock); }

.intro p {
  margin: 6px 0 0;
  color: var(--muted);
  font-weight: 600;
}

.layout {
  display: grid;
  gap: 14px;
}

.game-panel {
  display: grid;
  gap: 8px;
  background: rgba(18, 24, 44, 0.9);
  border: 1px solid rgba(196, 163, 106, 0.28);
  border-radius: 18px;
  padding: 10px;
}

.hud {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.hud p {
  margin: 0;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(243, 234, 216, 0.08);
}

.hud span {
  display: block;
  color: var(--muted);
  font: 700 0.62rem/1 "Trebuchet MS", sans-serif;
  letter-spacing: 0.08em;
}

.hud strong {
  font-size: 1.02rem;
  color: var(--milk);
}

.stage {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  background: #0c1222;
}

#game {
  display: block;
  width: 100%;
  height: min(70vh, 680px);
  touch-action: none;
  cursor: grab;
}

#game:active { cursor: grabbing; }

.banner,
.click {
  position: absolute;
  left: 10%;
  right: 16%;
  margin: 0;
  text-align: center;
  pointer-events: none;
  z-index: 2;
}

.banner {
  top: 8%;
  padding: 8px 12px;
  font-weight: 800;
  color: var(--indigo);
  background: rgba(243, 234, 216, 0.9);
  border-radius: 999px;
}

.click {
  top: 42%;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--amber);
  text-shadow: 0 2px 12px #12182c;
}

.hint-line {
  position: absolute;
  left: 10%;
  right: 16%;
  bottom: 14%;
  margin: 0;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--milk);
  pointer-events: none;
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: end;
  justify-items: center;
  gap: 6px;
  padding: 18px 18px 16%;
  background: linear-gradient(180deg, transparent 40%, rgba(12, 18, 34, 0.72) 100%);
  text-align: center;
  z-index: 3;
}

.overlay[hidden] { display: none !important; }

.overlay-kicker {
  margin: 0;
  color: var(--amber);
  font: 800 0.7rem/1 "Trebuchet MS", sans-serif;
  letter-spacing: 0.14em;
}

.overlay-lead {
  margin: 0;
  font-size: 1.28rem;
  font-weight: 900;
}

.overlay-note {
  margin: 0 0 8px;
  color: var(--muted);
}

.start,
.share-x,
.reset,
.sound-btn,
.hint-btn {
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}

.start {
  background: var(--amber);
  color: #12182c;
  font-weight: 900;
  padding: 10px 22px;
}

.tool-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
}

.hint-btn,
.sound-btn {
  background: rgba(243, 234, 216, 0.12);
  padding: 6px 12px;
  font-weight: 800;
}

.level-chip {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.live {
  margin: 0 4px;
  min-height: 1.4em;
  color: var(--muted);
  font-size: 0.86rem;
}

.share-x {
  background: var(--peacock);
  color: var(--milk);
  font-weight: 800;
  padding: 8px 16px;
}

.help {
  display: grid;
  gap: 10px;
  padding: 12px 14px 16px;
  background: rgba(27, 36, 64, 0.72);
  border-radius: 16px;
}

.help h2 { margin: 4px 0 0; font-size: 1.12rem; }

.help ol { margin: 0; padding: 0; display: grid; gap: 8px; }

.help li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 8px;
  list-style: none;
  color: var(--muted);
}

.help li span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--brass);
  color: #12182c;
  font-weight: 900;
}

kbd {
  display: inline-block;
  padding: 0 5px;
  border-radius: 6px;
  background: var(--amber);
  color: #12182c;
  font-size: 0.78em;
}

.save-note,
.key-hint,
.records {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.gallery button {
  padding: 0;
  border: 1px solid rgba(196, 163, 106, 0.35);
  border-radius: 10px;
  background: #0c1222;
  overflow: hidden;
}

.gallery canvas {
  display: block;
  width: 100%;
  height: 72px;
}

.gallery p {
  margin: 0;
  padding: 4px;
  font-size: 0.72rem;
  text-align: center;
}

.reset {
  justify-self: start;
  background: rgba(243, 234, 216, 0.12);
  padding: 6px 12px;
}

html[data-capture] [data-account],
html[data-capture] .site-header,
html[data-capture] .intro,
html[data-capture] .help,
html[data-capture] .live,
html[data-capture] .end-actions,
html[data-capture] .hud,
html[data-capture] .tool-row,
html[data-capture] .hint-line,
html[data-capture] .overlay {
  display: none !important;
}

html[data-capture],
html[data-capture] body {
  height: 100%;
  overflow: hidden;
  background: #0c1222;
}

html[data-capture] main,
html[data-capture] .layout,
html[data-capture] .game-panel {
  width: 100%;
  max-width: none;
  padding: 0;
  gap: 0;
  background: transparent;
  border: 0;
}

html[data-capture] .stage { height: 100dvh; border-radius: 0; }
html[data-capture] #game { width: 100%; height: 100dvh; }
html[data-capture] .banner { top: 10%; left: 10%; right: 18%; }

@media (min-width: 880px) {
  .layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
  }
  #game { height: min(74vh, 700px); }
}

@media (max-width: 430px) {
  .intro h1 { font-size: 1.38rem; }
  .hud { gap: 4px; }
  .hud strong { font-size: 0.92rem; }
  #game { height: min(64vh, 540px); }
  .overlay-note { display: none; }
  .overlay { padding-bottom: 10%; }
}

@media (prefers-reduced-motion: reduce) {
  .banner, .click { transition: none; }
}