:root {
  --bg: #08111d;
  --panel: rgba(8, 17, 29, 0.82);
  --card: rgba(14, 28, 47, 0.9);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(126, 243, 210, 0.28);
  --text: #e8f1ff;
  --muted: #9eb8de;
  --gold: #ffd36a;
  --cyan: #86f0ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --accent: #7ef3d2;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #050a12;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  overscroll-behavior: none;
  touch-action: manipulation;
}

#app {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

#game {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  background: #071427;
}

#ui {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#menu,
#gameover {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  pointer-events: none;
}

#hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#menu > *,
#gameover > *,
#hud .hudBar,
#hud .toast {
  pointer-events: auto;
}

.hidden {
  display: none !important;
}

.panel {
  width: min(94vw, 540px);
  max-height: min(92vh, 860px);
  overflow: auto;
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(16, 26, 43, 0.92) 0%, rgba(8, 17, 29, 0.96) 100%);
  backdrop-filter: blur(16px);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.sacredMenu {
  position: relative;
}

.sacredMenu::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 0%, rgba(134, 240, 255, 0.12), transparent 32%),
    radial-gradient(circle at 50% 100%, rgba(255, 211, 106, 0.08), transparent 26%);
}

.menuHero {
  position: relative;
  text-align: center;
  padding: 6px 0 10px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--cyan);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.title {
  margin: 12px 0 6px;
  font-size: clamp(2.2rem, 7vw, 3.25rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.sub {
  margin: 0 auto;
  max-width: 36ch;
  color: var(--muted);
  line-height: 1.5;
  font-size: 0.98rem;
}

.statChips,
.row,
.unlockList,
.achStats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.statChips {
  margin: 18px 0 14px;
}

.badge,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 0.88rem;
}

.badge strong,
.scoreValue,
.themeName,
.achTitle,
.unlockTitle,
.settingsTitle,
.settingLabel {
  color: var(--text);
}

.badge.strong {
  border-color: rgba(255, 211, 106, 0.28);
  color: #ffefbf;
}

.startRow,
.wideRow {
  width: 100%;
}

.compactRow {
  justify-content: center;
}

button {
  appearance: none;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 12px 16px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 0.97rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease, box-shadow 120ms ease;
}

button:hover,
button:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(126, 243, 210, 0.4);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  outline: none;
}

button.primary {
  color: #1d1200;
  background: linear-gradient(180deg, #ffe49c 0%, #ffca47 100%);
  border-color: rgba(255, 211, 106, 0.5);
}

.big {
  min-height: 60px;
  font-size: 1.05rem;
}

.wideBtn {
  width: 100%;
}

.menuSection {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.menuSection summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.menuSection summary::-webkit-details-marker {
  display: none;
}

.sectionBody {
  padding: 0 18px 18px;
}

.wrapRow {
  flex-wrap: wrap;
}

.settings.compact {
  margin-top: 14px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.settingsTitle {
  font-weight: 800;
  margin-bottom: 12px;
}

.settingRow {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}

.rangeWrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

input[type="range"] {
  width: 100%;
}

.themeGrid {
  display: grid;
  gap: 10px;
}

.themeCard {
  width: 100%;
  display: grid;
  grid-template-columns: 74px 1fr auto;
  gap: 12px;
  align-items: center;
  text-align: left;
}

.themeCard.locked {
  opacity: 0.68;
}

.themeCard.selected {
  border-color: rgba(126, 243, 210, 0.48);
  box-shadow: 0 0 0 1px rgba(126, 243, 210, 0.2) inset;
}

.themeSwatch {
  height: 58px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top, var(--accent), transparent 36%),
    linear-gradient(180deg, var(--a), var(--b) 55%, var(--c));
}

.themeInfo {
  min-width: 0;
}

.themeName {
  font-weight: 800;
  margin-bottom: 4px;
}

.themeSub {
  font-size: 0.88rem;
  color: var(--muted);
}

.themeMark {
  font-size: 1.1rem;
  min-width: 24px;
  text-align: right;
}

.achList {
  display: grid;
  gap: 10px;
}

.achRow {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.achRow.earned {
  border-color: rgba(255, 211, 106, 0.3);
}

.achDesc {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

.achMeta {
  align-self: center;
  color: var(--muted);
  font-weight: 700;
}

.achBar {
  margin-top: 10px;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.achFill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #ffd36a);
}

.footer {
  text-align: center;
  color: var(--muted);
  margin-top: 16px;
}

.scoreStrip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0 18px;
}

.scoreCard {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  text-align: center;
}

.scoreCard.major {
  border-color: rgba(255, 211, 106, 0.28);
}

.scoreLabel {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 6px;
}

.scoreValue {
  font-size: clamp(1.5rem, 6vw, 2.25rem);
  font-weight: 900;
}

.unlockRow {
  margin-top: 12px;
}

.menuToast,
.toast {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 18px;
  min-width: 180px;
  max-width: min(82vw, 460px);
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(8, 17, 29, 0.9);
  border: 1px solid var(--line);
  color: var(--text);
  text-align: center;
  box-shadow: var(--shadow);
  opacity: 0;
  transition: opacity 180ms ease, transform 180ms ease;
}

.menuToast.show,
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}

.hudBar {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  left: max(12px, env(safe-area-inset-left));
  right: max(12px, env(safe-area-inset-right));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hudScore,
.hudActions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hudLabel {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.scorePill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(8, 17, 29, 0.7);
  backdrop-filter: blur(8px);
  font-size: 1rem;
  line-height: 1;
}

.hudIconBtn {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 999px;
  background: rgba(8, 17, 29, 0.7);
  backdrop-filter: blur(8px);
}

#hud .toast {
  bottom: 24px;
}

@media (max-width: 640px) {
  .panel {
    width: min(96vw, 560px);
    max-height: min(94vh, 860px);
    padding: 18px;
    border-radius: 24px;
  }

  .scoreStrip {
    grid-template-columns: 1fr;
  }

  .themeCard {
    grid-template-columns: 64px 1fr auto;
  }
}